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A cylindrical GEM detector is under development, to serve as an upgraded inner tracker at the BESIII spectrometer. It will consist of three layers of cylindrically-shaped triple GEMs surrounding the interaction point. The experiment is…

We present our Generative Enhanced Model (GEM) that we used to create samples awarded the first prize on the FEVER 2.0 Breakers Task. GEM is the extended language model developed upon GPT-2 architecture. The addition of novel target…

Computation and Language · Computer Science 2019-10-02 Piotr Niewinski , Maria Pszona , Maria Janicka

An eight chip InGrid module has been tested as readout of a prototype time projection chamber. The construction of the modules as well as first preliminary results are presented. The InGrids, a Micromegas like amplification structure with a…

Instrumentation and Detectors · Physics 2014-01-20 M. Lupberger

This Letter considers the design for computing facilities that are complementary to the leadership class High Performance Computing (HPC) facilities. This design envisions a future where funding agencies are allocating greater resources for…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-03-18 K. Herner , M. Kirby , S. Timm

This paper presents a framework that enables a systematic and rational choice of NMPC design components such as control updating period, down-sampling period for prediction, control parameterization, prediction horizon's length, the maximum…

Systems and Control · Electrical Eng. & Systems 2023-10-02 Mazen Alamir

During the preparatory phase of the International Linear Collider (ILC) project, all technical development and engineering design needed for the start of ILC construction must be completed, in parallel with intergovernmental discussion of…

Accelerator Physics · Physics 2021-06-02 International Linear Collider International Development Team

Argon with an admixture of CF4 is expected to be a good candidate for the gas mixture to be used for a time projection chamber (TPC) in the future linear collider experiment because of its small transverse diffusion of drift electrons…

Time Projection Chamber (TPC) has been chosen as the main tracking system in several high-flux and high repetition rate experiments. These include on-going experiments such as ALICE and future experiments such as PANDA at FAIR and ILC.…

Instrumentation and Detectors · Physics 2017-10-03 Purba Bhattacharya , Bedangadas Mohanty , Supratik Mukhopadhyay , Nayana Majumdar , Hugo Natal da Luz

A Learning Model Predictive Controller (LMPC) for iterative tasks is presented. The controller is reference-free and is able to improve its performance by learning from previous iterations. A safe set and a terminal cost function are used…

Systems and Control · Computer Science 2017-12-15 Ugo Rosolia , Francesco Borrelli

Two cylindrical forward TPC detectors are described which were constructed to extend the phase space coverage of the STAR experiment to the region 2.5 < |\eta| < 4.0. For optimal use of the available space and in order to cope with the high…

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,…

This paper discusses the cost consideration and a possible construction timeline of the CEPC-SPPC study based on a preliminary conceptual design that is being carried out at the Institute of High Energy Physics (IHEP) in China.

Accelerator Physics · Physics 2015-11-02 W. Chou

Many popular approaches in the field of robust model predictive control (MPC) are based on nominal predictions. This paper presents a novel formulation of this class of controller with proven input-to-state stability and robust constraint…

Systems and Control · Electrical Eng. & Systems 2022-02-22 Ignacio Alvarado , Pablo Krupa , Daniel Limon , Teodoro Alamo

This paper describes a hierarchical control scheme for interconnected systems. The higher layer of the control structure is designed with robust Model Predictive Control (MPC) based on a reduced order dynamic model of the overall system and…

Systems and Control · Computer Science 2017-03-09 Marcello Farina , Xinglong Zhang , Riccardo Scattolini

A Learning Model Predictive Controller (LMPC) for linear system in presented. The proposed controller is an extension of the LMPC [1] and it aims to decrease the computational burden. The control scheme is reference-free and is able to…

Optimization and Control · Mathematics 2019-10-31 Ugo Rosolia , Francesco Borrelli

A simple circuit for the presentation of the signals from Multi-gap Resistive Plate Chambers (MRPCs) to standard existing digitization electronics is described. The circuit is based on "off-the-shelf" discrete components. An optimization of…

Instrumentation and Detectors · Physics 2008-11-26 W. J. Llope , T. Nussbaum , G. Eppley , J. Velkovska , T. Chujo , S. Huang , B. Love , H. Valle , L. Ruan , Z. Xu , B. Bonner

The High Energy Physics group of the University of Texas at Arlington Physics Department has been developing Gas Electron Multiplier (GEM) detectors for use as the sensitive gap detector in digital hadron calorimeters (DHCAL) for the future…

Instrumentation and Detectors · Physics 2011-10-20 J. Yu , E. Baldelomar , K. Park , S. Park , M. Sosebee , N. Tran , A. P. White

A numerical model based on Finite Element Method (FEM) has been developed to simulate the electrical properties of RPC utilizing the law of current conservation. It has been used to systematically investigate the effect of the electrical as…

High Energy Physics - Experiment · Physics 2022-10-12 Subhendu Das , Jaydeep Datta , Nayana Majumdar , Supratik Mukhopadhyay

A prototype detector is being developed which combines the functions of a Time Projection Chamber for charged particle tracking and a Cherenkov detector for particle identification. The TPC consists of a 10x10x10 cm3 drift volume where the…

Instrumentation and Detectors · Physics 2015-12-18 Craig Woody , Babak Azmoun , Richard Majka , Michael Phipps , Martin Purschke , Nikolai Smirnov

We succeeded in modifying and controlling the electrical resistance of a standard High Pressure Laminate (HPL) panel through the use of a Gas Electron Multiplier (GEM) foil that has been embedded into the bulk of the HPL plate itself.…

Instrumentation and Detectors · Physics 2018-03-22 P. Vitulo
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