quantum yield


quantum yield
(= quantum requirement)
The number of photons required for the formation of one oxygen molecule in photosynthesis. Varies from 8-14 depending on the system used to measure it.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • Quantum yield — The quantum yield of a radiation induced process is the number of times that a defined event occurs per photon absorbed by the system. Thus, the quantum yield is a measure of the efficiency with which absorbed light produces some effect.For… …   Wikipedia

  • quantum yield — noun see quantum efficiency * * * quantum yield see ↑quantum efficiency above. • • • Main Entry: ↑quantum …   Useful english dictionary

  • quantum yield — kvantinis našumas statusas T sritis Standartizacija ir metrologija apibrėžtis Optoelektroninį ar kitokį kvantinį įtaisą apibūdinantis dydis, išreiškiamas jo išėjime pasirodančių ir į jo įėjimą patenkančių elementariųjų dalelių skaičių dalmeniu.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • quantum yield — kvantinis našumas statusas T sritis fizika atitikmenys: angl. quantum efficiency; quantum yield vok. Quantenausbeute, f rus. квантовый выход, m pranc. rendement quantique, m …   Fizikos terminų žodynas

  • quantum yield — kvantinė išeiga statusas T sritis chemija apibrėžtis Sureagavusių dalelių ir sugertų šviesos kvantų santykis. atitikmenys: angl. quantum yield rus. квантовый выход …   Chemijos terminų aiškinamasis žodynas

  • quantum yield — The ratio of the number of photon induced reactions occurring to the total number of incident photons …   Dictionary of automotive terms

  • photochemical quantum yield — fotocheminis kvantinis našumas statusas T sritis fizika atitikmenys: angl. photochemical quantum yield vok. photochemische Quantenausbeute, f rus. фотохимический квантовый выход, m pranc. rendement quantique photochimique, m …   Fizikos terminų žodynas

  • Quantum efficiency — (QE) is a quantity defined for a photosensitive device such as photographic film or a charge coupled device (CCD) as the percentage of photons hitting the photoreactive surface that will produce an electron–hole pair [… …   Wikipedia

  • Quantum dot — Part of a series of articles on Nanomaterials Fullerenes …   Wikipedia

  • quantum efficiency — noun also quantum yield : the ratio of the number of photoelectrons released in a photoelectric process to the number of radiation quanta absorbed * * * quantum efficiency noun In a photocell or in photosynthesis, the number of electrons released …   Useful english dictionary


Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.