Electricity: measuring and testing – Particle precession resonance – Spectrometer components
Patent
1995-06-07
1997-07-01
Arana, Louis M.
Electricity: measuring and testing
Particle precession resonance
Spectrometer components
324322, G01V 300
Patent
active
056442351
ABSTRACT:
The use of audio signals from rotating samples in an NMR probe in a polarizing magnetic field as part of a nuclear magnetic spectrometer is presented.
REFERENCES:
patent: 3815426 (1974-06-01), Rohner
patent: 4452079 (1984-06-01), Tiller
patent: 4456882 (1984-06-01), Doty
patent: 4511841 (1985-04-01), Bartuska et al.
patent: 4739270 (1988-04-01), Daugaard et al.
patent: 5115671 (1992-05-01), Hicho
J. W. Beams, "An Apparatus for Obtaining High Speeds of Rotation", Rev. Sci. Instrum., 1, (Nov. 1930), pp. 667-671.
J. W. Beams, "High Rotational Speeds", J. Appl. Phys., 8, (Dec. 1937), pp.795-806.
W. D. Garman, "A Study of the High-Speed Centrifuge", Rev. Sci. Instrum., 4, (Aug. 1993), pp. 450-453.
E. R. Andrew et al.,"Nuclear Magnetic Resonance Spectra From A Crystal Rotated at High Speed", Nature, Lond., 182, (Dec. 1958), p.1659.
I. J. Lowe, "Free Induction Decays of Rotating Solids", Phys. Rev Lett., 2, (Apr. 1959), pp. 285-287 .
E.R. Andrew et al., "High-Speed Rotors for Nuclear Magnetic Resonance Studies on Solids",J. Mag. Res., 1, (1969), pp. 27-34.
R. G. Pembleton et al., "NMR Probe For Combined Homonuclear Multiple Pulse Decoupling and Magic Angle Spinning", Rev. Sci. Instrum., 48, (Oct. 1977), pp. 1286-1289.
S. J. Opella et al., "Quick Sample Change Probe For Magic-Angle-Spinning NMR in a Superconducting Magnet", J. Mag. Res., 37, (1980), pp. 165-169.
K. W. Zilm et al., "A High-Speed Magic Angle Spinner", published in J. Mag. Res., 30, (1978), pp. 563-570.
B. Schneider et al., "A Variable-Temperature Probe For the Measurement of .sup.1 H NMR Spectra With Magic-Angle Rotation", J. Mag. Res., 37, (1980), pp. 41-47.
V. J. Bartuska et al.,"A Magic-Angle Spinning System For Bullet-Type Rotors in Electromagnets", J. Mag. Res., 42, (1981), pp. 312-321.
F. D. Doty et al.,"Design of High Speed Cylindrical NMR Sample Spinners",Rev. Sci. Instrum., 52 (12), (Dec. 1981), pp. 1868-1875.
R. Eckman et al.,"Deuterium NMR in Solids with a Cylindrical Magic Angle Sample Spinner",J. Mag. Res., 41, (1980), pp. 440-446.
Thomas D. Maier et al.,"Microprocessor-Based Magic-Angle-Sample-Spinning Rate Controller" J. Mag. Res., 91, (1991) pp. 165-169.
J. N. Lee et al.,"Cylindrical Spinner and Speed Controller for Magic Angle Spinning Nuclear Magnetic Resonance",Rev. Sci. Instrum., 55, (Apr. 1984), pp. 516-520.
H.J. deGroot et al.,"Magic-Angle-Sample-Spinning NMR Difference Spectroscopy",J. Mag. Res., 77, (1988), pp. 251-257.
A. Samoson et al.,entitled"Double Rotor for Solid-State NMR",Rev. Sci. Instrum., 60, (Oct.1989), pp. 3239-3241.
S. J. Putterman, "Sonoluminescence: Sound Into Light",Scientific American, (Feb. 1995), pp. 46-51.
Varian brochure entitled, Spinning Speed Control in MAS Experiments, (1993) .
Arana Louis M.
Berkowitz Edward H.
Varian Associates Inc.
LandOfFree
Use of audio signals for monitoring sample spinning speeds in nu does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Use of audio signals for monitoring sample spinning speeds in nu, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Use of audio signals for monitoring sample spinning speeds in nu will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-600184