TITLE

Demonstration of a two stage backward-wave oscillator and free-electron laser

AUTHOR(S)
Zheng Liang; Ziqiang Yang
PUB. DATE
January 1995
SOURCE
Applied Physics Letters;1/30/1995, Vol. 66 Issue 5, p553
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
Presents a scheme for the electromagnetically pumped free-electron laser (FEL) with an interaction region separated from the pump wave generator. Background history of FEL; Parameters of the pump wave in the diagnostic system; Examination of scattered radiation in the diagnostic system.
ACCESSION #
4177285

 

Related Articles

  • Design and optimization of short-period wigglers for free-electron lasers. Radack, D. J.; Mayergoyz, I. D. // Journal of Applied Physics;5/1/1990, Vol. 67 Issue 9, p4735 

    Presents a study which derived and examined simple expressions for optimized dimensions of electromagnet wigglers for free-electron lasers. Geometrical optimization; Magnetic-field measurements; Conclusions.

  • Macroclump model of the nonlinear evolution of the sideband instability in a helical wiggler free-electron laser. Yang, T.-Y. Brian; Davidson, Ronald C. // Physics of Fluids B: Plasma Physics;Dec90, Vol. 2 Issue 12, p3093 

    The nonlinear evolution of a helical wiggler, free-electron laser is investigated within the framework of a macroclump model for the trapped electrons. The model describes the nonlinear evolution of a right-circularly polarized electromagnetic wave with frequency ωs and wave number ks, and...

  • Kinetic theory of a whistler-pumped free electron laser. Sharma, Anamika; Tripathi, V. K. // Physics of Fluids B: Plasma Physics;Jan93, Vol. 5 Issue 1, p171 

    A kinetic formalism of mode coupling in a whistler-pumped free electron laser (FEL) is developed. The analysis includes the effect of finite space charge field of the electron beam. Kinetic effects appear through the beam plasma susceptibility in the coupling coefficient. For a Gaussian...

  • A Radiation Generator Based on the Induced Transition Effect. Oganesyan, S. G. // Technical Physics Letters;Jan2003, Vol. 29 Issue 1, p5 

    The possibility of generating electromagnetic radiation using a beam of free electrons in an empty resonator with ideally conducting walls is examined. It is shown that a regime can exist in which the number of photons in the resonator exhibits exponential growth, provided that the electron...

  • Theory of group synchronism in free-electron waveguide lasers fed a sequence of short electron pulses. Ginzburg, N. S.; Kocharovskaya, E. R.; Sergeev, A. S. // Technical Physics;Feb99, Vol. 44 Issue 2, p203 

    A theory of free-electron lasers fed a sequence of short electron pulses is developed. It is assumed that the group velocity of the electromagnetic pulse that develops in the cavity is the same as the translational velocity of the particles, and the repetition period of the electron pulses...

  • Free-electron laser operation in a sheath helix configuration.. Sharma, Anamika; Chauhan, Ansuya; Tripathi, V.K. // Physics of Plasmas;Jun94, Vol. 1 Issue 6, p2053 

    Reports on a sheath helix loaded waveguide that supports a slow electromagnetic wave which can act as a wiggler for a millimeter-wave free-electron laser (FEL). Sensitivity of the radiation frequency and growth rate as functions of the phase velocity of the pump wave; Tuning of the FEL...

  • A whistler-pumped free electron laser. Sharma, Anamika; Tripathi, V. K. // Physics of Fluids (00319171);Nov88, Vol. 31 Issue 11, p3375 

    A relativistic electron beam in the presence of a whistler wave excites a negative-energy beam space charge mode and a high frequency laser radiation (ω[sub 1] ... ω[sub c] ). The instability is explosive for a copropagating beam and the whistler pump, resulting in the excitation of an...

  • Experimental study of multiple frequency effects in a free electron laser amplifier. Xu, K.; Bekefi, G. // Physics of Fluids B: Plasma Physics;Mar90, Vol. 2 Issue 3, p678 

    Measurements are presented of the gain and phase of a free electron laser (FEL) amplifier in the presence of a second, perturbing electromagnetic wave of different frequency. The studies are carried out in the microwave range of 7–11 GHz using a mildly relativistic electron beam of...

  • The nonlinear evolution of a free electron laser with electromagnetic wigglers. Seo, Yoonho // Physics of Fluids B: Plasma Physics;Mar91, Vol. 3 Issue 3, p797 

    The nonlinear evolution of a free electron laser (FEL) with an electromagnetic wiggler in the high gain regime is investigated. Two opposite configurations for the wiggler field propagation direction are considered: the wiggler field propagating counter to the electron beam, which is subject to...

Share

Read the Article

Courtesy of VIRGINIA BEACH PUBLIC LIBRARY AND SYSTEM

Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics