Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Atomic absorption spectrometry (electrothermal"'
Publikováno v:
Volume: 40, Issue: 6 944-952
Turkish Journal of Chemistry
Turkish Journal of Chemistry
A fast, simple, and reliable method for determination of hexavalent chromium species in soil aqueous and alkaline extracts has been developed. The procedure is based on the ion-pair extraction of Cr(VI) with methyltrioctylammonium chloride (Aliquat 3
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::54339d83abc8cfdb736082e49a1f1a32
https://dergipark.org.tr/tr/pub/tbtkchem/issue/34961/387865
https://dergipark.org.tr/tr/pub/tbtkchem/issue/34961/387865
Autor:
Vera I. Slaveykova, Elvira De Giglio, Leonardo Lampugnani, Luigia Sabbatini, Dimiter L. Tsalev
Publikováno v:
Spectrochimica Acta. B, Atomic Spectroscopy, Vol. 54, No 3-4 (1999) pp. 455-467
The stabilizing role of permanent iridium modifier deposited on tungsten-treated (WTP) and zirconium-treated (ZrTP) platforms of transversely heated graphite atomizer (THGA) was studied in detail by electrothermal atomic absorption spectrometry (ETAA
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::da9f29f312877c4714e19292bf9c16cc
https://doi.org/10.1016/s0584-8547(98)00244-4
https://doi.org/10.1016/s0584-8547(98)00244-4
Publikováno v:
Spectrochimica Acta. B, Atomic Spectroscopy, Vol. 52, No 9-10 (1997) pp. 1259-1267
Under certain experimental conditions--short pyrolysis times, fast heating rates and presence of reducing agent--increasing vaporization temperatures led to decreasing losses of palladium as the initial mass was increased between 0.3 and 5.0 ng. When
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dcc4f2ed7e1fe243407dfbd2c480176b
https://doi.org/10.1016/s0584-8547(97)00049-9
https://doi.org/10.1016/s0584-8547(97)00049-9
Autor:
Leonardo Lampugnani, Vera I. Slaveykova, Dimiter L. Tsalev, Rositsa Georgieva, Alessandro D'Ulivo
Publikováno v:
Spectrochimica Acta. B, Atomic Spectroscopy, Vol. 55, No 5 (2000) pp. 473-490
Permanent modification is an important recent development in chemical modification techniques which is promising in view of increasing sample throughput with 'fast' programs, reducing reagent blanks, preliminary elimination of unwanted modifier compo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e3d58ef3faf53a130275ff6c7fc749ea
https://archive-ouverte.unige.ch/unige:17983
https://archive-ouverte.unige.ch/unige:17983
Publikováno v:
Godishnik na Sofiiskiya Universitet Sv.Kliment Okhridski. Khimicheski Fakultet, Vol. 89 (1999) pp. 47-54
Electrothermal at. absorption spectrometry is applied to study the release of the arsenic, antimony and bismuth atoms from pyrocoated graphite support. The influence of the chem. modifiers tungsten and palladium on the absorbance time profiles is exp
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::b1f3579b2b17e4f0cef8d27aa6f27f09
https://archive-ouverte.unige.ch/unige:17984
https://archive-ouverte.unige.ch/unige:17984
Publikováno v:
Spectroscopy Letters, Vol. 30, No 2 (1997) pp. 297-307
The absorbance signal in electrothermal atomic absorption spectrometry is a result of the processes of atom formation and dissipation and first of all depends on the initial generation of atoms from the surface. The rising part of the absorbance time
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e58f62df6b61a754a9f10d0b9cce63a4
https://archive-ouverte.unige.ch/unige:17969
https://archive-ouverte.unige.ch/unige:17969
Akademický článek
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Akademický článek
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Autor:
Dimiter L. Tsalev, Vera I. Slaveykova
Advances in chem. modification electrothermal at. absorption spectrometry (ETAAS) are reviewed with an emphasis on the progress made after the publication of the previous extensive review (Tsalev et al., Spectrochim. Acta Rev. 1990, 13, 225). Among t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4feada511edb4d8579ff33b36810f722
https://infoscience.epfl.ch/record/114338
https://infoscience.epfl.ch/record/114338
Publikováno v:
Reaction Kinetics and Catalysis Letters, Vol. 61, No 1 (1997) pp. 139-145
Electrothermal 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 r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9ca6f8a29fb02e305977942a49c129ca
https://infoscience.epfl.ch/record/114337
https://infoscience.epfl.ch/record/114337