'Working point' diaporamas de présentation

Dissipation processes in Metal springs

Dissipation processes in Metal springs. Maria Ascione Arianna Di Cintio Riccardo DeSalvo Caltech 2008. LIGO G080574-00-R. Abstract.

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Electrical principles, magnet components and schematics, risks to and from magnets, protection

Electrical principles, magnet components and schematics, risks to and from magnets, protection . MOPS Training Session 1 21.8.2008 KHM The nice ideas and pictures are stolen from M. Wilson , A. Siemko., R. Denz and P. Schmueser. The mistakes and the rest of it are mine.

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Application of Frequency Map Analysis to Storage Rings in China

Application of Frequency Map Analysis to Storage Rings in China. Jiao Yi Institute of High Energy Physics Chinese Academy of Sciences, Beijing, China. Outline. Shanghai Synchrotron Radiation Facility (SSRF) Super-periodic structural resonance (SSR)

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Octopus' Out Of Water Reaching Movements

Octopus' Out Of Water Reaching Movements. ????: ???? ????? ????: ??? ?????. Abstract. Octopus vulgaris has been studied for more than 50 years, but it has proven to be a very complicated creature.

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Scintillator-based Hadron Calorimetry for the ILC/SiD

Scintillator-based Hadron Calorimetry for the ILC/SiD. Dhiman Chakraborty. International Linear Collider Workshops Snowmass, 14-27 Aug, 2005. Why (not) scintillators?. Tested and true, well understood & optimized,

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The status of the magnetic model of the CERN PS. A snapshot!

The status of the magnetic model of the CERN PS. A snapshot!. D . Schoerling, M. Juchno July 4th, 2014. Thanks to all people involved in the continuous improvement of the PS machine for many discussions. Introduction. Proton synchrotron: >50 years of operation and no end in sight!

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Superconducting High Brightness RF Photoinjector Design

Superconducting High Brightness RF Photoinjector Design M. Ferrario, J. B. Rosenzweig, J. Sekutowicz, G.Travish, W. D. Moeller INFN, UCLA, DESY. Main Questions/Concerns. Emittance Compensation ? High Peak Field on Cathode ? Cathode Materials and QE ?

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Injector O ptimization for S imultaneous O peration with Different B unch C harges

Injector O ptimization for S imultaneous O peration with Different B unch C harges. Yauhen Kot BD Meeting 23.04.2012. Contents. How it theoretically can work, technical constraints WP for 20pC WP for 100pC Operation 20-100pC WP for 250pC Operation 100-250pC WP for 500pC

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Polarized Protons in RHIC

Mei Bai Collider Accelerator Deptartment Brookhave National Laboratory. Polarized Protons in RHIC. BRAHMS(p). Absolute Polarimeter (H jet). RHIC pC Polarimeters. Siberian Snakes. Spin flipper. PHENIX (p). STAR (p). Spin Rotators (longitudinal polarization). Spin Rotators

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RD 51 Test beam

RD 51 Test beam. Large GEM testing. List of scans. Large GEM scans. N. Internal: A , D, E, H, I, L, M, O, P External border: F, N Junction zone: B , C, G. M. I. F. P. L. O. E. H. D. A. G. C. B. Pad dimensions: 7mm*3.5mm (smallest) to 35mm*17.5mm (biggest).

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Laurent S. Nadolski Pascale Brunelle and Amor Nadji

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Roman Mizuk (ITEP, Moscow)

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Linear and Non-Linear Beam Dynamics in the Presence of IDs M.A. Tordeux

Linear and Non-Linear Beam Dynamics in the Presence of IDs M.A. Tordeux On behalf of the Accelerator Physics Group. Present undulator configuration. HU256 + HU60. U20. HU52. HU80 + HU44. * ? x = 18 m. HU256. U20. HU256 + HU80. U20. HU640. HU80 + HU44. U20. HU52.

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Coupled Oscillations

Coupled Oscillations. Eric Prebys , FNAL. Coupled Harmonic Oscillators. Equations of motion. Define uncoupled frequencies:. Try a solution of he form:. Multiply the top by the bottom:. ?. Weak Coupling. Degenerate Case:. Resonance splitting. Formalism. General coupled equation.

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LEIR performance, 2013 and LIU Ions Why upgrade? All HI LHC experiments want by 2035: 10nb -1

LEIR model A plan for understanding/upgrading the LEIR performance limitations M.Bodendorfer BE/ABP & LEIR team. LEIR performance, 2013 and LIU Ions Why upgrade? All HI LHC experiments want by 2035: 10nb -1. From: Performance of the injectors with ions after LS1

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Status of the Recycler

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Status of Head-on Beam-Beam Compensation

US LHC Accelerator Research Program. BNL - FNAL- LBNL - SLAC. Status of Head-on Beam-Beam Compensation. A. Valishev, FNAL 09 April 2009 LARP CM12. E-Lens in FY09 LARP Beam-Beam Task. The Goal: Evaluate the possible benefit to LHC (RHIC) luminosity from HO beam-beam compensation.

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a ngle to vertical / degree

ZOMBI-0 in air:. WLS-liquid: LAB + 5% PMP Illumination : LED fiber, 2.7 V a ir gap ~1mm Possible interpretation: Flat signal part from homogeneous light distribution in cell Increasing signal in forward direction from direct coupling of light to wls - fibers ?. Z1 at 90 degr .

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Summary of PS talks

Summary of PS talks. MD review meeting. Space Charge in the PS (R. Wasef ). P riority: integer scans with different tune spreads and working point. Comparison with emittance growth measurements done by R. Cappi in 1993 Increase the vertical tune above 0.25 to study the limitations.

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Depth Gauge

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