- absorbance units
- Спектроскопия: единицы оптической плотности
Универсальный англо-русский словарь. Академик.ру. 2011.
absorbance units
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Absorbance — Optical density redirects here. Optical density can also refer to index of refraction.[1] In spectroscopy, the absorbance A (also called optical density)[2][3] is defined as:[4] , where I is the inte … Wikipedia
absorbance unit — (AU) a logarithmic unit used to measure optical density, the absorbance of light transmitted through a partially absorbing substance. If T is the percentage of light transmitted, then the absorbance is defined to be log10 T absorbance units.… … Dictionary of units of measurement
Oxygen radical absorbance capacity — (ORAC) is a method of measuring antioxidant capacities in biological samples in vitro.[1][2] A wide variety of foods has been tested using this method, with certain spices, berries and legumes rated highly.[3] There exists no physiological proof… … Wikipedia
Monochromator — in a x ray beamline at the Advanced Photon Source, Argonne National Laboratory. A monochromator is an optical device that transmits a mechanically selectable narrow band of wavelengths of light or other radiation chosen from a wider range of… … Wikipedia
Au — may refer to:cience*Absorbance Units, a reporting unit in spectroscopy *Astronomical unit, the average distance between the Earth and the Sun *Atomic units, a system of units convenient for atomic physics and other fields *Gold, a chemical… … Wikipedia
AU — Australia (Regional) Australia (Regional » Countries) ** Gold (Academic & Science » Chemistry) * American University (Academic & Science » Universities) * Auburn University (Academic & Science » Universities) * Arbitrary Units (Miscellaneous »… … Abbreviations dictionary
Mau (disambiguation) — Mau may refer to: in India Mau, the town in Mau District, Uttar Pradesh Mau, Agra, a village in Uttar Pradesh Mau District, a district Mau, Bhind, a town in Madhya Pradesh Mau Escarpment, Kenya, a steep natural cliff, running along the western… … Wikipedia
MAU — Multistation Access Unit (Computing » General) **** Media Access Unit (Governmental » Military) * Egyptian: Cat (Medical » Veterinary) * Marine Amphibious Unit (Governmental » Military) * Milli Absorbance Units (Miscellaneous » Unit Measures) *… … Abbreviations dictionary
Beer-Lambert law — In optics, the Beer–Lambert law, also known as Beer s law or the Lambert–Beer law or the Beer–Lambert–Bouguer law (in fact, most of the permutations of these three names appear somewhere in literature) is an empirical relationship that relates… … Wikipedia
Molar absorptivity — The molar absorption coefficient, molar extinction coefficient, or molar absorptivity, is a measurement of how strongly a chemical species absorbs light at a given wavelength. It is an intrinsic property of the species; the actual absorbance, A,… … Wikipedia
Circular dichroism — (CD) refers to the differential absorption of left and right circularly polarized light.[1][2] This phenomenon was discovered by Jean Baptiste Biot, Augustin Fresnel, and Aimé Cotton in the first half of the 19th century.[3] It is exhibited in… … Wikipedia
