PPT-Beam Halo-like background to Cal. Ratio Trigger Events

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March 8 2011 ATLAS Hidden Valley Group Meeting Steven Alkire Organization Detector signature of beam halolike events Designing a cut on beam halolike events Implementation

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Beam Halo-like background to Cal. Ratio Trigger Events: Transcript

March 8 2011 ATLAS Hidden Valley Group Meeting Steven Alkire Organization Detector signature of beam halolike events Designing a cut on beam halolike events Implementation Impact of cut on collision data. F. Marinho. Overview. UED . Model. . reminder. Motivation for . trigger. . studies. Trigger efficiency vs . muon. P. T. Trigger Paths (. Leptonic. & . Hadronic. ). Background. The UED model. All. the Underground Canfranc Laboratory. E. Ferrer-Ribas, I. Giomataris, F.J. Iguaz T. Papaevangelou - IRFU/CEA-Saclay. T. Dafni, J.A. García, I. Irastorza, A. Rodríguez & A. Tomás – Univ. Zaragoza. Bambade. Laboratoire. de . l’Accélérateur. . Linéaire. Université. Paris 11, . Orsay. , . France. o. n behalf of: . Frédéric. . Bogard. , Patrick . Cornebise. , Angeles . Faus. - . . . Tag and probe method to isolate QCD.. Steve . Alkire. University of Washington. Overview. Selection criteria for QCD . dijet. events and data used. QCD Dijet single-jet fake rates for :. Cal. Ratio Trigger. LHCC . R. eferee Meeting with ATLAS – 7. th. July 2009. Ricardo . Gonçalo. (RHUL) on behalf . of . ATLAS . Trigger/DAQ. Outline. Recent activity. Highlights from recent results. Planning for 2009/10 run. Halo . Monitoring. = Very High Dynamic Beam Profile Measurements;. Transversal . (and Longitudinal). Kay Wittenburg, DESY, MDI. Kay.Wittenburg@desy.de. Many slides from: . Beam . halo and bunch purity . P. Thieberger, C. Chasman, W. Fischer, D. Gassner, X. Gu, M. Minty, A. Pikin . Speculations based on:. The . electron backscattering detector (eBSD), a new tool for the precise mutual alignment of the electron and ion beams in electron lenses* . D. Douglas for the . JLab FEL anarcho-syndicalist commune. ERL Configuration & Performance. E~80-135 . MeV. I~10 . mA. (135 . pC. x 75 MHz). e. N. transverse. ~ 5-10 mm-. mrad. . (charge dependent). SLAC. 2014 September 19. Alan Fisher. SLAC National Accelerator Laboratory. Your Hosts. Program Committee. Alan Fisher, SLAC. Rhodri Jones, CERN. Administration. Deborah Lilly, SLAC. Fisher – Beam-Halo Workshop. INFN & University of Pisa. NA62 Physics WG – Ferrara 01/09/14. Outline. Muon halo and beam pions in accidentals generation. Why. How. Results. Study of the central event’s RICH primitive time. Hao. Zhang. University of Maryland/University of Liverpool/Cockcroft Institute. Outline. Introduction. Motivation to Study Beam Halo. Method. Adaptive Method Using Digital Micro-mirror Device. Experiment . .. D.N.Bogoslovsky. , . V.Yu.Rogov. , . S.V.Sergeev. , . V.I.Yurevich. BM@N trigger system components (I). HI beam. Scintillation Detector. Photodetector. Scintillator. Operation in magnetic field. R&D session (. 1. ). Philip . Bambade. Laboratoire. de . l’Accélérateur. . Linéaire. Université. Paris 11, . Orsay. , France. FCPPL. . Workshop . Clermont . at Jefferson . Lab. APEX (Hall A). HPS (Hall B). DarkLight. (FEL). Michel . Garçon . . JLab. Users Group Annual Workshop, June . 2014.

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