Photochemical separation of isotopes
Patent
·
OSTI ID:6130711
A method for photochemical separation or enrichment of isotopes of carbon-13 and oxygen-18 employing 123.58 nm resonance radiation of KR of selected band-width and degrees of selfabsorption in order to excite selectively to the a1 pi v' 13 state, /sup 13/C/sup 16/O, /sup 12/C/sup 18/O, or both /sup 13/C/sup 16/O and /sup 12/C/sup 18/O simultaneously, in a mixture of isotopic CO molecules where the /sup 12/C/sup 16/ isotopic molecule is in a large excess. The electronically excited isotopic CO molecules react with a second reactant to yield isotope enriched final products which can be separated; for example, ground state co as second reactant yields CO/sub 2/ and C/sub 3/O/sub 2/ products.
- Assignee:
- Canadian Patents and Development Ltd (Canada)
- Patent Number(s):
- US 4374010
- OSTI ID:
- 6130711
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400203* -- Isotope Exchange & Isotope Separation-- (-1987)
CARBON 13
CARBON COMPOUNDS
CARBON ISOTOPES
CARBON MONOXIDE
CARBON OXIDES
CHALCOGENIDES
CHEMICAL REACTIONS
DECOMPOSITION
ELEMENTS
ENERGY-LEVEL TRANSITIONS
EVEN-EVEN NUCLEI
EVEN-ODD NUCLEI
EXCITATION
FLUIDS
GASES
ISOTOPE SEPARATION
ISOTOPES
KRYPTON
LIGHT NUCLEI
NONMETALS
NUCLEI
OXIDES
OXYGEN 18
OXYGEN COMPOUNDS
OXYGEN ISOTOPES
PHOTOCHEMICAL REACTIONS
PHOTOLYSIS
RARE GASES
RESONANCE
SEPARATION PROCESSES
STABLE ISOTOPES
400203* -- Isotope Exchange & Isotope Separation-- (-1987)
CARBON 13
CARBON COMPOUNDS
CARBON ISOTOPES
CARBON MONOXIDE
CARBON OXIDES
CHALCOGENIDES
CHEMICAL REACTIONS
DECOMPOSITION
ELEMENTS
ENERGY-LEVEL TRANSITIONS
EVEN-EVEN NUCLEI
EVEN-ODD NUCLEI
EXCITATION
FLUIDS
GASES
ISOTOPE SEPARATION
ISOTOPES
KRYPTON
LIGHT NUCLEI
NONMETALS
NUCLEI
OXIDES
OXYGEN 18
OXYGEN COMPOUNDS
OXYGEN ISOTOPES
PHOTOCHEMICAL REACTIONS
PHOTOLYSIS
RARE GASES
RESONANCE
SEPARATION PROCESSES
STABLE ISOTOPES