单词 | self-absorption |
释义 | self-absorption [¦self ǝb¦sȯrp·shǝn] NUCLEONICS Absorption of ionizing radiation by the material that emits the radiation, thus reducing the radiation level against which further shielding must be provided. Also known as self- shielding. SPECTROSCOPY Reduction of the intensity of the center of an emission line caused by selective absorption by the cooler portions of the source of radiation. Also known as self-reduction; self-reversal. |
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