PERFORMANCE OF THE APEX FREE-ELECTRON LASER AT LOS-ALAMOS-NATIONAL-LABORATORY

被引:22
作者
OSHEA, PG
BENDER, SC
CARLSTEN, BE
EARLY, JW
FELDMAN, DW
LUMPKIN, AH
FELDMAN, RB
GOLDSTEIN, JC
MCKENNA, KF
MARTINEAU, R
PITCHER, EJ
SCHMITT, MJ
STEIN, WE
WILKE, MD
ZAUGG, TJ
机构
[1] Mail Stop J579, Los Alamos National Laboratory, Los Alamos
关键词
D O I
10.1016/0168-9002(93)90014-9
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The APEX (APLE Prototype Experiment) FEL (free-electron laser) is an advanced technology test-bed for the Average Power Laser Experiment (APLE). APEX is a photoinjector-driven FEL that is currently operated as an oscillator with untapered wigglers. Photocathodes are rapidly becoming the source of choice for high-brightness electron beams to drive high-efficiency FELs. The electron accelerator is a 40-MeV L-band rf linac with a 6-MeV photoinjector. Since the commissioning of the FEL in 1991, we have been engaged in accelerator and laser experiments. We have demonstrated that the accelerator is capable of providing a high-brightness electron beam at high current. Initial lasing has been at wavelengths near 3 mum, and our electron-beam brightness is such that harmonic lasing at much shorter wavelengths is possible. We have recently lased on the third harmonic at 0.83 mum. In this paper, we report the results of the accelerator and FEL performance in the oscillator mode. The results show that a photoinjector can be integrated into an FEL system to produce stable and reliable operation.
引用
收藏
页码:62 / 68
页数:7
相关论文
共 14 条
  • [1] [Anonymous], COMMUNICATION
  • [2] DESIGN AND ANALYSIS OF EXPERIMENTAL PERFORMANCE OF THE LOS-ALAMOS HIBAF FACILITY ACCELERATOR USING THE INEX COMPUTER-MODEL
    CARLSTEN, BE
    YOUNG, LM
    JONES, ME
    THODE, LE
    LUMPKIN, AH
    FELDMAN, DW
    FELDMAN, RB
    BLIND, B
    BROWMAN, MJ
    OSHEA, PG
    [J]. IEEE JOURNAL OF QUANTUM ELECTRONICS, 1991, 27 (12) : 2580 - 2597
  • [3] SIMULATIONS OF APEX ACCELERATOR PERFORMANCE IN THE NEW NONTHERMALIZED PHOTOINJECTOR REGIME
    CARLSTEN, BE
    GOLDSTEIN, JC
    PITCHER, EJ
    SCHMITT, MJ
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1993, 331 (1-3) : 307 - 313
  • [4] CARLSTEN BE, 1993, NUCL INSTRUM METH A, V331, P79
  • [5] LOS-ALAMOS ADVANCED FREE-ELECTRON LASER
    CHAN, KCD
    KRAUS, RH
    LEDFORD, J
    MEIER, KL
    MEYER, RE
    NGUYEN, D
    SHEFFIELD, RL
    SIGLER, FL
    YOUNG, LM
    WANG, TS
    WILSON, WL
    WOOD, RL
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1992, 318 (1-3) : 148 - 152
  • [6] EARLY JW, 1991, IEEE J QUANTUM ELECT, V27, P2645
  • [7] LUMPKIN AH, 1991, NUCL INSTRUM METH A, V304, P3130
  • [8] LUMPKIN AH, 1986, NUCL INSTRUM METH A, V250, P186
  • [10] OSHEA P, 1992, AIP C P, V253, P182