SEVERAL SPALLATION REACTIONS OF URANIUM-238 PLUS HELIUM-4 (thesis)
Technical Report
·
OSTI ID:4348881
A radiochemical study is presented of the reactions of helium ions of energies less than 48 Mev with U/sup 238/ to produce the spallation products U/ sup 237/, U/sup 239, Np/sup 238/, and Pu/sup 238/. A search for the product of an ( alpha 2p) reaction, U/sup 240/, was unsuccessful. The ( alpha , alpha n), ( alpha ,2pn), and ( alpha ,p3n) reactions are discussed in terms of direct- interaction mechanisms, while the ( alpha ,4n) reaction appears to be typical of the well-known compound-nucleus process. Calculated values of GAMMA /sub n// GAMMA /sub t/ for the plutonium isotopes 239 through 242 based on the experimental cross sections of the ( alpha ,4n) reactioa are given. On the basis of these values, theoretical excitation functions are constructed for the ( alpha ,n; 2n; 3n) reactions of U/sup 238/. (auth)
- Research Organization:
- California Univ., Berkeley, CA (US). Radiation Lab.
- DOE Contract Number:
- W-7405-ENG-48
- NSA Number:
- NSA-12-008764
- OSTI ID:
- 4348881
- Report Number(s):
- UCRL-8186
- Country of Publication:
- United States
- Language:
- English
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EXCITATION FUNCTIONS OF U$sup 235$ AND U$sup 238$ BOMBARDED WITH HELIUM AND DEUTERIUM IONS
Technical Report
·
Fri Jun 01 00:00:00 EDT 1956
·
OSTI ID:915452
SPALLATION REACTIONS OF PLUTONIUM-240 WITH HELIUM IONS AND PLUTONIUM-242 WITH DEUTERONS (thesis)
Technical Report
·
Wed Dec 31 23:00:00 EST 1958
·
OSTI ID:4274834
EXCITATION FUNCTIONS OF U$sup 235$ AND U$sup 238$ BOMBARDED WITH HELIUM AND DEUTERIUM IONS
Journal Article
·
Tue Mar 31 23:00:00 EST 1959
· Physical Review (U.S.) Superseded in part by Phys.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:4270845
Related Subjects
ALPHA BEAMS
ALPHA PARTICLES
COMPOUND NUCLEI
CROSS SECTIONS
ENERGY RANGE
EXCITATION
FISSION
FISSION PRODUCTS
HELIUM 4
INTERACTIONS
IONS
LIFETIME
NEPTUNIUM 238
NEUTRONS
NUCLEAR REACTIONS
NUCLEI
PHYSICS
PLUTONIUM 238
PLUTONIUM 239
PLUTONIUM 240
PLUTONIUM 241
PLUTONIUM 242
PROTONS
RADIOCHEMISTRY
URANIUM 237
URANIUM 238
URANIUM 239
URANIUM 240
ALPHA PARTICLES
COMPOUND NUCLEI
CROSS SECTIONS
ENERGY RANGE
EXCITATION
FISSION
FISSION PRODUCTS
HELIUM 4
INTERACTIONS
IONS
LIFETIME
NEPTUNIUM 238
NEUTRONS
NUCLEAR REACTIONS
NUCLEI
PHYSICS
PLUTONIUM 238
PLUTONIUM 239
PLUTONIUM 240
PLUTONIUM 241
PLUTONIUM 242
PROTONS
RADIOCHEMISTRY
URANIUM 237
URANIUM 238
URANIUM 239
URANIUM 240