TITLE

Impedance-matching system for a flexible surface-coil-type resonator

AUTHOR(S)
Hirata, Hiroshi; Ono, Mutsuhiro
PUB. DATE
September 1997
SOURCE
Review of Scientific Instruments;Sep97, Vol. 68 Issue 9, p3528
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
Describes an impedance-matching system for a flexible surface-coil-type resonator used in electron paramagnetic resonance experiments. Matching system using varicap diodes; Equivalent circuit and input impedance of a flexible surface-coil-type resonator; Formulation of the input impedance.
ACCESSION #
4303438

 

Related Articles

  • Control of multipolar electron cyclotron resonance discharges using internal cavity impedance matchinga). Asmussen, J.; Mak, P. // Review of Scientific Instruments;May94, Vol. 65 Issue 5, p1753 

    Recently, electron cyclotron resonance (ECR) discharges have been successfully applied to numerous ion source applications. These range from accelerator to etching and thin film deposition applications, and have strong potentiaI for application in several commercial/industrial processes. Thus,...

  • Force-detected magnetic resonance in a field gradient of 250 000 Tesla per meter. Bruland, K. J.; Dougherty, W. M.; Garbini, J. L.; Sidles, J. A.; Chao, S. H. // Applied Physics Letters;11/23/1998, Vol. 73 Issue 21 

    We report the detection of slice-selective electron spin resonance with an external magnetic field gradient comparable to local interatomic gradients, using the techniques of magnetic resonance force microscopy. An applied microwave field modulated the spin-gradient force between a paramagnetic...

  • A flexible surface-coil-type resonator using triaxial cable. Hirata, Hiroshi; Ono, Mitsuhiro // Review of Scientific Instruments;Sep97, Vol. 68 Issue 9, p3595 

    Describes a flexible surface-coil-type resonator (FSCR) used for electron paramagnetic resonance (EPR) measurements. Use of triaxial cable to avoid anisotropy of flexure of the transmission line; Strength of the EPR signal measured with the triaxial FSCR as compared to the ones measured with...

  • Electron spin relaxation rates T[sub 1][sup -1] and T[sub 2][sup -1] in diluted solid N@C[sub 60]. Knorr, S.; Grupp, A.; Mehring, M.; Waiblinger, M.; Weidinger, A. // AIP Conference Proceedings;2000, Vol. 544 Issue 1, p191 

    We report on pulsed electron-spin-resonance (ESR) investigations of endohedral N@C[sub 60]. The measurements were performed in X band (9.5 GHz) and W band (94 GHz). Applying a two-pulse sequence with a variable flip angle of the second pulse, we could not only separate the contributions of the...

  • Continuous and stopped flow EPR spectrometer based on a loop gap resonator. Hubbell, Wayne L.; Froncisz, Wojciech; Hyde, James S. // Review of Scientific Instruments;Oct87, Vol. 58 Issue 10, p1879 

    A continuous and stopped flow EPR spectrometer based on a new loop gap resonator operating at X band is described. The important features of the instrument are: (1) very small amounts of material are consumed in both stopped and continuous flow modes of operation, (2) dead times on the order of...

  • Electron spin resonance study of high field stressing in metal-oxide-silicon device oxides. Warren, W. L.; Lenahan, P. M. // Applied Physics Letters;11/10/1986, Vol. 49 Issue 19, p1296 

    We find that two paramagnetic ‘‘trivalent silicon’’ centers appear to be responsible for damage resulting from Fowler–Nordheim injection of electrons into thermal oxides on silicon.

  • Paramagnetic centers at Si-SiO2 interfaces in silicon-on-insulator films. Carlos, W. E. // Applied Physics Letters;5/18/1987, Vol. 50 Issue 20, p1450 

    Electron spin resonance measurements of silicon-on-insulator materials formed oxygen implantation are reported. The principal paramagnetic defect observed is a Pb center at the interface between Si and SiO2 precipitates in the Si film over the buried oxide layer. The 29Si central hyperfine...

  • Pentavacancies in plastically deformed silicon. Brohl, M.; Kisielowski-Kemmerich, C.; Alexander, H. // Applied Physics Letters;6/15/1987, Vol. 50 Issue 24, p1733 

    High-pressure/low-temperature plastic deformation of silicon leads to the appearance of new electron spin resonance active centers. One of them could be identified to be the pentavacancy Si-P1, which also can be produced by irradiation. Depending on the deformation axis the defect occurs in...

  • Permeability of the Fullerene Cage of Endometallofullerene for Electron Spin Density. Koltover, V. K.; Parnyuk, T. A.; Bubnov, V. P.; Davydov, R. M. // Doklady Physics;May2002, Vol. 47 Issue 5, p329 

    Examines the permeability of the fullerene cage of endometallofullerene for electron spin density. Electron paramagnetic resonance of fullerene; Q-band spectra of fullerene in a polycarbonate film.

Share

Read the Article

Courtesy of THE LIBRARY OF VIRGINIA

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

Try another library?
Sign out of this library

Other Topics