A unit of absorbed radiation dose, equal to the amount of ionizing radiation that will transfer 93 ergs of energy to 1 gram of water or living tissue. Sets To cause or assign (someone) to undertake an action or perform a service The sergeant set the recruit to sweeping the barracks. Reps...
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dose in a very short time (hours or days) is very dangerous. In fact, 50% of people receiving over 300 REM in a short time will die within 30 days of severe radiation poisoning. To get such a dose, you would have to stand very close (with no shielding) to a nuclear chain ...
WHAT IS RADIATION? Radiation is the process by which energy is emitted as either particles or waves. Broadly, it can take the form of sound, heat, or light. However, most people generally use it to refer to radiation from electromagnetic waves, ranging from radio waves, though the visible ...
AVERAGE DOSE IN THE U.S. The unit of dose that is based on the biological effects of radiation is the REM (used only in the U.S.) or SIEVERT (used internationally) 100 rem = 1 sievert Average Radiation Doses in the U.S. Annual (rem) Lifetime (rem) Natural Background 0.300 21.0...
A meta-analysis of biologically equivalent dose escalation. Radiother Oncol 2015; 115:295-300.Zaorsky NG, Palmer JD, Hurwitz MD, et al. What is the ideal radiotherapy dose to treat prostate cancer? A meta-analysis of biologically equivalent dose escalation. Radiother Oncol. 2...
frustum. The proposed design is a compact system in which collectors and a water storage tank are integrated together into one unit. The concept of using the frustum of pyramid as an external shape for collecting the solar radiation and 这次调查介绍太阳水加热器一个新的设计作为金字塔被塑造的截锥...
Kelvin: The Kelvin (K) is the metric unit of temperature. Mole: The mole (mol) is a unit for a quantity of a substance. Ampere: The Ampere (A) is the unit of electric current. Candela: The candela (cd) is the unit of luminous intensity. The candela is sometimes called by its old...
The definition of rad is slangfor an excellent person or thing. An example of rad is a bright sunny day spent with friends; a rad day. adjective. When was rad used as slang? rad (n.) ... The meaning "unit of absorbed dose of ionizing radiation" is by 1954, an acronym from radiat...
aAlmost all device have a power supply unit. A television set, for example, also needs an antenna cable and it is of little importance as to whether the antenna signal is taken from an antenna or broad band cable. The antenna input and power supply of the television set should be ...