Study of Colombian coals using photoacoustic Fourier transform infrared spectroscopy JA Orrego-Ruiz, R Cabanzo, E Mejía-Ospino International Journal of Coal Geology 85 (3-4), 307-310, 2011 | 153 | 2011 |
Prediction of the SARA analysis of Colombian crude oils using ATR–FTIR spectroscopy and chemometric methods LV Melendez, A Lache, JA Orrego-Ruiz, Z Pachón, E Mejía-Ospino Journal of Petroleum Science and Engineering 90, 56-60, 2012 | 110 | 2012 |
Pushing the analytical limits: new insights into complex mixtures using mass spectra segments of constant ultrahigh resolving power DCP Lozano, R Gavard, JP Arenas-Diaz, MJ Thomas, DD Stranz, ... Chemical science 10 (29), 6966-6978, 2019 | 95 | 2019 |
Crude oil/water emulsion separation using graphene oxide and amine-modified graphene oxide particles SNC Ortiz, R Cabanzo, E Mejia-Ospino Fuel 240, 162-168, 2019 | 56 | 2019 |
On the molecular basis of aggregation and stability of Colombian asphaltenes and their subfractions LR Morantes, AM Percebom, E Mejía-Ospino Fuel 241, 542-549, 2019 | 40 | 2019 |
FTIR-PAS coupled to partial least squares for prediction of ash content, volatile matter, fixed carbon and calorific value of coal YR Gómez, RC Hernández, JE Guerrero, E Mejía-Ospino Fuel 226, 536-544, 2018 | 37 | 2018 |
Structural study of colombian coal by fourier transform infrared spectroscopy coupled to attenuated total reflectance (FTIR-ATR) JA Orrego, R Cabanzo Hernández, E Mejía-Ospino Revista mexicana de física 56 (3), 251-254, 2010 | 36 | 2010 |
APPI (+)-FTICR mass spectrometry coupled to partial least squares with genetic algorithm variable selection for prediction of API gravity and CCR of crude oil and vacuum residues DCP Lozano, JA Orrego-Ruiz, RC Hernández, JE Guerrero, ... Fuel 193, 39-44, 2017 | 34 | 2017 |
Characterization of bio-crude components derived from pyrolysis of soft wood and its esterified product by ultrahigh resolution mass spectrometry and spectroscopic techniques DCP Lozano, CX Ramírez, JAS Chaparro, MJ Thomas, R Gavard, ... Fuel 259, 116085, 2020 | 30 | 2020 |
Mid-infrared Attenuated Total Reflectance (MIR-ATR) predictive models for asphaltene contents in vacuum residua: asphaltene structure–functionality correlations based on … JA Orrego-Ruiz, A Guzmán, D Molina, E Mejía-Ospino Energy & Fuels 25 (8), 3678-3686, 2011 | 29 | 2011 |
Spectroscopy characterization and quantum yield determination of quantum dots SNC Ortiz, EM Ospino, R Cabanzo Journal of Physics: Conference Series 687 (1), 012097, 2016 | 25 | 2016 |
Analysis of the molecular weight distribution of vacuum residues and their molecular distillation fractions by laser desorption ionization mass spectrometry DCP Lozano, JA Orrego-Ruiz, MP Barrow, RC Hernandez, ... Fuel 171, 247-252, 2016 | 23 | 2016 |
Construction of a predictive model for concentration of nickel and vanadium in vacuum residues of crude oils using artificial neural networks and LIBS JL Tarazona, J Guerrero, R Cabanzo, E Mejía-Ospino Applied optics 51 (7), B108-B114, 2012 | 23 | 2012 |
Stoichiometry analysis of titanium oxide coating by LIBS H Estupiñán, DY Peña, YO García, R Cabanzo, E Mejía-Ospino The European Physical Journal D 53, 69-73, 2009 | 21 | 2009 |
Diagnosis of chagas disease from human blood serum using surface-enhanced Raman scattering (SERS) spectroscopy and chemometric methods A Pérez, YA Prada, R Cabanzo, CI González, E Mejía-Ospino Sensing and bio-sensing research 21, 40-45, 2018 | 20 | 2018 |
Estudio de la adsorción de azul de metileno sobre óxido de grafeno CV Chaparro, R Cabanzo, EM Ospino Revista Colombiana de Materiales, 131-139, 2014 | 17 | 2014 |
SARA analysis and Conradson carbon residue prediction of Colombian crude oils using PLSR and Raman spectroscopy MA Flórez, JE Guerrero, R Cabanzo, E Mejía-Ospino Journal of Petroleum Science and Engineering 156, 966-970, 2017 | 16 | 2017 |
Large size citrate‐reduced gold colloids appear as optimal SERS substrates for cationic peptides E López‐Tobar, B Hernández, A Chenal, YM Coïc, J Gomez Santos, ... Journal of Raman Spectroscopy 48 (1), 30-37, 2017 | 12 | 2017 |
Opo-time of flight system for multiphoton ionization and dissociation studies E Mejia-Ospino, I Alvarez, C Cisneros Revista mexicana de física 50 (2), 170-178, 2004 | 12 | 2004 |
Spectral reflectance curves for multispectral imaging, combining different techniques and a neural network CA Osorio-Gomez, E Mejía-Ospino, JE Guerrero-Bermúdez Revista mexicana de física 55 (2), 120-124, 2009 | 11 | 2009 |