appearance temperature, \(T_{\text{app}}\)

in electrothermal atomization
https://doi.org/10.1351/goldbook.A00423
The temperature of the atomization surface at which the analyte signal/@N04175@ (S/N) ratio reaches a value of 3 when the quantity of analyte in the atomizer is one hundred times the characteristic mass for peak high absorption.
Source:
PAC, 1992, 64, 253. (Nomenclature, symbols, units and their usage in spectrochemical analysis - XII. Terms related to electrothermal atomization (IUPAC Recommendations 1992)) on page 257 [Terms] [Paper]
Citation: 'appearance temperature' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.A00423 RIS BibTex EndNote
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Last revised: February 24, 2014