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Horizontal Position Reconstruction in PandaX-II

Dual-phase noble-gas time projection chambers (TPCs) have improved the sensitivities for dark matter direct search in past decades. The capability of TPCs to reconstruct 3-D vertexes of keV scale recoilings is one of the most advantageous…

Instrumentation and Detectors · Physics 2021-12-15 Dan Zhang , Andi Tan , Abdusalam Abdukerim , Wei Chen , Xun Chen , Yunhua Chen , Chen Cheng , Xiangyi Cui , Yingjie Fan , Deqing Fang , Changbo Fu , Mengting Fu , Lisheng Geng , Karl Giboni , Linhui Gu , Xuyuan Guo , Ke Han , Changda He , Shengming He , Di Huang , Yan Huang , Yanlin Huang , Zhou Huang , Xiangdong Ji , Yonglin Ju , Shuaijie Li , Qing Lin , Huaxuan Liu , Jianglai Liu , Liqiang Liu , Xiaoying Lu , Wenbo Ma , Yugang Ma , Yajun Mao , Yue Meng , Parinya Namwongsa , Kaixiang Ni , Jinhua Ning , Xuyang Ning , Xiangxiang Ren , Nasir Shaheed , Changsong Shang , Guofang Shen , Lin Si , Anqing Wang , Hongwei Wang , Meng Wang , Qiuhong Wang , Siguang Wang , Wei Wang , Xiuli Wang , Zhou Wang , Mengmeng Wu , Shiyong Wu , Weihao Wu , Jingkai Xia , Mengjiao Xiao , Pengwei Xie , Xiang Xiao , Binbin Yan , Jijun Yang , Yong Yang , Chunxu Yu , Jumin Yuan , Ying Yuan , Xinning Zeng , Tao Zhang , Li Zhao , Qibin Zheng , Jifang Zhou , Ning Zhou , Xiaopeng Zhou

Imaging effects due to pixel distortions in CdZnTe (CZT) detectors -- results from the HREXI Calibration Facility (HCF)

ProtoEXIST2 (P2) was a prototype imaging X-ray detector plane developed for wide-field Time Domain Astrophysics (TDA) in the 5 - 200 keV energy band. It was composed of an 8 $\times$ 8 array of 5 mm thick, 2cm $\times$ 2cm pixelated (32…

Instrumentation and Methods for Astrophysics · Physics 2023-03-28 Arkadip Basak , Branden Allen , Jaesub Hong , Daniel P. Violette , Jonathan Grindlay

High Resolution Image Reconstruction Method for a Double-plane PET System with Changeable Spacing

Positron Emission Mammography (PEM) imaging systems with the ability in detection of millimeter-sized tumors were developed in recent years. And some of them have been well used in clinical applications. In consideration of biopsy…

Medical Physics · Physics 2016-08-03 Xiao-Yue Gu , Wei Zhou , Lin Li , Peng-Fei Yin , Lei-Min Shang , Ming-Kai Yun , Zhen-Rui Lu , Xian-Chao Huang , Long Wei

Performance of the micro-TPC Reconstruction for GEM Detectors at High Rate

Gas detectors are one of the pillars of the research in fundamental physics. Since many years, a new concept of detectors, the Micro Pattern Gas Detectors, allows to overcome many of the problems of other types of commonly used detectors,…

Instrumentation and Detectors · Physics 2018-03-21 L. Lavezzi , M. Alexeev , A. Amoroso , R. Baldini Ferroli , M. Bertani , D. Bettoni , F. Bianchi , A. Calcaterra , N. Canale , M. Capodiferro , V. Carassiti , S. Cerioni , JY. Chai , S. Chiozzi , G. Cibinetto , F. Cossio , A. Cotta Ramusino , F. De Mori , M. Destefanis , J. Dong , F. Evangelisti , R. Farinelli , L. Fava , G. Felici , E. Fioravanti , I. Garzia , M. Gatta , M. Greco , CY. Leng , H. Li , M. Maggiora , R. Malaguti , S. Marcello , M. Melchiorri , G. Mezzadri , M. Mignone , G. Morello , S. Pacetti , P. Patteri , J. Pellegrino , A. Pelosi , A. Rivetti , M. D. Rolo , M. Savrie' , M. Scodeggio , E. Soldani , S. Sosio , S. Spataro , E. Tskhadadze , S. Verma , R. Wheadon , L. Yan

Imaging simulation of a dual-panel PET geometry with ultrafast TOF detectors

In positron emission tomography (PET), time-of-flight (TOF) information localizes source positions along lines of response. Cherenkov-radiator-integrated microchannel-plate photomultiplier tubes have achieved 30 ps TOF resolution,…

Medical Physics · Physics 2025-07-31 Taiyo Ishikawa , Go Akamatsu , Hideaki Tashima , Fumihiko Nishikido , Fumio Hashimoto , Ryosuke Ota , Hideaki Haneishi , Sun Il Kwon , Simon R. Cherry , Taiga Yamaya

Strong enhancement of photoresponsivity with shrinking the electrodes spacing in few layer GaSe photodetectors

A critical challenge for the integration of the optoelectronics is that photodetectors have relatively poor sensitivities at the nanometer scale. It is generally believed that a large electrodes spacing in photodetectors is required to…

Mesoscale and Nanoscale Physics · Physics 2015-01-27 Yufei Cao , Kaiming Cai , Pingan Hu , Lixia Zhao , Tengfei Yan , Xinhui Zhang , Xiaoguang Wu , Kaiyou Wang , Houzhi Zheng

Position Reconstruction in LUX

The $(x, y)$ position reconstruction method used in the analysis of the complete exposure of the Large Underground Xenon (LUX) experiment is presented. The algorithm is based on a statistical test that makes use of an iterative method to…

Instrumentation and Detectors · Physics 2018-03-13 LUX Collaboration , D. S. Akerib , S. Alsum , H. M. Araújo , X. Bai , A. J. Bailey , J. Balajthy , P. Beltrame , E. P. Bernard , A. Bernstein , T. P. Biesiadzinski , E. M. Boulton , P. Brás , D. Byram , S. B. Cahn , M. C. Carmona-Benitez , C. Chan , A. Currie , J. E. Cutter , T. J. R. Davison , A. Dobi , E. Druszkiewicz , B. N. Edwards , S. R. Fallon , A. Fan , S. Fiorucci , R. J. Gaitskell , J. Genovesi , C. Ghag , M. G. D. Gilchriese , C. R. Hall , M. Hanhardt , S. J. Haselschwardt , S. A. Hertel , D. P. Hogan , M. Horn , D. Q. Huang , C. M. Ignarra , R. G. Jacobsen , W. Ji , K. Kamdin , K. Kazkaz , D. Khaitan , R. Knoche , N. A. Larsen , B. G. Lenardo , K. T. Lesko , A. Lindote , M. I. Lopes , A. Manalaysay , R. L. Mannino , M. F. Marzioni , D. N. McKinsey , D. M. Mei , J. Mock , M. Moongweluwan , J. A. Morad , A. St. J. Murphy , C. Nehrkorn , H. N. Nelson , F. Neves , K. O'Sullivan , K. C. Oliver-Mallory , K. J. Palladino , E. K. Pease , C. Rhyne , S. Shaw , T. A. Shutt , C. Silva , M. Solmaz , V. N. Solovov , P. Sorensen , T. J. Sumner , M. Szydagis , D. J. Taylor , W. C. Taylor , B. P. Tennyson , P. A. Terman , D. R. Tiedt , W. H. To , M. Tripathi , L. Tvrznikova , S. Uvarov , V. Velan , J. R. Verbus , R. C. Webb , J. T. White , T. J. Whitis , M. S. Witherell , F. L. H. Wolfs , J. Xu , K. Yazdani , S. K. Young , C. Zhang

LHAASO-KM2A detector simulation using Geant4

KM2A is one of the main sub-arrays of LHAASO, working on gamma ray astronomy and cosmic ray physics at energies above 10 TeV. Detector simulation is the important foundation for estimating detector performance and data analysis. It is a big…

Instrumentation and Methods for Astrophysics · Physics 2024-05-14 Zhen Cao , F. Aharonian , Q. An , Axikegu , Y. X. Bai , Y. W. Bao , D. Bastieri , X. J. Bi , Y. J. Bi , J. T. Cai , Q. Cao , W. Y. Cao , Zhe Cao , J. Chang , J. F. Chang , A. M. Chen , E. S. Chen , Liang Chen , Lin Chen , Long Chen , M. J. Chen , M. L. Chen , Q. H. Chen , S. H. Chen , S. Z. Chen , T. L. Chen , Y. Chen , N. Cheng , Y. D. Cheng , M. Y. Cui , S. W. Cui , X. H. Cui , Y. D. Cui , B. Z. Dai , H. L. Dai , Z. G. Dai , Danzengluobu , X. Q. Dong , K. K. Duan , J. H. Fan , Y. Z. Fan , J. Fang , K. Fang , C. F. Feng , L. Feng , S. H. Feng , X. T. Feng , Y. L. Feng , S. Gabici , B. Gao , C. D. Gao , L. Q. Gao , Q. Gao , W. Gao , W. K. Gao , M. M. Ge , L. S. Geng , G. Giacinti , G. H. Gong , Q. B. Gou , M. H. Gu , F. L. Guo , X. L. Guo , Y. Q. Guo , Y. Y. Guo , Y. A. Han , H. H. He , H. N. He , J. Y. He , X. B. He , Y. He , Y. K. Hor , B. W. Hou , C. Hou , X. Hou , H. B. Hu , Q. Hu , S. C. Hu , D. H. Huang , T. Q. Huang , W. J. Huang , X. T. Huang , X. Y. Huang , Y. Huang , Z. C. Huang , X. L. Ji , H. Y. Jia , K. Jia , K. Jiang , X. W. Jiang , Z. J. Jiang , M. Jin , M. M. Kang , T. Ke , D. Kuleshov , K. Kurinov , B. B. Li , Cheng Li , Cong Li , D. Li , F. Li , H. B. Li , H. C. Li , H. Y. Li , J. Li , Jian Li , Jie Li , K. Li , W. L. Li , W. L. Li , X. R. Li , Xin Li , Y. Z. Li , Zhe Li , Zhuo Li , E. W. Liang , Y. F. Liang , J. Lin , B. Liu , C. Liu , D. Liu , H. Liu , H. D. Liu , J. Liu , J. L. Liu , J. Y. Liu , M. Y. Liu , R. Y. Liu , S. M. Liu , W. Liu , Y. Liu , Y. N. Liu , R. Lu , Q. Luo , H. K. Lv , B. Q. Ma , L. L. Ma , X. H. Ma , J. R. Mao , Z. Min , W. Mitthumsiri , H. J. Mu , Y. C. Nan , A. Neronov , Z. W. Ou , B. Y. Pang , P. Pattarakijwanich , Z. Y. Pei , M. Y. Qi , Y. Q. Qi , B. Q. Qiao , J. J. Qin , D. Ruffolo , A. Sáiz , D. Semikoz , C. Y. Shao , L. Shao , O. Shchegolev , X. D. Sheng , F. W. Shu , H. C. Song , Yu. V. Stenkin , V. Stepanov , Y. Su , Q. N. Sun , X. N. Sun , Z. B. Sun , P. H. T. Tam , Q. W. Tang , Z. B. Tang , W. W. Tian , C. Wang , C. B. Wang , G. W. Wang , H. G. Wang , H. H. Wang , J. C. Wang , K. Wang , L. P. Wang , L. Y. Wang , P. H. Wang , R. Wang , W. Wang , X. G. Wang , X. Y. Wang , Y. Wang , Y. D. Wang , Y. J. Wang , Z. H. Wang , Z. X. Wang , Zhen Wang , Zheng Wang , D. M. Wei , J. J. Wei , Y. J. Wei , T. Wen , C. Y. Wu , H. R. Wu , S. Wu , X. F. Wu , Y. S. Wu , S. Q. Xi , J. Xia , J. J. Xia , G. M. Xiang , D. X. Xiao , G. Xiao , G. G. Xin , Y. L. Xin , Y. Xing , Z. Xiong , D. L. Xu , R. F. Xu , R. X. Xu , W. L. Xu , L. Xue , D. H. Yan , J. Z. Yan , T. Yan , C. W. Yang , F. Yang , F. F. Yang , H. W. Yang , J. Y. Yang , L. L. Yang , M. J. Yang , R. Z. Yang , S. B. Yang , Y. H. Yao , Z. G. Yao , Y. M. Ye , L. Q. Yin , N. Yin , X. H. You , Z. Y. You , Y. H. Yu , Q. Yuan , H. Yue , H. D. Zeng , T. X. Zeng , W. Zeng , M. Zha , B. B. Zhang , F. Zhang , H. M. Zhang , H. Y. Zhang , J. L. Zhang , L. X. Zhang , Li Zhang , P. F. Zhang , P. P. Zhang , R. Zhang , S. B. Zhang , S. R. Zhang , S. S. Zhang , X. Zhang , X. P. Zhang , Y. F. Zhang , Yi Zhang , Yong Zhang , B. Zhao , J. Zhao , L. Zhao , L. Z. Zhao , S. P. Zhao , F. Zheng , J. H. Zheng , B. Zhou , H. Zhou , J. N. Zhou , M. Zhou , P. Zhou , R. Zhou , X. X. Zhou , C. G. Zhu , F. R. Zhu , H. Zhu , K. J. Zhu , X. Zuo

Realistic Detector Geometry Modeling and Its Impact on Event Reconstruction in JUNO

JUNO is designed to determine the neutrino mass ordering with an energy resolution of 3% at 1 MeV. In the real detector, however, deformations of the central stainless-steel structure during installation lead to deviations of the…

Instrumentation and Detectors · Physics 2026-04-16 Zhaoxiang Wu , Miao He , Wuming Luo , Ziyan Deng , Wei He , Yuekun Heng , Xiaoping Jing , Bo Li , Xiaoyan Ma , Xiaohui Qian , Zhonghua Qin , Yifang Wang , Peidong Yu

Low-Energy Electron-Track Imaging for a Liquid Argon Time-Projection-Chamber Telescope Concept using Probabilistic Deep Learning

The GammaTPC is an MeV-scale single-phase liquid argon time-projection-chamber gamma-ray telescope concept with a novel dual-scale pixel-based charge-readout system. It promises to enable a significant improvement in sensitivity to…

Instrumentation and Methods for Astrophysics · Physics 2023-01-25 M. Buuck , A. Mishra , E. Charles , N. Di Lalla , O. Hitchcock , M. E. Monzani , N. Omodei , T. Shutt

The first dual-phase xenon TPC equipped with silicon photomultipliers and characterisation with $^{37}$Ar

For the first time, a small dual-phase (liquid/gas) xenon time projection chamber was equipped with a top array of silicon photomultipliers for light and charge readout. Here we describe the instrument in detail, as well as the data…

Instrumentation and Methods for Astrophysics · Physics 2021-11-02 L. Baudis , Y. Biondi , M. Galloway , F. Girard , S. Hochrein , S. Reichard , P. Sanchez-Lucas , K. Thieme , J. Wulf

Reconstructing neutrinoless double beta decay event kinematics in a xenon gas detector with vertex tagging

If neutrinoless double beta decay is discovered, the next natural step would be understanding the lepton number violating physics responsible for it. Several alternatives exist beyond the exchange of light neutrinos. Some of these…

High Energy Physics - Experiment · Physics 2025-06-13 NEXT Collaboration , M. Martínez-Vara , K. Mistry , F. Pompa , B. J. P. Jones , J. Martín-Albo , M. Sorel , C. Adams , H. Almazán , V. Álvarez , B. Aparicio , A. I. Aranburu , L. Arazi , I. J. Arnquist , F. Auria-Luna , S. Ayet , C. D. R. Azevedo , K. Bailey , F. Ballester , M. del Barrio-Torregrosa , A. Bayo , J. M. Benlloch-Rodríguez , F. I. G. M. Borges , A. Brodolin , N. Byrnes , S. Cárcel , A. Castillo , E. Church , L. Cid , C. A. N. Conde , T. Contreras , F. P. Cossío , R. Coupe , E. Dey , G. Díaz , C. Echevarria , M. Elorza , J. Escada , R. Esteve , R. Felkai , L. M. P. Fernandes , P. Ferrario , A. L. Ferreira , F. W. Foss , Z. Freixa , J. García-Barrena , J. J. Gómez-Cadenas , J. W. R. Grocott , R. Guenette , J. Hauptman , C. A. O. Henriques , J. A. Hernando Morata , P. Herrero-Gómez , V. Herrero , C. Hervés Carrete , Y. Ifergan , F. Kellerer , L. Larizgoitia , A. Larumbe , P. Lebrun , F. Lopez , N. López-March , R. Madigan , R. D. P. Mano , A. P. Marques , G. Martínez-Lema , R. L. Miller , J. Molina-Canteras , F. Monrabal , C. M. B. Monteiro , F. J. Mora , K. E. Navarro , P. Novella , A. Nuñez , D. R. Nygren , E. Oblak , J. Palacio , B. Palmeiro , A. Para , I. Parmaksiz , A. Pazos , J. Pelegrin , M. Pérez Maneiro , M. Querol , J. Renner , I. Rivilla , C. Rogero , L. Rogers , B. Romeo , C. Romo-Luque , V. San Nacienciano , F. P. Santos , J. M. F. dos Santos , M. Seemann , I. Shomroni , P. A. O. C. Silva , A. Simón , S. R. Soleti , J. Soto-Oton , J. M. R. Teixeira , S. Teruel-Pardo , J. F. Toledo , C. Tonnelé , S. Torelli , J. Torrent , A. Trettin , A. Usón , P. R. G. Valle , J. F. C. A. Veloso , J. Waiton , A. Yubero-Navarro

Position Reconstruction in a Dual Phase Xenon Scintillation Detector

We studied the application of statistical reconstruction algorithms, namely maximum likelihood and least squares methods, to the problem of event reconstruction in a dual phase liquid xenon detector. An iterative method was developed for…

Instrumentation and Detectors · Physics 2015-06-03 V. N. Solovov , V. A. Belov , D. Yu. Akimov , H. M. Araújo , E. J. Barnes , A. A. Burenkov , V. Chepel , A. Currie , L. DeViveiros , B. Edwards , C. Ghag , A. Hollingsworth , M. Horn , G. E. Kalmus , A. S. Kobyakin , A. G. Kovalenko , V. N. Lebedenko , A. Lindote , M. I. Lopes , R. Lüscher , P. Majewski , A. St J. Murphy , F. Neves , S. M. Paling , J. Pinto da Cunha , R. Preece , J. J. Quenby , L. Reichhart , P. R. Scovell , C. Silva , N. J. T. Smith , P. F. Smith , V. N. Stekhanov , T. J. Sumner , C. Thorne , R. J. Walker

Design and performance of a high-pressure xenon gas TPC as a prototype for a large-scale neutrinoless double-beta decay search

A high-pressure xenon gas time projection chamber, with a unique cellular readout structure based on electroluminescence, has been developed for a large-scale neutrinoless double-beta decay search. In order to evaluate the detector…

Instrumentation and Detectors · Physics 2020-04-06 S. Ban , M. Hirose , A. K. Ichikawa , Y. Iwashita , T. Kikawa , A. Minamino , K. Miuchi , T. Nakadaira , Y. Nakajima , K. D. Nakamura , K. Z. Nakamura , T. Nakaya , S. Obara , K. Sakashita , H. Sekiya , B. Sugashima , S. Tanaka , K. Ueshima , M. Yoshida

High Resolution Gamma Ray Detection in a Dual Phase Xenon Time Projection Chamber

Dual phase Xenon Time Projection Chambers (XeTPCs) are being used by several experiments as a promising technique for direct detection of dark matter. We report on the design and performance of a small 3-D sensitive dual phase XeTPC. The…

Instrumentation and Detectors · Physics 2015-06-17 Qing Lin , Yuehuan Wei , Jie Bao , Jie Hu , Xinran Li , Wolfgang Lorenzon , Kaixuan Ni , Michael Schubnell , Mengjiao Xiao , Xiang Xiao

A Large-Area Optical Time Projection Chamber for Hard X-ray Polarimetry with Directional Imaging of Low-Energy Electron Recoils

We report on the development of a large-volume, wide field-of-view time projection chamber (TPC) for X-ray polarimetry, featuring a triple-GEM amplification stage and optical readout. Originally developed within the CYGNO program for…

Instrumentation and Methods for Astrophysics · Physics 2026-03-09 Davide Fiorina , Elisabetta Baracchini , Giorgio Dho , Paolo Soffitta , Samuele Torelli , David J. M. Marques , Enrico Costa , Sergio Fabiani , Fabio Muleri , Giovanni Mazzitelli , Atul Prajapati

Dual-wavelength Fourier Ptychographic Topography

We introduce a dual-wavelength Fourier ptychographic topography (FPT) method that extends the lambda/2 height-range limit of single-wavelength FPT. By reconstructing complex fields at two illumination wavelengths and exploiting their phase…

Optics · Physics 2025-12-10 Yi Shen , Tongyu Li , Hao Wang , Jinyong Kim , Hojun Lee , Wookrae Kim , Jonghyeok Park , Junho Shin , Seungbeam Park , Lei Tian

Characterization of resistive Micromegas detectors for the upgrade of the T2K Near Detector Time Projection Chambers

The second phase of the T2K experiment is expected to start data taking in autumn 2022. An upgrade of the Near Detector (ND280) is under development and includes the construction of two new Time Projection Chambers called High-Angle TPC…

Instrumentation and Detectors · Physics 2022-01-05 D. Attié , M. Batkiewicz-Kwasniak , P. Billoir , A. Blanchet , A. Blondel , S. Bolognesi , D. Calvet , M. G. Catanesi , M. Cicerchia , G. Cogo , P. Colas , G. Collazuol , A. Delbart , J. Dumarchez , S. Emery-Schrenk , M. Feltre , C. Giganti , F. Gramegna , M. Grassi , M. Guigue , P. Hamacher-Baumann , S. Hassani , F. Iacob , C. Jesús-Valls , R. Kurjata , M. Lamoureux , M. Lehuraux , A. Longhin , T. Lux , L. Magaletti , T. Marchi , A. Maurel , L. Mellet , M. Mezzetto , L. Munteanu , Q. V. Nguyen , Y. Orain , M. Pari , J. -M. Parraud , C. Pastore , A. Pepato , E. Pierre , B. Popov , H. Przybiliski , T. Radermacher , E. Radicioni , M. Riallot , S. Roth , A. Rychter , L. Scomparin , J. Steinmann , S. Suvorov , J. Swierblewski , D. Terront , N. Thamm , F. Toussenel , V. Valentino , G. Vasseur , U. Yevarouskaya , M. Ziembicki , M. Zito

3D track reconstruction of low-energy electrons in the MIGDAL low pressure optical time projection chamber

We demonstrate three-dimensional track reconstruction of electrons in a low pressure (50 Torr) optical TPC consisting of two glass GEMs with an ITO strip readout in CF4 and CF4/Ar mixtures. The reconstructed tracks show a variety of event…

High Energy Physics - Experiment · Physics 2023-07-21 Elizabeth Tilly , Magnus Handley , MIGDAL Collaboration

Primary and secondary scintillation measurements in a xenon Gas Proportional Scintillation Counter

NEXT is a new experiment to search for neutrinoless double beta decay using a 100 kg radio-pure high-pressure gaseous xenon TPC. The detector requires excellent energy resolution, which can be achieved in a Xe TPC with electroluminescence…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 L. M. P. Fernandes , E. D. C. Freitas , M. Ball , J. J. Gómez-Cadenas , C. M. B. Monteiro , N. Yahlali , D. Nygren , J. M. F. dos Santos