[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

McDermott et al., 1996 - Google Patents

35-GHz 25-kW CW low-voltage third-harmonic gyrotron

McDermott et al., 1996

Document ID
11864565160380620558
Author
McDermott D
Balkcum A
Luhmann N
Publication year
Publication venue
IEEE transactions on plasma science

External Links

Snippet

A 50-kV third-harmonic gyrotron is shown to be capable of high efficiency. Operation at the third harmonic allows the required magnetic field for 35 GHz generation to be supplied by a 4.5-kG permanent magnet. Two gyrotrons employing sliced circuits for mode control have …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. Klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/32—Gas-filled discharge tubes, e.g. for surface treatment of objects such as coating, plating, etching, sterilising or bringing about chemical reactions
    • H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
    • H01J37/32192—Microwave generated discharge
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. Klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. Klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01S—DEVICES USING STIMULATED EMISSION
    • H01S3/00—Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
    • H05H7/14—Vacuum chambers

Similar Documents

Publication Publication Date Title
Nguyen et al. Design of a Ka-band gyro-TWT for radar applications
Goebel et al. High-power microwave source based on an unmagnetized backward-wave oscillator
Granatstein et al. A quarter century of gyrotron research and development
Piosczyk et al. Coaxial cavity gyrotron-recent experimental results
Park et al. Experimental study of a Ka-band gyrotron backward-wave oscillator
Piosczyk et al. A 1.5-MW, 140-GHz, TE/sub 28, 16/-coaxial cavity gyrotron
Danly et al. Development and testing of a high-average power, 94-GHz gyroklystron
Seftor et al. The electron cyclotron maser as a high-power traveling wave amplifier of millimeter waves
Lawson et al. Performance characteristics of a high-power X-band two-cavity gyroklystron
Choi et al. Experimental investigation of a high power, two-cavity, 35 GHz gyroklystron amplifier
Na et al. Analysis of a broadband Q band folded waveguide traveling-wave tube
Blank et al. Development and demonstration of high-average power W-band gyro-amplifiers for radar applications
McDermott et al. 35-GHz 25-kW CW low-voltage third-harmonic gyrotron
Nezhevenko et al. Commissioning of the 34-GHz, 45-MW pulsed magnicon
Leou et al. Large-signal characteristics of a wide-band dielectric-loaded gyro-TWT amplifier
Whaley et al. Sixty-percent-efficient miniature C-band vacuum power booster for the microwave power module
Goebel et al. Efficiency enhancement in high power backward-wave oscillators
Lawson et al. Design of a 10-MW, 91.4-GHz frequency-doubling gyroklystron for advanced accelerator applications
Leou et al. Circuit design for a wide-band disk-loaded gyro-TWT amplifier
US5280216A (en) Mode converter and power splitter for microwave tubes
Zhang et al. Miniaturized P-band MW-level klystron with CeSRRs for CSNS linac application
Yong et al. Third-harmonic complex cavity gyrotron self-consistent nonlinear analysis
Jelonnek et al. Development of advanced gyrotrons in europe
Wang et al. Frequency-tunable, high-power microwave emission from cyclotron autoresonance maser oscillation and gyrotron interactions
McCowan et al. The Design of a 100-GHz CARM oscillator experiment