text
stringlengths
8
1.32M
arXiv:physics/0007037v1 [physics.plasm-ph] 13 Jul 2000A New Regime of Anomalous Penetration of Relativistically S trong Laser Radiation into an Overdense Plasma A. Kim,1F. Cattani,2D. Anderson,2and M. Lisak2 1Institute of Applied Physics, Russian Academy of Sciences, 603600 Nizhny Novgorod, Russia 2Department of Elec...
arXiv:physics/0007038v1 [physics.gen-ph] 13 Jul 2000Continuation of the Fermion-Number Operator and the Puzzle of Families∗ Gerald L. Fitzpatrick PRI Research and Development Corp. 12517 131 Ct. N. E. Kirkland, WA 98034 Abstract An “analytic continuation” of a Hermitian matrix represent ing the conventional fermion-n...
arXiv:physics/0007039v1 [physics.gen-ph] 13 Jul 2000Presented at the APS Centennial Meeting March 23, 1999, Atla nta, Georgia; Session no. LB08. Available as an APS e-print at http://publish.aps.org/eprint/. Paper number: aps1999f eb12001. Topological Constraints on Long-Distance Neutrino Mixtures Gerald L. Fitzpatri...
arXiv:physics/0007040v1 [physics.soc-ph] 13 Jul 2000SLAC-PUB-8357 physics/0007040 February 2000 Physicists Thriving with Paperless Publishing Heath B. O’Connell1 Stanford Linear Accelerator Center Stanford CA 94309 hoc@slac.stanford.edu http://www.slac.stanford.edu/grp/lib/people/hoconne ll.html The Stanford Linear A...
arXiv:physics/0007041v1 [physics.geo-ph] 13 Jul 2000The shock-acoustic waves generated by the earthquakes Afraimovich E. L., Perevalova N. P., Plotnikov A. V., Uralov A. M. Institute of Solar-Terrestrial Physics SD RAS, p. o. box 4026, Irkutsk, 664033, Russia fax: +7 3952 462557; e-mail: afra@iszf.irk.ru Abstract We ...
arXiv:physics/0007042v1 [physics.pop-ph] 13 Jul 2000A realistic quasi-physical model of the 100 metre dash J. R. Mureika1 Department of Physics University of Toronto Toronto, Ontario Canada M5S 1A7 PACS No. : Primary 01.80; Secondary: 02.60L Keywords: Mathematical modeling, sprinting, wind/altitude assista nce, Track...
arXiv:physics/0007043v1 [physics.geo-ph] 13 Jul 2000The use of GPS-arrays in detecting shock-acoustic waves generated during rocket launchings Afraimovich E. L., Kosogorov E. A., Perevalova N. P., and Plotnikov A. V. Institute of Solar-Terrestrial Physics SD RAS, p. o. box 4026, Irkutsk, 664033, Russia fax: +7 3952 4...
arXiv:physics/0007044 14 Jul 2000SLAC-PUB-8496 LCLS-TN-00-09 5 July 2000 New Design Study and Related Experimental Program for the LCLS RF Photoinjector† M. Ferrarioa, P. R. Bolton b, J. E. Clendeninb, D. H. Dowellc, S. M. Giermanb, M. E. Hernandezb, D. Nguyend, D. T. Palmerb, J. B. Rosenzweige, J. F. Schmergeb, L. S...
arXiv:physics/0007045v1 [physics.atom-ph] 14 Jul 2000Fixed energy inversion of 5 eV e-Xe atom scattering A. Lovell and K. Amos School of Physics, University of Melbourne, Victoria 3052, Australia. (January 6, 2014) Abstract Fixed energy inverse scattering theory has been used to defin e central and spin-orbit Schr¨ od...
arXiv:physics/0007046v1 [physics.plasm-ph] 14 Jul 2000METHOD OF LASER-RADIATION GUIDING IN PLASMA Arsen G. Khachatryan Yerevan Physics Institute, Alikhanian Brothers Street 2, Y erevan 375036, Armenia The diffraction broadening of the intense laser radiation re - stricts its efficient use in many applications. Proposed ...
G. Van Hooydonk, Comment to P. Froelich et al., Phys. Rev. Lett. 84, 4577, 2000l) 1Comment on "Hydrogen-Antihydrogen Collisions" For the prototype of matter/antimatter interactions (1a) H + H →[HH] →pp + ee (1a) Froelich et al. found [1] that H H, like an atomcule [2], can survive longer than expected. Unfortunately, t...
arXiv:physics/0007048v1 [physics.atom-ph] 14 Jul 2000Loading a vapor cell magneto-optic trap using light-induce d atom desorption B.P. Anderson∗and M.A. Kasevich Physics Department, Yale University, New Haven, CT 06520-8 120 (July 14, 2000) Low intensity white light was used to increase the loading ra te of87Rb atoms...
arXiv:physics/0007049v1 [physics.atom-ph] 14 Jul 2000Limit on Lorentz and CPT Violation of the Neutron Using a Two-Species Noble-Gas Maser D. Bear, R.E. Stoner, and R.L. Walsworth Harvard-Smithsonian Center for Astrophysics, Cambridge, MA 02138 V. Alan Kosteleck´ y and Charles D. Lane Physics Department, Indiana Univ...
arXiv:physics/0007050v1 [physics.bio-ph] 15 Jul 2000Clustering and Signalling of Cooperative Receptors: a Unifi ed Model Yu Shi∗and Thomas Duke Cavendish Laboratory, University of Cambridge, Cambridge CB3 0HE, United Kingdom Abstract We present a model of cooperativity between transmembrane r eceptors. Two responses t...
arXiv:physics/0007051v1 [physics.atom-ph] 16 Jul 2000Quasi-continuous atom laser in the presence of gravity F. Gerbier, P. Bouyer and A. Aspect Groupe d’Optique Atomique, Laboratoire Charles Fabry de l’ Institut d’Optique, UMRA 8501 du CNRS, Bˆ at. 503, Campus universitaire d’Orsay, B.P. 147, F-91403 ORSAY CEDEX, FRA...
arXiv:physics/0007052v1 [physics.acc-ph] 17 Jul 2000Design Studies for a HighCurrent Bunching SystemforCLICTe stFacility (CTF3)Drive Beam Y. Thiery,J.Gao, and J.LeDuff, LAL,Orsay, FRANCE Abstract AbunchingsystemisproposedfortheinitialstageofCTF3 which consists of one (two) 3 GHz prebuncher(s)and one 3GHz travelling w...
arXiv:physics/0007053v1 [physics.chem-ph] 17 Jul 2000Temperature, Pressure & Solvent Dependence of Positronium Acceptor Reactions Debarshi Gangopadhyay∗, Bichitra Ganguly∗& Binayak Dutta-Roy† ∗Saha Institute of Nuclear Physics, I/AF Bidhannagar, Calcu tta 700 064, India †S.N. Bose National Centre for Basic Sciences, ...
arXiv:physics/0007054v1 [physics.atom-ph] 17 Jul 2000Condensates beyond mean field theory: quantum backreaction as decoherence A. Vardi and J.R. Anglin ITAMP, Harvard-Smithsonian Center for Astrophysics 60 Gar den Street, Cambridge MA 02138 (January 6, 2014) Abstract We propose an experiment to measure the slow log( N...
arXiv:physics/0007055v1 [physics.bio-ph] 17 Jul 2000Adaptation of epistatic effects via selection for reduced mu tational load Claus O. Wilke and Christoph Adami Digital Life Laboratory 136-93 California Institute of Technology, Pasadena, CA 91125 Corresponding author: Dr. Claus Wilke E-mail: wilke@caltech.edu Phone (...
arXiv:physics/0007056v1 [physics.atom-ph] 17 Jul 2000Double resonance frequency shift in a hydrogen maser M.A. Humphrey, D.F. Phillips and R.L. Walsworth Harvard-Smithsonian Center for Astrophysics, Cambridge, MA 02138 (February 2, 2008) We use the dressed atom formalism to calculate the frequency shift in a hydrogen...
Explanation of Faraday’s Experiment by the Time-Space Model of Wave Propagation Alexei Krouglov Sicon Video Corporation 1550 16th Ave., Bldg. F, 2nd Floor, Richmond Hill, Ontario L4B 3K9, Canada Email: Alexei.Krouglov@SiconVideo.com This article represents the author’s personal view and not...
1The Explanation of the New Astronomical Distance Data That has Resulted From Measurements of Type Ia Supernovae Lies Not In a Cosmological Constant and Accelerating Expansion; Rather, It Is Another Aspect / Effect of the General Exponential Decay of the Overall Universe. Roger Ellman Abstract In the Hubble model of th...
arXiv:physics/0007059v1 [physics.ins-det] 17 Jul 2000Lorentz angle measurements in irradiated silicon detector s between 77 K and 300 K W. de Boera, V. Bartscha, J. Bola, A. Dierlamma, E. Grigorieva, F. Haulera, S. Heisinga, O. Herza, L. Jungermanna, R. Ker¨ anena, M. Koppenh¨ ofera, F. R¨ odereraand T. Schneiderb aI...
arXiv:physics/0007060v1 [physics.ins-det] 18 Jul 2000 H H Wills Physics Laboratory Experimental Particle Physics Group University of Bristol, Tyndall Avenue, Bristol, BS8 1TL, United Kingdom Telephone: +44 (0)117 928 8735 Fax: +44 (0)117 925 5624BRIS/HEP/2000–03 July 2000 The B ABARCalorimeter Light Pulser System P.J...
arXiv:physics/0007061v1 [physics.acc-ph] 18 Jul 2000LATTICEMATCHINGWITHAQUADRUPOLE MISSING RainerWanzenberg, DESY, Notkestr. 85,22603Hamburg,Germany Abstract The lattice for the present design of the TESLA Lin- ear Collider with integrated X-Ray Laser Facility is basi- cally a FODO structurewith constantbeta-function...
arXiv:physics/0007062v1 [physics.atom-ph] 18 Jul 2000NEW CLOCK COMPARISON TESTS OF LORENTZ SYMMETRY submitted to Proceedings of the 1999 Coral Gables Conference Ronald L. Walsworth and David F. Phillips Harvard-Smithsonian Center for Astrophysics Cambridge, MA 02138 U.S.A. INTRODUCTION Lorentz symmetry is a fundament...
arXiv:physics/0007063v1 [physics.atom-ph] 18 Jul 2000New Clock Comparison Searches for Lorentz and CPT Violation Ronald L. Walsworth, David Bear, Marc Humphrey, Edward M. Mattison, David F. Phillips, Richard E. Stoner, and Robert F. C. Vessot Harvard-Smithsonian Center for Astrophysics Cambridge, MA 02138, U.S.A. to ...
arXiv:physics/0007064v1 [physics.acc-ph] 18 Jul 2000FURTHER STUDIESONTHE PROSPECTS FOR MANY-TEVMUON COLLIDERS∗ B.J. King,BNL, Upton,NY 11973,USA Abstract New self-consistent parameter sets are presented and dis- cussed for muon collider rings at center-of-mass energies of10,30and100TeV.Allthreeparametersetsattainlumi...
- 1 -The Orientation of Local Spatial Reference Frames in Quantum Teleportation DOUGLAS M. S NYDER LOS ANGELES , CALIFORNIA ABSTRACT Quantum teleportation raises the question of the orientation of the local spatial reference frames from which and to which teleportaton occurs. Issues related to this question are raised...
arXiv:physics/0007066v1 [physics.gen-ph] 19 Jul 2000Cosmic Acceleration: A Natural Remedy For Horizon and Flatn ess Problems Abhas Mitra Theoretical Physics Division, Bhabha Atomic Research Cent er, Mumbai-400085, India E-mail: amitra@apsara.barc.ernet.in The standard big bang cosmology has been greatly suc- cessful ...
arXiv:physics/0007067v1 [physics.bio-ph] 19 Jul 2000Scaling-violation phenomena and fractality in the human po sture control systems Stefan Thurner,1,2Christian Mittermaier,3Rudolf Hanel4and Klaus Ehrenberger1 1Klinik f¨ ur HNO, Universit¨ at Wien, Austria 2Institut f¨ ur Mathematik, NuHAG, Universit¨ at Wien, Austr ...
arXiv:physics/0007068v1 [physics.acc-ph] 19 Jul 2000THESPALLATIONNEUTRON SOURCE: APOWERFUL TOOLFORMATERIALSRESEARCH∗ T.E.Mason,T.A.Gabriel, R.K. Crawford, K.W.Herwig, F. Klo se,and J.F. Ankner, SNS Project, 701Scarboro Rd. Oak Ridge, TN37830 Abstract Thewavelengthsandenergiesofthermalandcoldneutrons are ideally match...
3P1|e> =1987 nm |g2> =3P2 657 nm1946 nmJ=123 12 J=0 |g1> =1S0|g2>hk|e> Pump Laser |g1> Losses: collisions, reabsorption, outcoupling, etc.(a) (b) J. Grünert et al., fig.150100 150 2000.00.40.81.21.6 Time [ms] τ = 14,6 ms J. Grünert et al., fig.3J. Grünert et al., fig.2422 nm 1978 nmCa Zeeman Cooler(b)3D1,2,3 3P0,1,...
arXiv:physics/0007070v1 [physics.data-an] 20 Jul 2000Predictability, complexity and learning William Bialek,1Ilya Nemenman,1,2and Naftali Tishby1,3 1NEC Research Institute, 4 Independence Way, Princeton, New Jersey 08540 2Department of Physics, Princeton University, Princeton, N ew Jersey 08544 3Institute for Compute...
arXiv:physics/0007071v1 [physics.plasm-ph] 20 Jul 2000MAGNETIC FIELD OF RELATIVISTIC NONLINEAR PLASMA WAVE Arsen G. Khachatryan Yerevan Physics Institute, Alikhanian Brothers Street 2, Yerevan 375036, Armenia e-mail: khachatr@moon.yerphi.am Longitudinal and transverse behavior of magnetic field of re lativistic non- l...
arXiv:physics/0007072v1 [physics.acc-ph] 20 Jul 20001 Laser Cooling of TeV Muons∗Fermilab-Conf-00/162 Fritz DeJongha aFermi National Accelerator Laboratory, fritzd@fnal.gov We show that Compton scattering can be used to cool TeV-scale muon beams, and we derive analytical expressions for the equilibrium transverse ang...
arXiv:physics/0007073v1 [physics.optics] 21 Jul 2000Extinction theorem for ultrafast pulses Cs. Benedek, M. G. Benedict and T. Ser´ enyi Department of Theoretical Physics, University of Szeged, Tisza krt 84., H-6720, Szeged, Hungary benedict@physx.u-szeged.hu Instead of using a frequency dependent refractive index, w...
arXiv:physics/0007074v1 [physics.gen-ph] 21 Jul 2000Complete Entangled Based Quantum Communication With Security. Arindam Mitra V.I.P Enclave, M - 403, Calcutta- 700059. India. February 20, 2014 Abstract If, due to some catastrophe, our classical communication sy s- tem is destroyed but quantum entangled state surviv...
arXiv:physics/0007075 22 Jul 2000Optimization of Trading Physics Models of Markets Lester Ingber Lester Ingber Research POB 06440 Sears T ower,Chicago, IL 60606 and DRWInv estments LLC 311 S Wacker Dr ,Ste 900, Chicago, IL 60606 ingber@ingber.com, ingber@alumni.caltech.edu and Radu Paul Mondescu DRWInv estments LLC 3...
arXiv:physics/0007076v1 [physics.optics] 25 Jul 2000About nondegenerative four photon mixing gain spectroscopy of the SF6molecules. V.A.Kuz’menko Troitsk Institute of Innovation and Fusion Research, Troitsk, Moscow region, 142092, Russian Federation. Abstract Infrared-infrared double resonance measurements of the ν3a...
arXiv:physics/0007077v1 [physics.ed-ph] 25 Jul 2000The Nobel Prize in Physics 1999 The last Nobel Prize of the Millenium in Physics has been awar ded jointly to Professor Gerardus ’t Hooft of the University of Utrecht in Holland and his thesi s advisor Professor Emeritus Martinus J.G. Veltman of Holland. According to...
Asymmetric Collision of Concepts: Why Eigenstates Alone are Not Enough for Neutrino Flavor Oscillations by John Michael Williams jwill@pacbell.net Markanix Co. P. O. Box 2697Redwood City, CA 94064 Workup notes for a poster presentation prepared for the SLAC 28th Summer Institute on Neutrinos, given at the Stanford Li...
arXiv:physics/0007079v1 [physics.optics] 26 Jul 2000Polarization Elements–A Group Theoretical Study Sudha and A.V.Gopala Rao Department of Studies in Physics University of Mysore Manasagangothri Mysore 570 006 Abstract The classification of polarization elements, the polarizat ion affecting optical devices which have a...
DEVELOPMENT OF REBUNCHING CAVITIES AT IAP C. P. Welsch, K.-U. Kühnel, A. Schempp Institut für Angewandte Physik Johann Wolfgang Goethe Universität, Frankfurt am Main, Germany Abstract A focus of work at IAP has been the development and optimization of spiral loaded cavities since the 1970s [A. Schempp e...
MEASUREMENT OF THE TEMPORAL RESPONSE OF FERROELETRIC PHOTOCATHODES M. Castellano, M. Ferrario, F. Tazzioli, INFN-LNF; L. Catani, INFN-ROMA2; L. Giannessi, ENEA-CRE, I. Boscolo, S. Cialdi, M. Valentini, University and INFN Milano. Abstract Various photoemissive materials, among which ferroelectric ceramics are tested as...
arXiv:physics/0007082v1 [physics.optics] 26 Jul 2000Strong Discontinuities in the Complex Photonic Band Struct ure of Transmission Metallic Gratings S. Collin, F. Pardo∗, R. Teissier and J.-L. Pelouard Laboratoire de Microstructures et Micro´ electronique, CN RS UPR20, 196 av. Henri Ravera, BP 107, 92225 Bagneux CEDE...
A SUPERCONDUCTIVE, LOW BETA SINGLE GAP CAVITY FOR A HIGH INTENSITY PROTON LINAC A. Facco, V. Zviagintsev1, INFN, Laboratori Nazionali di Legnaro, Italy B. M. Pasini , Universita’ di Padova, Italy 1 on leave from ITEP, Moscow, Russia Abstract A sin...
arXiv:physics/0007084v1 [physics.atom-ph] 27 Jul 2000A SIMPLE MODEL FOR THE NON-RETARDED DISPERSIVE FORCE BETWEEN AN ELECTRICALLY POLARIZABLE ATOM AND A MAGNETICALLY POLARIZABLE ONE C. Farina⋆, F.C. Santos†and A.C. Tort‡ Instituto de F´ ısica - Universidade Federal do Rio de Janeir o - CP 68528 Rio de Janeiro, RJ, Br...
arXiv:physics/0007085v1 [physics.atom-ph] 27 Jul 2000Measurement of the21Ne Zeeman frequency shift due to Rb-21Ne collisions R.E. Stoner and R.L. Walsworth Harvard-Smithsonian Center for Astrophysics, Cambridge, MA 02138 (July 24, 2013) We compared the frequency shift of the21Ne Zeeman resonance induced by polarized ...
arXiv:physics/0007086v1 [physics.gen-ph] 28 Jul 2000HOW HIGH THE TEMPERATURE OF A LIQUID BE RAISED WITHOUT BOILING? ‡Mala Das, B. K. Chatterjee⋆, B. Roy and S. C. Roy† ‡Department of Physics, Bose Institute ‡93 / 1 A. P. C. Road, Calcutta 700009, India ‡Lines to be deleted from the manuscript for blindfold refere ein...
arXiv:physics/0007087v1 [physics.bio-ph] 28 Jul 2000Theory of periodic swarming of bacteria: application to Pro teus mirabilis A. Czir´ ok1,3∗, M. Matsushita2,3and T. Vicsek1,3 1Department of Biological Physics, E¨ otv¨ os University, 11 17 Budapest, P´ azm´ any stny 1A, Hungary 2Department of Physics, Chuo Universit...
Development of Rebunching Cavities at IAP C. P. Welsch, K.-U. Kühnel, A. Schempp Institut für Angewandte Physik Johann Wolfgang Goethe Universität, Frankfurt am Main, Germany Abstract A focus of work at IAP has been the development and optimization of spiral loaded cavities since the 1970s [A. Schempp...
arXiv:physics/0007089v1 [physics.gen-ph] 28 Jul 2000Unconditionally Secure Quantum Bit Commitment Is Simply Possible A. Mitra V.I.P Enclave, M - 403, Calcutta- 700059. India. February 20, 2014 Abstract Mayers, Lo and Chau proved unconditionally se- cure quantum bit commitment is impossible. It is shown that their pro...
arXiv:physics/0007090v1 [physics.gen-ph] 28 Jul 2000Entanlged vs Unentangled Based Alternative Quantum Cryptography. A. Mitra V.I.P Enclave, M - 403, Calcutta- 700059. India. February 21, 2014 Abstract In alternative unentangled based cryptosystem, classical channel can not be used when the system is protected by no-...
arXiv:physics/0007091v1 [physics.comp-ph] 28 Jul 2000Critical dynamics of two-replica cluster algorithms X.-N. Li and J. Machta∗ Department of Physics and Astronomy, University of Massachusetts, Amherst, MA 01003-3720 Abstract The dynamic critical behavior of the two-replica cluster al gorithm is studied. Several ver...
arXiv:physics/0007092v1 [physics.flu-dyn] 28 Jul 2000Threshold amplitudes for transition to turbulence in a pipe Lloyd N. Trefethena) Oxford University Computing Laboratory, Wolfson Bldg., Pa rks Road, Oxford OX1 3QD, UK S. J. Chapmanb) OCIAM, Mathematical Institute, 24–29 St. Giles’, Oxford OX 1 3LB, UK Dan S. Henni...
arXiv:physics/0007093v1 [physics.gen-ph] 28 Jul 2000A NOTE ON 3 + 1 DIMENSIONALITY B.G. Sidharth∗ Centre for Applicable Mathematics & Computer Sciences B.M. Birla Science Centre, Adarsh Nagar, Hyderabad - 500063 (India) Abstract Recent work by Castro, Granik and El Naschie has given a ra- tionale for the three dimens...
THE JEFFERSON LAB 1 KW IR FEL D. Douglas, for the IR Demonstration FEL Project Team, Thomas Jefferson National Accelerator Facility, Newport News, VA 23606, USA Abstract The Jefferson Lab (JLab) IR Demo Free Electron L a- ser (FEL) has completed commissioning and is initiating user service. The FEL — a high repetition...
arXiv:physics/0007095v1 [physics.geo-ph] 28 Jul 2000Re-examination of log-periodicity observed in the seismic precursors of the 1989 Loma Prieta earthquake Y. Huang1and H. Saleur Department of Physics, University of Southern California, Los Angeles D. Sornette2,3 Institute of Geophysics and Planetary Physics, Univers...
arXiv:physics/0007096v1 [physics.bio-ph] 28 Jul 2000Re-examination of the “3/4-law” of Metabolism Peter Sheridan Dodds,1, 2,∗Daniel H. Rothman,2,†and Joshua S. Weitz2, 3,‡ 1Department of Mathematics, Massachusetts Institute of Tec hnology, Cambridge, MA 02139. 2Department of Earth, Atmospheric and Planetary Sciences,...
arXiv:physics/0007097v1 [physics.optics] 30 Jul 2000Slow light Kirk T. McDonald Joseph Henry Laboratories, Princeton University, Princet on, NJ 08544 (April 3, 1999) 1 Problem Consider a classical model of matter in which spectral lines are associated with oscillators. In particular, consider a gas with two closely s...
arXiv:physics/0007099v1 [physics.geo-ph] 31 Jul 2000Formation of Structure in Snowfields: Penitentes, Suncups, and Dirt Cones M. D. Betterton Department of Physics, Harvard University, Cambridge, MA 0 2138 Abstract Penitentes and suncups are structures formed as snow melts, typically high in the mountains. When the sn...
arXiv:physics/0008001 1 Aug 2000/G35/G28/G26/G37/G24/G31/G2A/G38/G2F/G24/G35/G03/G3A/G24/G39/G28/G2A/G38/G2C/G27/G28/G03/G2B/G32/G30/G03/G26/G32/G38/G33/G2F/G28/G35/G03/G29/G32/G35/G03/G24/G03/G37/G28/G36/G2F/G24 /G36/G38/G33/G28/G35/G36/G37/G35/G38/G26/G37/G38/G35/G28 /G24/G11/G25/G4F/G48/G47/G51/G5C/G4E/G4B/G0F/G03...
arXiv:physics/0008002v1 [physics.ins-det] 1 Aug 2000Circular photogalvanic effect induced by monopolar spin ori entation in p-GaAs/AlGaAs MQW S.D. Ganichev1,2, E.L. Ivchenko2, H. Ketterl1, L.E. Vorobjev3and W. Prettl1 1Institut f¨ ur Experimentelle und Angewandte Physik, Unive rsit¨ at Regensburg 93040 Regensburg, Ger...
arXiv:physics/0008003v1 [physics.ins-det] 2 Aug 2000Two Large-Area Anode-Pad MICROMEGAS Chambers as the basic elements of a Pre-Shower Detector L. Aphecetche, H. Delagrange, D. G. d’Enterria, M. Le Guay, X . Li∗, G. Mart´ ınez†, M.J. Mora, P. Pichot, D. Roy and Y. Schutz SUBATECH (Ecole des Mines de Nantes, IN2P3/CNR...
ACCELERATION FOR THE m-STORAGE RING n-SOURCE David Neuffer, FNAL, Batavia, IL 60510, USA Abstract In a µ-storage ring neutrino source, a high-intensity proton source produces pions from a target, and muons from pi-decay are collected and cooled, accelerated to 10- 50 GeV energies, and inserted into a storage ring, wher...
arXiv:physics/0008005v1 [physics.acc-ph] 3 Aug 2000A FAST SWITCHYARD FORTHETESLAFEL-BEAM USING ASUPERCONDUCTING TRANSVERSE MODE CAVITY RainerWanzenberg, DESY, Notkestr. 85,22603Hamburg,Germany Abstract InthepresentdesignoftheTESLALinearColliderwithin- tegratedX-ray Laser Facility it is necessarythat 1 ms long bunch t...
arXiv:physics/0008006v1 [physics.class-ph] 3 Aug 2000On electromagnetic induction Giuseppe Giuliani Dipartimento di Fisica ‘Volta’, Via Bassi 6, 27100 Pavia, It aly Email: giuliani@fisav.unipv.it Web site - http://matsci.unipv.it/percorsi/ Abstract . A general law for electromagnetic induction phenomena is d erived fr...
null
arXiv:physics/0008008v1 [physics.acc-ph] 3 Aug 2000SUPPRESSION OF BEAM BREAKUP INSTABILITYINALONG TRAIN BYINTRODUCING ENERGYSPREAD BETWEENTHE BUNCHES∗ G. V. Stupakov,SLAC, Stanford, CA 94309,USA Abstract InteractionbetweenthebunchesintheNLCmainlinacvia longrangewakefieldscancauseabeambreakupinstability. Although the m...
NUMERICAL ANALYSIS OF A BEAM-ENERGY-SPREAD MONITOR USING MULTI-STRIPLINE ELECTRODES T. Suwada* , High Energy Accelerator Research Organization (KEK) 1-1 Oho, Tsukuba, Ibaraki 305-0801, Japan * E-mail address: tsuyoshi.suwada@kek.jpAbstract A beam-energy-spread monito...
arXiv:physics/0008011v1 [physics.optics] 4 Aug 2000A Variational Approach in the Dissipative Nonlinear Schr¨ o dinger Equation Dagoberto S Freitas∗ Departamento de F´ ısica, Universidade Estadual de Feira de Santana, 44031-460, Feira de Santana, BA, Brazil. Jairo R de Oliveira† Departamento de F´ ısica e Matem´ atica...
arXiv:physics/0008012v1 [physics.hist-ph] 4 Aug 2000The interpretations by experimenters of experiments on ‘time dilation’: 1940 - 1970 circa Ilaria Bonizzoni and Giuseppe Giuliani Dipartimento di Fisica ‘Volta’, Via Bassi 6, 27100 Pavia, It aly E - mail: ilaria@fisav.unipv.it E - mail: giuliani@fisav.unipv.it Web site...
arXiv:physics/0008013v1 [physics.optics] 5 Aug 2000Negative Group Velocity Kirk T. McDonald Joseph Henry Laboratories, Princeton University, Princet on, NJ 08544 (July 23, 2000) 1 Problem Consider a variant on the physical situation of “slow light” [1, 2] in which two closely spaced spectral lines are now both optica...
arXiv:physics/0008014v1 [physics.acc-ph] 7 Aug 2000IIT-HEP-00/1 Energy Absorber R&D⋆ Daniel M. Kaplan, Edgar L. Black, Kevin W. Cassel Illinois Institute of Technology, Chicago, IL 60616 and Mary Anne Cummings Northern Illinois University, DeKalb, IL 60115 Abstract We describe the program of research and development ...
arXiv:physics/0008015 7 Aug 2000MULTIPACTORING CODE FOR 3D ACCELERATING STRUCTURES L.V.Kravchuk, G.V.Romanov, S.G.Tarasov Institute for Nuclear Research of RAS, 117312, Moscow Russia Abstract The simulation code has been developed to invest igate possible electron multipacting in the RF cavities u sing preliminary...
arXiv:physics/0008016v1 [physics.bio-ph] 7 Aug 2000Heart Rate Variability: Measures and Models Malvin C. Teich, Steven B. Lowen, Bradley M. Jost, and Karin V ibe-Rheymer Department of Electrical and Computer Engineering, Boston University 8 Saint Mary’s Street, Boston, MA 02215 and Conor Heneghan Department of Electr...
arXiv:physics/0008017v1 [physics.atom-ph] 7 Aug 2000Inelastic Collisions of Ultracold Polar Molecules John L. Bohn∗ JILA, National Institute of Standards and Technology and Un iversity of Colorado, Boulder, CO 80309-0440 (February 2, 2008) The collisional stability of ultracold polar molecules in electrostatic traps ...
arXiv:physics/0008018 8 Aug 2000 1SLAC-PUB-8465 20 July 2000 Recent Advances in Electron and Positron Sources* J.E. Clendenin Stanford Linear Accelerator Center Stanford, CA 94309 Abstract Recent advances in electron and positron sources have resulted in new capabilities driven in most cases by the increasing demands...
arXiv:physics/0008019v1 [physics.optics] 8 Aug 2000DOI 10.1007/s1010513a123EPJdirect Ax, x–x (2013)EPJdirect electronic only c/circlecopyrtSpringer-Verlag 2013 Four-wave mixing at maximum coherence and eliminated Doppler broadening controlled with the driving fields A. K. Popov1,2, Alexander S. Bayev1, Thomas F. Georg...
IHEP EXPERIENCE ON CREATION AND OPERATION OF RFQS. O.K. Belyaev, O.V. Ershov, I.G. Maltsev, V.B. Stepanov, S.A. Strekalovskikh, V.A. Teplyakov, A.V.Zherebtsov, IHEP, Protvino, Russia Abstract The new 1.8 MeV proton RFQ was completed and start operation in the IHEP in 1997. It was built according tothe plan of moderniza...
arXiv:physics/0008021v1 [physics.optics] 9 Aug 2000Inversionless gain in an optically-dense resonant Doppler-broadened medium A. K. Popov and S. A. Myslivets Institute for Physics, Russian Academy of Sciences, Krasno yarsk, 660036, Russia popov@ksc.krasn.ru Thomas F. George Office of the Chancellor / Departments of Che...
NEW TASKS AND NEW CODES FOR RFQ BEAM SIMULATION Boris Bondarev, Alexander Durkin, Stanislav Vinogradov, Igor Shumakov Moscow Radiotechnical Institute RAS 132, Warshavskoe Shosse, Moscow, Russia, 113519 lidos@aha.ru INTRODUCTION Proton linear accelerator is the base Accelerator Driven Power System (ADS). Such ADS are de...
RFQ PARAMETER CHOICE BY MULTI-PARAMETER OPTIMIZATION Boris I. Bondarev, Alexander P. Durkin Moscow Radiotechnical Institute RAS, 132, Warshavskoe shosse, Moscow, Russia, 113519 lidos@aha.ru Experts in different accelerator laboratories accumulated wide experience in RFQ designing. Nevertheless new tasks on high-power,...
arXiv:physics/0008024 v2 11 Aug 2000MEASUREMENTS OF RF CAVITY VOLTAGES BY X-RAY SPECTRU M MEASUREMENTS J P Duke, A P Letchford and D J S Findlay, Rutherford Appleton Laboratory, Oxfordshire OX11 0QX, England Abstract Measurement of the endpoints of X-ray spectra emitt ed from RF cavities is a useful non-invasive tech...
The "W" Particle and the Weak Force Mechanism John A. Gowan August 2000 http://www.people.cornell.edu/pages/jag8 The "W" particle is the "black box" of the weak force. The W "mediates" transformations of identity among the quarks and leptons, including their creation and destruction as singlets, that is, when th...
arXiv:physics/0008026v1 [physics.acc-ph] 9 Aug 2000Longitudinal Laser Shaping in Laser Wakefield Accelerators Anatoly Spitkovsky(1)and Pisin Chen(2) (1)Department of Physics, University of California, Berkeley , CA 94720 (2)Stanford Linear Accelerator Center, Stanford University, Stanford, CA 94309 (December 2, 2013) ...
arXiv:physics/0008027v1 [physics.acc-ph] 9 Aug 2000Laser Shaping and Optimization of the Laser-Plasma Interaction Anatoly Spitkovsky∗and Pisin Chen† ∗Department of Physics, University of California at Berkele y, Berkeley, CA 94720 †Stanford Linear Accelerator Center, Stanford University, Stanford, CA 94305 Abstract. ...
arXiv:physics/0008028v1 [physics.optics] 10 Aug 2000Spatial coherence of thermal near fields C. Henkel1 Institut f¨ ur Physik, Universit¨ at Potsdam, 14469 Potsdam , Germany K. Joulain, R. Carminati, J.-J. Greffet Laboratoire d’Energ´ etique Mol´ eculaire et Macroscopiqu e, Combustion, Ecole Centrale Paris, 92295 Chˆ a...
arXiv:physics/0008029v1 [physics.chem-ph] 10 Aug 2000Discrete solvent effects on the effective interaction betwee n charged colloids E. Allahyarov and H. L¨ owen Institut f¨ ur Theoretische Physik II, Heinrich-Heine-Uni versit¨ at D¨ usseldorf, D-40225 D¨ usseldorf, Germany (February 2, 2008) Using computer simulations...
RBF neural net based classifier for the AIRIX accelerator fault diagnosis J.C. Ribes, G. Delaunay LAM - Université de Reims Champagne-Ardenne - F51687 REIMS cedex2 J. Delvaux, E. Merle, M. Mouillet CEA - PEM F51490 Pontfaverger - France Abstract The AIRIX facility is a high current linear accelerator (2-3.5kA) used f...
arXiv:physics/0008031 10 Aug 2000Fermilab FERMILAB-Conf-00/178-T August 2000 THEORY AND SUPPRESSION OF MULTIBUNCH BEAM BREAKUP I N LINEAR COLLIDERS* C. L. Bohn and K.-Y. Ng, Fermilab, Batavia, IL 60510, USA Abstract We recently developed an analytic theory of cumulat ive multibunch beam breakup that includes a linea...
DRIVER ACCELERATOR DESIGN FOR THE 10 KW UPGRADE OF THE JEFFERSON LAB IR FEL D. Douglas, S. V. Benson, G. A. Krafft, R. Li, L. Merminga, and B. C. Yunn Thomas Jefferson National Accelerator Facility, Newport News, VA23606, USA Abstract An upgrade of the Jefferson Lab IR FEL [1] is now u n- der construction....
arXiv:physics/0008033v1 [physics.acc-ph] 10 Aug 2000Results of anRF Pulsed Heating Experiment atSLAC∗ D.P. Pritzkau andR. H.Siemann, Stanford LinearAccelerato rCenter, Stanford, CA, 94309,USA Abstract ResultsarereportedfromanexperimentonRFpulsedheat- ing of copper at SLAC. Damage in the form of cracks may be induced ...
arXiv:physics/0008034v1 [physics.acc-ph] 11 Aug 2000Energy stabilizationof1.5 GeVS-Band linac M.Kuriki,H.Hayano, T.Naito,T. Okugi,KEK,Tsukuba,Japan V. Vogel,BINP, Moscow,Russia Abstract KEK-ATFisstudyinglowemittance,multi-bunchelectron beam for the future linear collider. The energy instability of the 1.5 GeV linac h...
2.856-GHz MODULATION OF CONVENTIONAL TRIODE ELECTRON GUN S. J. Park, J. S. Oh, J. S. Bak, M. H. Cho, W. Namkung, PAL/POSTECH, Pohang, S. Korea Abstract For the generation of picosecond (< 100 ps) giga-hertz electron beam pulses, we suggest the RF modulation ofthe conventional triode electron gun. The feasibility ofthis...
arXiv:physics/0008036v1 [physics.acc-ph] 11 Aug 2000ExperimentalDetermination ofthe Characteristicsof a Pos itronSource Using Channeling∗. R.Chehab, R.Cizeron, C.Sylvia(LAL-IN2P3, Orsay,France) V.Baier, K.Beloborodov,A.Bukin, S.Burdin, T.Dimova,A.D rozdetsky,V.Druzhinin,M.Dubrovin†, V.Golubev,S.Serednyakov,V.Shary,V....
arXiv:physics/0008037 11 Aug 2000ELLIPTICAL X-RAY SPOT MEASUREMENT Roger A. Richardson, Stephen Sampayan, John Weir, LLNL, Livermore, CA, USA Abstract The so-called roll bar measurement uses a heavy metal material, optically thick to x-rays, to form a shadow of the x-ray origination spot. This spot is where an energe...
HIGH -INTENSITY SINGLE -BUNCH ELECTRON BEAM GENERATION WITH THE 38 MeV L -BAND LINAC IN OSAKA UNIVERSITY S. Okuda, T. Yamamoto , S. Suemine, G. Isoyama, ISIR, Osaka University, 8 -1Mihogaoka, Ibaraki, Osaka 567 -0047, Japan Abstract The characteristics of t he single -bunch electron beam of the 38 MeV L...
arXiv:physics/0008039v1 [physics.plasm-ph] 12 Aug 2000THE EFFECTS OF THE ROTATION IN PLASMA S. N. Arteha Space Research Institute, Profsoyuznaya 84/ 32, Moscow 117 810, Russia Abstract The electric and magnetic self-fields can exist in the rotati ng plasma. The self-sustained rotation can be established in the plasm a...