Search Results - "O’Connell, C. L."
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Multi-GeV energy gain in a plasma-wakefield accelerator
Published in Physical review letters (29-07-2005)“…A plasma-wakefield accelerator has accelerated particles by over 2.7 GeV in a 10 cm long plasma module. A 28.5 GeV electron beam with 1.8 x 10(10) electrons is…”
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Halo formation and emittance growth of positron beams in plasmas
Published in Physical review letters (01-08-2008)“…An ultrarelativistic 28.5 GeV, 700-microm-long positron bunch is focused near the entrance of a 1.4-m-long plasma with a density n(e) between approximately…”
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Ultrarelativistic-positron-beam transport through meter-scale plasmas
Published in Physical review letters (23-05-2003)“…We report on the first study of the dynamic transverse forces imparted to an ultrarelativistic positron beam by a long plasma in the underdense regime…”
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Positron production by x rays emitted by betatron motion in a plasma wiggler
Published in Physical review letters (27-10-2006)“…Positrons in the energy range of 3-30 MeV, produced by x rays emitted by betatron motion in a plasma wiggler of 28.5 GeV electrons from the SLAC accelerator,…”
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Meter-scale plasma-wakefield accelerator driven by a matched electron beam
Published in Physical review letters (02-07-2004)Get full text
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Plasma production via field ionization
Published in Physical review special topics. PRST-AB. Accelerators and beams (01-10-2006)“…Plasma production via field ionization occurs when an incoming particle beam is sufficiently dense that the electric field associated with the beam ionizes a…”
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Plasma-wakefield acceleration of an intense positron beam
Published in Physical review letters (30-05-2003)“…Plasma wakefields are both excited and probed by propagating an intense 28.5 GeV positron beam through a 1.4 m long lithium plasma. The main body of the beam…”
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The moss gatherers
Published in Nursing mirror and midwives journal (22-12-1972)Get more information
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Measurements of transverse emittance growth due to coherent synchrotron radiation in the SLAC SPPS bunch compressor Chicane
Published in Proceedings of the 2003 Particle Accelerator Conference (2003)“…A four-dipole bunch compressor chicane has recently been installed in the SLAC linac at 9 GeV and is capable of compressing a 3.4-nC electron bunch to an rms…”
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Conference Proceeding -
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Beam Matching to a Plasma Wake Field Accelerator using a Ramped Density Profile at the Plasma Boundary
Published in Proceedings of the 2005 Particle Accelerator Conference (2005)“…An important aspect of plasma wake field accelerators (PWFA) is stable propagation of the drive beam. In the under dense plasma regime, the drive beam creates…”
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Conference Proceeding -
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Differences in plasma focusing of short, relativistic electron and positron bunches
Published in 2009 IEEE International Conference on Plasma Science - Abstracts (01-06-2009)“…Summary form only given. Short, relativistic particle bunches propagating in plasmas drive large amplitude wakefields. These wakefields have longitudinal,…”
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Conference Proceeding -
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Field Ionization of Neutral Lithium Vapor Using A 28.5 GeV Electron Beam
Published in Proceedings of the 2005 Particle Accelerator Conference (2005)“…The E164/E164X plasma wakefield experiment studies beam-plasma interactions at the Stanford Linear Acceleration Center (SLAC). Due to SLAC's recent ability to…”
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Conference Proceeding -
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Pegylated Interferon Alpha-2a in Patients with Myeloproliferative Neoplasms (MPN): International Experience in 115 Cases
Published in BLOOD (2011)Get full text
Conference Proceeding -
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Plasma accelerators in the 1000 GHz regime; electromagnetic-beat- and beam-driven structures
Published in The 31st IEEE International Conference on Plasma Science, 2004. ICOPS 2004. IEEE Conference Record - Abstracts (2004)“…Summary form only given. A nearly light-speed electron plasma wave (EPW); i.e., an EPW with the Lorentz factor associated with its phase velocity /spl Gt/1,…”
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Conference Proceeding -
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WHAT CHILDREN NEED
Published in Journal of education (Boston, Mass.) (01-03-1911)Get full text
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Measurement of the longitudinal wakefield in the SLAC Linac for extremely short bunches
Published in Proceedings of the 2003 Particle Accelerator Conference (2003)“…The linac coherent light source (LCLS) is an X-ray FEL project with a 1-nC electron bunch compressed to an rms length of 20 microns at 4.5 GeV, accelerated in…”
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Conference Proceeding -
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Plasma wakefield acceleration of an intense positron beam: correlation between time-resolved and time-integrated energy diagnostics
Published in Proceedings of the 2003 Particle Accelerator Conference (2003)“…The E162 experiment at the Stanford Linear Accelerator Center was the first experiment in which a positron beam gained energy in a plasma wakefield accelerator…”
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Conference Proceeding -
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Use of logistic regression for developing risk-adjusted quality indicators in nursing
Published in Methods of information in medicine (2010)“…A low rate of newly developed pressure ulcers is considered as an important quality indicator in nursing. However, the result of a hospital depends not only on…”
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