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Inspired by Wilkinson ADC method, we implement a fast linear discharge method based on FPGA to digitize nuclear pulse signal. In this scheme, we use a constant current source to discharge the charge on capacitor which is integrated by the…

Instrumentation and Detectors · Physics 2018-06-08 Xiaoguang Kong , Yonggang Wang , Liwei Wang , Yong Xiao , Jie Kuang

FLASH radiotherapy necessitates the development of advanced Quality Assurance methods and detectors for accurate and online monitoring of the radiation field. This study introduces enhanced time-resolution detection systems and methods…

This paper addresses simultaneous, high-precision measurement and analysis of generic reference signals by using inexpensive commercial off-the-shelf Software Defined Radio hardware. Sine reference signals are digitally down-converted to…

Signal Processing · Electrical Eng. & Systems 2018-04-12 Carsten Andrich , Alexander Ihlow , Julia Bauer , Niklas Beuster , Giovanni Del Galdo

A new Digital Pulse Processing (DPP) system, based on domino ring sampler version 4 (DRS4), with good time resolution for the LaBr3 detectors has been developed and different digital timing analysis methods for processing the detector raw…

Instrumentation and Detectors · Physics 2016-08-03 Cheng-Ming Du , Jin-Da Chen , Xiu-Ling Zhang , Hai-Bo Yang , Ke Cheng , Zheng-Guo Hu , Zhi-Yu Sun , Hu-Shan Xu

A new Digital Pulse Processing (DPP) module has been developed, based on a domino ring sampler version 4 chip (DRS4), with good time resolution for LaBr3 detectors, and different digital timing analysis methods for processing the raw…

Instrumentation and Detectors · Physics 2016-02-26 Cheng-Ming Du , Jin-Da Chen , Xiu-Ling Zhang , Hai-Bo Yang , Ke Cheng , Jie Kong , Zheng-Guo Hu , Zhi-Yu Sun , Hong Su , Hu-Shan Xu

A high-precision charge measurement can be achieved by the area integration of a digitized quasi-Gaussian signal after the signal passes through the shaper and analog-to-digital converter (ADC). The charge measurement contains an error due…

Instrumentation and Detectors · Physics 2019-09-26 Jiajin Zhang , Lei Zhao , Ruoshi Dong , Peipei Deng , Cong Ma , Jiaming Lu , Shubin Liu , Qi An

Real-time frequency readout of time-dependent pulsed signals with a high sensitivity are key elements in many applications using atomic devices, such as FID atomic magnetometers. In this paper, we propose a frequency measurement algorithm…

Instrumentation and Detectors · Physics 2025-06-06 Tong Gong , Ming-Rui Shu , Jiang He , Kai Liu , Yi-Ren Li , Xin-Jun Hao , Dong Sheng , Yu-Ming Wang , Yu-Kun Feng

Today, wide-open, high-resolution Doppler frequency shift (DFS) estimation is essential for radar, microwave/millimeter-wave, and communication systems. Using photonics technology, an effective approach is proposed and experimentally…

Optics · Physics 2014-04-09 Xihua Zou , Wangzhe Li , Bing Lu , Wei Pan , Lianshan Yan , Liyang Shao

Discrimination of the detection of fast neutrons and gamma rays in a liquid scintillator detector has been investigated using digital pulse-processing techniques. An experimental setup with a 252Cf source, a BC-501 liquid scintillator…

Nuclear Experiment · Physics 2008-12-08 P. -A. Söderström , J. Nyberg , R. Wolters

This paper describes a comprehensive measurement model for the error budget of pulse arrival times with emphasis on intrinsic pulse jitterand plasma propagation effects (particularly interstellar scattering), which are stochastic in time…

Instrumentation and Methods for Astrophysics · Physics 2010-10-20 J. M. Cordes , R. M. Shannon

This study presents a novel field-programmable gate array (FPGA)-based Time-to-Digital Converter (TDC) design suitable for high timing resolution applications, utilizing two new techniques. First, a cross-detection (CD) method is introduced…

Instrumentation and Detectors · Physics 2024-10-15 Daehee Lee , Minseok Yi , Sun Il Kwon

The recent introduction of coherent optical communications has created a compelling need for ultra-fast phase-sensitive measurement techniques operating at milliwatt peak power levels and in time scales ranging from sub-picoseconds to…

A readout electronic with high time and energy resolution performance is designed for the SDD (Silicon Drift Detector) signals readout, which is aimed for X-ray pulsar based navigation (XNAV). For time measurement, the input signal is fed…

Instrumentation and Detectors · Physics 2016-03-10 Er-Lei Chen , Chang-Qing Feng , Chun-Feng Ye , Shu-Bin Liu , Dong-Dong Jin , Jian Lian , Hui-Jun Hu

We present the development and characterization of a generic, reconfigurable, low-cost ($<$ 350 USD) software-defined digital receiver system (DRS) for temporal correlation measurements in atomic spin ensembles. We demonstrate the use of…

Instrumentation and Detectors · Physics 2021-01-26 V. Mugundhan , Maheswar Swar , Subhajit Bhar , Saptarishi Chaudhuri

In this paper we present a novel method of atomic clock synchronisation combining digital error correction and phase tracking. Microwave broadcasts are used to measure the difference in frequency between a pair of atomic clocks. We use the…

Instrumentation and Detectors · Physics 2022-10-14 Adam Walton , Abigail McGlone , Benjamin Varcoe

The photoneutron source (PNS, phase 1), an electron linear accelerator (linac)-based pulsed neutron facility that uses the time-of-flight (TOF) technique, was constructed for the acquisition of nuclear data from the thorium molten salt…

We discuss the performance of a readout system, Fixed Pulse Shape Efficient Readout (FIPSER), to digitize signals from detectors with a fixed pulse shape. In this study we are mainly interested in the readout of fast photon detectors like…

Instrumentation and Detectors · Physics 2016-09-16 Brent Limyansky , Robert Reese , John D. Cressler , Adam Nepomuk Otte , Ignacio Taboada , Cagri Ulusoy

A novel method based on pulse area analysis(PAA) was presented for acquisition nuclear spectrum by the digitizer. PAA method can be used as a substitute for the traditional method of pulse height analysis (PHA). In the PAA method a…

Instrumentation and Detectors · Physics 2014-07-24 Li Dongcang , Ren Zhongguo , Yang Lei , Qi Zhong , Meng Xiangting , Hu Bitao

In beam test experiments have been carried out for particle identification using digital pulse shape analysis in a 500~$\mu$m thick Neutron Transmutation Doped (nTD) silicon detector with an indigenously developed FPGA based 12 bit…

Instrumentation and Detectors · Physics 2018-05-09 K. Mahata , A. Shrivastava , J. A. Gore , S. K. Pandit , V. V. Parkar , K. Ramachandran , A. Kumar , S. Gupta , P. Patale

Making precise measurements of pulsar dispersion measures (DMs) and applying suitable corrections for them is amongst the major challenges in high-precision timing programmes such as pulsar timing arrays (PTAs). While the advent of…

High Energy Astrophysical Phenomena · Physics 2022-05-25 Dilpreet Kaur , N. D. Ramesh Bhat , Shi Dai , Samuel J. McSweeney , Ryan M. Shannon , Sanjay Kudale , Willem van Straten
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