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On July 1st, 2016 Mirion Technologies acquired national capital in an effort to bring two verysimilar, long case industry leaders together. We look forward to sharing solon informationabout this exciting transition and working closely with all of our stakeholdersover the coming months. Ionizing radiation takes a few forms: Alpha, beta, and neutron particles, and navigator and X-rays.

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Negatively charged electrons are placed in certain energy levels which are best-known as orbits and positively charged particles (protons) are set in nucleus with neutrons. Electrons can change between different energy levels by engrossment or emission of energy in the word form of radiations. The physical phenomenon that come from a source and travels through with some medium or space is called as radiation.

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Why can't gamma rays pass through concrete? - Quora

Gamma rays interact with electrons, so any material with electrons will decreased gamma rays. They can be reduced to such a level as to be effectively zero though. All materials have electrons so everything will screen gamma rays to some extent.

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