Papers from DoE supported PBPL Programs: 2002-2004

(The agenda of the DOE Review is available online)

Neptune Papers

• Horizontal Phase-Space Distortions Arising from Magnetic Pulse Compression of an Intense, Relativistic Electron Beam , S.G. Anderson et al. PRL concerning phase space filamentation due to space charge in the Neptune chicane
• Enhanced Acceleration of Injected Electrons in a Laser-Beat-Wave-Induced Plasma Channel, S.Ya. Tochitsky, et al. PRL on beatwave acceleration at Neptune
• Sub-picosecond Phase Space Manipulations and Beam Shaping Using Sextupole-Corrected Transport in Dispersionless Translating Sections, R.J. England, et al. Ramped pulse experiment at Neptune (submitted to PRST-AB).
• VELOCITY BUNCHING OF HIGH-BRIGHTNESS ELECTRON BEAMS, P. Musumeci, et al. Velocity bunching at Neptune and LLNL PLEIADES (submitted to PRST-AB).
• Nonresonant beat-wave excitation of relativistic plasma waves with constant phase velocity for charged-particle acceleration,C. Filip, et al. PRE on non-resonant beatwave physics at Neptune
• A RESONANT, THZ DIELECTRIC-BASED ACCELERATOR WITH SLAB SYMMETRY, R. Yoder and J.B. Rosenzweig. Design of a slab-symmetric dielectric-loaded accelerator for Neptune (Physics and Applications of High Brightness Electron Beams, World Scientific 2003).
• STATUS OF THE INVERSE FREE ELECTRON LASER EXPERIMENT AT THE NEPTUNE LABORATORY, P. Musumeci, et al. Background on IFEL experiment at Neptune which recently accelerated 15 MeV electrons to 35 MeV (PAC 2003).

Plasma wakefield acceleration studies (FNAL and elsewehere)

• Plasma Electron Trapping and Acceleration in a Plasma Wake Field Using a Density Transition , Hyyong Suk, et al. PRL about PWFA density transition trapping.
• Plasma density transition trapping as a possible high-brightness electron beam source, M. Thompson, et al. PRSTAB on scaling of transition trapping; intro to A0 experiment.
• ENERGY LOSS OF A HIGH CHARGE BUNCHED ELECTRON BEAM IN PLASMA: ANALYSIS,N. Barov, et al. Analytical treatment of extremely high charge effects in plasma wakefields (Physics and Applications of High Brightness Electron Beams, World Scientific 2003, also submitted to PRST-AB).
• ENERGY LOSS OF A HIGH CHARGE BUNCHED ELECTRON BEAM IN PLASMA: SIMULATIONS, SCALING, AND ACCELERATING WAKE-FIELDS ,J.B. Rosenzweig, et al. Computational study of the scaling extremely high charge beam-induced plasma wakefields, relevant to A0 and SLAC experiments (Physics and Applications of High Brightness Electron Beams, World Scientific 2003, also submitted to PRST-AB).
• More experimental results in presentations...

Beam Dynamics and Inverse Compton Scattering at LLNL

• Short-pulse, high-brightness X-ray production with the PLEIADES Thomson-scattering source , S.G. Anderson, et al. (Appl. Phys. B), and
• PLEIADES: A picosecond Compton scattering x-ray source for advanced backlighting and time-resolved material studies, David J. Gibson, et al. (Phys. Plasmas) First results from the LLNL/UCLA Inverse Compton scattering source, background for LLNL and Neptune nonlinear ICS experiments (polarized positron source physics).
• VELOCITY BUNCHING OF HIGH-BRIGHTNESS ELECTRON BEAMS, P. Musumeci, et al. Velocity bunching at Neptune and LLNL PLEIADES (submitted to PRST-AB).
• AN ADJUSTABLE PERMANENT MAGNET QUADRUPOLE (PMQ) FINAL FOCUS SYSTEM FOR LOW ENERGY EXPERIMENTS , J. Lim, et al. Background on world's strongest quadrupoles, in an adjustable final focus array (Proc. PAC 2003). Experimental results showing less than 20 micron beams will be shown.

Bunch compressor and Ultra-short SASE FEL at BNL

• Properties of the ultrashort gain length, self-amplified spontaneous emission free-electron laser in the linear regime and saturation , A. Murokh, et al. (PRE) Saturation in VISA; start-to-end simulation benchmark.
• Comparison of the coherent radiation-induced microbunching instability in a free-electron laser and a magnetic chicane, S. Reiche and J.B. Rosenzweig. Comparison of radiative instabilities in chicanes and undulators
• Experimental Characterization of Nonlinear Harmonic Radiation from a Visible Self-Amplified Spontaneous Emission Free-Electron Laser at Saturation , A. Tremaine, et al. (PRL), Parasitic gain on high harmonics at VISA.
• Fundamental and harmonic microbunching in a high-gain self-amplified spontaneous-emission free-electron laser , A. Tremaine, et al. (PRE), Coherent transition radiation observation to 280 nm.
• Much experimental progress on the bunch compressor and VISA II will be reported.