Subharmonic mixer arrays for millimeter-wave plasma diagnostic applications (abstract)

Hsia, R. P.; Geck, W. R.; Domier, C. W.; Luhmann, Jr., N. C.
January 1997
Review of Scientific Instruments;Jan1997, Vol. 68 Issue 1, p422
Academic Journal
Describes a novel approach to low cost millimeter- and submillimeter-wave subharmonically pumped mixer arrays that combines the high performance of waveguide mounted mixers with the ruggedness of planar arrays. Components of each mixer; Design of the prototype mixers; Plasma diagnostic application areas.


Related Articles

  • Wave Propagation and Plasma Production in Planar Microwave Discharges Using a Slot Antenna of Rotating Mode. Yasaka, Yasuyoshi; Ishii, Nobuo; Yamamoto, Tetsuya; Ando, Makoto; Takahashi, Masaharu // AIP Conference Proceedings;2003, Vol. 669 Issue 1, p48 

    Planar microwave discharges using a multi-slotted planar antenna are investigated. A three-dimensional finite difference time domain code is developed for the calculation of wave propagation in nonuniform plasmas. The enhancement of the microwave fields near the plasma resonance is revealed in...

  • Features of Jets Formed by Erosive Capillary Discharges. Ender, A. Ya.; Kuznetsov, V. I.; Kolyshkin, I. N.; Shchetinina, A. N. // Open Plasma Physics Journal;2011, Vol. 4, p40 

    An experimental study of the physical processes in a thin plasma jet produced by the pulsed discharges in the capillary with evaporated wall is described. The losses in mass from capillary wall as well as the transferred charge are accurately measured. The velocity of plasma jet propagation is...

  • Characteristics of a tapered capillary plasma waveguide for laser wakefield acceleration. Kim, M. S.; Jang, D. G.; Lee, T. H.; Nam, I. H.; Lee, I. W.; Suk, H. // Applied Physics Letters;5/20/2013, Vol. 102 Issue 20, p204103 

    We developed a gas-filled capillary with a tapered density for laser wakefield acceleration, of which the tapering was realized by employing gas feed-lines with different cross-sections. Plasma diagnostics show that the capillary plasma has a significant longitudinal density tapering and a...

  • A shielded, multichannel, extreme ultraviolet spectrograph for fusion plasma diagnostics. Parsignault, D. R.; Krieger, A. S.; Ramsey, A.; Stratton, B. // Review of Scientific Instruments;Apr93, Vol. 64 Issue 4, p1014 

    A high throughput, shielded, multichannel, extreme ultraviolet (XUV) spectrograph to be used for plasma diagnostics was built. The instrument uses seven hollow fibers to transport the radiation by multiple grazing incidence reflections from the tokamak port through the instrument’s shield...

  • Discrimination between particle and radiation losses by using a time-of-flight type neutral particle energy analyzer. Tsuboi, F.; Ichimura, M.; Yamaguchi, N.; Inutake, M.; Adachi, S.; Hattori, K.; Mase, A.; Nakashima, Y.; Miyoshi, S. // Review of Scientific Instruments;Sep89, Vol. 60 Issue 9, p2868 

    A time-of-flight type neutral particle energy analyzer can discriminate between neutral particle loss arid radiation loss from a plasma by use of the difference between their times of flight. The energy distribution of hydrogen atoms which are emitted from the plasma can be estimated from the...

  • A new design of a semiconductor bolometer on rigid substrate for fusion plasma diagnostics. Iborra, E.; Sanz-Hervás, A.; Rodríguez, T. // Review of Scientific Instruments;Jul1993, Vol. 64 Issue 7, p1714 

    A new, fast, and very sensitive semiconductor bolometer has been designed and developed for the measurement of radiative energy losses in fusion devices in which the hard radiation level is not too high. Special care was taken in the design of the bolometer to simplify both the construction...

  • 4 K charge coupled device: A universal approach to diagnostic readout for the National Ignition Facility (abstract). Sewall, Noel; Nielsen, Darron; Moody, James; Vitalich, Michel // Review of Scientific Instruments;Jan2001, Vol. 72 Issue 1, p520 

    This article describes an approach for data acquisition and retrieval to be used on several key diagnostics for experimental support on the National Ignition Facility. The major feature is a direct replacement for film with a large format, scientific grade charge coupled device (CCD) imager...

  • The determination of absolutely calibrated spectra from laser produced plasmas using a transmission grating spectrometer at the Nike laser facility. Weaver, J. L.; Holland, G.; Feldman, U.; Seely, J. F.; Brown, C. M.; Serlin, V.; Deniz, A. V.; Klapisch, M. // Review of Scientific Instruments;Jan2001, Vol. 72 Issue 1, p108 

    A transmission grating spectrometer has been developed that is capable of recording time-resolved spectra from laser-irradiated target foils in the wavelength range from 10 to 150 Ã…. Since the primary goal is to quantify the radiation flux from the resulting plasma, a detailed investigation...

  • Nova two beam automated target inserter (abstract). Holliday, M. A.; Selchow, N. J. // Review of Scientific Instruments;Oct90, Vol. 61 Issue 10, p3310 

    To improve overall laser experiments system efficiency and provide an accurate, repeatable reentrant plasma diagnostic platform, an in-vacuum automated robotic target inserter was designed and built. The instrument combines accurate target acquisition and deployment as well as linear positioning...


Read the Article


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

Try another library?
Sign out of this library

Other Topics