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Title: High-pressure, high-temperature magic angle spinning nuclear magnetic resonance devices and processes for making and using same

Patent ·
OSTI ID:1222633

Re-usable ceramic magic angle spinning (MAS) NMR rotors constructed of high-mechanic strength ceramics are detailed that include a sample compartment that maintains high pressures up to at least about 200 atmospheres (atm) and high temperatures up to about least about 300.degree. C. during operation. The rotor designs minimize pressure losses stemming from penetration over an extended period of time. The present invention makes possible a variety of in-situ high pressure, high temperature MAS NMR experiments not previously achieved in the prior art.

Research Organization:
Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-76RL01830
Assignee:
Battelle Memorial Institute (Richland, WA)
Patent Number(s):
9,151,813
Application Number:
13/961,012
OSTI ID:
1222633
Resource Relation:
Patent File Date: 2013 Aug 07
Country of Publication:
United States
Language:
English

References (6)

DOR NMR sample spinner patent June 1994
High temperature NMR sample spinner patent August 1994
NMR MAS sealing sample cells and methods patent April 2000
Devices and Process for High-Pressure Magic Angle Spinning Nuclear Magnetic Resonance patent-application June 2012
High-pressure magic angle spinning nuclear magnetic resonance journal October 2011
Rotor design for high pressure magic angle spinning nuclear magnetic resonance journal January 2013