 |
|||
|
|
|||
|
|
|||
| ||||||||||
|
|  DOE-STD-1185-2004
Supporting Knowledge and/or Skills
a.
Define the following terms:
Excitation energy
Critical energy
Fissile material
Fissionable material
Fertile material
b.
Describe the curve of binding energy per nucleon vs. mass number and give a
qualitative description of the reasons for its shape.
c.
Explain why only the heaviest nuclei are easily fissioned.
d.
Explain why uranium-235 fissions wi th thermal neutrons and uranium-238 fissions
only with fast neutrons.
e.
Discuss the effects and applications of the following factors relevant to criticality
safety of operations:
Mass
Shape
Separation
Moderation
Concentration
Volume
Density
Neutron absorbers
Heterogeneity
Enrichment
f.
Discuss the influence of the presence of non-fissionable materials in contact with
fissionable material on nuclear criticality safety.
g.
Discuss the following processes and their application in nuclear explosive design:
Nuclear fission
Nuclear fusion
h.
Define the term "fissile materials" and give examples applicable to nuclear explosive
design.
2.
Nuclear explosive safety study personnel must have knowledge of the materials
used in nuclear weapons and nuclear explosives, including hazardous properties.
Supporting Knowledge and/or Skills
a.
Discuss the mechanical, chemical, nuclear, and radiological characteristics and
related hazards from the following materials used in nuclear explosives/weapons:
6
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals