molecular absorption cross section

См. также в других словарях:

• Tunable diode laser absorption spectroscopy — (TDLAS) is a technique for measuring the concentration of certain species such as methane, water vapor and many more, in a gaseous mixture using tunable diode lasers and laser absorption spectrometry. The advantage of TDLAS over other techniques… …   Wikipedia

• Two-photon absorption — (TPA) is the simultaneous absorption of two photons of identical or different frequencies in order to excite a molecule from one state (usually the ground state) to a higher energy electronic state. The energy difference between the involved… …   Wikipedia

• spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …   Universalium

• 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

• 3D optical data storage — is the term given to any form of optical data storage in which information can be recorded and/or read with three dimensional resolution (as opposed to the two dimensional resolution afforded, for example, by CD). [ Three Dimensional Optical Data …   Wikipedia

• XANES — X ray Absorption Near Edge Structure (XANES), also known as Near edge X ray absorption fine structure (NEXAFS) is a type of absorption spectroscopy. NEXAFS also at times used the abbreviation EXAFS. XANES data indicate the absorption peaks due to …   Wikipedia

• Spectroscopy — Analysis of white light by dispersing it with a prism is example of spectroscopy. Spectroscopy ( …   Wikipedia

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

• Chlorophyll — Leaf green redirects here. For the video game, see Pokémon FireRed and LeafGreen. Chlorophyll gives leaves their green color and absorbs light that is used in photosynthesis …   Wikipedia

• Gamma ray — Gamma rays (denoted as gamma;) are a form of electromagnetic radiation or light emission of frequencies produced by sub atomic particle interactions, such as electron positron annihilation or radioactive decay. Gamma rays are generally… …   Wikipedia

• Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name …   Wikipedia