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Violeta Stefanova
Violeta Stefanova
Plovdiv University Paisii Hilendarski
Verified email at uni-plovdiv.bg
Title
Cited by
Cited by
Year
Co-precipitative pre-concentration with sodium diethyldithiocarbamate and ICP-AES determination of Se, Cu, Pb, Zn, Fe, Co, Ni, Mn, Cr and Cd in water
D Atanassova, V Stefanova, E Russeva
Talanta 47 (5), 1237-1243, 1998
1501998
Microwave-assisted cloud point extraction of Rh, Pd and Pt with 2-mercaptobenzothiazole as preconcentration procedure prior to ICP-MS analysis of pharmaceutical products
K Simitchiev, V Stefanova, V Kmetov, G Andreev, N Kovachev, A Canals
Journal of Analytical Atomic Spectrometry 23 (5), 717-726, 2008
902008
Direct ultrasound-assisted extraction of heavy metals from sewage sludge samples for ICP-OES analysis
D Hristozov, CE Domini, V Kmetov, V Stefanova, D Georgieva, A Canals
Analytica Chimica Acta 516 (1-2), 187-196, 2004
782004
Preconcentration of trace elements on a support impregnated with sodium diethyldithiocarbamate prior to their determination by inductively coupled plasma-atomic emission …
D Atanasova, V Stefanova, E Russeva
Talanta 45 (5), 857-864, 1998
621998
Comparison of inductively coupled plasma mass spectrometry and colorimetric determination of total and extractable phosphorus in soils
K Ivanov, P Zaprjanova, M Petkova, V Stefanova, V Kmetov, D Georgieva, ...
Spectrochimica Acta Part B: Atomic Spectroscopy 71, 117-122, 2012
412012
Investigation of ICP-MS spectral interferences in the determination of Rh, Pd and Pt in road dust: Assessment of correction algorithms via uncertainty budget analysis and …
K Simitchiev, V Stefanova, V Kmetov, G Andreev, A Sanchez, A Canals
Talanta 77 (2), 889-896, 2008
412008
Unmodified manganese ferrite nanoparticles as a new sorbent for solid-phase extraction of trace metal–APDC complexes followed by inductively coupled plasma mass spectrometry …
V Stefanova, D Georgieva, V Kmetov, I Roman, A Canals
Journal of Analytical Atomic Spectrometry 27 (10), 1743-1752, 2012
202012
Determination of calcium, iron and manganese in moss by automated discrete sampling flame atomic absorption spectrometry as an alternative to the ICP–MS analysis
V Kmetov, V Stefanova, D Hristozov, D Georgieva, A Canals
Talanta 59 (1), 123-136, 2003
192003
Air segmented discrete introduction in inductively coupled plasma mass spectrometry
V Stefanova, V Kmetov, L Futekov
Journal of Analytical Atomic Spectrometry 12 (11), 1271-1276, 1997
191997
Elemental speciation by capillary electrophoresis with inductively coupled plasma spectrometry: A new approach by Flow Focusing® nebulization
N Kovachev, MÁ Aguirre, M Hidalgo, K Simitchiev, V Stefanova, V Kmetov, ...
Microchemical Journal 117, 27-33, 2014
172014
Application of internal standardization in ICP-QMS through discrete sample introduction methodologies
V Stefanova, V Kmetov, A Canals
Journal of Analytical Atomic Spectrometry 18 (9), 1171-1174, 2003
172003
A comparative study of inductively coupled plasma optical emission spectrometry and microwave plasma atomic emission spectrometry for the direct determination of lanthanides in …
E Varbanova, V Stefanova
Ecol Saf 9, 362-374, 2015
152015
Study of 3-Ethylamino-but-2-enoic acid phenylamide as a new ligand for preconcentration of lanthanides from aqueous media by liquid-liquid extraction prior to ICP-MS analysis
EK Varbanova, PA Angelov, VM Stefanova
Talanta 160, 389-399, 2016
132016
Integrated monitoring with moss-bag and mussel transplants in reservoirs
G Gecheva, V Yancheva, I Velcheva, E Georgieva, S Stoyanova, ...
Water 12 (6), 1800, 2020
122020
Microwave-assisted solid phase extraction prior to ICP-MS determination of Pd and Pt in environmental and biological samples
N Kovachev, A Sanchez, K Simitchiev, V Stefanova, V Kmetov, A Canals
International journal of environmental analytical chemistry 92 (9), 1106-1119, 2012
92012
Co-precipitative pre-concentration with sodium di-ethyldithiocarbamate and ICP-AES determination of Se, Cu, Pb, Zn, Fe, Co, Ni, Mn, Cr and Cd in water
D Aanassova, V Stefanova, E Russeva
Talanta 47 (1), 237-1, 1998
71998
Air pollution monitoring with mosses in Western Rhodopes, Bulgaria
N Gribacheva, G Gecheva, V Stefanova
Bulg. Chem. Commun 51 (2), 256-260, 2019
62019
Atmospheric pollution assessment with mosses in Bulgaria
G Gecheva
Journal of BioScience and Biotechnology 5 (2), 125-128, 2016
52016
An approach to estimate the contribution of signal noise to the diameter uncertainty of individual silver nanoparticles and resolution of spICP-MS analysis
LI Kaynarova, DL Georgieva, VM Stefanova
Journal of Analytical Atomic Spectrometry 37 (7), 1484-1500, 2022
42022
a model study of pH effect on enaminone complexation activity towards some metals
EK Varbanova, PA Angelov, VM Stefanova
Journal of International Scientific Publications: Ecology & Safety 8 …, 2014
42014
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