| RVA | re-entrant ventricular arrhythmia; right ventricle activation; right vertebral artery |
|---|---|
| TAT | tetanus antitoxin; thematic apperception test; thematic aptitude test; thrombin-antithrombin complex... |
| TBNA | total body neutron activation; treated but not admitted |
| TBNAA | total body neutron activation analysis |
| UAS | upper abdomen surgery; upstream activation site |
| activation |
The process of making a material radioactive by bombardment with neutrons, protons, or other nuclear radiation.
Ãâó: www.oehs.wayne.edu/health%20phsics/glossaryA.html
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|---|---|
| activation analysis |
Analysis method used to measure the concentration of elements in samples by bombarding the sample with neutrons and measuring the energy and intensity of resulting gamma rays.
Ãâó: www.curtin.edu.au/curtin/centre/waisrc/OKLO/Access...
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| activation |
The time period during which an object performs an operation.
Ãâó: www.cbu.edu/~lschmitt/I351/glossary.htm
|
| activation energy |
the energy difference between reactants and the transition state
Ãâó: chemistry.umeche.maine.edu/CHY251/Terms6.html
|
| activation |
Process of removing last trace of oxide on a metal surface and a thin layer of the metal itself to ensure that the metal surface to be plated is electrochemically active. (see "etching")
Ãâó: www.wmrc.uiuc.edu/main_sections/info_services/libr...
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