quantity of radiant energy
1Radiant energy — Visible light (a form of radiant energy) scattered by fog in a forest. Radiant energy is the energy of electromagnetic waves.[1] The quantity of radiant energy may be calculated by integrating radiant flux (or power) with respect to time and …
2Energy — This article is about the scalar physical quantity. For other uses, see Energy (disambiguation). Energetic redirects here. For other uses, see Energetic (disambiguation) …
3energy conversion — ▪ technology Introduction the transformation of energy from forms provided by nature to forms that can be used by humans. Over the centuries a wide array of devices and systems has been developed for this purpose. Some of these energy …
4Wireless energy transfer — or wireless power is the transmission of electrical energy from a power source to an electrical load without artificial interconnecting conductors. Wireless transmission is useful in cases where interconnecting wires are inconvenient, hazardous,… …
5Luminous energy — In photometry, luminous energy is the perceived energy of light. This is sometimes also called the quantity of light.Luminous energy is not the same as the radiant energy, the corresponding objective physical quantity. This is because the human… …
6Outline of energy — See also: Index of energy articles In physics, energy (from the Greek ἐνέργεια – energeia, activity, operation , from ἐνεργός – energos, active, working [1]) is a scalar physical quantity that describes the amount of work that can be performed by …
7History of energy — The word energy derives from Greek ἐνέργεια ( energeia ), which appears for the first time in the work Nicomachean Ethics [ [http://www.perseus.tufts.edu/cgi bin/ptext?doc=Perseus%3aabo%3atlg%2c0086%2c010%3a1098b%3a33 vers=original… …
8Binding energy — Nuclear physics Radioactive decay Nuclear fission Nuclear fusion Classical decays …
9free energy — noun (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs energy can take a wide variety of forms • Syn: ↑energy • Derivationally related forms: ↑energize (for: ↑ …
10quantum — /kwon teuhm/, n., pl. quanta / teuh/, adj. n. 1. quantity or amount: the least quantum of evidence. 2. a particular amount. 3. a share or portion. 4. a large quantity; bulk. 5. Physics. a. the smallest quantity of radiant energy, equal to Planck… …
