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Related papers: Differentiable Simulation of a Liquid Argon Time P…

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We constructed and operated a double phase (liquid-vapour) pure argon Large Electron Multiplier Time Projection Chamber (LAr LEM-TPC) with a sensitive area of 10x10 cm$^2$ and up to 30 cm of drift length. The LEM is a macroscopic hole…

Instrumentation and Detectors · Physics 2015-05-13 A. Badertscher , L. Knecht , M. Laffranchi , D. Lussi , A. Marchionni , G. Natterer , P. Otiougova , F. Resnati , A. Rubbia , T. Viant

We report the demonstration of a low-power pixelated readout system designed for three-dimensional ionization charge detection and digital readout of liquid argon time projection chambers (LArTPCs). Unambiguous 3D charge readout was…

Instrumentation and Detectors · Physics 2018-10-12 D. A. Dwyer , M. Garcia-Sciveres , D. Gnani , C. Grace , S. Kohn , M. Kramer , A. Krieger , C. J. Lin , K. B. Luk , P. Madigan , C. Marshall , H. Steiner , T. Stezelberger

A differentiable full detector simulation has been implemented in the key4hep software stack for future colliders. A fully automated and configurable geometry enabling differentiation of all detector dimensions, including crystal widths and…

Instrumentation and Detectors · Physics 2024-08-27 Wonyong Chung

This paper presents the custom implementation, optimization, and performance evaluation of convolutional neural networks on field programmable gate arrays, for the purposes of accelerating deep neural network inference on large,…

Instrumentation and Detectors · Physics 2022-01-14 Yeon-Jae Jwa , Giuseppe Di Guglielmo , Luca P. Carloni , Georgia Karagiorgi

Recent developments have created differentiable physics simulators designed for machine learning pipelines that can be accelerated on a GPU. While these can simulate biomechanical models, these opportunities have not been exploited for…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 R. James Cotton

Time projection chambers (TPCs) have found a wide range of applications in particle physics, nuclear physics, and homeland security. For TPCs with high-resolution readout, the readout electronics often dominate the price of the final…

Instrumentation and Detectors · Physics 2016-11-17 S. J. Ross , M. T. Hedges , I. Jaegle , M. D. Rosen , I. S. Seong , T. N. Thorpe , S. E. Vahsen , J. Yamaoka

Gaseous Time Projection Chambers with Optical Readout are sensitive detectors suitable for 3D measurement of low-energy O(1 keV) particles and are proposed for detecting rare events such as Dark Matter particle interactions. The CYGNO…

Results are presented from a small-scale experiment to investigate the use of room temperature organic liquid scintillators as the active medium for a time projection chamber (TPC). The optical properties of liquid scintillators have long…

Instrumentation and Detectors · Physics 2015-06-05 N. McConkey , Y. A. Ramachers

While discrete-event simulators are essential tools for architecture research, design, and development, their practicality is limited by an extremely long time-to-solution for realistic applications under investigation. This work describes…

Hardware Architecture · Computer Science 2022-04-07 Lingda Li , Santosh Pandey , Thomas Flynn , Hang Liu , Noel Wheeler , Adolfy Hoisie

We present a novel learning-based method to build a differentiable computational model of a real fluorescence microscope. Our model can be used to calibrate a real optical setup directly from data samples and to engineer point spread…

Image and Video Processing · Electrical Eng. & Systems 2023-06-12 Josue Page , Paolo Favaro

We present a differentiable simulation architecture for articulated rigid-body dynamics that enables the augmentation of analytical models with neural networks at any point of the computation. Through gradient-based optimization,…

Robotics · Computer Science 2020-07-14 Eric Heiden , David Millard , Erwin Coumans , Gaurav S. Sukhatme

Deep reinforcement learning can generate complex control policies, but requires large amounts of training data to work effectively. Recent work has attempted to address this issue by leveraging differentiable simulators. However, inherent…

Machine Learning · Computer Science 2022-04-15 Jie Xu , Viktor Makoviychuk , Yashraj Narang , Fabio Ramos , Wojciech Matusik , Animesh Garg , Miles Macklin

The temporal signals from a large gas detector may show dynamical scaling due to many correlated space points created by the charged particles while passing through the tracking medium. This has been demonstrated through simulation using…

Computational Physics · Physics 2015-06-26 A. K. Mohanty , D. Favretto , F. Carminati , K. Safarik

In physics research particle accelerators are highly valued, and extraordinarily expensive, technical instruments. The high cost of particle accelerators results from the immense lengths required to accelerate particles to high energies,…

Accelerator Physics · Physics 2022-10-26 Elisa Rheaume , Lorenzo Giacomel , Jean-Luc Vay , Axel Huebl

CPU simulators are useful tools for modeling CPU execution behavior. However, they suffer from inaccuracies due to the cost and complexity of setting their fine-grained parameters, such as the latencies of individual instructions. This…

Machine Learning · Computer Science 2020-12-08 Alex Renda , Yishen Chen , Charith Mendis , Michael Carbin

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

The use of excessively long timesteps in dissipative particle dynamics simulations may produce simulation artifacts due to the generation of configurations which are not representative of the desired canonical ensemble. The configurational…

Statistical Mechanics · Physics 2007-05-23 Michael P. Allen

A hybrid readout Time Projection Chamber (TPC) has a simultaneous optical- and charge readout. The optical readout provides 2D images of particle tracks in the active volume, whilst the charge readout provides additional information on the…

Instrumentation and Detectors · Physics 2022-12-21 Alexander Deisting

A small liquid argon Time Projection Chamber (LAr TPC) was operated for the first time in a magnetic field of 0.55 Tesla. The imaging properties of the detector were not affected by the magnetic field. In a test run with cosmic rays a…

Instrumentation and Detectors · Physics 2008-11-26 A. Badertscher , M. Laffranchi , A. Meregaglia , A. Mueller , A. Rubbia
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