In this work, we present a sixteen-channel, ultra low-voltage (≤ 0.1 V analog supply) current DAC designed in 22nm FDSOI technology for biasing SQUIDs. The ASIC integrates eight 6-bit DACs and eight 8-bit DACs, programmed through a simple serial interface. It operates effectively across a wide temperature range, from 300K to 4K, by using the back-gate bias to counteract threshold voltage...
RDC-8 Coordinators (Kathiwada and Suzuki) will give overview of the coordination activities
The next-generation Cosmic Microwave Background Stage 4 (CMB-S4) survey aims to map the Cosmic Microwave Background with unprecedented sensitivity, probing key areas of fundamental physics such as inflation, exotic light relics, and dark energy. To meet these ambitious objectives, the experiment will deploy approximately 500,000 photon-noise-limited superconducting transition edge sensors...
High fidelity measurements of low energy particle tracks are vital for physics applications where reconstructing directionality and event topology is required, such as in searches for dark matter, the Migdal effect, and new physics in CEvNS experiments. Low pressure negative ion drift (NID) time projection chambers (TPC) utilizing micro-pattern gas detectors (MPGDs) provide a unique and...
We report R&D progress, as well as the first axion-like particle search results with BREAD - a novel dish antenna for broadband ~$\mu$eV-eV wave-dark matter detection, which allows to utilize state-of-the-art high-field solenoidal magnets. Axions are converted non-resonantly to photons on a cylindrical metallic wall parallel to an external magnetic field. These photons are then focused using a...
We present the design and performance of the DILVERT time-to-digital (TDC) readout chip developed for room temperature and 4K cryogenic operations. The chip simultaneously achieves very low power and picosecond timing resolution when operated in a cryogenic (4K) environment. It features configurable time bins and is an enabling technology for precision timing applications including 4D tracking...
Imaging the detailed 3D topology of ionization in detectors is broadly desirable in nuclear and particle physics. Of particular interest is the directional detection of nuclear recoils from neutrinos or dark matter, which may prove critical for probing dark matter beneath the neutrino fog and affirming its galactic origin. Gaseous time projection chambers (TPCs) can provide the required...
Axions are a well-motivated dark matter candidate for solving the strong CP problem at the same time. Axion haloscope makes use of the conversion of axions to photons in a large magnetic field. To increase signal strength, many haloscopes make use of resonant enhancement and high gain amplifiers, while also taking measures to keep receiver noise as low as possible such as the use of dilution...
Since the entry to the precision era for the nuclear and high-energy physics communities, excellent particle detection capability is highly demanded for each part of the detection system. A homogeneous EM-Calorimeter could provide excellent energy resolution for electrons and photons in a wide dynamic range allowing rapidity coverage, particle containment and granularity. However, concerns of...
Many physics analyses use some form of AI/ML to identify physics objects such as jets and electrons and/or for whole event classification. However, such an approach has generally been taken a long time after the detector was designed and constructed. It is therefore relevant to question whether a proposed design of a future calorimeter is optimal for the application of AI/ML techniques. This...
In this talk we will present CHARMS250 and CHARMS10, next-generation cryogenic front-end application specific integrated circuits (ASICs) designed in a 65 nm process for low-noise readout of charge or light signals generated within noble liquid time projection chambers (TPCs). Both ASICs are designed for operation at temperatures ranging from room temperature down to liquid nitrogen...
RDC-8 AMP,INT,NMR,OptMech subgroup overview
I will discuss a new collaboration between the University of Hawaii and Berkeley Lab dedicated to developing an "ideal" gaseous TPC readout technology based on integrated grid amplification and silicon pixel readout combined with ML/AI-capable frontend cluster discrimination.
Fermilab is one of the largest producers of organic scintillator in the world. Its scintillator has been used in a wide variety of applications including archeology, volcanology, mining exploration, agriculture, national security, as well as more traditional applications in HEP and Astro-particle physics. We will describe the scintillator extrusion facility and injection molding facility. We...
Photon detection at radio frequencies (RF) plays an essential role in high-energy physics such as dark matter search. The detection of weak signal converted from dark matter in the presence of excess quantum and classical noise can be achieved by exploiting high-quality superconducting RF cavities in the presence of strong magnetic field. However, this is a nontrivial detection problem due to...
A novel heavy-ion particle-identification (PID) device based on optical-readout energy-loss measurement (ELOSS) is presented. The device is designed to identify the atomic number of the reaction fragments that reach the focal–plane detector system of the S800 spectrograph at the Facility for Rare Isotope Beams (FRIB).
The new instrument consists of a large volume filled with xenon gas at...
The Electron-Proton/Ion Collider (ePIC) detector will serve as the first experiment of the Electron Ion Collider (EIC) at Brookhaven National Laboratory, whose primary purpose is to perform comprehensive studies of nuclear structure via electron-ion and electron-proton collisions. In order to investigate the gluon saturation regime at small values of the momentum fraction \textit{x}, as well...
We describe the proposed Quantum Invisible Particle Sensor (QuIPS) experiment, an optomechanical laser trap surrounded by active pixel detectors, that would allow for searching for heavy sterile neutrino masses in the 100s of keV to few MeV regime via weak nuclear decays. The experimental setup uses CMOS sensors to measure the direction of a beta particle emitted from a trapped nanosphere, and...
High pressure gaseous argon time projection chambers (HPgTPC) is crucial for many applications, including neutrino oscillation analyses, and rare event searches such as coherent elastic neutrino-nucleus scattering (CEvNS) and low-energy nuclear recoil detection. Current R&D efforts are focused on testing gas electron multipliers (GEMs) in high-pressure environments, which is critical for...
Water-based Liquid Scintillator (WbLS) is an innovative material for constructing large-scale detectors in neutrino and dark matter research. The tunable light yield, enabled by an inline circulation system, allows for flexible detector optimization for different physics searches. With adequate photosensor coverage, detecting low-intensity light can reconstruct the momentum of energetic...
The CalVision project seeks to develop high resolution calorimetry for future lepton colliders with state-of-the-art performance for both electromagnetic and hadronic signatures using the dual readout technique. We seek to improve the hadronic energy resolution of homogeneous scintillating calorimeters through the measurement and separation of the scintillation and Cherenkov light in hadronic...
Scaling neutrinoless double beta decay experiments to the 100 ton or kiloton scale seems most plausible, at least from an instrumentation point of view, if we aim for a large TPC. However, the lack of a xenon supply chain is a bottleneck. In this talk, we will discuss possible alternatives TPC gases, including SeF6 efforts, and our efforts to identify alternative non-electronegative gases. ...
Q-Pix is an innovative approach for measuring ionization and, potentially, scintillation signals in large liquid argon Time Projection Chambers (LArTPCs). At its core is a self-triggering "Charge Integrate/Reset" circuit, where a charge-sensitive amplifier continuously integrates incoming current on a feedback capacitor. When the signal reaches a preset threshold, a ‘reset’ transition is...
We present the latest developments of the Fermilab and the Advanced Quantum Networks experiments. These operating quantum networks, with deployed infrastructure spanning the Chicagoland metropolitan and beyond which include nodes at Fermilab, Northwestern University, The University of Illinois at Urbana-Champaign, Caltech, the Jet Propulsion Laboratory, and Argonne National Labs. The deployed...
Quantum random walk processes have many intriguing applications in high energy physics including the simulation of parton shower evolution. We will present the design and initial results of a fiber loop time-bin quantum walk architecture using the hardware platform already in operation at the Fermilab Quantum Network in which the state of the photon is defined by its time-of-arrival. The fiber...
In future high energy physics (HEP) experiments, proposed approaches to tracking the spatiotemporal information of charged particle trajectories on layers of detectors require FPGA clusters to process hit information and compute track parameters. For example, track triggering for the HL-LHC project requires processing of data volumes estimated up to 30 Tbits/s using 15K input combinatorics...
The Higgs physics goals of the future Higgs factories demand unprecedented precision. Monolithic Active Pixel Sensor (MAPS) technology applied to tracking and electromagnetic calorimetry (ECal) has excellent potential to achieve this precision. This technology offers high granularity, thin sensors, fast responses ($<$nsec), and small dead areas. Colliders with low duty cycles enable gaseous...
We are working on R&D studies of a straw tracker that could be used as an inner tracker for the FCC-ee experiments. The straw tracker offers the advantage of a low material budget and a single-hit resolution of 100-120 microns per straw. With about 100 layers, the straw tracker will play a pivotal role in pattern recognition, particle identification, and long-lived particle searches. Straws...
PSD_CHIP is an ASIC developed jointly by UC Davis and LBNL
for reading out SiPM arrays. Each channel of the chip, besides providing
a fast trigger out pulse and a voltage level proportional to the total
area of the pulse, also performs an analog pulse shape discrimination
(PSD) function, based on a metric derived from partial and total
integrals of the input pulse. A single PSD bit is...
Recent experimental probes have demonstrated that ambient high-energy radiation can produce phonon-mediated quasiparticle poisoning in superconducting qubit arrays, leading to spatiotemporally correlated errors. This has garnered interest in understanding the potential sensitivity of such arrays to small in-substrate energy depositions characteristic of low-mass, sub-GeV dark matter scatters....
The Barrel Imaging Calorimeter (BIC) of the ePIC detector is designed to meet the unique challenges presented by the physics of the Electron-Ion Collider. For energy measurements of showers, the BIC employs scintillating fibers aligned parallel to the beam axis, utilizing lead absorbers and silicon photomultipliers for readout. The challenging requirements for separating electrons from pions,...
Circular Electron Positron Collider as a Higgs and high luminosity Z factory, the accelerator Technical Design Report has been released in the end of 2023. The baseline design of a detector concept consists of a large 3D tracking system, which is a high precision (about 100μm) spatial resolution Time Projection Chamber (TPC) detector as the main track embedded in a 3.0T solenoid field,...
The LHCb experiment is planning its Upgrade II to align with the High-Luminosity LHC (HL-LHC) era, aiming to enhance its discovery potential through a combination of higher luminosity and increased detection efficiency for photons, $\pi^0$, electrons, and positrons. This powerful synergy promises to unlock new physics opportunities. Key to the success of this upgrade are three critical...
Understanding phonon kinematics and charge propagation in superconducting devices is crucial for minimizing correlated errors in superconducting qubits and conducting low-threshold dark matter searches. For nearly a decade, the Geant4 Condensed Matter Physics (G4CMP) package, has been limited to simulating charge and phonon transport in silicon and germanium materials. In this work, we have...
Probing sub-GeV dark matter with liquid xenon TPCs is possible using the ionization-only signal. However, sensitivity with these detectors is currently hindered due to instrument backgrounds, delayed electron and photon emission. In this presentation, we show new data revealing the source of delayed emission. We discuss possible ways to mitigate this background for future experiments, and...
RDC-8 Pair breaking sensor subgroup overview
Dual readout calorimeters and noble gas time projection chambers require accurate modelling of Cerenkov photons to determine energy resolution and timing uncertainty of the detectors. Due to the high multiplicity of optical photons in a single event, fast parameterizations are often used to improve computational throughput at the cost of precision. Leveraging GPU hardware can make full optical...
The Longitudinally Segmented Forward Hadronic Calorimeter (LFHCal) is being designed for the ePIC detector at the Electron Ion Collider (EIC). One of its main motivations is to reconstruct jet energies with high precision in the 1.2 < η < 3.5 rapidity range. The current design plans to use ~83k machined and ~480k injection molded scintillator tiles with silicon photomultipliers (SiPMs)...
We present the crystalline xenon time projection chamber (TPC), a promising novel technology for next-generation dark matter searches. Initial tests have established that it maintains many of the benefits of the liquid xenon TPC while also effectively excluding radon, the dominant background in currently-running xenon dark matter experiments such as LZ. This offers the potential for greatly...
The search for dark matter has broadened to focus on a much wider class of candidates than in previous decades, including particle-like dark matter at the MeV-GeV mass scale. Lighter than traditional WIMPs, these particles deposit less energy in nuclear or electronic interactions; thus, discovering them will require low energy thresholds and cryogenic temperatures. In this talk, I will...
A Micromachined Radiation-Resistant Dense High Rate Calorimeter Sensor Prototype Using Secondary Emission
Burak Bilki3, Jace Beavers2,4, Daniel Cronin1, Aliko Mestvirishili3, Yasar Onel3, Christopher Sanzeni2, Elie Track2, James Wetzel3, David R Winn1,2,*
- Fairfield University, 2. nVizix LLC, 3. University of Iowa, 4. Los Alamos National Lab
- Corresponding Author:...
HeRALD (Helium Roton Apparatus for Light Dark Matter) searches for sub-GeV dark matter-nucleon scattering in a $^4$He target. Phonons from an atomic recoil trigger the evaporation of $^4$He atoms into the vacuum, which are then detected calorimetrically using a Transition Edge Sensor (TES) array. Here I will discuss recent R&D using a two-channel evaporation sensor. The multi-channel readout...
The LZ (LUX-ZEPLIN) collaboration operates a 7-tonne active mass, two-phase xenon TPC (Time Projection Chamber) surrounded by a multi-layer OD (Outer Detector) serving as an anti-coincidence veto, in order to find the elusive dark matter, at SURF (Sanford Underground Research Facility), the former location of the Homestake gold mine in the town of Lead, South Dakota. In service of the search...
nEXO is a 5 tonne liquid xenon (LXe) time projection chamber (TPC) that aims to detect neutrinoless double beta decay in $^{136}$Xe with a projected $90 \%$ CL half-life sensitivity of $1.35 \mathrm{x}10^{28}$ yr. nEXO will be able to measure energy deposits from both ionization electrons and scintillation photons from events that occur inside the detector. To achieve the required 10 ms...
Phonon-sensitive Microwave Kinetic Inductance Detectors (MKIDs) are scalable superconducting sensors enabling the next-generation low-mass dark matter direct search and neutrinoless double beta decay search. We have identified Hafnium (Hf) as a promising material to fabricate high-sensitivity MKID and developed the microfabrication process for low-Tc (140mK~200mK) resonators. Furthermore,...
Line Intensity Mapping (LIM) is an emerging cosmological survey technique that measures the integrated emission of certain atomic and molecular lines with high throughput and low spatial and spectral resolution to quickly map large volumes of the large scale structure distribution in our universe. Mm-wave LIM would measure the redshifted emission from CO/[CII] using established survey...
The Deep Underground Neutrino Experiment (DUNE) is a leading international project in neutrino science, aiming to address key questions in particle physics, including neutrino mass ordering, CP violation in the lepton sector, and searches for proton decay and supernova neutrinos. Neutron capture in argon releases a cascade of gamma rays, totaling 6.1 MeV, providing a "standard candle" for...
Low-threshold, low-background noble liquid ionization detectors are desired for low-mass dark matter and Coherent Elastic Neutrino Nucleus Scattering (CEνNS) searches. Of the two primary noble elements used for particle detection, argon and xenon, argon can yield higher energy nuclear recoils, but the electroluminescence light produced by Ar2 dimer is difficult to collect and the slow...
Neutrinoless double beta decay (0vbb) is a lepton-number-violating process that is forbidden in the Standard Model. The observation of 0vbb would imply that neutrinos are their own anti-particles, and provide an important step towards explaining the asymmetry of matter and anti-matter in the universe. nEXO is a proposed next-generation 0vbb experiment containing 5000 kg of isotopically...
The Forward Calorimeter (FoCal) is a new sub-detector for ALICE to be installed during CERN LS3, optimized for measurements in the forward region. FoCal-H, the hadronic calorimeter component of this upgrade, is designed as a scintillating-fiber calorimeter. Its front-end electronics are based on the H2GCROC ASIC, which was originally developed for the CMS HGCAL collaboration to read out SiPM...
4D trackers with ~10ps timing will be transformative at future collider experiments. Timing is crucial for reducing the combinatorial challenge of track reconstruction at extremely high pileup densities, it offers completely new handles to detect and trigger on long-lived particles (LLP), expands the reach to search for new phenomena, and enables particle-ID capabilities at low transverse...
One of the challenges in exploring promising novel materials for dark matter searches is the detection of sub-eV energy excitations from light-dark matter interaction with a target material. Dark matter interaction can excite sub-eV optical phonon modes in polar materials like sapphire. We plan to utilize superconducting qubits on a sapphire substrate to study their response to energy...
Liquid argon detectors are widely used in neutrino physics and dark matter detection through the collection of ionization charge and/or scintillation light produced by particles interacting in the bulk liquid argon. The introduction of hydrocarbon-based photo-ionizing dopant into a liquid argon detector can extend its detection capabilities by lowering the energy threshold for charge...
The Muon Collider is a unique future energy frontier machine that will provide both energy reach and high precision within the same accelerator complex. Muon collider detectors are exposed to very large beam induced background (BIB) originating from muon decays. Precision timing 4D charged particle tracking is essential for mitigating out-of-time BIB effects. Forward muon tagging is a crucial...
Silicon photo-multipliers (SiPM) are widely used as light detectors for the next generation of experiments dedicated to high energy physics. Compared to the traditional photomultiplier tubes (PMTs), the SiPM offers several advantages such as excellent single-photon resolution, low power consumption, low sensitivity to magnetic fields, small dimension. However, for the multi-ton noble liquid...
We develop 3D integrated photon-to-digital converters (PDC) aimed to replace PMTs and SiPMs in various radiation applications. In previous years we reported on a CMOS readout electronics designed for low power consumption in large area systems such as noble liquid dark matter or neutrino searches, or fast neutron spectroscopy. System integration of these PDCs has also been demonstrated. We...
QCDs, which are based on a charge qubit design, are the most sensitive far-infrared detectors in 1.5 THz regime. Apart from their current application in space telescopes for infrared spectroscopy, they have single-photon sensitivity that can be utilized to look for ultralight Dark Matter at the meV scale. This talk will give an overview of our work to characterize a QCD detector using a Black...
We present the results of an extensive evaluation of strip and pixel AC-LGAD sensors tested with a 120 GeV proton beam, focusing on the influence of design parameters on the sensor temporal and spatial resolutions. Results show that reducing the thickness of pixel sensors significantly enhances their time resolution, with 20 μm-thick sensors achieving around 20 ps. Uniform performance is...
Liquid Argon Time Projection Chamber (LArTPC) is an exceptional dual calorimeter capable of estimating the energy of incident particles through both the ionization charge and the scintillation light. This talk will show that due to the mechanisms of charge recombination and light generation involved in the energy dissipation in liquid argon, light calorimetry in LArTPCs is inherently...
Adding light dopant gasses like hydrogen to liquid xenon detectors is expected to improve their sensitivity to low-energy recoils—and consequently sub-GeV dark matter. HydroX is a multi-institution effort to explore the feasibility of this method for use in current and future liquid-xenon dark matter experiments, such as LZ. As part of this initiative, we have constructed a test stand at SLAC...
SQUATs are new quantum sensor using a qubit directly coupled to a feedline that are designed to detect THz photons or meV phonons. Incoming particles deposit energy in the qubit islands, generating quasiparticles, which can be detected as they tunnel across the qubit junction as a shift in the qubit parity state. These devices have several features which are especially beneficial for dark...
PIONEER is a recently approved, next-generation, rare-pion decay experimental program at the Paul Scherrer Institute (PSI) in Switzerland. The first phase of the experiment will focus on a measurement of the charged-pion branching ratio to electrons vs. muons Re/μ = Γ (π → eν(γ)) /Γ (π → μν(γ)). This is a test of lepton flavor universality to be performed at an order of magnitude greater...
The Deep Underground Neutrino Experiment (DUNE) is a next generation long-baseline neutrino experiment that will send an intense beam of neutrinos through two detector complexes: a near detector complex located at Fermilab (Chicago), and a far detector complex located ~1.5 km underground at Sanford Underground Research Facility (SURF) in South Dakota.
The DUNE far detector (FD) technology...
FoCal, a high-granularity forward calorimeter, is one of the ALICE detector upgrade projects for Run 4 at the CERN LHC, scheduled to collect data starting in 2029, after the Long Shutdown 3. The calorimeter has two main subsystems: a highly granular silicon-tungsten electromagnetic calorimeter (FoCal-E), and a conventional sampling hadronic calorimeter (FoCal-H). FoCal is designed to cover a...
High Rate Picosecond Photodetectors (HRPPDs) are Micro-Channel Plate (MCP) based DC-coupled photosensors recently introduced by Incom, Inc. that have an active area of 104 mm by 104 mm, pixel pitch 3.25 mm and timing resolution on the order of 30-40 ps for a single photon detection. As such, these photosensors are very well suited for Ring Imaging CHerenkov (RICH) detectors that can also...
We will present the latest results in scaling superconducting nanowire single photon detectors (SNSPDs) to large-format cameras, with as many as 400,000 pixels. We will discuss the future prospects for scaling these proof-of-concept results into practical cameras for time-resolved imaging in HEP applications, and discuss new concepts for using large-format SNSPD arrays for 4D tracking.
The Liquid Xenon Time-Projection Chamber (LXe TPC) is a prominent technology for direct dark matter and neutrinoless double-beta decay searches. The next generation of LXe TPCs aims to increase their drift lengths while maintaining high operational electric fields in the hundreds of volts per centimeter. To achieve this goal, we need to gain a clearer understanding of how various engineered...
Low Gain Avalanche Detectors (LGADs) are characterized by a fast rise time (~500ps) and extremely good time resolution(down to 17ps), and potential for a very high repetition rate with ~1 ns full charge collection. For the application of this technology to near future experiments such as e+e- Higgs factories, the ePIC detector at the Electron-Ion Collider, or smaller experiments (e.g., the...
We present the design and performance of the multi-channel Fermilab CFD ASIC (FCFD v1) developed for front-end readout of detectors with fast signals such as LGAD. The FCDF is a candidate readout ASIC for the barrel TOF detector of the ePIC experiment. It includes a specially designed discriminator that makes its response robust against amplitude variations of the signal. The application of...
Low-Gain Avalanche Detectors (LGADs) have excellent timing performance due to their incorporation of a doped layer tuned to provide moderate gain of about a factor 20. Classic LGADs have no-gain regions; addressing this has stimulated various novel designs. Due to their fill factor limitations, the classic LGAD's spatial resolution is limited to ~ 1mm. The AC-coupled LGAD (AC-LGAD) addresses...
The DUNE far detector consists of liquid argon time-projection chambers (LArTPCs), which allow for kiloton-scale fiducial mass necessary for rare event searches and sub-centimeter spatial resolution required to image those events with high precision. In the vertical drift LArTPC detector, a horizontal cathode bisects the fiducial volume, creating two stacked drift volumes in which ionization...
We present results from the performance characterization of MCP-PMTs with an active metal grid between the photocathode and the MCP. The active ion barrier grids are intended to prevent the positive ions generated inside the MCPs during the electron multiplication process from reaching the photocathode and thus, increase the lifetime of the MCP-PMT. The potential applied on the grid redirects...
We present the progress towards a first stage dark photon BREAD (Broadband Reflector Experiment for Axion Detection) pilot experiment with a focus on SNSPDs. The BREAD experiment searches for axions and wave-like dark matter using a novel dish resonator which allows us to utilize state-of-the-art high-field solenoidal magnets. The axion target mass extends from ~𝜇eV to eV, this large mass...
Detectors at future colliders will require timing precision on the order of 10 ps. Towards this goal, we’ve developed a low-power, high-speed prototype ASIC named MetaRock. MetaRock is an evolution of the Pebbles ASIC. As compared to its predecessor, MetaRock has improvements in the layout of the Pebbles analog front-end to reduce parasitic capacitances and enhance timing resolution. An on...
Based at UC Berkeley and LBNL, the Eos detector deploys a range of state-of-the-art detection technologies with the aim of simultaneously utilizing scintillation and Cherenkov photons in neutrino event reconstruction and analysis. New Hamamatsu 14688 PMTs have been measured to have a 450-ps transit-time spread. 12 dichroic light concentrators, which have the ability to spectrally sort...
We present the first detailed study of an 8-channel $2\times2$~mm$^{2}$ WSi superconducting microwire single photon detectors (SMSPD) array exposed to 120~GeV proton beam and 8~GeV electron and pion beam at the Fermilab Test Beam Facility. Recent advancement in the fabrication of large area SMSPDs make them an ideal sensors for dark matter detection and future accelerator-based experiments....
Recent publications on solar neutrino detection in large dual-phase Xe detectors cite the absence of condensed matter physics models and use Bayesian analysis, like toy Monte-Carlo simulations and data-driven correction to account for delayed electron and photon emission and other detector physics effects. We tried to fill the gap and consider possible microscopic mechanisms of observed...
As a wide bandgap semiconductor material, silicon carbide (SiC) has been widely used in power devices due to its inherent advantages. In recent years, the use of SiC as a replacement for silicon in charged particle detectors for collider experiments has gained increasing attention. However, due to various limitations in SiC processing (such as ultra-low doping epitaxy and high energy ion...
LArPix is an end-to-end pixelated charge readout system for 3D imaging at the millimeter-scale in multi-tonne liquid argon time-projection chambers (LArTPCs). Leveraging large-scale commercial fabrication techniques, the system is designed to be highly scalable and robust, enabling low-cost quick-turn system production at industry standard. The system is based on the LArPix ASIC, a...
Superconducting nanowire single photon detectors (SNSPD) are ultra sensitive low noise detectors sensitive to single photons. By optimizing the material content of the superconducting thin film, it is possible to reduce the energy detection threshold far into the infrared. Such low threshold detectors are ideally suited for low mass dark matter and axion detection experiments such as the BREAD...
The proposed Forward Physics Facility (FPF) is an underground cavern at zero degrees to IP1 with the space and infrastructure to support a suite of far-forward experiments at the Large Hadron Collider in the High Luminosity era (HL-LHC). The Forward Liquid Argon Experiment (FLArE) is a Liquid Argon Time Projection Chamber (LArTPC) based detector designed for very high-energy neutrinos and...
Water-based Liquid Scintillator (WbLS) shows promise as a detector medium offering the advantages of both pure water detectors and conventional liquid scintillator. With the capability of measuring and distinguishing both Cherenkov and scintillation light, it could use the former to measure track direction and particle species while the latter allows a low energy threshold and excellent...
We report on progress with GAMPix (Grid-Activated Multi-scale Pixel readout), a novel charge readout system for TPCs. GAMPix is designed to enhance electron track reconstruction accuracy to the sub-millimeter level while ensuring high energy reconstruction accuracy with low power consumption. The GAMPix system uses coarse induction electrodes paired with pixel planes. Signals from the...
We will present the latest test results of SNSPDs as particle sensors. The characteristics of SNSPDs as fast, highly efficient, and precise in time and position make them a potential detector technology meeting the requirements of accelerator-based experiments such as those at Jefferson Lab and the Electron-Ion Collider. We will discuss the R&D program to demonstrate the viability of...
We present a free-space optical communication system that utilizes Light-Emitting Diodes (LEDs) and a mechanical streak camera to achieve wireless data transmission. This system addresses the scalability and reliability limitations of conventional wired and multiplexed readouts, offering significant advantages such as reduced single point of failure risk and immunity to electromagnetic...
The Longitudinal Forward Hadronic Calorimeter (LFHCal) is a sampling hadronic calorimeter which will cover the forward (hadron-going) region from $1.2<\eta<3.5$ in the ePIC detector at the EIC. The physics goals of the EIC demand strong jet reconstruction performance in this region to investigate small momentum-fraction $x$ phenomena. To achieve this, the LFHCal is constructed from...
4D Tracking is a major new technology that will be transformative for future colliders. 4-dimensional tracking with ultra-fast timing and very fine spatial resolution will be key to addressing the increasing complexity of events at hadron colliders (HL-LHC and FCC-hh) and suppressing the beam-induced backgrounds at muon colliders. Higgs factories (FCC-ee/ILC) will utilize timing layers with...
AstroPix is a high-voltage CMOS monolithic active pixel sensor (HVCMOS MAPS) originally developed for space-based missions, specifically for gamma-ray astrophysics. Its precise energy and position resolution, low noise, and low power consumption, combined with minimal dead material, meet the performance requirements for the Barrel Imaging Calorimeter (BIC) in the ePIC detector for the future...
We present results from a parasitic test of a SiPM-on-tile calorimeter prototype conducted during the 2024 proton-proton (pp) run at the Relativistic Heavy Ion Collider (RHIC), with a center-of-mass energy of 200 GeV. The prototype, measuring 20 x 20 cm² and comprising 400 channels, serves as a critical testbed for the design of the Electron-Ion Collider's (EIC) Zero-Degree Calorimeter (η > 6)...
ull waveform digitization is an obvious solution for many particle physics detectors: Nyquist sampling ensures no information is lost, and extraction of important features can be postponed to later offline analysis, or can even be done by a fast FPGA before storage to disk. For photon detectors used in large-scale neutrino physics, however, the dynamic ranges run from just single photons to...
The future Electron-Ion Collider (EIC) at Brookhaven National Laboratory will collide polarized electrons with polarized proton/ions. The electron – Proton / Ion Collider (ePIC) Experiment is the EIC general-purpose detector aiming at delivering the full physics program of the EIC. This unique environment imposes stringent requirements on the tracking system needed for the measurement of the...
CosmoLink is a compact coincidence detector designed for portable on-site muon flux measurement, featuring two scintillators coupled with wavelength shifting (WLS) fibers for efficient light guiding to Silicon photomultipliers (SiPMs). Each readout channel is equipped with a transimpedance preamp, discriminator, and peak hold circuit. A successful coincidence is digitized using an Analog to...
We will present the ongoing efforts on development of high precision low-power CMOS detectors for particle detection. Design efforts to produce MAPS sensors with a commercial foundry in the US, and characterization of prototypes of ARCADIA sensors will be shown. Efforts toward designing and producing MAPS with a commercial foundry in the US are pursued within our US-Japan consortium and we...
Hadron calorimetry in collider experiments has long faced challenges due to significant fluctuations in the electromagnetic and neutral components of hadronic showers. To tackle these issues, a novel high-granularity, triple-readout calorimeter with fast timing capabilities—ADRIANO3—was developed. ADRIANO3 consists of a layered structure of heavy-glass tiles, plastic scintillator tiles, and...
The sPHENIX TPC is a double-sided, GEM-based, gaseous drift detector covering full azimuth and |η| < 1.1. The TPC is instrumented with 624 Front End Electronics (FEE) Cards which perform analogue/digital conversion, pulse shaping, and zero suppression. The FEE cards use 8 SAMPA v5 ASIC chips with shaping time of 80 ns, digitization rate of 20 MHz, and 10-bit adc ouptut for 256 pads each. The...
We present our progress towards the development of 3D-integrated sensing technology using advanced manufacturing techniques and collaboration with industry leaders. The aim of the project is to develop technology to enable large-scale particle detectors with 3D-integrated designs to simultaneously achieve 10 μm position resolution and 10 ps precision timing, with low-power consumption and high...
Particle-induced crystalline defects are critical in various applications, from detecting dark matter and Coherent Elastic Neutrino-Nucleus Scattering (CE$\nu$NS) to enhancing quantum computing devices. Defects within crystals can store energy, which directly influences particle interaction spectra and detection sensitivity. Furthermore, pre-existing defects can anneal over time, potentially...
Most noble liquid detectors employ scintillation light as either a timing signal for a TPC or as a calorimetric measurement, or both. Its relative amplitude and timing on multiple detectors can also be used to approximately locate an interaction.
Scintillation imaging goes a step further, introducing an optical system in front of finely segmented SiPM matrices. The objective is to build...
Electromagnetic calorimetry in high-radiation environments presents significant challenges, particularly in forward regions of lepton and hadron collider detectors. The conventional solution is to construct a sampling calorimeter using radiation-hard active media, though this often compromises energy resolution. To address this issue, we developed a novel approach: secondary emission...
The sPHENIX experiment completed construction at Brookhaven National Lab's RHIC facility in 2023 and has now completed its first full year of data taking, with a physics program that will probe the nature of QGP through jet, upsilon and open heavy flavor final states over a broad range of pT. The experiment's Time Projection Chamber covers |\eta|<1.1 and full azimuth, and serves as its main...
We present the development of a kinetic-inductance traveling-wave parametric amplifier (KI-TWPA) based on NbTiN and TiN microstrip transmission lines optimized for sub-GHz and GHz frequency ranges. KI-TWPAs exploit nonlinear mixing processes enabled by the kinetic inductance of superconducting transmission lines, delivering wide instantaneous bandwidth, near quantum-limited noise performance,...
High performance dichroic filters (DFs) are key photon wavelength sorting devices for Cherenkov and scintillation light in water- and scintillator-based neutrino detectors. Future detectors will require large-area DFs at a low cost and with improved transmissivity and reflective properties. DFs are traditionally manufactured by various physical vapor deposition (PVD) techniques such as ion...
The Electron-Ion Collider (EIC) is a new flagship facility that will be built at Brookhaven National Laboratory to study properties of nuclear matter and the strong interactions through electron-proton and electron-ion collisions. High efficiency, high resolution vertexing, tracking and particle identification in a wide kinematic range are critical to fulfill the requirements of the EIC...
This project aims to advance the design of high-performance electromagnetic (EM) calorimeters for future particle physics experiments, particularly in high-luminosity environments with intense radiation and pileup conditions.The research builds on the RADiCAL (Radiation-hard and Compact) modular sampling calorimeter approach, which employs dense materials like LYSO:Ce scintillator plates...
This talk will present the investigation into the enhancement of the piezoelectric potential in a metal/ZnO thin film under surface plasmon resonance (SPR) conditions for the development of novel piezo-plasmonic based UV photon detectors. Metal thin films are used in numerous high-tech applications, such as electronic devices, surface plasmon resonance sensors, and integrated photonic circuits...
Over the last few years, muon colliders have emerged as an exciting option for enabling access to the 10 TeV energy scale in the post-HL-LHC era; however, realizing this promise still requires significant research and development in both accelerator and detector technologies. Two potential designs for a 10 TeV center-of-mass energy muon collider detector are currently under study in both the...
Parametric amplifiers continue to be vital components in solid state quantum readout at cryogenic temperatures. Various flavors of parametric amplifiers are carving their place in a number of different readout architectures. Josephson junction (JJ) based amplifiers are the natural progression when these readout architectures are at deep cryogenic temperatures. Josephson traveling wave...
The Scintillating Bubble Chamber (SBC) collaboration is developing liquid-noble bubble chambers to detect sub-keV nuclear recoils, allowing the search for low-mass (GeV-scale) dark matter and coherent elastic neutrino-nucleus scattering from low-energy (MeV-scale) neutrinos. The scintillating bubble chamber detectors benefit from the energy reconstruction that the scintillation signal gives in...
ICARUS is the largest Liquid Argon Time Projection Chamber (LArTPC) in operation and serves as the Far Detector of the Short Baseline Neutrino (SBN) program at Fermilab. It is exposed to both the booster neutrino
beam (BNB) and the off-axis flux from the NuMI beam at Fermilab. The ICARUS detector is in two identical cryogenic modules of ~300 tons each. The ICARUS scintillation light...
The SPLENDOR collaboration (Search for Particles of Light dark mattEr with Narrow-gap semiconDuctORs) is using novel narrow-bandgap single-crystal semiconductors as ionization detectors to search for low mass dark matter. We have developed a series of magnetic Zintl phase semiconductors with electronic bandgaps on the order of 1-100 meV, which will allow for sensitivities to fermionic dark...
Oak Ridge National Lab (ORNL)’s Electron-Proton/Ion Collider (ePIC) group works on the production and testing of the ePIC LFHCalorimeter. This calorimeter is longitudinally segmented, containing 62,424 read out channels; it will be located in the forward going direction of ePIC. Each module of the calorimeter consists of 65 layer assemblies, made of 8 scintillator tiles placed over a Silicon...
The axion is a leading dark matter candidate which also addresses the Strong CP problem in the Standard Model, but its detection remains challenging due to its extremely weak predicted electromagnetic signals. Superconducting qubits offer a promising solution. Superconducting Quasiparticle-Amplifying Transmons (SQUATs) are designed to be sensitive to single THz (meV) photons by detecting...
Time Projection Chambers (TPCs) use various chemical species as detection media, depending on the specific application, the required sensitivities, and the types of particles being measured. Xenon is useful but of limited availability, and non-xenon double beta decay TPCs may need to choose unfamiliar, probably toxic, gases. We aim to design and build a cylindrical proportional counter that...
Deep Underground Neutrino Experiment (DUNE) experiment aims to answer several fundamental questions about the universe such as why matter dominates antimatter and whether protons can decay. The four 10k-ton far detector (FD) modules built upon the LArTPC’s superior particle tracking and energy calorimetry capabilities are crucial to fulfill the physics potential. While the Long Baseline...
The CMS detector will upgrade its tracking detector in preparation for the High Luminosity Large Hadron Collider (HL-LHC). The Phase-2 outer tracker layout will consist of 6 barrel layers in the center and 5 endcap layers. These will be composed of two different types of double-sensor modules, capable of reading out hits compatible with charged particles with transverse momentum above 2 GeV...
The construction of modules for the Phase 2 Outer Tracker upgrade is underway. Due to the large number required, there will be many sites participating in this process. In order to facilitate smooth assembly and testing of these modules, a consistent environment is required across all of these sites. The sites will use a burn in box to stress and test the modules that require multiple, cutting...
The Outer Tracker (OT) of the CMS experiment provides information about the trajectory of charged particles produced in proton-proton collisions at the LHC. During the High Luminosity LHC (HL-LHC) upgrade, scheduled for the late 2020s, the entire tracker will be replaced with new modules that will interface with the Level-1 Trigger for the first time ever at the LHC. Module production is...
The Barrel Imaging Calorimeter (BIC), a subsystem of the Electron Ion Collider's ePIC detector, is a sampling calorimeter utilizing two technologies: scintillating fibers embedded in lead (Pb/ScFi), interleaved with AstroPix silicon sensors, providing the required energy and position resolutions and particle identification capabilities. A small Pb/ScFi calorimeter prototype, based upon a...
We propose a novel particle detection mechanism that utilizes the ability of nitrogen-vacancy centers (NV) in diamond thin films to investigate nanoscale magnetic phenomena on superconducting thin films. Energy deposited by a particle either directly in the superconductor or in an absorber, causes a thin layer of superconductor on the diamond film, to transition to normal state. The transition...
The Cosmic Rack (C-Rack) is an essential component of the CMS High-Luminosity LHC (HL-LHC) upgrade at CERN. Designed to test 2S modules and validate the Tracker Integration workflow, the C-Rack trigger system utilizes a scintillator and photomultiplier tube (PMT) setup with cosmic rays as the particle source. This poster presents the commissioning and calibration results of the...
The Nab experiment at the Spallation Neutron Source aims to measure the electron-neutrino correlation coefficient 'a' and the Fierz interference term 'b,' utilizing pixelated silicon detectors to test CKM matrix unitarity. Accurate temperature monitoring is crucial for ensuring that the detectors meet the required temperature stability to achieve precision goals. In this context, the focus is...
The Nab experiment, currently taking data at the Spallation Neutron Source, uses an unpolarized neutron beam to precisely measure two of the free neutron beta decay correlation parameters to probe physics beyond the Standard Model. The electron-neutrino correlation coefficient, a, will give us access to investigate CKM unitarity, and the Fierz interference term, b, will enable us to put bounds...
At Oak Ridge National Laboratory (ORNL), the COHERENT collaboration has built a heavy water Cherenkov detector to measure the neutrino flux coming from the Spallation Neutron Source (SNS) via the scattering of neutrinos on deuterium nuclei, with the primary aim of improving the precision of past and future CEvNS measurements. Detector construction was completed and measurements began in the...
QUAntum LImited PHotons In the Dark Experiment (QUALIPHIDE) utilizes novel receivers and detectors operating in the microwave to far infrared to search of Hidden Photons (HP). HPs are a candidate for wave like dark matter. Searches with quantum sensing techniques enables exploring new phase space for both HPs and axion like particles. The first version of QUALIPHIDE was done in the microwave...
The absence of a conclusive direct detection of conventional, GeV-scale dark matter has recently increased focus on low-threshold detector technologies capable of sensing light (sub-GeV) and ultralight dark matter candidates. Many such technologies rely on athermal phonon sensing, in which meV-scale phonons from a DM scatter are sensed via their ability to break Cooper pairs in superconducting...
The central component of the sPHENIX tracking system is the "compact" (2 meter length, 80 cm outer radius) Time Projection Chamber (TPC). This TPC operates in the continuous readout mode with a low Ion BackFlow (IBF) in a similar style to that pioneered by the ALICE TPC. In contrast to many prior TPC devices, this TPC emphasizes position and momentum resolution over the measurement of...
The Scintillating Bubble Chamber (SBC) collaboration is developing liquid-noble bubble chambers sensitive to sub-keV nuclear recoils. These detectors combine the excellent electron-recoil insensitivity inherent in bubble chambers with the ability to reconstruct energy based on the scintillation signal for further background suppression. The targeted nuclear recoil threshold of 100 eV is made...
Characterization measurements of $25 \mathrm{\mu m} \times 25 \mathrm{\mu m}$ pitch 3D silicon sensors are presented, for devices with active thickness of $150\mu$m. Evidence of charge multiplication caused by impact ionization below the breakdown voltage is observed. Small-pitch 3D silicon sensors have potential as high precision 4D tracking detectors that are also able to withstand...
Many neutrino detectors use photons as their primary event detection method, typically detecting numbers of photons and their arrival times. Photons also carry information about an event through their wavelength, polarization, and direction, but often little to none of this information is utilized. The "dichroicon," a Winston-style light cone comprised of dichroic filters, allows detectors to...
We discovered event-by-event identification of nuclear recoils in silicon from the spatial correlation between the primary ionization event and the defect cluster left behind by the recoiling atom, later identified as a localized excess of leakage current under thermal stimulation. By irradiating a charge-coupled device (CCD) with an AmBe neutron source, we demonstrate full efficiency in the...
A muon collider is envisioned as one of the future high energy physics particle colliders and due to the short-lived nature of muons a challenging beam induced background (BIB) is driving many of the detector requirements. A Pixel detector at a muon collider will have to withstand a unique set of challenges created by the BIB and are an opportunity to be explored in an early detector R&D...
Extreme edge-AI systems, such as those in readout ASICs for radiation detection, must operate under stringent hardware constraints such a micron-level dimensions, sub-milliwatt power, and nanosecond-scale speed while providing clear accuracy advantages over traditional architectures. Finding ideal solutions means identifying optimal AI and ASIC design choices from a design space that has...
Silicon photomultipliers (SiPMs) have had a transformational impact on many important experiments in high-energy and astrophysics. However, the SiPM is intrinsically limited in its photoresponse below ~300 nm, a critical wavelength range for liquid noble scintillation detectors. An alternative to silicon for the fabrication of UV avalanche photodiodes (APDs) are the wide-bandgap III-N...
High-radiopurity structural materials are needed for a variety of high-energy physics experiments, particularly those involved in the search for dark matter or neutrinoless double beta decay in which background radiation from trace impurities can hide the desired signal. The structural material with the highest radiopurity currently available is electroformed copper, but its yield strength is...
As upcoming high energy physics experiments move towards higher energies and luminosities, there is a strong need to improve the measurement precision of tracking detectors. High-granularity pixel detectors are a feasible option and would enhance high-priority physics, especially signatures with heavy quark decays, but with the added cost of increased data rates. The objective of the...
To address the challenges of future collider experiment environments, machine learning (ML) in readout electronics can be leveraged for smart detector designs, enabling intelligent inference and data reduction at-source. Autoencoders offer a variety of benefits for front-end readout; an on-sensor encoder can perform efficient lossy data compression while simultaneously providing a latent space...
Amorphous selenium (a-Se) has recently gained interest as a low-cost, large-area photoconductor for high-energy physics applications, including liquid noble gas detectors. Its low leakage current, high absorption coefficient from the VUV to blue wavelengths, and ability to achieve impact ionization at low fields (~70 V/um) make it an ideal detector for low-light environments. It has also been...
Materials showing exceptionally low content of radioactive impurities and excellent mechanical properties (e.g., yield strength) are needed as structural and shielding materials in current and next-generation low-background detectors. Impurities of naturally occurring radionuclides Th-232, U-238, and their progeny, are typically required to be at or below the microBq/kg range, equating to...
We present a novel, blue-sky detector concept that aims to replace the relatively slow process of charge-drift in a semiconductor with light-collection from scintillating quantum dots (QDs) in order to achieve ultimate timing performance in a thin, low-mass material for future charged-particle detectors. Here we show measured detection performance using self-assembling InAs QDs inside of a 25...
The Deep Underground Neutrino Experiment (DUNE) seeks to address key questions in particle physics, including neutrino mass ordering, CP violation in the lepton sector, and searches for proton decay and supernova neutrinos. Central to these objectives is the Photon Detection System (PDS), which captures scintillation light for precise event timing, calorimetry, and triggering.
The DUNE...
Embedded Field Programmable Gate Array (eFPGA) technology enables the integration of reconfigurable logic within an Application-Specific Integrated Circuit (ASIC). This methodology combines the low power consumption and efficiency of ASICs with the flexibility of FPGA configuration, making it particularly useful for machine learning applications in the data processing pipeline of future...
Thin film technology, as used in LCD displays and photovoltaics, could enable the fabrication of large-area, low-mass tracking detectors on flexible substrates, ultimately building towards roll-to-roll printing. Thin film detectors may also potentially incorporate electronic elements into a monolithic design, or involve the deposition of active sensor material onto a readout ASIC. Physical and...
nEXO plans to search for $0\nu\beta\beta$ decay of $^{136}Xe$ with a sensitivity of $1.35\times 10^{28}~\text{yrs}$ using a liquid xenon time projection chamber. The experiment is expected to contain $5000~\text{kg}$ of xenon, and our goal is $< 1.2~\mathrm{mBq}$ $^{222}Rn$ in that system, responsible for 48% of the overall background budget. All xenon wetted components will be assayed to meet...
This talk will present initial results from an amorphous selenium (aSe) vertical photodetector with VUV transparent graphene electrode. Our initial results provide proof that graphene can effectively be deposited on aSe and that a proper readout can be obtained with a thin metal electrode grown either below or above graphene. We observed a significant enhancement in the photoinduced signal...
The discovery of Neutrinoless double beta decay (0νββ) would have profound implicaBons for
neutrino physics and cosmology. It would provide unambiguous evidence for the Majorana
nature of neutrinos, lepton number non-conservaBon and shed light into the absolute neutrino
mass scale. The Large Enriched Germanium Experiment for Neutrinoless ββ decay (LEGEND)
searches for 0νββ in the 76Ge...
We present the development of hybrid devices made from a thick ionization target layer of amorphous selenium (aSe) coupled to a silicon complementary metal-oxide-semiconductor (CMOS) active pixel array for charge readout. The CMOS pixels are instrumented to measure both the amplitude and time-of-arrival (TOA) of the charge signal for 3D tracking. The high spatial resolution in a solid-state...
The physics drivers of experiments at FCCee motivate detector specifications that exceed the current state-of-the-art. Realizing the full scientific potential of FCCee will require new and cross-cutting technological development. This talk will present the status of FCCee physics targets, detector designs, and next steps in the context of CPAD R&D areas and synergistic progress for future...
The sensitive element of a typical photon detector must perform several functions. It must absorb photons, transduce the photon energy into some excitation, and collect and possibly amplify those excitations. For example, in a silicon detector the photon is absorbed by the silicon crystal, giving rise to electron-hole pairs (excitations), which then must propagate to some collector and...
Silicon photonics provides a scalable platform for fiber optic communication applied to detector readout because it shares the same manufacturing processes and hardening efforts as mature Si CMOS electronics. Single mode fiber links are far superior to multimode fiber optics or electrical cabling, primarily due to the potential for much higher aggregate bandwidth. High spectral efficiency...
Modern particle detectors, including liquid argon time projection chambers (LArTPCs), collect a vast amount of data, making it impractical to save everything for offline analysis. As a result, these experiments need to employ data down-selection techniques during data acquisition, referred to as triggering. In this talk, I will present ongoing efforts to provide real-time, intelligent,...
Coherent elastic neutrino-nucleus scattering (CEνNS) offers a valuable approach to searching for physics beyond the Standard Model. The Ricochet experiment aims to perform a precision measurement of the CEνNS spectrum at the Institut Laue–Langevin nuclear reactor with cryogenic solid-state detectors. The experiment plans to employ an array of cryogenic thermal detectors, each with a mass of...
Tracking detectors under preparation for the High Luminosity LHC, and for next-generation Higgs factories, hadron and muon colliders, will require components and mechanical structures providing unprecedented strength-to-mass ratios, thermal conductivity, and radiation tolerance. The CMS outer tracker incorporates such mechanical components to enable state-of-the-art functionality, including...
There is increasing interest in deploying sophisticated machine learning (ML) algorithms as part of the real-time data processing and filtering systems of high throughput physics facilities such as the future High Luminosity LHC (HL-LHC). To satisfy the strict latency and data processing constraints imposed by such facilities, ML algorithms can be deployed on FPGAs to perform real-time...
The BeEST experiment searches for physics beyond the standard model (BSM) in the neutrino sector by utilizing the electron capture (EC) decay of 7Be. The 7Be is embedded in superconducting tunnel junction (STJ) sensors such that the low-energy (eV-scale) decay products are detected with high energy resolution and efficiency. Modelling of low-energy backgrounds is crucial to understanding...
SLAC has developed a library based framework that enables the deployment of machine learning (ML) models on Field Programmable Gate Arrays (FPGAs) located at the edge of the data chain, near the instrumentation. It's called the SLAC Neural Network Library (SNL), utilizes Xilinx's High-Level Synthesis (HLS) and offers an API inspired by Keras for TensorFlow. By adopting a streaming data...
The μRWELL-PICOSEC detector, which is based on Resistive Micro-Well (μRWELL) technology, is a novel concept for fast timing gaseous detectors that can provide timing resolution in the tens of picosecond range, making it ideal candidate for time-of-flight (TOF) technology for particle identification (PID) in particle physics experiments as well as for future medical instrumentation. The...
This talk highlights the latest contributions and significant milestones of the Accelerator Neutrino Neutron Interaction Experiment (ANNIE) in advancing neutrino detection technologies. ANNIE, located on the Booster Neutrino Beam (BNB) at Fermilab, serves as a research and development platform for cutting-edge detection techniques. It is the first neutrino experiment to utilize gadolinium...
Caribou is a versatile data acquisition system used in multiple collaborative frame-works (CERN EP R&D, RD50/DRD3, AIDAinnova) for both bench-top and test-beam qualification of novel silicon pixel detector prototypes. The system is built around a common hardware, firmware and software base shared across different projects, thereby drastically reducing the development effort and cost. The...
We developed a new generation of detectors that combine the Electron Recoil (ER) and Nuclear Recoil (NR) discrimination capability of SuperCDMS ionization and phonon (iZIP) detectors with the low-threshold capabilities of High-Voltage (HV) detectors. Both ionization and phonons are measured in a monolithic crystal divided between a large-volume (low-voltage) region and a small-volume...
A considerable challenge to the physics potential at a multi-TeV muon collider is the significant amount of beam-induced background (BIB) produced near the interaction region (IR), primarily from muons decaying along the straight section near the IR. BIB mitigation, therefore, is one of the primary drivers of the machine-detector interface (MDI) design. Several strategies have been developed...
The Next Enriched Xenon Observatory (nEXO) experiment aims to search for Neutrinoless Double Beta Decay in liquid xenon. To meet the stringent scientific goals and requirements of the experiment, the nEXO Data Acquisition (DAQ) system is designed to handle high data rates, ensure precise timing, and support operations over a 10-year active measurement period at SNOLAB. The DAQ system collects...
Only the hypotheses of direct energy depositions by particles as an explanation for seasonal background modulation observed by the DAMA-LIBRA collaboration were experimentally investigated in 20 years of history of this dark matter detection controversy. Alternatively, much lower energy nuclear recoils can trigger releases of energy stored in the material. The demonstration of optical control...
We will present R&D towards an all/dominantly Carbon Fiber (CF) low mass multi-wire proportional chamber utilizing CF sense wires and optimized CF based support structures to hold them in place. Such a technology is an ideal match for the needs of future very light-weight tracking devices at a variety of particle physics experiments. A calculation of material budget between state-of-the-art...
To support larger bandwidth detector data, systems must be able to move the data directly to the processing elements with minimal software intervention. As an example, LCLS-II operation of the ePixUHR 35K detector will generate data on the order of 250GB/s at 35kHz– far more than the existing CPU-based DAQ setup can handle. Using NVIDIA’s GPUDirect RDMA technology, we implemented a low-latency...
Silicon sensors with gain such as LGADs (Low Gain Avalanche Diodes) are prime candidates for high resolution timing applications in High Energy Physics, Nuclear science, and other fields. Over the course of their lifetime, these sensors are required to withstand enormous amounts of radiation (>10$^{15}n_{eq}/cm^2$) while maintaining acceptable performances at hadron colliders. Particles...
Project 8 aims to determine the neutrino mass by precisely measuring the electron kinetic energy near the tritium beta-decay endpoint.
Electrons are trapped in a magnetic field and emit radiation with a frequency related to their kinetic energy. This technique, pioneered by Project 8, is called Cyclotron Radiation Spectroscopy (CRES). Recently, Phase II was completed, illustrating a...
To stream readout all the high-bandwidth detector in the High Energy Physics (HEP) and Nuclear Physics (NP) experiments is always a good wish but causes big challenge for the on-detector processing, data links and back-end electronics. The Front-End Link eXchange (FELIX) system is an interface between the detector and trigger readout electronics and commodity switched networks for the ATLAS...
Discussion session to identify common R&D thread and gap in technology
High energy physics (HEP) experiments require high-performance detectors to advance the energy, luminosity, and cosmology frontiers. Photomultiplier tubes (PMTs) have been extensively used to detect scintillation light. In recent years, silicon photomultipliers (SiPMs), an array of single photon avalanche diodes (SPADs), have become preferable as a solid-state alternative to PMTs due to...
Abstract
Low Gain Avalanche Detectors (LGADs) are silicon-based devices that can achieve good timing resolution due to their unique internal gain. LGADs are proposed for a wide range of fast-timing applications in high energy physics, nuclear physics, and other precision measurements of rare processes. The p-doped gain layer in an LGAD allows generation of a controlled avalanche of...
Neuromorphic computing is a popular technology for the future of computing where inspiration from biological brain is used to motivate new hardware, software, and algorithm design. In this talk, I will overview the field of neuromorphic computing and give an introduction to spiking neural networks. I will present several examples of real-world applications of FPGA-based neuromorphic systems...
Particle interactions in a superconducting qubit chip generate non-equilibrium quasiparticles that can tunnel across the Josephson junction and can be detected as an error (or treated as a signal) in the qubit. Large energy deposits, such as those from ionizing radiation, can cause such errors (our signals) across multiple qubits on the same chip and are correlated in space and time. We...
For nearly a century, dark matter has been a topic of excited debate and remains an area of active research. Currently, there are three main avenues of dark matter detection: direct detection, indirect detection for example of decay products, or production in particle accelerators. We focus on a specific material that could be used in the first of these. Ice-XI is a hydrogen-ordered phase of...
Long-lived radioactive isotopes produced by cosmogenic activation can be a major source of background for rare event searches such as dark matter and neutrinoless double beta decay. In this talk I will present recent efforts to measure and mitigate cosmogenic tritium production in silicon devices including measurements of the production rate, efforts to reduce exposure through shielding, and...
In this talk, we will discuss the design and engineering of the cylindrical vessel outer shell for the proximity-focusing Ring Imaging Cherenkov (pfRICH) detector at the Electron-Ion Collider (EIC). The pfRICH serves as a critical particle identification subsystem, providing momentum coverage of up to 7 GeV/c for pions, kaons, and protons in the backward region of the upcoming ePIC experiment...
