A radio frequency compensated emissive probe

Jungwon Kang; Carlile, Robert N.; O'Hanlon, John F.
May 1996
Review of Scientific Instruments;May96, Vol. 67 Issue 5, p1818
Academic Journal
Discusses a technique for using an emissive probe to measure accurately the time-invariant plasma potential in a radio frequency generated plasma, usually used in plasma processing. Equivalent circuits and theory of operation; Emissive probe system design; Function of the resonant LC circuit; Conditions in order for the inflection point method to be accurate.


Related Articles

  • Integration of PetroSense Digital Hydrocarbon Probe (DHP) with Commercial Dataloggers to Support Serial Data Interface.  // Fiber Optic Sensors & Systems;Mar22014, Vol. 28 Issue 3, p1 

    The article reports on the announcement of Total Petroleum Hydrocarbon (TPH) monitoring systems provider PetroSense regarding the integration of the PetroSense Digital Hydrocarbon Probe (DHP) with commercial dataloggers that support Serial Data Interface. An overview about the integration at...

  • Filament size of floating-emissive probe for low density plasmas with large space potential. Himura, H.; Fukao, M.; Wakabayashi, H.; Yoshida, Z. // Review of Scientific Instruments;Nov2003, Vol. 74 Issue 11, p4658 

    Space potential [lowercase_phi_synonym][sub s] of non-neutral plasmas with a low density of n[sub e]∼10[sup 12] m[sup -3] are measured by two floating-emissive probes. Nothing is different between them except the area S of filaments. Despite the fact that the thermionic current is...

  • Retarding field energy analyzer for the JET plasma boundary. Pitts, R.A.; Chavan, R.; Davies, S.J.; Erents, S.K.; Kaveney, G.; Matthews, G.F.; Neill, G.; Vince, J.E.; JET-EFDA workprogramme contributors, J.E.; Duran, I. // Review of Scientific Instruments;Nov2003, Vol. 74 Issue 11, p4644 

    Retarding field analyzers (RFAs) are essentially the only practical tool with which to measure the distribution of ion energies in the boundary plasma of magnetic fusion devices. The technique has long been attempted in such facilities with varying degrees of success, but, by virtue of the...

  • In-flight calibration of mesospheric rocket plasma probes. Havnes, Ove; Hartquist, Thomas W.; Kassa, Meseret; Morfill, Gregor E. // Review of Scientific Instruments;Jul2011, Vol. 82 Issue 7, p074503 

    Many effects and factors can influence the efficiency of a rocket plasma probe. These include payload charging, solar illumination, rocket payload orientation and rotation, and dust impact induced secondary charge production. As a consequence, considerable uncertainties can arise in the...

  • The Cover. Southgate, M. Therese // JAMA: Journal of the American Medical Association;4/4/90, Vol. 263 Issue 13, p1745 

    Describes the painting 'River and Hills,' by Edward Willis Redfield, featured on the cover page of the April 4, 1990 issue of the 'Journal of the American Medical Association.'

  • Novel advanced Gundestrup-like probe for the measurements of flows and edge plasma parameters in TEXTOR. Peleman, P.; Jachmich, S.; Xu, Y.; Boucher, C.; Van Oost, G.; Schweer, B.; Mitri, M. // Review of Scientific Instruments;Oct2006, Vol. 77 Issue 10, p10E710 

    A novel advanced Gundestrup-like probe head for local measurements of equilibrium and fluctuating plasma parameters in the plasma edge of TEXTOR is described. This probe assembly enables us to simultaneously determine the toroidal and poloidal plasma flows, the ion saturation current, density,...

  • Local measurements of plasma ion dynamics with optical probes. Kuritsyn, Alexey; Craig, Darren; Fiksel, Gennady; Miller, Matt; Cylinder, David; Yamada, Masaaki // Review of Scientific Instruments;Oct2006, Vol. 77 Issue 10, p10F112 

    Two insertable optical probes have been constructed to measure local ion temperature and flow velocity using the idea proposed by Fiksel et al. [Rev. Sci. Instrum. 69, 2024 (1998)]. The light from plasma is collected by an optical fiber bundle and transported to a high resolution spectrometer....

  • Ultrasonic Catheters Give Cardiologists Boost in Observing Internal Blood Vessels. Goldsmith, Marsha F. // JAMA: Journal of the American Medical Association;10/24/90-10/31/90, Vol. 264 Issue 16, p2046 

    Reports on the use of miniature ultrasonic probes by cardiologists on coronary and peripheral vasculature studies. Components of the devices; Features; List of manufacturers of the devices.

  • Analytical fit of the I-V characteristic for cylindrical and spherical probes in electronegative plasmas. Crespo, R. Morales; Palop, J. I. Fernández; Hernández, M. A.; Borrego del Pino, S.; Ballesteros, J. // Journal of Applied Physics;11/1/2004, Vol. 96 Issue 9, p4777 

    This paper developes a theoretical model for the sheath that surrounds cylindrical and spherical Langmuir probes immersed in an electronegative plasma. The model allows the electric potential profile surrounding the negatively polarized probe, the densities of the different charged particles...


Read the Article


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

Try another library?
Sign out of this library

Other Topics