Electrochemical determination of arsenic in natural waters using carbon fiber ultra-microelectrodes modified with gold nanoparticles P Carrera, PJ Espinoza-Montero, L Fernández, H Romero, J Alvarado Talanta 166, 198-206, 2017 | 84 | 2017 |
Analysis of human blood serum and human brain samples by total reflection X-ray fluorescence spectrometry applying Compton peak standardization LM Marcó, ED Greaves, J Alvarado Spectrochimica Acta Part B: Atomic Spectroscopy 54 (10), 1469-1480, 1999 | 71 | 1999 |
Baseline study on the levels of organic pollutants and heavy metals in bivalves from the Morrocoy National Park, Venezuela R Jaffé, I Leal, J Alvarado, PR Gardinali, JL Sericano Marine Pollution Bulletin 36 (11), 925-929, 1998 | 48 | 1998 |
Determination of V, Fe, Ni and S in petroleum crude oil by total-reflection X-ray fluorescence N Ojeda, ED Greaves, J Alvarado, L Sajo-Bohus Spectrochimica Acta Part B: Atomic Spectroscopy 48 (2), 247-253, 1993 | 48 | 1993 |
Determination of copper, iron and zinc in spirituous beverages by total reflection X-ray fluorescence spectrometry T Capote, LM Marcó, J Alvarado, ED Greaves Spectrochimica Acta Part B: Atomic Spectroscopy 54 (10), 1463-1468, 1999 | 45 | 1999 |
Pollution effects of the Tuy River on the central Venezuelan coast: Anthropogenic organic compounds and heavy metals in Tivela mactroidea R Jaffe, I Leal, J Alvarado, P Gardinali, J Sericano Marine Pollution Bulletin 30 (12), 820-825, 1995 | 45 | 1995 |
Determination of Pd, Pt and Rh in vehicles escape fumes by GF-AAS and ICP-OES A Goncalves, JR Domínguez, J Alvarado Talanta 75 (2), 523-527, 2008 | 40 | 2008 |
Evaluation of four sample treatments for determination of platinum in automotive catalytic converters by graphite furnace atomic absorption spectrometry AI Puig, JI Alvarado Spectrochimica Acta Part B: Atomic Spectroscopy 61 (9), 1050-1053, 2006 | 40 | 2006 |
Comparison of conventional and microwave wet acid digestion procedures for the determination of iron, nickel and vanadium in coal by electrothermal atomisation atomic … J Alvarado, LE León, F López, C Lima Journal of Analytical Atomic Spectrometry 3 (1), 135-138, 1988 | 38 | 1988 |
Liquid-phase microextraction with in-drop derivatization combined with microvolume fluorospectrometry for free and hydrolyzed formaldehyde determination in textile samples M Sáenz, J Alvarado, F Pena-Pereira, S Senra-Ferreiro, I Lavilla, ... Analytica chimica acta 687 (1), 50-55, 2011 | 36 | 2011 |
Estudio físico-químico de las aguas superficiales de la cuenca baja y pluma del río Manzanares G Martínez, J Alvarado, W Senior Interciencia 26 (8), 342-351, 2001 | 35 | 2001 |
Organic compounds and heavy metals in the atmosphere of the city of Caracas, Venezuela—I: Atmospheric particles R Jaffé, H Carrero, A Cabrera, J Alvarado Water, Air, and Soil Pollution 71, 293-313, 1993 | 31 | 1993 |
Determination of cadmium, cobalt, iron, nickel and lead in Venezuelan cigarettes by electrothermal atomic absorption spectrometry J Alvarado, AR Cristiano Journal of Analytical Atomic Spectrometry 8 (2), 253-259, 1993 | 30 | 1993 |
Water consumption as source of arsenic, chromium, and mercury in children living in rural Yucatan, Mexico: blood and urine levels F Arcega-Cabrera, LF Fargher, I Oceguera-Vargas, E Noreña-Barroso, ... Bulletin of environmental contamination and toxicology 99, 452-459, 2017 | 29 | 2017 |
Determination of cadmium, chromium, lead, silver and gold in Venezuelan red mud by atomic absorption spectrometry J Alvarado, A Petrola Journal of Analytical Atomic Spectrometry 4 (5), 411-414, 1989 | 29 | 1989 |
Electrochemical generation of lead volatile species as a method of sample introduction for lead determination by atomic absorption spectrometry M Saénz, L Fernández, J Domínguez, J Alvarado Electroanalysis 22 (23), 2842-2847, 2010 | 28 | 2010 |
Enteroparásitos en estudiantes de la Escuela Técnica Agropecuaria Robinsoniana Caicara, Caicara del Orinoco, municipio Cedeño, estado Bolívar, Venezuela R Devera, Y Blanco, I Requena, RM Tedesco, J Alvarado, N Alves, ... Kasmera 38 (2), 118-127, 2010 | 27 | 2010 |
Organic compounds and heavy metals in the atmosphere of the city of Caracas, Venezueala—II: Atmospheric deposition R Jaffé, A Cabrera, H Carrero, J Alvarado Water, Air, and Soil Pollution 71, 315-329, 1993 | 27 | 1993 |
A Nafion film cover to enhance the analytical performance of the CuO/Cu electrochemical sensor for determination of chemical oxygen demand T Carchi, B Lapo, J Alvarado, PJ Espinoza-Montero, J Llorca, ... Sensors 19 (3), 669, 2019 | 25 | 2019 |
Determination of organic nitrogen by the Kjeldahl method using microwave acid digestion J Alvarado, M Márquez, LE León Analytical letters 21 (3), 357-365, 1988 | 25 | 1988 |