MEASUREMENTS ON ELECTROMAGNETICALLY SEPARATED RADIOACTIVE ISOTOPES OF IODINE
Journal Article
·
· J. Inorg. and Nuclear Chem.
The mass range 124 to 135 of iodine isotopes formed in 170-Mev proton- induced fission of uranium has been studied using an electromagnetic isotope separator to prepare mass-detcrmined samples for Geiger-Muller counting. Relative formation cross sections are given for the shielded nuclides: 12.6 hr I/ sup 130/ (1.0), 25 min I/sup 128/ (0.7), 13 dav I/sup 126/ (0.4) and 4 day I/sup 124/ (O.1). The presence of a (2.6 plus or minus 0.8) hr half life in the mass 126 decay curve may indicate isomerism in I/sup 126/. Neutron deficient iodine isotopes down to mass number 118 were separated from spallation products of cesium. The following mass assignments are reported: I/sup 119/ (19 min) I/sup 120/ (1.4 hr), and I/sup 121/ (2.0 hr). (auth)
- Research Organization:
- Gustaf Werner Inst. for Nuclear Chemistry, Uppsala, Sweden
- NSA Number:
- NSA-12-002471
- OSTI ID:
- 4326573
- Journal Information:
- J. Inorg. and Nuclear Chem., Journal Name: J. Inorg. and Nuclear Chem. Vol. Vol: 5
- Country of Publication:
- Country unknown/Code not available
- Language:
- English
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Related Subjects
CESIUM-- CROSS SECTIONS-- DECAY-- ELECTRIC FIELDS-- ELECTROMAGNETIC FIELDS-- ENERGY RANGE-- FISSION-- FISSION PRODUCTS-- GEIGER-MUELLER COUNTERS-- HALF-LIFE-- IODINE-- IODINE ISOTOPES-- IODINE 119-- IODINE 120-- IODINE 121-- IODINE 124-- IODINE 126-- IODINE 128-- IODINE 130-- ISOMERS-- ISOTOPE SEPARATION-- ISOTOPES-- MAGNETIC FIELDS-- MASS-- MASS SPECTROMETERS-- MEASURED VALUES-- MEV RANGE-- NEUTRONS-- PRODUCTION-- PROTON BEAMS-- RADIOISOTOPES-- SEPARATION PROCESSES
CROSS SECTIONS-- DECAY-- ELECTRIC FIELDS-- ELECTROMAGNETIC FIELDS-- ENERGY RANGE-- FISSION-- FISSION PRODUCTS-- GEIGER- MUELLER COUNTERS-- HALF-LIFE-- IODINE-- IODINE ISOTOPES--
PHYSICS
CROSS SECTIONS-- DECAY-- ELECTRIC FIELDS-- ELECTROMAGNETIC FIELDS-- ENERGY RANGE-- FISSION-- FISSION PRODUCTS-- GEIGER- MUELLER COUNTERS-- HALF-LIFE-- IODINE-- IODINE ISOTOPES--
PHYSICS