Radioecology -- Brazil : Ecos do Brasil. Pgm 06, Ecos radioativos / direção e roteiro, Dener Giovanini ; produtora, Joana Levy
2011
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Radioecology -- Congresses : Equidosimetry : ecological standardization and equidosimetry for radioecology and environmental ecology / edited by F. Bréchignac and G. Desmet
Radiofrequency. : Transformational Satellite (TSAT) Communications Systems. Falling Short on Delivering Advanced Capabilities and Bandwidth to Ground-Based Users
Radiofrequency spectroscopy -- Congresses. : NMR and EPR spectroscopy / papers presented at Varian's Third Annual Workshop on Nuclear Magnetic Resonance and Electron Paramagnetic Resonance, held at Palo Alto, California
Isotopes that exhibit radioactivity and undergo radioactive decay. (From Grant & Hackh's Chemical Dictionary, 5th ed & McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
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Radiogolven. : Hickman's analog and RF circuits / Ian Hickman
1998
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Radiogpraphy : Neutron imaging and applications : a reference for the imaging community / Ian S. Anderson, Robert L. McGreevy, Hassina Z. Bilheux, editors
2009
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RADIOGRAFIA (CONGRESSOS) : Radiography with neutrons : [proceedings of a] conference held 10-11 September, 1973 at the University of Birmingham / technical editor, M.R. Hawkesworth
1975
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Radiografía -- Matemáticas : Application-inspired linear algebra / Heather A. Moon, Thomas J. Asaki, Marie A. Snipes
2022
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Radiografia mèdica. : Medical imaging contrast agents : a clinical manual / Sukru Mehmet Erturk, Tomoaki Ichikawa, Suzan Saylisoy, editors
A noninvasive method for assessing BODY COMPOSITION. It is based on the differential absorption of X-RAYS (or GAMMA RAYS) by different tissues such as bone, fat and other soft tissues. The source of (X-ray or gamma-ray) photon beam is generated either from radioisotopes such as GADOLINIUM 153, IODINE 125, or Americanium 241 which emit GAMMA RAYS in the appropriate range; or from an X-ray tube which produces X-RAYS in the desired range. It is primarily used for quantitating BONE MINERAL CONTENT, especially for the diagnosis of OSTEOPOROSIS, and also in measuring BONE MINERALIZATION
Improvement in the quality of an x-ray image by use of an intensifying screen, tube, or filter and by optimum exposure techniques. Digital processing methods are often employed