Slaveykova, V.Manev, StLazarov, D.2007-11-272007-11-272007-11-27199710.1007/BF02477526https://infoscience.epfl.ch/handle/20.500.14299/14958Electrothermal at. absorption spectrometry is applied to study the release of the selenium and tin atoms from pyrocoated graphite support. The Coats and Redfern and Sturgeon approaches were used for estn. of the apparent activation energies of atom release. The addn. of tungsten and palladium modifiers leads to enhancement of the activation energies and changes the kind of the vaporizing species for analytes. [on SciFinder (R)]Atomic absorption spectrometry (electrothermalin study of release of selenium and tin from the graphite support in the presence of tungsten and palladium modifiers)Activation energy (of release of selenium and tin from the graphite support in the presence of tungsten and palladium modifiers)Dissociative atomization (release of selenium and tin from the graphite support in the presence of tungsten and palladium modifiers)selenium release graphite support tungsten modifiertin release graphite support palladium modifieractivation energy selenium tin release graphitetext::journal::journal article::research article