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This paper presents the design and validation of a digital receiver system developed for the next-generation radio interferometer projects. The receiver supports 8 analog inputs with 12-bit, 4GHz sampling and performs real-time signal…

天体物理仪器与方法 · 物理学 2025-06-03 Donghao Qu , Jiajun Zhang , Yajun Wu , Zhang Zhao , Yanbin Yang , Zixuan Liu

GALATEA is a test facility designed to investigate bulk and surface effects in high purity germanium detectors. A vacuum tank houses an infrared screened volume with a cooled detector inside. A system of three stages allows an almost…

仪器与探测器 · 物理学 2015-12-09 I. Abt , A. Caldwell , B. Doenmez , L. Garbini , S. Irlbeck , B. Majorovits , M. Palermo , O. Schulz , H. Seitz , F. Stelzer

Gamma-Ray Infrastructure For Fundamental Investigations of Nuclei, GRIFFIN, is a new experimental facility for radioactive decay studies at the TRIUMF-ISAC laboratory. This article describes the details of the custom designed GRIFFIN…

Fully homomorphic encryption (FHE) protects data privacy in cloud computing by enabling computations to directly occur on ciphertexts. To improve the time-consuming FHE operations, we present an electro-optical (EO) FHE accelerator,…

密码学与安全 · 计算机科学 2023-01-30 Mengxin Zheng , Qian Lou , Fan Chen , Lei Jiang , Yongxin Zhu

In this paper (Paper II) we complete our discussion on the results of a comprehensive GEANT simulation of the scientific performance of the AGILE Gamma-Ray Imaging Detector (GRID), operating in the 30 MeV - 50 GeV energy range in an…

天体物理学 · 物理学 2015-06-24 Veronica Cocco , Francesco Longo , Marco Tavani

This paper presents an architecture of high-resolution delay generator implemented in a single field programmable gate array (FPGA) chip by exploiting the method of utilizing dedicated carry chains. It serves as the core component in…

仪器与探测器 · 物理学 2017-06-14 Ke Cui , Xiangyu Li , Rihong Zhu

The european Fazia collaboration aims at building a new modular array for charged product identification to be employed for heavy-ion studies. The elementary module of the array is a Silicon-Silicon-CsI telescope, optimized for ion…

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 MRPC signals, timing of the beam impact on target can be…

仪器与探测器 · 物理学 2019-09-25 Peipei Deng , Lei Zhao , Jiaming Lu , Pinzheng Xia , Jinxin Liu , Min Li , Shubin Liu , Qi An

We describe a novel high-speed front-end electronic board (FEB) for interfacing an array of 32 Silicon Photo-multipliers (SiPM) with a computer. The FEB provides individually adjustable bias on the SiPMs, and performs low-noise analog…

仪器与探测器 · 物理学 2016-11-03 M. Auger , A. Ereditato , D. Goeldi , I. Kreslo , D. Lorca , M. Luethi , C. Rudolf von Rohr , J. Sinclair , M. S. Weber

The Advanced GAmma Tracking Array (AGATA) multi detector spectrometer will provide precise information for the study of the properties of the exotic nuclear matter (very unbalanced proton (Z) and neutron (N) numbers) along proton- and…

Embedded field programmable gate array (eFPGA) technology allows the implementation of reconfigurable logic within the design of an application-specific integrated circuit (ASIC). This approach offers the low power and efficiency of an ASIC…

硬件体系结构 · 计算机科学 2024-08-29 Julia Gonski , Aseem Gupta , Haoyi Jia , Hyunjoon Kim , Lorenzo Rota , Larry Ruckman , Angelo Dragone , Ryan Herbst

The detector readout architecture introduced in this paper is intended for small to medium size physics experiments that have moderate bandwidth needs, and applications that require an ultimately low background radioactivity for the parts…

信号处理 · 电气工程与系统科学 2018-06-21 Denis Calvet

We are developing a kilo-pixels Ti/Au TES array as a backup option for Athena X-IFU. Here we report on single-pixel performance of a 32$\times$32 array operated in a Frequency Division Multiplexing (FDM) readout system, with bias…

As the demands for railway transportation safety increase, traditional methods of rail track inspection no longer meet the needs of modern railway systems. To address the issues of automation and efficiency in rail fault detection, this…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Jiale Li , Yulin Fu , Dongwei Yan , Sean Longyu Ma , Chiu-Wing Sham

During the last years, Graphene based Field Effect Transistors (GFET) have shown outstanding RF performance; therefore, they have attracted considerable attention from the electronic devices and circuits communities. At the same time,…

介观与纳米尺度物理 · 物理学 2014-05-09 Saul Rodriguez , Sam Vaziri , Anderson Smith , Sebastien Fregonese , Mikael Ostling , Max C. Lemme , Ana Rusu

This paper proposes a complete IFoF system architecture derived from simplified IEEE802.15.3c PHY layer proposal to successfully ensure near 1 Gbps on the air interface. The system architecture utilizes low complexity baseband processing…

网络与互联网体系结构 · 计算机科学 2010-11-10 Lahatra Rakotondrainibe , I. Siaud , Y. Kokar , G. Zaharia , F. Brunet , E. Tanguy , G. El Zein

This paper proposes a multivariable extremum seeking scheme using Fast Fourier Transform (FFT) for a network of subsystems working towards optimizing the sum of their local objectives, where the overall objective is the only available…

最优化与控制 · 数学 2021-05-11 Dinesh Krishnamoorthy

Cell-free massive multiple-input multiple-output (CF mMIMO) systems serve the user equipments (UEs) by geographically distributed access points (APs) by means of joint transmission and reception. To limit the power consumption due to…

信号处理 · 电气工程与系统科学 2023-04-25 Shuaifei Chen , Jiayi Zhang , Emil Björnson , Özlem Tuğfe Demir , Bo Ai

We are developing two-dimensional 16 x 25 pixel detector arrays of both unstressed and stressed Ge:Ga photoconductive detectors for far-infrared astronomy from SOFIA. The arrays, based on earlier 5 x 5 detector arrays used on the KAO, will…

天体物理学 · 物理学 2015-06-24 D. Rosenthal , J. W. Beeman , N. Geis , L. Looney , A. Poglitsch , W. K. Park , W. Raab , A. Urban

A prototype flash analog-to-digital readout system for cosmic ray detection at energies below 10^18 eV has been designed and tested at Columbia University Nevis Laboratories. The electronics consist of an FADC module that digitizes 16…

仪器与探测器 · 物理学 2007-05-23 S. BenZvi , S. Westerhoff , J. Ban , W. Sippach