Directional effects in radioactivity.
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Directional effects in radioactivity. by J. A. Spiers

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Published by [National Research Council of Canada] in Chalk River, Ont .
Written in English


  • Radioactivity

Book details:

The Physical Object
Pagination90 p. diagrs.
Number of Pages90
ID Numbers
Open LibraryOL16559572M

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Radioactivity, property exhibited by certain types of matter of emitting energy and subatomic particles spontaneously. It is, in essence, an attribute of individual atomic nuclei. Radioactive decay is a property of several naturally occurring elements as well as of artificially produced isotopes of the elements. Radioactivity is generally used in life sciences for highly sensitive and direct measurements of biological phenomena, and for visualizing the location of biomolecules radiolabelled with a radioisotope.. All atoms exist as stable or unstable isotopes and the latter decay at a given half-life ranging from attoseconds to billions of years; radioisotopes useful to biological and experimental. The updated and much expanded 3e of the Handbook of Radioactivity Analysis is an authoritative reference providing the principles, practical techniques, and procedures for the accurate measurement of radioactivity from the very low levels encountered in the environment to higher levels measured in radioisotope research, clinical laboratories, biological sciences, radionuclide standardization. Radiation Effects of Nuclear Bomb Tests Beside shock, blast, and heat a nuclear bomb generates high intensity flux of radiation in form of γ-rays, x-rays, and neutrons as well as large abundances of short and long-lived radioactive nuclei which contaminate the entire area of the explosion and is distributed by atmospheric winds worldwide. T 1 File Size: 3MB.

@article{osti_, title = {Handbook of radiation effects}, author = {Holmes-Siedle, A and Adams, L}, abstractNote = {This book emphasizes radiation effects on solid state devices from exposure to the types of radiation found outside the atmosphere (in space, or in the vicinity of an exploding nuclear device). It contains a basic study of radiation shielding of payload components for. What causes radioactivity? As its name implies, radioactivity is the act of emitting radiation spontaneously. This is done by an atomic nucleus that, for some reason, is unstable; it "wants" to give up some energy in order to shift to a more stable configuration. The main objection against nuclear power is the risk of spread of “radioactivity” (radioactive elements) to the environment where it may cause health effects in humans. Such effects have already been discussed in chapter As mentioned previously there are several suggested methods for . Radioactivity - Radioactivity - Applications of radioactivity: Radioisotopes have found extensive use in diagnosis and therapy, and this has given rise to a rapidly growing field called nuclear medicine. These radioactive isotopes have proven particularly effective as tracers in certain diagnostic procedures. As radioisotopes are identical chemically with stable isotopes of the same element.

Radioactivity in popular culture seems to appear on one end of the spectrum or the other, causing panic and death or giving comic book heroes superpowers. When used properly, radioactivity does not pose much danger. In some cases, radioactivity can even help save a . People’s Physics Book Ch Beta Decay • Beta decay is the process in which one of the neutrons in an isotope decays, leaving a proton, electron and anti-neutrino. As a result, the nucleus decays into an atom that has the same number of nucleons, with one neutron replaced by a Size: 1MB. Introduction to radioactivity and radioactive decay Blaine T. Smith The atom 14 Definitions: the nuclear language 16 Nuclear forces 18 Radioactivity calculations 19 Emissions from radioactive decay and their interactions with matter 23 Nomenclature: decay schemes 38 Mathematics involved with radioactive decay 40 Effects of radiation on the body. The impact of radioactive pollution on human beings can vary from mild to fatal; the magnitude of the adverse effects largely depends on the level and duration of exposure to radioactivity. Low levels of localized exposure may only have a superficial effect and cause mild skin irritation.