Resonances and decay modes of sup 27 Al+ p for E sub p =3. 58--4. 06 MeV
Journal Article
·
· Physical Review, C (Nuclear Physics); (USA)
- Institute of Physics, Academia Sinica, Taipei, Taiwan, Republic of China (CN)
Many resonances in the reaction {sup 27}Al+{ital p} for {ital E}{sub {ital p}}=3.58--4.06 MeV were observed corresponding to excitation energies {ital E}{sub {ital x}}=15.03--15.50 MeV of the compound system {sup 28}Si. We measured the excitation functions for the decay mode with exit channels ({ital p}{sub 0--}{ital p4},{alpha}{sub 0},{alpha}{sub 1},{gamma}) in the above proton energy range with energy steps of 2 keV at 135{degree} and 145{degree} for proton and {alpha} particles and at 60{degree} for gamma rays. Two solid-state detectors and a 5.1 cm{times}5.1 cm NaI(Tl) scintillator were employed. High experimental resolution of {similar to}1 keV enables us to deduce the average {sup 28}Si level spacing in the region of 15 MeV excitation. The structure of resonances is discussed and energies, together with widths of resonances, are presented. The {ital J}{sup {pi}} assignment for several resonances was proposed as well.
- OSTI ID:
- 5796027
- Journal Information:
- Physical Review, C (Nuclear Physics); (USA), Journal Name: Physical Review, C (Nuclear Physics); (USA) Vol. 43:6; ISSN 0556-2813; ISSN PRVCA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
651420* -- Nuclear Properties & Reactions
A=20-38
Experimental
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
ALPHA DECAY
ALUMINIUM 27 TARGET
ANGULAR MOMENTUM
BARYON REACTIONS
CAPTURE
CHARGED-PARTICLE REACTIONS
COMPOUND NUCLEI
CROSS SECTIONS
DECAY
ENERGY LEVELS
ENERGY RANGE
EVEN-EVEN NUCLEI
EXCITATION FUNCTIONS
FUNCTIONS
GAMMA DECAY
GAMMA SPECTROSCOPY
HADRON REACTIONS
INELASTIC SCATTERING
ISOTOPES
LIGHT NUCLEI
MEV RANGE
MEV RANGE 01-10
NUCLEAR DECAY
NUCLEAR REACTIONS
NUCLEI
NUCLEON REACTIONS
PARITY
PARTICLE PROPERTIES
PROTON REACTIONS
RESONANCE
RESONANCE SCATTERING
SCATTERING
SILICON 28
SILICON ISOTOPES
SPECTROSCOPY
SPIN
STABLE ISOTOPES
TARGETS
A=20-38
Experimental
73 NUCLEAR PHYSICS AND RADIATION PHYSICS
ALPHA DECAY
ALUMINIUM 27 TARGET
ANGULAR MOMENTUM
BARYON REACTIONS
CAPTURE
CHARGED-PARTICLE REACTIONS
COMPOUND NUCLEI
CROSS SECTIONS
DECAY
ENERGY LEVELS
ENERGY RANGE
EVEN-EVEN NUCLEI
EXCITATION FUNCTIONS
FUNCTIONS
GAMMA DECAY
GAMMA SPECTROSCOPY
HADRON REACTIONS
INELASTIC SCATTERING
ISOTOPES
LIGHT NUCLEI
MEV RANGE
MEV RANGE 01-10
NUCLEAR DECAY
NUCLEAR REACTIONS
NUCLEI
NUCLEON REACTIONS
PARITY
PARTICLE PROPERTIES
PROTON REACTIONS
RESONANCE
RESONANCE SCATTERING
SCATTERING
SILICON 28
SILICON ISOTOPES
SPECTROSCOPY
SPIN
STABLE ISOTOPES
TARGETS