Published January 1991 | Version v1
Journal article

Half-lives and Qβ measurements for new nuclei of 89Tc and 89mTc

  • 1. Tsukuba Univ., Sakura, Ibaraki (Japan). Inst. of Physics
  • 2. Kyushu Univ., Fukuoka (Japan). Dept. of Physics

Description

Neutron deficient isotopes of 89Tc and 89mTc have been produced through the 60Ni(32S, p 2n)89Tc at 95 MeV and the 58Ni(35Cl, 2p 2n)89Tc reaction at 135 MeV. A rotating catcher foil system used to collect the activities and transfer them to a measuring position for β-γ spectroscopy. The half-lives of 89Tc and 89mTc were measured to be 12.8±0.9 s and 12.9±0.8 s, respectively. The total decay energy, QEC, for 89Tc was determined to be 7.51±0.21 MeV. (orig.)

Additional details

Publishing Information

Journal Title
Zeitschrift fuer Physik. A, Hadrons and Nuclei
Journal Volume
338
Journal Issue
1
Series
Z. Phys., A Hadrons Nuclei.
Journal Page Range
7-10

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
22027819
Subject category
S73: NUCLEAR PHYSICS AND RADIATION PHYSICS;
Resource subtype / Literary indicator
Numerical Data
Descriptors DEI
BETA-PLUS DECAY; CHLORINE 35 REACTIONS; DE-EXCITATION; DELAYED GAMMA RADIATION; ELECTRON CAPTURE DECAY; EXCITED STATES; EXPERIMENTAL DATA; E3-TRANSITIONS; GAMMA CASCADES; GAMMA SPECTRA; GROUND STATES; HALF-LIFE; HEAVY ION FUSION REACTIONS; ISOMERIC NUCLEI; K CONVERSION; MEV RANGE 10-100; MEV RANGE 100-1000; MOLYBDENUM 89; MULTIPOLARITY; NEUTRON-DEFICIENT ISOTOPES; NEUTRONS; NICKEL 58 TARGET; NICKEL 60 TARGET; PARITY; PHOTONS; PROTONS; Q-VALUE; SPIN; SULFUR 32 REACTIONS; TECHNETIUM ISOTOPES
Descriptors DEC
ANGULAR MOMENTUM; BARYONS; BETA DECAY; BETA DECAY RADIOISOTOPES; BETA-PLUS DECAY RADIOISOTOPES; BOSONS; CATIONS; CHARGED PARTICLES; CONVERSION; DATA; DECAY; ELECTROMAGNETIC RADIATION; ELECTRON CAPTURE RADIOISOTOPES; ELEMENTARY PARTICLES; ENERGY; ENERGY LEVELS; ENERGY RANGE; ENERGY-LEVEL TRANSITIONS; EVEN-ODD NUCLEI; FERMIONS; GAMMA RADIATION; HADRONS; HEAVY ION REACTIONS; HYDROGEN IONS; HYDROGEN IONS 1 PLUS; INFORMATION; INTERMEDIATE MASS NUCLEI; INTERNAL CONVERSION; IONIZING RADIATIONS; IONS; ISOMERIC TRANSITION ISOTOPES; ISOTOPES; MASSLESS PARTICLES; MEV RANGE; MILLISEC LIVING RADIOISOTOPES; MINUTES LIVING RADIOISOTOPES; MOLYBDENUM ISOTOPES; MULTIPOLE TRANSITIONS; NUCLEAR CASCADES; NUCLEAR DECAY; NUCLEAR REACTIONS; NUCLEI; NUCLEONS; NUCLEOSYNTHESIS; NUMERICAL DATA; PARTICLE PROPERTIES; RADIATIONS; RADIOISOTOPES; SPECTRA; SYNTHESIS; TARGETS