CONVERSION ELECTRON SPECTRA OF Gd$sup 151$ AND Gd$sup 15$$sup 3$ (in Russian)
Journal Article
·
· Izvest. Akad. Nauk S.S.S.R. Ser. Fiz.
OSTI ID:4312957
Conversion spectra of long-period gndolinium isotopes obtained after an extensive irradintion of a tantalum target in a scattered proton beam at 660 Mev were studied. First the chemical method was employed to recover the rare-earth fraction; this was followed by the chromatographic recovery of the pure gadolinium fraction containing mostly neutron-deficient isotopes, decaying with electron capture or positron emission. The studies were carried out with a magnetic spectrometer wlth resolving power 0.5%. The film on the counter window let in electrons with energies above 7 kev. The spectra were measured after a month of target irradiation and several times during the following year. It was found that the slowly changing area of the conversion spectrum was related to Gd/ sup 153/and Gd/sup 151/. The decay scheme of Gd/sup 153/ at 200 deg C an Eu/ sup 153/, two variations of Gd/sup 151/ at 200 deg C an Eu/sup 151/, and the Coulomb excitation and decay scheme of Sm/sup 151/ at 200 deg C an Eu/sup 151/ are presented. (R.V.J.)
- Research Organization:
- Zhdanov Leningrad State Univ.
- NSA Number:
- NSA-12-013424
- OSTI ID:
- 4312957
- Journal Information:
- Izvest. Akad. Nauk S.S.S.R. Ser. Fiz., Journal Name: Izvest. Akad. Nauk S.S.S.R. Ser. Fiz. Vol. Vol: 22
- Country of Publication:
- Country unknown/Code not available
- Language:
- Russian
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Related Subjects
CAPTURE
CHROMATOGRAPHY
COULOMB EXCITATION
COUNTERS
DECAY
ELECTRONS
EMISSION
ENERGY RANGE
EUROPIUM 151
EUROPIUM 153
EXCITATION
FILMS
GADOLINIUM 151
GADOLINIUM 153
GADOLINIUM ISOTOPES
HALF-LIFE
INTERNAL CONVERSION
MAGNETIC FIELDS
MEASURED VALUES
MEV RANGE
PHYSICS
POSITRONS
PROTON BEAMS
QUALITATIVE ANALYSIS
RARE EARTHS
RECOVERY
RESOLUTION
SAMARIUM 151
SEPARATION PROCESSES
SPECTRA
SPECTROMETERS
TANTALUM
TARGETS
THICKNESS
WINDOWS
CHROMATOGRAPHY
COULOMB EXCITATION
COUNTERS
DECAY
ELECTRONS
EMISSION
ENERGY RANGE
EUROPIUM 151
EUROPIUM 153
EXCITATION
FILMS
GADOLINIUM 151
GADOLINIUM 153
GADOLINIUM ISOTOPES
HALF-LIFE
INTERNAL CONVERSION
MAGNETIC FIELDS
MEASURED VALUES
MEV RANGE
PHYSICS
POSITRONS
PROTON BEAMS
QUALITATIVE ANALYSIS
RARE EARTHS
RECOVERY
RESOLUTION
SAMARIUM 151
SEPARATION PROCESSES
SPECTRA
SPECTROMETERS
TANTALUM
TARGETS
THICKNESS
WINDOWS