by Division of Regulatory Applications, Office of Nuclear Regulatory Research, U.S. Nuclear Regulatory Commission in Washington, DC .
Written in English
|Other titles||Inhaled ²³⁹PuO₂ nd or total body gamma radiation ....|
|Statement||prepared by R.E. Filipy ... [et al.].|
|Contributions||Filipy, R. E., Pacific Northwest Laboratory., U.S. Nuclear Regulatory Commission. Office of Nuclear Regulatory Research. Division of Regulatory Applications.|
|The Physical Object|
|Pagination||1 v. (various pagings) :|
Inhaled /sup /Pm and/or total-body gamma radiation: Early mortality and morbidity in ratsCited by: 1. Get this from a library! Inhaled ¹⁴⁷Pm and/or total-body gamma radiation: early mortality and morbidity in rats. [R E Filipy; U.S. Nuclear Regulatory Commission. Office of Nuclear Regulatory Research. Division of Regulatory Applications.; Pacific Northwest Laboratory.;]. External exposure to ambient radiation may be a small contributor to the total dose of a member of the public in many dose reconstructions. However, external exposures can be significant for noble gases such as 41 Ar or Xe or long-lived radionuclides that are deposited on the ground. This exposure may be the easiest to estimate, albeit with some uncertainty, if suitable environmental. Transitions between excited states (or excited states and the ground state) of a nuclide lead to the emission of gamma can be classified by their multipolarity. There are two kinds: electric and magnetic multipole radiation. Each of these, being electromagnetic radiation, consists of an electric and a magnetic field.
Gamma radiation is released from many of the radioisotopes found in the natural radiation decay series of uranium, thorium and actinium as well as being emitted by the naturally occurring radioisotopes potassium and carbon These are found in all rocks and soil and even in our food and water. Gamma Radiation: A brief background. Gamma particles consist of energy photons and were discovered by Paul Villard in when he was researching gamma radiation that comes from radium. These particles are a form of ionizing radiation and can be dangerous to humans, animals and plant life. The decay of the atomic nucleus downgrades from high. Gamma Rays. Gamma rays, also known as gamma radiation, refers to electromagnetic radiation (no rest mass, no charge) of a very high rays are high-energy photons with very short wavelengths and thus very high frequency. Since the gamma rays are in substance only a very high-energy photons, they are very penetrating matter and are thus biologically hazardous. Key features of gamma rays are summarized in following few points. Gamma rays are high-energy photons (about 10 times as much energy as the visible photons),; The same photons as the photons forming the visible range of the electromagnetic spectrum – light. Photons (gamma rays and X-rays) can ionize atoms directly (despite they are electrically neutral) through the Photoelectric effect.
Abstract. Excess lung cancer risk has been associated with exposure to alpha particle radiation from inhaled radon daughter products among uranium miners in Czechoslovakia, Canada, The United States, and elsewhere, and with exposure to gamma rays and neutrons from the atomic bombings of Hiroshima and Nagasaki, Japan. The major types of ionizing radiation emitted during radioactive decay are alpha particles, beta particles and gamma rays. Other types, such as x-rays, can occur naturally or be machine-produced. Scientists have also learned that radiation sources are naturally all around us. Radiation. Gamma rays are the most energetic form of electromagnetic radiation, with a very short wavelength of less than one-tenth of a nanometer. Gamma radiation is the product of radioactive atoms. Depending upon the ratio of neutrons to protons within its nucleus, an . Results of calculations of external gamma radiation exposure rates from local fallout and the related radionuclide composition from the SIMON event of Operation Upshot -- Knothole, [Hicks, Harry G] on *FREE* shipping on qualifying offers. Results of calculations of external gamma radiation exposure rates from local fallout and the related radionuclide composition from the.