papers

Publications (105)

hep-ex2025

JUNO Sensitivity to Invisible Decay Modes of Neutrons

JUNO Collaboration, Angel Abusleme, Thomas Adam +651

We explore the decay of bound neutrons into invisible particles (e.g., or ) in the JUNO liquid scintillator detector, which do not produce…

physics.ins-det2015

An Analogue Front-End ASIC Prototype Designed For PMT Signal Readout

Jianfeng Liu, Lei Zhao, Li Yu +6

The Large High Altitude Air Shower Observatory (LHAASO) is designed for high energy gamma ray and cosmic ray detection. A Water Cherenkov Detector Array which is sensitive to gamma…

physics.ins-det2016

The calibration and electron energy reconstruction of the BGO ECAL of the DAMPE detector

Zhiyong Zhang, Chi Wang, Jianing Dong +21

The DArk Matter Particle Explorer (DAMPE) is a space experiment designed to search for dark matter indirectly by measuring the spectra of photons, electrons, and positrons up to 10…

physics.ins-det2018

Design of a Programmable Gain Waveform Digitization Instrument for Detector Calibration

Zhe Cao, Jiadong Hu, Cheng Li +2

To test and calibrate various detectors in nuclear and high energy physics experiments, a general purposed calibration instrument has been developed. All information including timi…

physics.ins-det2013

A Fast Improved Fat Tree Encoder for Wave Union TDC in an FPGA

Qi Shen, Lei Zhao, Shubin Liu +5

Up to the present, the wave union method can achieve the best timing performance in FPGA based TDC designs. However, it should be guaranteed in such a structure that the non-thermo…

physics.ins-det2020

Measurement of the neutron beam profile of the Back-n white neutron facility at CSNS with a Micromegas detector

Binbin Qi, Yang Li, Danyang Zhu +83

The Back-n white neutron beam line, which uses back-streaming white neutrons from the spallation target of the China Spallation Neutron Source, is used for nuclear data measurement…

cs.DB2025

LEDD: Large Language Model-Empowered Data Discovery in Data Lakes

Qi An, Chihua Ying, Yuqing Zhu +3

Data discovery in data lakes with ever increasing datasets has long been recognized as a big challenge in the realm of data management, especially for semantic search of and hierar…

cond-mat.mtrl-sci2022

Convert widespread paraelectric perovskite to ferroelectrics

Hongwei Wang, Fujie Tang, Massimiliano Stengel +4

While nature provides a plethora of perovskite materials, only a few exhibits large ferroelectricity and possibly multiferroicity. The majority of perovskite materials have the non…

astro-ph.HE2022

Search for gamma-ray spectral lines with the DArk Matter Particle Explorer

Francesca Alemanno, Qi An, Philipp Azzarello +143

The DArk Matter Particle Explorer (DAMPE) is well suitable for searching for monochromatic and sharp -ray structures in the GeVTeV range thanks to its unprecedented high ene…

physics.ins-det2015

Waveform Timing Performance of a 5 GS/s Fast Pulse Sampling Module with DRS4

Jinhong Wang, Shubin Liu, Qi An

We first clarify timing issues of non-uniform sampling intervals regarding a 5 GS/s fast pulse sampling module with DRS4. Calibration strategy is proposed, and as a result, the wav…

physics.space-ph2022

A low dead time, resource efficient encoding method for FPGA based high-resolution TDL TDCs

Wenhao Dong, Changqing Feng, Junchen Wang +3

This paper presents a novel encoding method for fine time data of a tapped delay line (TDL) time-to-digital Converter (TDC). It is based on divide-and-conquer strategy, and has the…

hep-ex2020

Feasibility and physics potential of detecting B solar neutrinos at JUNO

JUNO collaboration, Angel Abusleme, Thomas Adam +589

The Jiangmen Underground Neutrino Observatory~(JUNO) features a 20~kt multi-purpose underground liquid scintillator sphere as its main detector. Some of JUNO's features make it an…

physics.ins-det2013

A new method of waveform digitization based on time-interleaved A/D conversion

Chunfeng Ye, Lei Zhao, Changqing Feng +2

Time interleaved analog-to-digital conversion (TIADC) based on parallelism is an effective way to meet the requirement of the ultra-fast waveform digitizer beyond Gsps. Different m…

quant-ph2014

A Compact PCI-based Measurement and Control System for Satellite-Ground Quantum Communication

Binxiang Qi, Shubin Liu, Qi Shen +6

Since the 1990s, there has been a dramatic interest in quantum communication. Free-space quantum communication is being developed to ultra-long distance quantum experiment, which r…

physics.ins-det2016

A Prototype Scalable Readout System for Micro-pattern Gas Detectors

Qi-Bin Zheng, Shu-Bin Liu, Jing Tian +3

A scalable readout system (SRS) is designed to provide a general solution for different micro-pattern gas detectors. The system mainly consists of three kinds of modules: the ASIC…

physics.ins-det2018

Testing of Front-End Readout Prototype ASICs Designed for WCDA in LHAASO

Shengzhi Zhou, Lei Zhao, Yuxiang Guo +6

The water Cherenkov detector array (WCDA) is one of the key detectors in the large high altitude air shower observatory (LHAASO), which is proposed for very high gamma ray source s…

physics.ins-det2019

Prototype design of singles processing unit for the small animal PET

Peipei Deng, Lei Zhao, Jiaming Lu +4

Position Emission Tomography (PET) is an advanced clinical diagnostic imaging technique for nuclear medicine. Small animal PET is increasingly uesd for studying the animal model of…

physics.ins-det2019

An overdetermined linear equations-based time calibration method for fast sampling ASICs

Boyu Cheng, Lei Zhao, Jiajun Qin +4

A novel time calibration method for waveform sampling application specific integrated circuits (ASICs) based on switched capacitor arrays (SCAs) is proposed in this paper. Precisio…

eess.SP2018

Application of FPGA Acceleration in ADC Performance Calibration

Guangyuan Yuan, Zhe cao, Shuwen Wang +2

In recent years, high speed and high resolution analog-to-digital converter (ADC) is widely employed in many physical experiments, especially in high precision time and charge meas…

physics.ins-det2019

Prototype of a front-end readout ASIC designed for the Water Cherenkov Detector Array in LHAASO

Lei Zhao, Weihao Wu, Jianfeng Liu +5

The Large High Altitude Air Shower Observatory is in the R&D phase, in which the Water Cherenkov Detector Array is an important part. The signals of Photo-Multiplier Tubes would va…

math.DS2018

Spatiotemporal attractors generated by the Turing-Hopf bifurcation in a time-delayed reaction-diffusion system

Qi An, Weihua Jiang

We study the Turing-Hopf bifurcation and give a simple and explicit calculation formula of the normal forms for a general two-components system of reaction-diffusion equation with…

physics.ins-det2019

A multichannel front end ASIC for PMT readout in LHAASO WCDA

Yu Liang, Lei Zhao, Yuxiang Guo +5

Time and charge measurements over a large dynamic range from 1 Photo Electron (P.E.) to 4000 P.E. are required for the Water Cherenkov Detector Array (WCDA), which is one of the ke…

physics.acc-ph2021

Back-n White Neutron Source at CSNS and its Applications

n Collaboration, Jing-Yu Tang, Qi An +73

Back-streaming neutrons from the spallation target of the China Spallation Neutron Source (CSNS) that emit through the incoming proton channel were exploited to build a white neutr…

cond-mat.mtrl-sci2017

High-temperature cyclic oxidation kinetics and microstructural transition mechanisms of Ti-6Al-4V composites reinforced with hybrid (TiC+TiB) networks

Shaolou Wei, Lujun Huang, Xinting Li +2

The microstructural features and high-temperature oxidation resistance of hybrid (TiC+TiB) networks reinforced Ti-6Al-4V composites were investigated after fabricated with reaction…

physics.ins-det2019

Research into the sampling methods of digital beam position measurement

Weihao Wu, Lei Zhao, Erlei Chen +2

BPM (Beam Position Measurement) system is one of the most important beam diagnostic instruments in accelerators. A fully digital BPM (DBPM) has been designed for SSRF (Shanghai Syn…

physics.ins-det2015

The Trigger System for the External Target Experiment in CSR of HIRFL

Min Li, Lei Zhao, Jin Xin Liu +3

A trigger system was designed for the external target experiment in the Cooling Storage Ring (CSR) of the Heavy Ion Research Facility in Lanzhou (HIRFL). Considering that different…

cs.CL2026

VEPO: Variable Entropy Policy Optimization for Low-Resource Language Foundation Models

Chonghan Liu, Yimin Du, Qi An +8

Large language models frequently exhibit suboptimal performance on low resource languages, primarily due to inefficient subword segmentation and systemic training data imbalances.…

physics.ins-det2014

Study on FPGA SEU Mitigation for Readout Electronics of DAMPE BGO Calorimeter

Zhongtao Shen, Changqing Feng, Shanshan Gao +4

The BGO calorimeter, which provides a wide measurement range of the primary cosmic ray spectrum, is a key sub-detector of Dark Matter Particle Explorer (DAMPE). The readout electro…

cond-mat.mtrl-sci2018

Shear driven formation of nano-diamonds at sub-gigapascals and 300 K

Yang Gao, Yanzhang Ma, Qi An +5

The transformation pathways of carbon at high pressures are of broad interest for synthesis of novel materials and for revealing the Earth's geological history. We have applied lar…

physics.ins-det2015

TOT Measurement Implemented in FPGA TDC

Huanhuan Fan, Ping Cao, Shubin Liu +1

Time measurement plays a crucial rule for the purpose of particle identification in high energy physical experiments. With the upgrading of physical goal and the developing of elec…

physics.ins-det2015

Evaluation of a front-end ASIC for the readout of PMTs in large dynamic range

Weihao Wu, Lei Zhao, Yu Liang +4

The Large High Altitude Air Shower Observatory (LHAASO) project has been proposed for the survey and study of cosmic rays. In the LHAASO project, the Water Cherenkov Detector Array…

physics.ins-det2015

Onboard Calibration Circuit for the Front-end Electronics of DAMPE BGO Calorimeter

De-Liang Zhang, Chang-Qing Feng, Jun-Bin Zhang +8

An onboard calibration circuit has been designed for the front-end electronics (FEE) of DAMPE BGO Calorimeter. It is mainly composed of a 12 bit DAC, an operation amplifier and an…

physics.ins-det2014

Development of COTS ADC SEE Test System for the ATLAS LAr Calorimeter Upgrade

Xueye Hu, Hucheng Chen, Kai Chen +3

Radiation-tolerant, high speed, high density and low power commercial off-the-shelf (COTS) analog-to-digital converters (ADCs) are planned to be used in the upgrade to the Liquid A…

physics.ins-det2019

An 8-Gs/s 12-Bit TIADC System With Real-Time Broadband Mismatch Error Correction

Lei Zhao, Zouyi Jiang, Ruoshi Dong +6

High sampling speed can be achieved using multiple Analog-to-Digital Converters (ADCs) based on the Time-Interleaving A/D Conversion (TIADC) technique. Various types of methods wer…

physics.ins-det2016

First results of the new endcap TOF commissioning at BESIII

Zhi Wu, Shengsen Sun, Yuekun Heng +23

The upgrade of the current BESIII Endcap TOF (ETOF) is carried out with the Multi-gap Resistive Plate Chamber (MRPC) technology. The installation of the new ETOF has been finished…

astro-ph.IM2013

Proposal of the Readout Electronics for the WCDA in LHAASO Experiment

Lei Zhao, Shubin Liu, Qi An

The LHAASO (Large High Altitude Air Shower Observatory) experiment is proposed for very high energy gamma ray source survey, in which the WCDA (Water Cherenkov Detector Array) is t…

astro-ph.HE2021

Observations of Forbush Decreases of cosmic ray electrons and positrons with the Dark Matter Particle Explorer

Francesca Alemanno, Qi An, Philipp Azzarello +146

The Forbush Decrease (FD) represents the rapid decrease of the intensities of charged particles accompanied with the coronal mass ejections (CMEs) or high-speed streams from corona…

physics.ins-det2018

Data Acquisition Software for CBM-TOF super module quality control

Jiawen Li, Xiru Huang, Ping Cao +5

The time-of-flight (TOF) system in the Compressed Baryonic Matter (CBM) experiment is composed of super modules based on multi-gap Resistive Plate Chambers (MRPC) for high-densenes…

math.DS2018

Turing-Hopf bifurcation and spatiotemporal patterns in a ratio-dependent diffusive Holling-Tanner system with time delay

Qi An, Weihua Jiang

The Turing-Hopf type spatiotemporal patterns in a diffusive Holling-Tanner model with discrete time delay is considered. A global Turing bifurcation theorem for and a local…

physics.ins-det2015

The Analog Front-end Prototype Electronics Designed for LHAASO WCDA

Cong Ma, Lei Zhao, Yu-Xiang Guo +3

In the readout electronics of the Water Cerenkov Detector Array (WCDA) in the Large High Altitude Air Shower Observatory (LHAASO) experiment, both high-resolution charge and time m…

cond-mat.supr-con2023

Deciphering the Enigma of Cu-Doped Lead Apatite (LK-99): Structural Insights, Electronic Properties, and Implications for Ambient-Pressure Superconductivity

Jun Li, Qi An

The most recent discovery, the Cu-doped lead apatite LK-99, is a proposed room-temperature superconductor operating under ambient pressure. However, this discovery has brought a sl…

hep-ex2024

Model Independent Approach of the JUNO B Solar Neutrino Program

JUNO Collaboration, Jie Zhao, Baobiao Yue +593

The physics potential of detecting B solar neutrinos will be exploited at the Jiangmen Underground Neutrino Observatory (JUNO), in a model independent manner by using three dis…

physics.acc-ph2018

High-speed RF Switch Electronics for picking up of Electron-Positron Beam Bunches

Liujiang Yan, Lei Zhao, Jinxin Liu +4

Beam diagnostics is important to guarantee good quality of beam in particle accelerator. Both the electron and positron run in the tunnel in some modern electron positron colliders…

physics.ins-det2019

Precise Clock Synchronization in the Readout Electronics of WCDA in LHAASO

Lei Zhao, Shaoping Chu, Cong Ma +4

The Water Cherenkov Detector Array (WCDA) is one of the key parts in the Large High Altitude Air Shower Observatory (LHAASO). In the WCDA, 3600 Photomultiplier Tubes (PMTs) and the…

physics.ins-det2015

Neutrino Physics with JUNO

Fengpeng An, Guangpeng An, Qi An +224

The Jiangmen Underground Neutrino Observatory (JUNO), a 20 kton multi-purpose underground liquid scintillator detector, was proposed with the determination of the neutrino mass hie…

cs.CV2024

Multi-Stage Contrastive Regression for Action Quality Assessment

Qi An, Mengshi Qi, Huadong Ma

In recent years, there has been growing interest in the video-based action quality assessment (AQA). Most existing methods typically solve AQA problem by considering the entire vid…

hep-ex2022

Sub-percent Precision Measurement of Neutrino Oscillation Parameters with JUNO

JUNO Collaboration, Angel Abusleme, Thomas Adam +596

JUNO is a multi-purpose neutrino observatory under construction in the south of China. This publication presents new sensitivity estimates for the measurement of the ,…

physics.ins-det2019

Real-Time Phase Correction based on FPGA in the Beam Position and Phase Measurement System

Xingshun Gao, Lei Zhao, Jinxin Liu +4

A fully digital beam position and phase measurement (BPPM) system was designed for the linear accelerator (LINAC) in Accelerator Driven Sub-critical System (ADS) in China. Phase in…

physics.ins-det2022

Mass Testing and Characterization of 20-inch PMTs for JUNO

Angel Abusleme, Thomas Adam, Shakeel Ahmad +556

Main goal of the JUNO experiment is to determine the neutrino mass ordering using a 20kt liquid-scintillator detector. Its key feature is an excellent energy resolution of at least…

physics.ins-det2019

Real-Time FPGA-based Digital Signal Processing and Correction for a Small Animal PET

Jiaming Lu, Lei Zhao, Kairen Chen +4

Small animal Positron Emission Tomography (PET) is dedicated to small animal imaging, which requires high position and energy precision, as well as good flexibility and efficiency…

cs.LG2025

Quantifying Memory Utilization with Effective State-Size

Rom N. Parnichkun, Neehal Tumma, Armin W. Thomas +6

The need to develop a general framework for architecture analysis is becoming increasingly important, given the expanding design space of sequence models. To this end, we draw insi…

physics.ins-det2016

Proposal of Readout Electronics for CSNS-WNS BaF2 Detector

Deliang Zhang, Ping Cao, Qi Wang +5

BaF2 (Barium fluoride) detector is one of the experiment facilities at the under construction CSNS-WNS (White Neutron Source at China Spallation Neutron Source). It is designed for…

astro-ph.HE2026

Charge-dependent spectral softenings of primary cosmic-rays below the knee

DAMPE Collaboration, Francesca Alemanno, Qi An +146

In most particle acceleration or propagation theories, the characteristic features of the cosmic ray spectra due to acceleration limits or propagation phase changes are charge depe…

hep-ex2025

Potential to identify neutrino mass ordering with reactor antineutrinos at JUNO

JUNO Collaboration, Angel Abusleme, Thomas Adam +622

The Jiangmen Underground Neutrino Observatory (JUNO) is a multi-purpose neutrino experiment under construction in South China. This paper presents an updated estimate of JUNO's sen…

math.OC2024

Efficient Computation of the Non-convex Quasi-norm Ball Projection with Iterative Reweighted Approach

Qi An, Jiao Wang, Zequn Niu +1

In this study, we focus on computing the projection onto the quasi-norm ball, which is challenging due to the non-convex and non-Lipschitz nature inherent in the

physics.ins-det2018

Readout method based on PCIe over optical fiber for CBM-TOF super module quality evaluation

Jianhui Yuan, Ping Cao, Xiru Huang +2

The Compressed Baryonic Matter (CBM) experiment will investigate the quantum chromodynamics (QCD) phase diagram at high net baryon densities and moderate temperatures. CBM Time of…

hep-ex2023

JUNO sensitivity to the annihilation of MeV dark matter in the galactic halo

JUNO Collaboration, Angel Abusleme, Thomas Adam +596

We discuss JUNO sensitivity to the annihilation of MeV dark matter in the galactic halo via detecting inverse beta decay reactions of electron anti-neutrinos resulting from the ann…

physics.ins-det2019

Research of time discrimination circuits for PMT signal readout over large dynamic range in LHAASO WCDA

Cong Ma, Lei Zhao, Ruoshi Dong +5

In the readout electronics of the Water Cerenkov Detector Array (WCDA) in the Large High Altitude Air Shower Observatory (LHAASO), both high-resolution charge and time measurement…

physics.ins-det2014

A Multi-chain Measurements Averaging TDC Implemented in a 40 nm FPGA

Qi Shen, Shubin Liu, Binxiang Qi +4

A high precision and high resolution time-to-digital converter (TDC) implemented in a 40 nm fabrication process Virtex-6 FPGA is presented in this paper. The multi-chain measuremen…

physics.ins-det2021

Calibration Strategy of the JUNO Experiment

JUNO collaboration, Angel Abusleme, Thomas Adam +588

We present the calibration strategy for the 20 kton liquid scintillator central detector of the Jiangmen Underground Neutrino Observatory (JUNO). By utilizing a comprehensive multi…

physics.ins-det2019

Bunch-by-bunch Beam Transverse Feedback Electronics Designed for SSRF

Jinxin Liu, Lei Zhao, Linsong Zhan +2

Shanghai Synchrotron Radiation Facility (SSRF), is one of the third-generation high-beam current (3.5 GeV) synchrotron light sources. In the storage ring of SSRF, multi-bunch insta…

physics.ins-det2021

The Design and Sensitivity of JUNO's scintillator radiopurity pre-detector OSIRIS

JUNO Collaboration, Angel Abusleme, Thomas Adam +598

The OSIRIS detector is a subsystem of the liquid scintillator fillling chain of the JUNO reactor neutrino experiment. Its purpose is to validate the radiopurity of the scintillator…

math.DS2017

Turing-Hopf bifurcation and spatio-temporal patterns of a ratio-dependent Holling-Tanner system with diffusion

Qi An, Weihua Jiang

A diffusive ratio-dependent Holling-Tanner system subject to Neumann boundary conditions is considered. The existence of multiple bifurcations, including Turing-Hopf bifurcation, T…

physics.ins-det2020

TAO Conceptual Design Report: A Precision Measurement of the Reactor Antineutrino Spectrum with Sub-percent Energy Resolution

JUNO Collaboration, Angel Abusleme, Thomas Adam +585

The Taishan Antineutrino Observatory (TAO, also known as JUNO-TAO) is a satellite experiment of the Jiangmen Underground Neutrino Observatory (JUNO). A ton-level liquid scintillato…

physics.ins-det2019

Prototype of a transient waveform recording ASIC

Jiajun Qin, Lei Zhao, Boyu Cheng +4

The paper presents the design and measurement results of a transient waveform recording ASIC based on the Switched Capacitor Array (SCA) architecture. This 0.18 μm CMOS prototype…

physics.ins-det2023

Readout Electronics for CBM-TOF Super Module Quality Evaluation

Wei Jiang, Xiru Huang, Ping Cao +5

A super module assembled with MRPC detectors is a component of TOF (Time of Flight) system for the Compressed Baryonic Matter (CBM) experiment. Before the super modules are applied…

hep-ex2023

JUNO sensitivity to Be, , and CNO solar neutrinos

Angel Abusleme, Thomas Adam, Shakeel Ahmad +609

The Jiangmen Underground Neutrino Observatory (JUNO), the first multi-kton liquid scintillator detector, which is under construction in China, will have a unique potential to perfo…

eess.SP2018

Mismatch error correction for time interleaved analog-to-digital converter over a wide frequency range

Zouyi Jiang, Lei Zhao, Xingshun Gao +3

High-speed high-resolution Analog-to-Digital Conversion is the key part for waveform digitization in physics experiments and many other domains. This paper presents a new fully dig…

hep-ex2023

JUNO Sensitivity on Proton Decay Searches

JUNO Collaboration, Angel Abusleme, Thomas Adam +602

The Jiangmen Underground Neutrino Observatory (JUNO) is a large liquid scintillator detector designed to explore many topics in fundamental physics. In this paper, the potential on…

hep-ex2021

JUNO Physics and Detector

JUNO Collaboration, Angel Abusleme, Thomas Adam +607

The Jiangmen Underground Neutrino Observatory (JUNO) is a 20 kton LS detector at 700-m underground. An excellent energy resolution and a large fiducial volume offer exciting opport…

physics.ins-det2021

Radioactivity control strategy for the JUNO detector

JUNO collaboration, Angel Abusleme, Thomas Adam +594

JUNO is a massive liquid scintillator detector with a primary scientific goal of determining the neutrino mass ordering by studying the oscillated anti-neutrino flux coming from tw…

cond-mat.mtrl-sci2019

Capturing Nucleation at 4D Atomic Resolution

Jihan Zhou, Yongsoo Yang, Yao Yang +12

Nucleation plays a critical role in many physical and biological phenomena ranging from crystallization, melting and evaporation to the formation of clouds and the initiation of ne…

cond-mat.mtrl-sci2017

Ordering and dimensional crossovers in metallic glasses and liquids

David Z. Chen, Qi An, William. A. Goddard +1

The atomic-level structures of liquids and glasses are amorphous, lacking long-range order. We characterize the atomic structures by integrating radial distribution functions (RDF)…

hep-ex2022

Damping signatures at JUNO, a medium-baseline reactor neutrino oscillation experiment

JUNO collaboration, Jun Wang, Jiajun Liao +598

We study damping signatures at the Jiangmen Underground Neutrino Observatory (JUNO), a medium-baseline reactor neutrino oscillation experiment. These damping signatures are motivat…

cs.LG2024

State-Free Inference of State-Space Models: The Transfer Function Approach

Rom N. Parnichkun, Stefano Massaroli, Alessandro Moro +10

We approach designing a state-space model for deep learning applications through its dual representation, the transfer function, and uncover a highly efficient sequence parallel in…

physics.ins-det2020

Design of a Time-to-Digital Converter ASIC and a mini-DAQ system for the Phase-2 Upgrade of the ATLAS Monitored Drift Tube detector

Yuxiang Guo, Jinhong Wang, Yu Liang +9

We present the second prototype of a time-to-digital (TDC) ASIC for the upgrade of the ATLAS Monitored Drift Tube (MDT) detector for High-Luminosity LHC operations. Compared to the…

astro-ph.IM2019

Calibration and Status of the 3D Imaging Calorimeter of DAMPE for Cosmic Ray Physics on Orbit

Libo Wu, Sicheng Wen, Chengming Liu +16

The DArk Matter Particle Explorer (DAMPE) developed in China was designed to search for evidence of dark matter particles by observing primary cosmic rays and gamma rays in the ene…

hep-ex2021

JUNO sensitivity to low energy atmospheric neutrino spectra

JUNO Collaboration, Angel Abusleme, Thomas Adam +604

Atmospheric neutrinos are one of the most relevant natural neutrino sources that can be exploited to infer properties about cosmic rays and neutrino oscillations. The Jiangmen Unde…

physics.ins-det2016

Design and simulation of a 12-bit, 40 MSPS asynchronous SAR ADC for the readout of PMT signal

Jian-Feng Liu, Lei Zhao, Jia-Jun Qin +5

High precision and large dynamic range measurement are required in the readout systems for the Water Cherenkov Detector Array (WCDA) in Large High Altitude Air Shower Observatory (…

physics.ins-det2019

Prototype of the Readout Electronics for WCDA in LHAASO

Lei Zhao, Cong Ma, Shaoping Chu +5

In the Large High Altitude Air Shower Observatory (LHAASO), the Water Cherenkov Detector Array (WCDA) is one of the key parts. The WCDA consists of 3600 Photomultiplier Tubes (PMTs…

eess.SP2018

A New All-Digital Background Calibration Technique for Time-Interleaved ADC Using First Order Approximation FIR Filters

Jiadong Hu, Zhe Cao, Qi An +2

This paper describes a new all-digital technique for calibration of the mismatches in time-interleaved analog-to-digital converters (TIADCs) to reduce the circuit area. The propose…

physics.ins-det2019

Design and performance of a TDC ASIC for the upgrade of the ATLAS Monitored Drift Tube detector

Yu Liang, Jinhong Wang, Xiong Xiao +16

We present the prototype of a time-to-digital (TDC) ASIC for the upgrade of the ATLAS Monitored Drift Tube (MDT) detector for high-luminosity LHC operation. This ASIC is based on a…

eess.SP2018

A Design of FPGA Based Small Animal PET Real Time Digital Signal Processing and Correction Logic

Jiaming Lu, Lei Zhao, Peipei Deng +4

Small animal Positron Emission Tomography (PET) is dedicated to small animal imaging. Animals used in experiments, such as rats and monkeys, are often much smaller than human bodie…

physics.ins-det2019

Readout Electronics of T0 Detector in the External Target Experiment of CSR in HIRFL

Peipei Deng, Lei Zhao, Jiaming Lu +5

T0 detector, based on Multi-gap Resistive Plate Chambers (MRPC) technology, is one of the key components in the External Target Experiment. Through precision measurements of the MR…

hep-ex2025

Prediction of Energy Resolution in the JUNO Experiment

JUNO Collaboration, Angel Abusleme, Thomas Adam +645

This paper presents an energy resolution study of the JUNO experiment, incorporating the latest knowledge acquired during the detector construction phase. The determination of neut…

math.DS2018

Formulation of the normal forms of Turing-Hopf bifurcation in reaction-diffusion systems with time delay

Weihua Jiang, Qi An, Junping Shi

The normal forms up to the third order for a Hopf-steady state bifurcation of a general system of partial functional differential equations (PFDEs) is derived based on the center m…

cs.LG2022

Enhancement of Healthcare Data Performance Metrics using Neural Network Machine Learning Algorithms

Qi An, Patryk Szewczyk, Michael N Johnstone +1

Patients are often encouraged to make use of wearable devices for remote collection and monitoring of health data. This adoption of wearables results in a significant increase in t…

cond-mat.mtrl-sci2026

Direct evidence and atomic-scale mechanisms of reduced dislocation mobility in an inorganic semiconductor under illumination

Mingqiang Li, Kun Luo, Xiumei Ma +5

Photo-plasticity in semiconductors, wherein their mechanical properties such as strength, hardness and ductility are influenced by light exposure, has been reported for several dec…

hep-ex2022

Prospects for Detecting the Diffuse Supernova Neutrino Background with JUNO

JUNO Collaboration, Angel Abusleme, Thomas Adam +592

We present the detection potential for the diffuse supernova neutrino background (DSNB) at the Jiangmen Underground Neutrino Observatory (JUNO), using the inverse-beta-decay (IBD)…

physics.ins-det2019

Design and testing of a bunch-by-bunch beam position transverse feedback processor

Linsong Zhan, Lei Zhao, Jinxin Liu +2

Shanghai Synchrotron Radiation Facility (SSRF) is a 3.5 GeV storage ring with a bunch rate of 499.654 MHz, harmonic number of 720, and circumference of 432 meters. SSRF injection w…

astro-ph.IM2014

Design of the Readout Electronics for the Qualification Model of DAMPE BGO Calorimeter

Changqing Feng, Deliang Zhang, Junbin Zhang +5

The DAMPE (DArk Matter Particle Explorer) is a scientific satellite being developed in China, aimed at cosmic ray study, gamma ray astronomy, and searching for the clue of dark mat…

physics.acc-ph2015

Application of Real-time Digitization Technique in Beam Measurement for Accelerators

Lei Zhao, Linsong Zhan, Xingshun Gao +2

Beam measurement is very important for accelerators. With the development of analog-to-digital conversion techniques, digital beam measurement becomes a research hot spot. IQ (In-p…

cond-mat.mtrl-sci2023

Harnessing dislocation motion using an electric field

Mingqiang Li, Yidi Shen, Kun Luo +4

Dislocations, line defects in crystalline materials, play an essential role in the mechanical[1,2], electrical[3], optical[4], thermal[5], and phase transition[6] properties of the…

hep-ph2026

Neutrino mass anarchy and leptogenesis

Qi An, Yan Shao, Zhen-hua Zhao

In this paper, we investigate leptogenesis under the neutrino mass anarchy hypothesis in both type-I and type-II seesaw models. We first revisit the corresponding study in the type…

physics.ins-det2019

Data and clock transmission interface for the WCDA in LHAASO

Shaoping Chu, Lei Zhao, Zouyi Jiang +5

The Water Cherenkov Detector Array (WCDA) is one of the major components of the Large High Altitude Air Shower Observatory (LHAASO). In the WCDA, 3600 Photomultiplier Tubes (PMTs)…

nucl-ex2019

Measurements of differential and angle-integrated cross sections for the B()Li reaction in the neutron energy range from 1.0 eV to 2.5 MeV

Haoyu Jiang, Wei Jiang, Huaiyong Bai +85

Differential and angle-integrated cross sections for the B()Li, B()Li and B()Li reactions have been me…

physics.ins-det2015

A Novel Method of Encoded Multiplexing Readout for Micro-pattern Gas Detectors

Bin-Xiang Qi, Shu-Bin Liu, Heng Ji +5

The requirement of a large number of electronic channels poses a big challenge for Micro-pattern Gas Detector (MPGD) to achieve good spatial resolution. By using the redundancy tha…

physics.ins-det2017

Development of a time-to-digital converter ASIC for the upgrade of the ATLAS Monitored Drift Tube detector

Jinhong Wang, Yu Liang, Xiong Xiao +6

The upgrade of the ATLAS muon spectrometer for high-luminosity LHC requires new trigger and readout electronics for the various elements of the detector. We present the design of a…

cs.CV2025

Moving Object Detection from Moving Camera Using Focus of Expansion Likelihood and Segmentation

Masahiro Ogawa, Qi An, Atsushi Yamashita

Separating moving and static objects from a moving camera viewpoint is essential for 3D reconstruction, autonomous navigation, and scene understanding in robotics. Existing approac…

hep-ex2023

Real-time Monitoring for the Next Core-Collapse Supernova in JUNO

Angel Abusleme, Thomas Adam, Shakeel Ahmad +623

The core-collapse supernova (CCSN) is considered one of the most energetic astrophysical events in the universe. The early and prompt detection of neutrinos before (pre-SN) and dur…