We have used scanning electron microscopy to study changes in the morphology of the inner surface of graphite tube furnaces for an atomic absorption spectrometer when modified by tungsten. We have demonstrated the role of the tungsten-containing material as a dividing interlayer between the sample to be dispensed and the carbon component of the furnace. We consider the advantages and disadvantages of furnaces modified by the proposed methods.
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Translated from Zhurnal Prikladnoi Spektroskopii, Vol. 76, No. 4, pp. 593–598, July–August, 2009.
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Kulik, A.N., Bugai, A.N., Rogul’skii, Y.V. et al. Tungsten-assisted modification of graphite furnaces for an atomic absorption spectrometer. J Appl Spectrosc 76, 564–569 (2009). https://doi.org/10.1007/s10812-009-9221-z
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DOI: https://doi.org/10.1007/s10812-009-9221-z