- molar absorptivity
- (ε) absorptivity defined in terms of concentrations expressed in moles per liter.
Medical dictionary. 2011.
molar absorptivity
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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
molar absorption coefficient — molar extinction coefficient molar absorptivity … Medical dictionary
Molar — In dentistry, a molar is one of the posterior teeth well adapted to grinding, in keeping with its origin from the Latin mola meaning millstone. * * * 1. Denoting a grinding, abrading, or wearing away. [L. molaris, relating to a mill, millstone] 2 … Medical dictionary
absorptivity — 1. SYN: specific absorption coefficient. 2. SYN: molar absorption coefficient. 3. The ability of a material to absorb electromagnetic radiation. molar a. SYN: molar absorption coefficien … Medical 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
coefficient — 1. The expression of the amount or degree of any quality possessed by a substance, or of the degree of physical or chemical change normally occurring in that substance under stated conditions. 2. The ratio or factor that relates a quantity… … Medical dictionary
Isosbestic point — In spectroscopy, an isosbestic point is a specific wavelength at which two (or more) chemical species have the same molar absorptivity ( epsilon;). When an isosbestic plot is constructed by the superposition of the absorption spectra of two… … Wikipedia
Mathematical descriptions of opacity — When an electromagnetic wave travels through a medium in which it gets absorbed (this is called an opaque or attenuating medium), it undergoes exponential decay as described by the Beer–Lambert law. However, there are many possible ways to… … Wikipedia
Mass attenuation coefficient — The mass attenuation coefficient is a measurement of how strongly a chemical species or substance absorbs or scatters light at a given wavelength, per unit mass. In addition to visible light, mass attenuation coefficients can be defined for other … Wikipedia
Transition metal — The term transition metal (sometimes also called a transition element) has two possible meanings: The IUPAC definition[1] states that a transition metal is an element whose atom has an incomplete d sub shell, or which can give rise to cations… … Wikipedia
