3.1-HOUR Y$sup 90$m
Journal Article
·
· Physical Review (U.S.) Superseded in part by Phys. Rev. A, Phys. Rev. B: Solid State, Phys. Rev. C, and Phys. Rev. D
A 3.1-hr isomer, Y/sup 90m/, was produced by neutron capture in yttrium. The isomeric transition consists of two coincident gamma rays of nearly equal intensity and energies, 203 kev and 480 kev, Mass and atomic number assignment was made by cross bombardment and chemical separations. Modes of preduction were Y/sup 89/(n, gamma )Y/sup 90m/ (thenmal and epicadmium neutrons) and Nb/sup 93/ (n, alpha )Y/sup 90m/m, and Zr/sup 90/ (n,p)Y/sup 90m/ (14-Mev neutrons). (auth)
- Research Organization:
- Oak Ridge National Lab., Tenn.
- NSA Number:
- NSA-15-031649
- OSTI ID:
- 4833042
- Journal Information:
- Physical Review (U.S.) Superseded in part by Phys. Rev. A, Phys. Rev. B: Solid State, Phys. Rev. C, and Phys. Rev. D, Journal Name: Physical Review (U.S.) Superseded in part by Phys. Rev. A, Phys. Rev. B: Solid State, Phys. Rev. C, and Phys. Rev. D Vol. Vol: 123; ISSN PHRVA
- Country of Publication:
- Country unknown/Code not available
- Language:
- English
Similar Records
NEW YTTRIUM ISOMERS OF MASSES 86 AND 90
ISOMERIC LEVEL IN Y$sup 9$$sup 0$
The (n, 2n) excitation functions are given for Zn{sup 64}, Br{sup 79}, Ag{sup 107}, Sb{sup 121}, and Pr{sup 141}. Evidence is presented for a 7+ isomeric state in Y{sup 90} at 0. 685 MeV. Zr{sup 90} (n, p)Y{sup 90m} and Nb{sup 93}(n, a)Y{sup 9om}
Journal Article
·
Sat Jul 01 00:00:00 EDT 1961
· Physical Review (U.S.) Superseded in part by Phys. Rev. A, Phys. Rev. B: Solid State, Phys. Rev. C, and Phys. Rev. D
·
OSTI ID:4027006
ISOMERIC LEVEL IN Y$sup 9$$sup 0$
Journal Article
·
Sat Dec 31 23:00:00 EST 1960
· Nuclear Phys.
·
OSTI ID:4816189
The (n, 2n) excitation functions are given for Zn{sup 64}, Br{sup 79}, Ag{sup 107}, Sb{sup 121}, and Pr{sup 141}. Evidence is presented for a 7+ isomeric state in Y{sup 90} at 0. 685 MeV. Zr{sup 90} (n, p)Y{sup 90m} and Nb{sup 93}(n, a)Y{sup 9om}
Technical Report
·
Sat Apr 14 23:00:00 EST 1962
·
OSTI ID:23131954
Related Subjects
ALPHA PARTICLES
ATOMS
ELECTRIC CHARGES
ELECTRONS
ENERGY RANGE
EPITHERMAL NEUTRONS
FAST NEUTRONS
GAMMA CASCADES
GAMMA RADIATION
HALF-LIFE
ISOMERS
KEV RANGE
MASS
MEASURED VALUES
MEV RANGE
NEUTRON BEAMS
NIOBIUM 93
NUCLEAR REACTIONS
PHYSICS
RADIOCHEMISTRY
SEPARATION PROCESSES
TARGETS
THERMAL NEUTRONS
TRANSIENTS
YTTRIUM 89
YTTRIUM 90
ATOMS
ELECTRIC CHARGES
ELECTRONS
ENERGY RANGE
EPITHERMAL NEUTRONS
FAST NEUTRONS
GAMMA CASCADES
GAMMA RADIATION
HALF-LIFE
ISOMERS
KEV RANGE
MASS
MEASURED VALUES
MEV RANGE
NEUTRON BEAMS
NIOBIUM 93
NUCLEAR REACTIONS
PHYSICS
RADIOCHEMISTRY
SEPARATION PROCESSES
TARGETS
THERMAL NEUTRONS
TRANSIENTS
YTTRIUM 89
YTTRIUM 90