absorption spectrum
71hydrogen spectrum — noun all the lines in the emission or absorption spectrum of hydrogen; each one corresponding to an allowed transition between quantum energy levels See Also: hydrogen spectral series …
72band spectrum — /ˈbænd spɛktrəm/ (say band spektruhm) noun an emission or absorption spectrum consisting of a number of bands of lines, as produced by molecules …
73line spectrum — /laɪn ˈspɛktrəm/ (say luyn spektruhm) noun an emission or absorption spectrum consisting of a number of sharply defined lines, as produced by an element in the atomic state. Each line corresponds to a particular wavelength …
74inversion spectrum — noun : a microwave absorption spectrum (as of ammonia vapor) attributed in quantum mechanics to quantized changes in molecular structure from one arrangement to another that is the mirror image of the first …
75Emotional spectrum — The emotional spectrum is a fictional concept in the DC Comics shared universe, primarily within the Green Lantern mythos. Within the comics, it is the power source for the power rings of the Green Lantern Corps. The spectrum is divided into the… …
76Near edge X-ray absorption fine structure — NEXAFS (Near Edge X ray Absorption Fine Structure) is an element specific electron spectroscopic technique which is highly sensitive to bond angles, bond lengths and the presence of adsorbates. It is widely used in surface science and has also… …
77Visible spectrum — White light is dispersed by a prism into the colors of the optical spectrum. The visible spectrum is the portion of the electromagnetic spectrum that is visible to (can be detected by) the human eye …
78Emission spectrum — The emission spectrum of a chemical element or chemical compound is the spectrum of frequencies of electromagnetic radiation emitted by the element s atoms or the compound s molecules when they are returned to a lower energy state. Each element s …
79Two-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… …
80Polar Cap Absorption — Beziehung von Ionosphäre und Erdatmosphäre Elektronendichte und Ionenzusammensetzung in den oberen Ionosphärenschichten …
