Related papers: Pulse Shape Discrimination in liquid argon and its…

Search for Dark Matter with Liquid Argon and Pulse Shape Discrimination: Results from DEAP-1 and Status of DEAP-3600

In the last decade, Direct Dark Matter searches has become a very active research program, spawning dozens of projects world wide and leading to contradictory results. It is on this stage that the Dark matter Experiment with liquid Argon…

Instrumentation and Methods for Astrophysics · Physics 2014-06-03 P. Gorel

A study of liquid argon detector's $n$/$\gamma$ discrimination capability with PMT or SiPM readout

Liquid Argon (LAr) is used as a target material in several current and planned experiments related to dark matter direct searching and neutrino detection. Argon provides excellent Pulse Shape Discrimination (PSD) capability which could…

Instrumentation and Detectors · Physics 2023-09-26 L. Wang , Y. Liu , M. Y. Guan , T. A. Wang , C. Guo , J. C. Liu , C. G. Yang , X. H. Liang , Y. D. Chen

Pulse Shape Simulation and Discrimination using Machine-Learning Techniques

An essential metric for the quality of a particle-identification experiment is its statistical power to discriminate between signal and background. Pulse shape discrimination (PSD) is a basic method for this purpose in many nuclear,…

Instrumentation and Detectors · Physics 2024-05-17 Shubham Dutta , Sayan Ghosh , Satyaki Bhattacharya , Satyajit Saha

The liquid-argon scintillation pulseshape in DEAP-3600

DEAP-3600 is a liquid-argon scintillation detector looking for dark matter. Scintillation events in the liquid argon (LAr) are registered by 255 photomultiplier tubes (PMTs), and pulseshape discrimination (PSD) is used to suppress…

Instrumentation and Detectors · Physics 2020-06-09 The DEAP collaboration , P. Adhikari , R. Ajaj , G. R. Araujoand M. Batygov , B. Beltran , C. E. Bina , M. G. Boulay , B. Broerman , J. F. Bueno , A. Butcher , B. Cai , M. Cárdenas-Montes , S. Cavuoti , Y. Chen , B. T. Cleveland , J. M. Corning , S. J. Daughertyand K. Dering , L. Doria , F. A. Duncan andM. Dunford , A. Erlandson , N. Fatemighomi , G. Fiorillo , A. Flower , R. J. Ford , R. Gagnon , D. Gallacher , E. A. Garcés , P. García Abia , S. Garg , P. Giampa , D. Goeldi , V. V. Golovko , P. Gorel , K. Graham , D. R. Grant , A. Grobov , A. L. Hallin , M. Hamstra , P. J. Harvey , C. Hearns , A. Ilyasov , A. Joy , C. J. Jillings , O. Kamaev , G. Kaur , A. Kemp , I. Kochanek , M. Kuźniak , S. Langrock , F. La Zia , B. Lehnert , N. Levashko , X. Li , O. Litvinov , J. Lock , G. Longo , I. Machulin , P. Majewski , A. B. McDonald , T. McElroy , T. McGinn , J. B. McLaughlin , R. Mehdiyev , C. Mielnichuk , J. Monroe , P. Nadeau , C. Nantais , C. Ng , A. J. Noble , G. Oliviéro , C. Ouellet , S. Pal , P. Pasuthip , S. J. M. Peeters , V. Pesudo , M. -C. Piro , T. R. Pollmann , E. T. Rand , C. Rethmeier , F. Retière , E. Sanchez García , T. Sánchez-Pastor , R. Santorelli , N. Seeburn , P. Skensved , B. Smith , N. J. T. Smith , T. Sonley , R. Stainforth , C. Stone , V. Strickland , B. Sur , E. Vázquez-Jáuregui , L. Veloce , S. Viel , J. Walding , M. Waqar , M. Ward , S. Westerdale , J. Willis , A. Zuñiga-Reyes

The DEAP-3600 Dark Matter Experiment

The DEAP-3600 experiment uses 3.6 tons of liquid argon for a sensitive dark matter search, with a sensitivity to the spin-independent WIMP-nucleon cross-section of $10^{-46}$ cm$^2$ at 100 GeV WIMP mass. This high sensitivity is achievable…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Bei Cai

Pulse-shape discrimination and energy resolution of a liquid-argon scintillator with xenon doping

Liquid-argon scintillation detectors are used in fundamental physics experiments and are being considered for security applications. Previous studies have suggested that the addition of small amounts of xenon dopant improves performance in…

Instrumentation and Detectors · Physics 2014-06-23 Christopher G. Wahl , Ethan P. Bernard , W. Hugh Lippincott , James A. Nikkel , Yunchang Shin , Daniel N. McKinsey

Pulseshape discrimination against low-energy Ar-39 beta decays in liquid argon with 4.5 tonne-years of DEAP-3600 data

The DEAP-3600 detector searches for the scintillation signal from dark matter particles scattering on a 3.3 tonne liquid argon target. The largest background comes from $^{39}$Ar beta decays and is suppressed using pulseshape discrimination…

Instrumentation and Detectors · Physics 2021-09-28 The DEAP Collaboration , P. Adhikari , R. Ajaj , M. Alpízar-Venegas , P. -A. Amaudruz , D. J. Auty , M. Batygov , B. Beltran , H. Benmansour , C. E. Bina , J. Bonatt , W. Bonivento , M. G. Boulay , B. Broerman , J. F. Bueno , P. M. Burghardt , A. Butcher , M. Cadeddu , B. Cai , M. Cárdenas-Montes , S. Cavuoti , M. Chen , Y. Chen , B. T. Cleveland , J. M. Corning , D. Cranshaw , S. Daugherty , P. DelGobbo , K. Dering , J. DiGioseffo , P. Di Stefano , L. Doria , F. A. Duncan , M. Dunford , E. Ellingwood , A. Erlandson , S. S. Farahani , N. Fatemighomi , G. Fiorillo , S. Florian , T. Flower , R. J. Ford , R. Gagnon , D. Gallacher , P. García Abia , S. Garg , P. Giampa , D. Goeldi , V. Golovko , P. Gorel , K. Graham , D. R. Grant , A. Grobov , A. L. Hallin , M. Hamstra , P. J. Harvey , C. Hearns , T. Hugues , A. Ilyasov , A. Joy , B. Jigmeddorj , C. J. Jillings , O. Kamaev , G. Kaur , A. Kemp , I. Kochanek , M. Kuźniak , M. Lai , S. Langrock , B. Lehnert , A. Leonhardt , N. Levashko , X. Li , J. Lidgard , T. Lindner , M. Lissia , J. Lock , G. Longo , I. Machulin , A. B. McDonald , T. McElroy , T. McGinn , J. B. McLaughlin , R. Mehdiyev , C. Mielnichuk , J. Monroe , P. Nadeau , C. Nantais , C. Ng , A. J. Noble , E. O'Dwyer , G. Oliviéro , C. Ouellet , S. Pal , P. Pasuthip , S. J. M. Peeters , M. Perry , V. Pesudo , E. Picciau , M. -C. Piro , T. R. Pollmann , E. T. Rand , C. Rethmeier , F. Retière , I. Rodríguez-García , L. Roszkowski , J. B. Ruhland , E. Sánchez-García , R. Santorelli , D. Sinclair , P. Skensved , B. Smith , N. J. T. Smith , T. Sonley , J. Soukup , R. Stainforth , C. Stone , V. Strickland , M. Stringer , B. Sur , J. Tang , E. Vázquez-Jáuregui , S. Viel , J. Walding , M. Waqar , M. Ward , S. Westerdale , J. Willis , A. Zuñiga-Reyes

Pulse shape study of the fast scintillation light emitted from xenon-doped liquid argon using silicon photomultipliers

Xenon-doped liquid argon has been proposed as a good alternative to pure liquid argon in scintillation detectors. In this study, we report on the measurement of the time profile of scintillation light emitted from xenon-doped liquid argon…

Instrumentation and Detectors · Physics 2021-02-23 Cristiano Galbiati , Xinran Li , Jingyu Luo , Daniel R. Marlow , Hanguo Wang , Yi Wang

Pushing the Limits of Pulse Shape Discrimination in a Large Liquid Xenon Detector

The LUX-ZEPLIN (LZ) experiment is a direct-detection dark matter experiment, optimized to search for weakly interacting massive particles (WIMPs) through WIMP-nucleon interactions. The main challenge in dark matter detection is…

Instrumentation and Detectors · Physics 2026-03-31 D. S. Akerib , A. K. Al Musalhi , F. Alder , B. J. Almquist , C. S. Amarasinghe , A. Ames , T. J. Anderson , N. Angelides , H. M. Araújo , J. E. Armstrong , M. Arthurs , A. Baker , S. Balashov , J. Bang , J. W. Bargemann , E. E. Barillier , K. Beattie , A. Bhatti , T. P. Biesiadzinski , H. J. Birch , E. Bishop , G. M. Blockinger , C. A. J. Brew , P. Brás , S. Burdin , M. C. Carmona-Benitez , M. Carter , A. Chawla , H. Chen , Y. T. Chin , N. I. Chott , S. Contreras , M. V. Converse , R. Coronel , A. Cottle , G. Cox , D. Curran , C. E. Dahl , I. Darlington , S. Dave , A. David , J. Delgaudio , S. Dey , L. de Viveiros , L. Di Felice , C. Ding , J. E. Y. Dobson , E. Druszkiewicz , S. Dubey , C. L. Dunbar , S. R. Eriksen , N. M. Fearon , N. Fieldhouse , S. Fiorucci , H. Flaecher , E. D. Fraser , T. M. A. Fruth , P. W. Gaemers , R. J. Gaitskell , A. Geffre , J. Genovesi , C. Ghag , J. Ghamsari , A. Ghosh , S. Ghosh , R. Gibbons , S. Gokhale , J. Green , M. G. D. van der Grinten , J. J. Haiston , C. R. Hall , T. Hall , R. H. Hampp , S. J. Haselschwardt , M. A. Hernandez , S. A. Hertel , G. J. Homenides , M. Horn , D. Q. Huang , D. Hunt , E. Jacquet , R. S. James , K. Jenkins , A. C. Kaboth , A. C. Kamaha , M. K. Kannichankandy , D. Khaitan , A. Khazov , J. Kim , Y. D. Kim , D. Kodroff , E. V. Korolkova , H. Kraus , S. Kravitz , L. Kreczko , V. A. Kudryavtsev , C. Lawes , E. B. Leon , D. S. Leonard , K. T. Lesko , C. Levy , J. Lin , A. Lindote , W. H. Lippincott , J. Long , M. I. Lopes , W. Lorenzon , C. Lu , S. Luitz , W. Ma , V. Mahajan , P. A. Majewski , A. Manalaysay , R. L. Mannino , R. J. Matheson , C. Maupin , M. E. McCarthy , D. N. McKinsey , J. McLaughlin , J. B. McLaughlin , R. McMonigle , B. Mitra , E. Mizrachi , M. E. Monzani , K. Morå , E. Morrison , B. J. Mount , M. Murdy , A. St. J. Murphy , H. N. Nelson , F. Neves , A. Nguyen , C. L. O'Brien , F. H. O'Shea , I. Olcina , K. C. Oliver-Mallory , J. Orpwood , K. Y. Oyulmaz , K. J. Palladino , N. J. Pannifer , S. J. Patton , B. Penning , G. Pereira , E. Perry , T. Pershing , A. Piepke , S. S. Poudel , Y. Qie , J. Reichenbacher , C. A. Rhyne , G. R. C. Rischbieter , E. Ritchey , H. S. Riyat , R. Rosero , N. J. Rowe , T. Rushton , D. Rynders , S. Saltão , D. Santone , A. B. M. R. Sazzad , R. W. Schnee , G. Sehr , B. Shafer , S. Shaw , W. Sherman , K. Shi , T. Shutt , C. Silva , G. Sinev , J. Siniscalco , A. M. Slivar , A. M. Softley-Brown , V. N. Solovov , P. Sorensen , J. Soria , T. J. Sumner , A. Swain , M. Szydagis , D. R. Tiedt , D. R. Tovey , J. Tranter , M. Trask , K. Trengove , M. Tripathi , A. Usón , A. C. Vaitkus , O. Valentino , V. Velan , A. Wang , J. J. Wang , Y. Wang , L. Weeldreyer , T. J. Whitis , K. Wild , M. Williams , J. Winnicki , L. Wolf , F. L. H. Wolfs , S. Woodford , D. Woodward , C. J. Wright , Q. Xia , J. Xu , Y. Xu , M. Yeh , D. Yeum , J. Young , W. Zha , H. Zhang , T. Zhang , Y. Zhou

Design and Construction of the DEAP-3600 Dark Matter Detector

The Dark matter Experiment using Argon Pulse-shape discrimination (DEAP) has been designed for a direct detection search for particle dark matter using a single-phase liquid argon target. The projected cross section sensitivity for…

Instrumentation and Methods for Astrophysics · Physics 2019-02-19 P. -A. Amaudruz , M. Baldwin , M. Batygov , B. Beltran , C. E. Bina , D. Bishop , J. Bonatt , G. Boorman , M. G. Boulay , B. Broerman , T. Bromwich , J. F. Bueno , P. M. Burghardt , A. Butcher , B. Cai , S. Chan , M. Chen , R. Chouinard , S. Churchwell , B. T. Cleveland , D. Cranshaw , K. Dering , J. DiGioseffo , S. Dittmeier , F. A. Duncan , M. Dunford , A. Erlandson , N. Fatemighomi , S. Florian , A. Flower , R. J. Ford , R. Gagnon , P. Giampa , V. V. Golovko , P. Gorel , R. Gornea , E. Grace , K. Graham , D. R. Grant , E. Gulyev , A. Hall , A. L. Hallin , M. Hamstra , P. J. Harvey , C. Hearns , C. J. Jillings , O. Kamaev , A. Kemp , M. Kuźniak , S. Langrock , F. La Zia , B. Lehnert , O. Li , J. J. Lidgard , P. Liimatainen , C. Lim , T. Lindner , Y. Linn , S. Liu , P. Majewski , R. Mathew , A. B. McDonald , T. McElroy , K. McFarlane , T. McGinn , J. B. McLaughlin , S. Mead , R. Mehdiyev , C. Mielnichuk , J. Monroe , A. Muir , P. Nadeau , C. Nantais , C. Ng , A. J. Noble , E. O'Dwyer , C. Ohlmann , K. Olchanski , K. S. Olsen , C. Ouellet , P. Pasuthip , S. J. M. Peeters , T. R. Pollmann , E. T. Rand , W. Rau , C. Rethmeier , F. Retière , N. Seeburn , B. Shaw , K. Singhrao , P. Skensved , B. Smith , N. J. T. Smith , T. Sonley , J. Soukup , R. Stainforth , C. Stone , V. Strickland , B. Sur , J. Tang , J. Taylor , L. Veloce , E. Vázquez-Jáuregui , J. Walding , M. Ward , S. Westerdale , R. White , E. Woolsey , J. Zielinski

Characterization of the scintillation time response of liquid argon detectors for dark matter search

The scintillation time response of liquid argon has a key role in the discrimination of electronic backgrounds in dark matter search experiments. However, its extraordinary rejection power can be affected by various detector effects such as…

Instrumentation and Detectors · Physics 2024-07-18 P. Agnes , S. De Cecco , A. Fan , G. Fiorillo , D. Franco , C. Galbiati , C. Giganti , G. Korga , M. Lebois , A. Mandarano , C. J. Martoff , L. Pagani , E. Pantic , A. Razeto , A. L. Renshaw , Q. Riffard , B. Schlitzer , A. Tonazzo , H. Wang , J. N. Wilson

Pulse Shape Discrimination Algorithms: Survey and Benchmark

This review presents a comprehensive survey and benchmark of pulse shape discrimination (PSD) algorithms for radiation detection, classifying nearly sixty methods into statistical (time-domain, frequency-domain, neural network-based) and…

Machine Learning · Computer Science 2026-04-21 Haoran Liu , Yihan Zhan , Mingzhe Liu , Yanhua Liu , Peng Li , Zhuo Zuo , Bingqi Liu , Runxi Liu

Particle identification using digital pulse shape discrimination in a nTD silicon detector with a 1 GHz sampling digitizer

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

Challenges for dark matter direct search with SiPMs

Liquid xenon and liquid argon detectors are leading the direct dark matter search and are expected to be the candidate technology for the forthcoming generation of ultra-sensitive large-mass detectors. At present, the scintillation light…

High Energy Physics - Experiment · Physics 2022-09-20 Alessandro Razeto , Nicola Rossi

Performance Calculation of Pulse Shape Discrimination Based on Photoelectron Quantity

Pulse Shape Discrimination (PSD) is a widely used technique in many experimental analysis. In this study, we specifically aimed to assess the effectiveness of PSD in accurately measuring decay time. We measured the decay times of a 0.1 wt%…

High Energy Physics - Experiment · Physics 2024-10-29 S. B. Hong , J. S. Park

Dark Matter Detection Capabilities of a Large Multipurpose Liquid Argon Time Projection Chamber

Liquid Argon Time Projection Chambers are planned to comprise a central role in the future of the U.S. High Energy Physics neutrino program. In particular, this detector technology will form the basis for the 40 kton Deep Underground…

Instrumentation and Detectors · Physics 2020-09-22 Eric Church , Christopher Jackson , Richard Saldanha

Background studies for a ton-scale argon dark matter detector (ArDM)

The ArDM project aims at operating a large noble liquid detector to search for direct evidence of Weakly Interacting Massive Particles (WIMP) as Dark Matter in the universe. Background sources relevant to ton-scale liquid and gaseous argon…

High Energy Physics - Phenomenology · Physics 2016-11-09 L. Kaufmann , A. Rubbia

Demonstration and Comparison of Operation of Photomultiplier Tubes at Liquid Argon Temperature

Liquified noble gases are widely used as a target in direct Dark Matter searches. Signals from scintillation in the liquid, following energy deposition from the recoil nuclei scattered by Dark Matter particles (e.g. WIMPs), should be…

Instrumentation and Detectors · Physics 2015-05-30 R. Acciarri , M. Antonello , F. Boffelli , M. Cambiaghi , N. Canci , F. Cavanna , A. G. Cocco , N. Deniskina , F. Di Pompeo , G. Fiorillo , C. Galbiati , L. Grandi , P. Kryczynski , G. Meng , C. Montanari , O. Palamara , L. Pandola , F. Perfetto , G. B. Piano Mortari , F. Pietropaolo , G. L. Raselli , M. Rossella , C. Rubbia , E. Segreto , A. M. Szelc , A. Triossi , S. Ventura , C. Vignoli , A. Zani

Technique for Surface Background Rejection in Liquid Argon Dark Matter Detectors using Layered Wavelength-Shifting and Scintillating Thin Films

A technique using layered wavelength shifting, scintillating and non-scintillating films is presented to achieve discrimination of surface $\alpha$ events from low-energy nuclear recoils in liquid argon detectors. A discrimination power…

Instrumentation and Detectors · Physics 2020-07-08 M. G. Boulay , M. Kuźniak

Pulse-Shape discrimination with the Counting Test Facility

Pulse shape discrimination (PSD) is one of the most distinctive features of liquid scintillators. Since the introduction of the scintillation techniques in the field of particle detection, many studies have been carried out to characterize…

Instrumentation and Detectors · Physics 2008-11-26 H. O. Back et al.