| Direct injection high efficiency nebulizer-inductively coupled plasma mass spectrometry for analysis of petroleum samples K Kahen, A Strubinger, JR Chirinos, A Montaser Spectrochimica Acta Part B: Atomic Spectroscopy 58 (3), 397-413, 2003 | 105 | 2003 |
| Simultaneous 3-dimensional elemental imaging with LIBS and LA-ICP-MS JR Chirinos, DD Oropeza, JJ Gonzalez, H Hou, M Morey, V Zorba, ... Journal of Analytical Atomic Spectrometry 29 (7), 1292-1298, 2014 | 94 | 2014 |
| Use of emulsion systems for the determination of sulfur, nickel and vanadium in heavy crude oil samples by inductively coupled plasma atomic emission spectrometry M Murillo, J Chirinos Journal of Analytical Atomic Spectrometry 9 (3), 237-240, 1994 | 84 | 1994 |
| Investigation of the direct hydride generation nebulizer for the determination of arsenic, antimony and selenium in inductively coupled plasma optical emission spectrometry I Rojas, M Murillo, N Carrión, J Chirinos Analytical and bioanalytical chemistry 376, 110-117, 2003 | 74 | 2003 |
| Distribution of Ni and V in A1 and A2 asphaltene fractions in stable and unstable Venezuelan crude oils F Marcano, R Flores, J Chirinos, MA Ranaudo Energy & fuels 25 (5), 2137-2141, 2011 | 50 | 2011 |
| Dual nebulizer sample introduction system for simultaneous determination of volatile elemental hydrides and other elements LR Gómez, GD Márquez, JR Chirinos Analytical and bioanalytical chemistry 386, 188-195, 2006 | 49 | 2006 |
| Elemental analysis of coal by tandem laser induced breakdown spectroscopy and laser ablation inductively coupled plasma time of flight mass spectrometry M Dong, D Oropeza, J Chirinos, JJ González, J Lu, X Mao, RE Russo Spectrochimica Acta Part B: Atomic Spectroscopy 109, 44-50, 2015 | 44 | 2015 |
| Application of TLC and LA ICP SF MS for speciation of S, Ni and V in petroleum samples N Vorapalawut, MM Labrador, P Pohl, M Caetano, J Chirinos, ... Talanta 97, 574-578, 2012 | 43 | 2012 |
| Determination of asphaltene and resin content in Venezuelan crude oils by using fluorescence spectroscopy and partial least squares regression L Riveros, B Jaimes, MA Ranaudo, J Castillo, J Chirinos Energy & fuels 20 (1), 227-230, 2006 | 42 | 2006 |
| Determination of vanadium/nickel proportionality in the asphaltene fraction of crude oil using thin-layer chromatography with femtosecond laser ablation–inductively coupled … J Chirinos, D Oropeza, J González, M Ranaudo, RE Russo Energy & fuels 27 (5), 2431-2436, 2013 | 41 | 2013 |
| Analytical evaluation of a dual micronebulizer sample introduction system for inductively coupled plasma spectrometry D Maldonado, J Chirinos, Z Benzo, C Gómez, E Marcano Journal of Analytical Atomic Spectrometry 21 (8), 743-749, 2006 | 40 | 2006 |
| Determination of normal human intrathyroidal iodine in Caracas population J Zabala, N Carrión, M Murillo, M Quintana, J Chirinos, N Seijas, L Duarte, ... Journal of Trace Elements in Medicine and Biology 23 (1), 9-14, 2009 | 38 | 2009 |
| Liquid sampling-atmospheric pressure glow discharge as a secondary excitation source: assessment of plasma characteristics BT Manard, JJ Gonzalez, A Sarkar, M Dong, J Chirinos, X Mao, RE Russo, ... Spectrochimica Acta Part B: Atomic Spectroscopy 94, 39-47, 2014 | 34 | 2014 |
| Mixed-gas inductively coupled plasma atomic emission spectrometry using a direct injection high efficiency nebulizer JR Chirinos, K Kahen, SAE O'Brien, A Montaser Analytical and bioanalytical chemistry 372, 128-135, 2002 | 34 | 2002 |
| Investigation of the direct injection high efficiency nebulizer for axially and radially viewed inductively coupled plasma atomic emission spectrometry SAE O'Brien, JR Chirinos, K Jorabchi, K Kahen, ME Cree, A Montaser Journal of Analytical Atomic Spectrometry 18 (8), 910-916, 2003 | 32 | 2003 |
| Evaluation of dual sample introduction systems by comparison of cyclonic spray chambers with different entrance angles for ICP-OES Z Benzo, D Maldonado, J Chirinos, E Marcano, C Gómez, M Quintal, ... Microchemical Journal 93 (2), 127-132, 2009 | 29 | 2009 |
| Influence of experimental parameters on the determination of asphaltenes flocculation onset by the titration method O Ocanto, F Marcano, J Castillo, A Fernández, M Caetano, J Chirinos, ... Energy & fuels 23 (6), 3039-3044, 2009 | 29 | 2009 |
| Coal discrimination analysis using tandem laser-induced breakdown spectroscopy and laser ablation inductively coupled plasma time-of-flight mass spectrometry M Dong, L Wei, JJ Gonzalez, D Oropeza, J Chirinos, X Mao, J Lu, ... Analytical Chemistry 92 (10), 7003-7010, 2020 | 27 | 2020 |
| Multi-element optimization of the operating parameters for inductively coupled plasma atomic emission spectrometry with a charge injection device detector for the analysis of … J Chirinos, A Fernandez, J Franquiz Journal of analytical atomic spectrometry 13 (9), 995-1000, 1998 | 26 | 1998 |
| Determination of sulfur in crude oils and related materials with a Parr bomb digestion method and inductively coupled plasma atomic emission spectrometry M Murillo, N Carrión, J Chirinos Journal of Analytical Atomic Spectrometry 8 (3), 493-495, 1993 | 25 | 1993 |
