Radioisotopes in Science and Industry: A Special Report, Volume 7 |
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Page 1
... radiation . BEGINNING OF THE ISOTOPES PROGRAM The existence of isotopes apparently first was discovered about 1907 after nearly a decade of experiment with naturally radioactive materials and their emanations . The discovery was that ...
... radiation . BEGINNING OF THE ISOTOPES PROGRAM The existence of isotopes apparently first was discovered about 1907 after nearly a decade of experiment with naturally radioactive materials and their emanations . The discovery was that ...
Page 3
... radioactivity . The supremacy of radioactive elements as tracers to define physiological processes is readily ... material or a true part thereof . Some disease processes that have been studied are cancer , leukemia , heart malfunctions ...
... radioactivity . The supremacy of radioactive elements as tracers to define physiological processes is readily ... material or a true part thereof . Some disease processes that have been studied are cancer , leukemia , heart malfunctions ...
Page 16
... Radioactivity is induced in certain elements of blood or other biological material by exposing them to thermal neutrons in a reactor . By analysis of the radioactivity in- duced , the amount of an element present can be measured . This ...
... Radioactivity is induced in certain elements of blood or other biological material by exposing them to thermal neutrons in a reactor . By analysis of the radioactivity in- duced , the amount of an element present can be measured . This ...
Page 18
... Radioactivity is induced in certain elements of blood or other biological material by exposing them to thermal neutrons in a reactor . By analysis of the radioactivity in- duced , the amount of an element present can be measured . This ...
... Radioactivity is induced in certain elements of blood or other biological material by exposing them to thermal neutrons in a reactor . By analysis of the radioactivity in- duced , the amount of an element present can be measured . This ...
Page 20
... radioactivity at the tumor surface . Although the difference in count rates is not very high , a ratio of 7 to 1 or ... radioactive material in normal tissue should be relatively low . The radiation emitted by the isotope should prefer ...
... radioactivity at the tumor surface . Although the difference in count rates is not very high , a ratio of 7 to 1 or ... radioactive material in normal tissue should be relatively low . The radiation emitted by the isotope should prefer ...
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Common terms and phrases
activity agricultural amendments amounts analysis applications Atomic Energy Commission auxin beta beta particle beta radiation byproduct material cancer carbon 14 cesium chemical cobalt 60 Commission's compounds concentrations contained cost curies designed determine device effects electron elements equipment fission products gages gamma half-life individual industrial inspection Institute involved iodine ionizing radiation irradiation Item krypton labeled levels licensed material measure ment metabolism method molecules National Laboratory neutron nuclear Oak Ridge operation organic particles percent permit phosphorus photosynthesis plant problems procedures promethium pursuant quantities radiation exposure radio radioactive isotopes radioactive material radiography radioiso radioisotopes reaction reactor regulations research and development restricted area safety sealed source sodium soil specific license specified in Appendix strontium strontium 90 techniques teletherapy tests thyroid tion topes tracer tritium tube tumor types U.S. Atomic Energy United vitamin B 12 whole body X-ray
Popular passages
Page 171 - research and development" means (1) theoretical analysis, exploration, or experimentation; or (2) the extension of investigative findings and theories of a scientific or technical nature into practical application for experimental and demonstration purposes, including the experimental production and testing of models, devices, equipment, materials, and processes. y. The term "Restricted Data...
Page 134 - special nuclear material' means (1) plutonium, uranium enriched in the isotope 233 or in the isotope 235, and any other material which the Commission, pursuant to the provisions of section 51, determines to be special nuclear material, but does not include source material; or (2) any material artificially enriched by any of the foregoing, but does not include source material.
Page 171 - byproduct material' means (1) any radioactive material (except special nuclear material) yielded in or made radioactive by exposure to the radiation incident to the process of producing or utilizing special nuclear material...
Page 175 - Violations. An injunction or other court order may be obtained prohibiting any violation of any provision of the act or any regulation or order issued thereunder.
Page 175 - The Commission shall not permit the distribution of any byproduct material to any licensee, and shall recall or order the recall of any distributed material from any licensee, who is not equipped to observe or who fails to observe such safety standards to protect health as may be established by the Commission or who uses such material in violation of law or regulation of the Commission or in a manner other than as disclosed in the application therefor or approved by the Commission.
Page 171 - ... shall not be deemed to include any exposure of an individual to radiation for the purpose of medical diagnosis or medical therapy of such individual. (11) "Person...
Page 136 - Nothing in the regulations in this part shall be interpreted as limiting the intentional exposure of patients to radiation for the purpose of medical diagnosis or medical therapy.
Page 103 - Commission on legislation, policies, administration, research, and other matters; (2) establish by regulation or order such standards and instructions to govern the possession and use of fissionable and byproduct materials as the Commission may deem necessary or desirable to protect health or to minimize danger from explosions and other hazards to life or property...
Page 173 - The applicant is qualified by training and experience to use the material for the purpose requested in such manner as to protect health and minimize danger to life or property; and (d) The applicant satisfies any applicable special requirements contained in § 30.24.
Page 138 - ... the average monthly quantity of water released by the licensee, will not result in an average concentration exceeding the limits specified in Appendix B, Table I, Column 2 of this part; and (d) The gross quantity of licensed and other radioactive material released into the sewerage system by the licensee does not exceed one curie per year. Excreta from Individuals undergoing medical diagnosis or therapy with radioactive material shall be exempt from any limitations contained In this section.