This book, while being an integrated academic curriculum for radiation, from students of the Faculties of Science and Engineering, but it works as a curriculum for a concentrated course for radiology technicians, researchers and workers in the departments of physics, chemistry, earth sciences and nuclear engineering departments, and in the departments of nuclear medicine and those in diagnostic and radiation therapy, whether they are Workers in universities, hospitals, or research centers, as well as the rest of the dealers with radiation. The book - in addition to this - is one of the important references for doctors, experts, university professors and workers in medical, agricultural, industrial and military centers interested in radiation applications. Obeikan Publishing