English
Related papers

Related papers: The BaBar Calorimeter Light Pulser System

200 papers

Large liquid argon time projection chambers (LArTPCs) require stable and well-characterized delivery of ultraviolet (UV) light for in situ calibration of photosensors at cryogenic temperatures. This article reports bench-top and cryogenic…

The polarization and orbital angular momentum properties of light are of great importance in optical science and technology in the fields of high precision optical measurements and high capacity and high speed optical communications. Here…

The thermal lensing effects in the lasing crystal appear to be dominant when the pump laser focused on the lasing crystal which causes the local heating effect. The spatial refractive index variations observed if the crystal has non-uniform…

Optics · Physics 2019-04-26 Mukhtar Hussain , Tayyab Imran , Adam Borzsonyi

A calibration scheme is presented for improved polarization state measurement of terahertz pulses. In this scheme the polarization response of a two-contact terahertz photoconductive detector is accurately measured, and is used to correct…

Optics · Physics 2012-01-25 M. Neshat , N. P. Armitage

A new design of a detector module of submillimeter thickness for an electromagnetic calorimeter is presented. It is aimed to be used in the luminometers LumiCal and BeamCal in future linear e$^{+}$e$^{-}$ collider experiments. The module…

Instrumentation and Detectors · Physics 2019-08-13 Oleksandr Borysov

Precise measurements of stellar parameters are required in order to develop our theoretical understanding of stellar structure. These measurements enable errors and uncertainties to be quantified in theoretical models and constrain the…

Solar and Stellar Astrophysics · Physics 2023-03-01 Z. Jennings , J. Southworth , P. F. L. Maxted , L. Mancini

An imaging refractrometer can be used to describe the properties of a high-energy density plasma by analyzing the transverse intensity distribution of a laser beam that has passed through the plasma. The output of the refractrometer can be…

Plasma Physics · Physics 2025-02-18 A. Rososhek , B. R. Kusse , W. M. Potter , N. J. Wilson , E. S. Lavine , D. A. Hammer

The CALICE collaboration is developing an engineering prototype of an analog hadron calorimeter for a future linear collider detector. The prototype has to prove the feasibility of building a realistic detector with fully integrated…

Instrumentation and Detectors · Physics 2019-08-13 Oskar Hartbrich , Mark Terwort

We have measured scintillation properties of pure CsI crystals used in the shower calorimeter built for a precise determination of the pi+ -> pi0 e+ nu decay rate at the Paul Scherrer Institute (PSI). All 240 individual crystals painted…

High Energy Physics - Experiment · Physics 2009-10-31 E. Frlez , Ch. Broennimann , B. Krause , D. Pocanic , D. Renker , S. Ritt , P. L. Slocum , I. Supek , H. P. Wirtz

The Cosmic Ray Energetics And Mass (CREAM) calorimeter is designed to measure the spectra of cosmic-ray particles over the energy range from ~10^11 eV to ~10^15 eV. Its first flight as part of the CREAM-I balloon-borne payload in Antarctica…

A cryogenic detector system based on two 3.3 kg high-purity CsI crystals was developed and characterized at approximately 95 K. Each wedge-shaped crystal was coupled to dual-ended 3-inch photomultiplier tubes (PMTs) for scintillation…

Instrumentation and Detectors · Physics 2025-09-23 Chen'guang Su , Lingquan Kong , Qian Liu , Shi Chen , Wenqian Huang , Kimiya Moharrami , Yangheng Zheng , Jin Li

This paper will argue for continued effort in developing imaging calorimeters for future colliders and/or upgrades to existing detectors. Imaging calorimeters offer a plethora of advantages beyond their application in conjunction with…

Instrumentation and Detectors · Physics 2013-08-28 Burak Bilki , Jose Repond , Lei Xia

We describe an algorithm which has been developed to extract fine granularity information from an electromagnetic calorimeter with strip-based readout. Such a calorimeter, based on scintillator strips, is being developed to apply particle…

Instrumentation and Detectors · Physics 2015-06-09 Katsushige Kotera , Daniel Jeans , Akiya Miyamoto , Tohru Takeshita

The paper describes the realization process of the high frequency power standard based on a twin broadband microcalorimeter designed for effective efficiency measurement of coaxial power sensors with indirect heating thermocouples. The…

Instrumentation and Detectors · Physics 2021-03-09 Emil Vremera , Luciano Brunetti , Luca Oberto , Marco Sellone

An ideal plasma lens can provide the focusing power of a small f-number, solid-state focusing optic at a fraction of the diameter. An ideal plasma lens, however, relies on a steady-state, linear laser pulse-plasma interaction. Ultrashort…

Plasma Physics · Physics 2016-01-20 J. P. Palastro , D. Gordon , B. Hafizi , L. A. Johnson , J. Penano , R. F. Hubbard , M. Helle , D. Kaganovich

Two MiniPlug calorimeters, designed to measure the energy and lateral position of particles in the (forward) pseudorapidity region of $3.6<|\eta|<5.2$ of the CDF detector, have been recently installed as part of the Run II CDF upgrade at…

High Energy Physics - Experiment · Physics 2008-11-26 Stefano Lami

The NA48 experiments aims at a precise measurement of direct CP violation in the neutral Kaon system. This puts stringent requirements on the electromagnetic calorimeter used to detect photons of average energy 25 GeV. The choice of NA48 is…

High Energy Physics - Experiment · Physics 2007-05-23 Guillaume Unal

We describe the scientific motivation for achieving photometric precision and accuracy below the 1% level, and we present a calibration philosophy based on using calibrated detectors rather than celestial sources as the fundamental…

Detector calibration is very important for the long-term operation. For the purposes of simple and precise calibration, we developed a new portable calibration source using UVLED to calibrate the fluorescence detector of the Telescope Array…

Instrumentation and Detectors · Physics 2018-12-05 Sungrae Im , Bokkyun Shin , Ikeda Daisuke , Stan Thomas , ByungGu Cheon