Noun1.radiant energy- energy that is transmitted in the form of (electromagnetic) radiation; energy that exists in the absence of matter energy,free energy- (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs;...
heat, heat energy - a form of energy that is transferred by a difference in temperature mechanical energy - energy in a mechanical form radiant energy - energy that is transmitted in the form of (electromagnetic) radiation; energy that exists in the absence of matter radiation - energy that ...
However, in quantum mechanics, electromagnetic radiation consists of photons, or the quanta (the smallest units) of the electromagnetic field, which have no mass while at rest. The energy level increases with the frequency of the photon. The relationship between energy and frequency in a photon ...
Non-ionizing radiation: This is the release of energy from the lower-energy region of the electromagnetic spectrum. Sources of non-ionizing radiation include light, radio,microwaves, infrared (heat), andultraviolet light. Ionizing radiation: This is radiation with sufficient energy to remove an elect...
The meaning of RADIATION is the action or process of radiating. How to use radiation in a sentence.
Learn the definition of radiation and understand the causes of radiation. See the various types of radiation with examples and discover its harmful...
Momentum and energy of electromagnetic radiation emitted from a charge are Lorentz-covariantly defined. The non-local measurement of a Lorentz inlariant, the rate of radiation energy emission is proposed as a necessary and sufficient criterion for the emission of radiation at a gilen time. This ...
Radiation definition: the process in which energy is emitted as particles or waves.. See examples of RADIATION used in a sentence.
The meaning of RAD is a unit of absorbed dose of ionizing radiation equal to an energy of 100 ergs per gram of irradiated material. How to use rad in a sentence.
especially : the spread of a nerve impulse beyond the usual conduction path b : apparent enlargement of a light or bright object or surface when displayed against a dark background 2 a : exposure to radiation (as X-rays or alpha particles) b : application of radiation (as X-rays...