By Alan Martin, Sam Harbison, Karen Beach, Peter Cole
An advent to Radiation Protection is a hugely readable account of the character of the risks offered by way of ionizing radiation and the equipment of security for these new to the sphere and for the non-specialist.
The 6th version of this validated textual content takes readers during the normal history of the topic, the technical ideas underlying the regulate of radiation dangers, radiation detection and dimension, and the organic results of radiation. those rules are via a attention of radiation security concerns within the nuclear undefined, the non-nuclear quarter, and the clinical box. additional specialized issues contain danger review, waste administration and decommissioning, radiological incidents and emergencies, suitable laws, and organizational issues.
Supplemented through transparent diagrams and images, precis sections, and revision questions, the e-book is acceptable for the newbie in addition to the extra complex radiation practitioner. It is still an amazing primer for these operating within the nuclear undefined, nuclear medication technicians, radiographers and clinical physics technicians, future health and safeguard executives and occupational healthiness pros. it's also a useful spouse for an individual education or project a direction in radiation protection.
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Additional info for An Introduction to Radiation Protection
The unabsorbed food, together with bacteria and cells shed from the intestine wall, is passed out as solid waste (faeces). Liquid waste (the waste products of cells dissolved in water) is excreted from the body via the kidneys and bladder as urine. Soluble radioactive contamination, when swallowed, may pass through the walls of the digestive tract and become absorbed into the bloodstream which carries it to all parts of the body. Insoluble contamination passes through the digestive tract and is excreted in the faeces.
Similarly, absorbed dose rates are expressed in Gyjh. The relationship between dose, dose rate and time is: dose = dose rate x time Example If a man is permitted to receive a dose of I mSv in a week, for how many hours may he work in an area in which the dose rate is 50 IlSvjh? Dose = dose rate x time . 8 FLUX It is often convenient to express a radiation field as the number of particles or photons crossing an area of I square metre in 1 second. This is strictly ftuence rate, but is commonly referred to as ftux (denoted by Cl».
What is ionization and how can it be used as a means of measuring radiation? 2. Discuss the concept of radiation exposure and explain why it is inadequate for the purposes of radiation protection. 3. What is a gray? 4. Explain why the sievert is a more suitable unit in health physics than the gray. S. Explain the concepts of equivalent dose and effective dose. 6. 3 m from a neutron source which emits 3 x 107 neutrons per second. 7. lSv/h (no neutrons). Calculate his dose (in sievert) for the week.
An Introduction to Radiation Protection by Alan Martin, Sam Harbison, Karen Beach, Peter Cole