Multi-functional NMR probe

Details Multi-functional NMR probe Multi-functional NMR probe

2008-04-01

2008-04-01

Arana, Louis M. (Department: 2859)

Electricity: measuring and testing

Particle precession resonance

Spectrometer components

C324S318000

Reexamination Certificate

active

07352185

ABSTRACT:
A single RF port, multiply-resonant circuit comprises coupled resonant sub-circuits coupled through an adjustable reactive element exhibiting a dynamic range that includes a value of the reactive component of sufficient magnitude to produce an impedance producing substantial mutual isolation of the sub-circuits.

REFERENCES:
patent: 5162739 (1992-11-01), Doty
patent: 5424645 (1995-06-01), Doty
patent: 5861748 (1999-01-01), Schaefer et al.
patent: 5982179 (1999-11-01), Munsell et al.
Article by Schnall, et al., entitled A New Double-Turned Probe for Concurrent 1H and 31P NMR,published in the Journal of Magnetic Resonance, 65, 000-000, (1985).
Article by Haase, et al., entitled “Double Resonance Probes for Close Frequencies”, published in the Journal of Magnetic Resonance, 135, 273-279 (1998).
Article by Hu, et al., entitled “Single-Input Double-Tuned Circuit for Double Resonance Nuclear Magnetic Resonance Experiments”, published in the Review of Scientific Instruments, vol. 69, No. 2, Feb. 1998, pp. 477-478.
Publication “Z-Spec Operational Manual” published by Nalorac Cryogenics Corporation, pp. 1-8.
Publication No. 01-000121-00 Rev. J00505 entitled “AutoSwitchable, 4 Nucleus, and ATB NMR Probes” published by Varian, Inc. NMR Systems, pp. 1-29.

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