José Ramón Torres-Lapasió
2023
P. Peiró-Vila, M.D. Villamonte, I. Luján-Roca, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Performance of global retention models in the optimisation of the chromatographic separation (I): Simple multi-analyte samples”, Journal of Chromatography A 1689 (2023) 463756.
2022
A. Gisbert-Alonso, A. Navarro-Martínez, J.A. Navarro-Huerta, J.R. Torres-Lapasió, M.C. García Álvarez-Coque; “Chromatographic fingerprint-based analysis of extracts of green tea, lemon balm and linden: II. Simulation of chromatograms using global models”. Journal of Chromatography A 1684 (2022) 463561.
A. Gisbert-Alonso, S. López-Ureña, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Chromatographic fingerprint-based analysis of extracts of green tea, lemon balm and linden: I. Development of global models without the use of standards”. Journal of Chromatography A 1672, 463060 (2022).
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, J.J. Baeza-Baeza, J.A. Navarro-Huerta, “Mobile phase selection in liquid chromatography”. Liquid Chromatography: Fundamentals and Instrumentation (edited by B. Chankvetadze, S. Fanali, P. Haddad, C.F. Poole, M.L. Riekkola), 3rd ed. (2022), Elsevier, Amsterdam.
M.C. García-Álvarez-Coque, J.A. Navarro-Huerta, M.J. Ruiz-Ángel, J.R. Torres-Lapasió, “Secondary chemical equilibria in reversed-phase liquid chromatography”. Liquid Chromatography: Fundamentals and Instrumentation (edited by B. Chankvetadze, S. Fanali, P. Haddad, C.F. Poole, M.L. Riekkola), 3rd ed. (2022), Elsevier, Amsterdam.
2021
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, “Contributions to the development of optimisation methodologies in liquid chromatography”. Actualidad Analítica 75, 17‒20 (2021).
A. Gisbert-Alonso J.A. Navarro-Huerta, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Testing experimental designs in liquid chromatography (II): Influence of the design geometry on the prediction performance of retention models”. Journal of Chromatography A 1654, 462458 (2021).
A. Gisbert-Alonso, J.A. Navarro-Huerta, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Global retention models and their application to the prediction of chromatographic fingerprints”. Journal of Chromatography A 1637, 461845 (2021).
2020
J.A. Navarro-Huerta, A. Gisbert-Alonso, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Testing experimental designs in liquid chromatography (I): Development and validation of a method for the comprehensive inspection of experimental designs”. Journal of Chromatography A 1624, 461180 (2020).
M. Vergara-Barberán, J.A. Navarro-Huerta, J.R. Torres-Lapasió, E.F. Simó-Alfonso, M.C. García- Álvarez-Coque, “Classification of olive leaves and pulp extracts by comprehensive two-dimensional liquid chromatography of polyphenolic fingerprints”. Food Chemistry 320, 126630 (2020).
J.A. Navarro-Huerta, A.G. Vargas-García, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Interpretive search of optimal isocratic and gradient separations in micellar liquid chromatography in extended organic solvent domains”. Journal of Chromatography A 1616, 460784 (2020).
T. Álvarez-Segura, S. López-Ureña, J.R. Torres-Lapasió, M.C. García Álvarez-Coque, “Multi-scale optimisation vs. genetic algorithms in the gradient separation of diuretics by reversed-phase liquid chromatography”. Journal of Chromatography A 1609, 460427 (2020).
2019
J.A. Navarro-Huerta, E.J. Carrasco-Correa, J.R. Torres-Lapasió, J.M. Herrero-Martínez, M.C. García-Álvarez-Coque, “Modelling retention and peak shape of small polar solutes analysed by nano-HPLC using methacrylate monolithic columns”. Analytica Chimica Acta 1086, 142‒155 (2019).
S. López-Ureña, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Enhancement in the computation of gradient retention times in liquid chromatography using root-finding methods”. Journal of Chromatography 1600, 137‒147 (2019).
J.A. Navarro-Huerta, A. Gisbert-Alonso, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Benefits of solvent concentration pulses in retention time modelling of liquid chromatography”. Journal of Chromatography A 1597, 76‒88 (2019).
J.R. Torres, M.C. García-Álvarez-Coque, “Liquid chromatography: Strategies for optimization”. Encyclopedia of Analytical Chemistry (edited by P.J. Worsfold, A. Townshend, C. Poole, M. Miró), Vol. 6 (pp. 252–260). Elsevier, Waltham, MA (2019). ISBN: 978-0-0810-1983-2. Also in Reference Module in Chemistry, Molecular Sciences and Chemical Engineering Series (edited by J. Reedijk).
2018
J.A. Navarro-Huerta, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Estimation of peak capacity based on peak simulation”. Journal of Chromatography A 1574, 101–113 (2018).
T. Álvarez-Segura, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, ”Updating chromatographic predictions by accounting ageing for single and serially-coupled columns”. Journal of Separation Science 41, 2719–2730 (2018).
S. López-Ureña, J.R. Torres-Lapasió, R. Donat, M.C. García-Álvarez-Coque, ”Gradient design for liquid chromatography using multi-scale optimization”. Journal of Chromatography A 1534, 32–42 (2018).
J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Modeling of peak shape and asymmetry”. Chemometrics in Chromatography, Chromatographic Science Series (edited by Łukasz Komsta, Yvan Vander Heyden, Joseph Sherma), Vol. 111, Chapter 12 (pp. 217–238). Taylor and Francis, Boca Raton, FL (2018). ISBN: 978-1-4987-7253-2.
2017
T. Álvarez-Segura, C. Camacho-Molinero, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque. “Analysis of amino acids using serially-coupled columns”. Journal of Separation Science 40, 2741–2751 (2017).
J.A. Navarro-Huerta, J.R. Torres-Lapasió, S. López-Ureña, M.C. García-Álvarez-Coque, "Assisted baseline subtraction in complex chromatograms using the BEADS algorithm”. Journal of Chromatography A 1507, 1–10 (2017).
J.A. Navarro-Huerta, T. Álvarez-Segura, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque. “Study of the performance of a resolution criterion to characterise complex chromatograms with unknowns or without standards”. Analytical Methods 9, 4293–4303 (2017).
M.C. García-Álvarez-Coque, J.A. Navarro-Huerta, J.R. Torres-Lapasió, “Secondary chemical equilibria in reversed-phase liquid chromatography”. Liquid Chromatography: Fundamentals and Instrumentation, 2nd edition (edited by S. Fanali, P. Haddad, C. Poole, P. Schoenmakers, D. Lloyd), Chapter 5, Elsevier, Amsterdam (2017). ISBN: 978-0-12-8053935
2016
T. Álvarez-Segura, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Optimisation of chromatographic resolution using objective functions including both time and spectral information. Part 2: Compounds exhibiting small spectral differences”. Current Chromatography A 3, 34–43 (2016).
T. Álvarez-Segura, J.R. Torres-Lapasió, C. Ortiz-Bolsico, M.C. García-Álvarez-Coque, “Stationary phase modulation in liquid chromatography through the serial coupling of columns”. Analytica Chimica Acta 923, 1–23 (2016).
2015
M.C. García-Álvarez-Coque, G. Ramis Ramos, J.R. Torres-Lapasió, C. Ortiz Bolsico, "Modelling the chromatographic behaviour in RPLC". Analytical Separation Science Series (edited by J.L. Anderson, A. Berthod, A. Stalcup, V. Pino-Estévez), Volume 1 (Liquid Chromatography), Chapter 9, pp. 199‒225, Wiley-VCH, New York (2015). ISBN: 978-3-527-33374-5.
J.R. Torres-Lapasió, S. Pous-Torres, C. Ortiz-Bolsico, M.C. García-Álvarez-Coque, “Optimisation of chromatographic resolution using objective functions including both time and spectral information”. Journal of Chromatography A 1377, 75–84 (2015).
T. Álvarez-Segura, C. Ortiz-Bolsico, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Serial versus parallel columns using isocratic elution: A comparison of multi-column approaches in mono-dimensional liquid chromatography”. Journal of Chromatography A 1390, 95–102 (2015).
T. Álvarez-Segura, M.C. García-Álvarez-Coque, C. Ortiz-Bolsico, J.R. Torres-Lapasió, “Interpretive approaches to optimize serially-coupled columns in reversed-phase liquid chromatography”. Current Chromatography 2,110–121 (2015).
T. Álvarez-Segura, A. Gómez-Díaz, C. Ortiz-Bolsico, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “A chromatographic objective function to characterise chromatograms with unknown compounds or without standards available”. Journal of Chromatography A 1409, 79–88 (2015).
T. Álvarez-Segura, E. Cabo-Calvet, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “An approach to evaluate the information in chromatographic fingerprints: Application to the optimisation of the extraction and conservation conditions of medicinal herbs”. Journal of Chromatography A 1422, 178–185 (2015).
2014
C. Ortiz-Bolsico, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Optimization of gradient elution with serially-coupled columns. Part I: Single linear gradients”. Journal of Chromatography A 1350, 51–60 (2014).
C. Ortiz-Bolsico, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Optimisation of gradient elution with serially-coupled columns. Part II: Multi-linear gradients”. Journal of Chromatography A 1373, 51–60 (2014).
2013
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, “Secondary equilibria in reversed-phase liquid chromatography”. Liquid Chromatography: Fundamentals and Instrumentation, 1st edition (edited by S. Fanali, P. Haddad, C.F. Poole, P.J. Schoenmakers, D. Lloyd), Chapter 4, pp. 87–104, Elsevier, Amsterdam (2013). ISBN: 978-0-12-415807-8.
C. Ortiz-Bolsico, J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, “Comparison of two serially-coupled column systems and optimization software in liquid chromatography for resolving complex mixtures”. Journal of Chromatography A 1281, 94–105 (2013).
S. Pous-Torres, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Comparison of the performance of Chromolith Performance RP-18e, 1.8μm Zorbax Eclipse XDB-C18 and XTerra MS C18, based on modelling approaches”. Analytical and Bioanalytical Chemistry 405, 2219–2231 (2013).
J.J. Baeza-Baeza, C. Ortiz-Bolsico, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Approaches to model the retention and peak profile in linear gradient liquid chromatography”. Journal of Chromatography A 1284, 28–35 (2013).
A. Ortín, J. Montesinos, E. López, P. del Hierro, B. Monrabal, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Characterization of chemical composition along the molar mass distribution in polyolefin copolymers by GPC-IR using a modern filter-based IR detector”. Macromolecular Symposia 330, 63–80 (2013).
C. Ortiz-Bolsico, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Simultaneous optimization of mobile phase composition, column nature and length to analyse complex samples using serially coupled columns”. Journal of Chromatography A 1314, 39–48 (2013).
2012
C. Ortiz-Bolsico J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Approaches to find complementary separation conditions for resolving complex mixtures by high-performance liquid chromatography”. Journal of Chromatography A 1229, 180–189 (2012).
J.J. Fernández-Navarro, J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, “Silanol suppressing potency of alkyl-imidazolium ionic liquids on C18 stationary phases”. Journal of Chromatography A 1232, 166–175 (2012).
A. Ortín, M.D. Romero, B. Monrabal, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Filter-based IR detectors for high temperature SEC analysis of polyolefins: Calibration with a small number of standards and error analysis”. Journal of Chromatography A 1257, 66–73 (2012).
J.J. Fernández-Navarro, J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, “1‑Hexyl-3-methyl imidazolium tetrafluoroborate: An efficient column enhancer in the separation of basic drugs by reversed-phase liquid chromatography”. Journal of Chromatography A 1258, 168–174 (2012).
L. Romero, A. Ortín, B. Monrabal, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “A new calibration method for the accurate determination of ethylene content in ethylene-propylene copolymers by CRYSTEX‑IR”. Macromolecular Symposia 312, 157–166 (2012).
2011
J.J. Baeza-Baeza, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Approaches to estimate the time and height at the peak maximum in liquid chromatography based on a modified Gaussian model”. Journal of Chromatography A 1218, 1385–1392 (2011).
A. Ortín, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Finding the best separation in situations of extremely low chromatographic resolution”. Journal of Chromatography A 1218, 2240–2251 (2011).
A. Ortín Sebastián, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “A complementary mobile phase approach based on the peak count concept oriented to the full resolution of complex mixtures”. Journal of Chromatography A 1218, 5829–5836 (2011).
J.R. Torres-Lapasió, S. Pous-Torres, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Optimal experimental designs in RPLC at variable solvent content and pH based on prediction error surfaces”. Analytical and Bioanalytical Chemistry 400, 1217–1230 (2011).
S. Pous-Torres, J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, “Correction of the deviations in the retention times with Chromolith columns associated to the flow rate: Implications in the modelling of the retention behaviour”. Journal of Separation Science 34, 931–938 (2011).
2010
J.J. Baeza-Baeza, S. Pous-Torres, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Approaches to characterise chromatographic column performance based on global parameters accounting for peak broadening and skewness”. Journal of Chromatography A 1217, 2147–2157 (2010).
S. Pous-Torres, J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, “Origin and correction of the deviations in retention times at increasing flow rate with Chromolith columns”. Journal of Chromatography A 1217, 5440–5443 (2010).
M.J. Ruiz-Ángel, J.R. Torres-Lapasió, S. Carda-Broch, M.C. García-Álvarez-Coque, “Performance of short-chain alcohols versus acetonitrile in the surfactant-mediated reversed-phase liquid chromatographic separation of β-blockers”. Journal of Chromatography A 1217, 7090–7099 (2010).
M.J. Ruiz-Ángel, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “The midpoint method: A shortcut approach to calculate the pH”. The Chemical Educator 15, 90–99 (2010).
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, M.J. Ruiz-Ángel, “Hybrid micellar mobile phases”. Encyclopedia of Chromatography, Taylor and Francis, 3rd edition (edited by Jack Cazes), New York, Vol. 1, pp. 1145–1153 (2010). ISBN: 978-1-4200-8459-7 (printed), 978-1-4200-8483-2 (electronic). DOI: 10.1081/E-ECHR3-120045269.
2009
M.J. Ruiz-Ángel, S. Carda-Broch, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Retention mechanisms in micellar liquid chromatography” (review). Journal of Chromatography A 1216, 1798–1814 (2009).
M.J. Ruiz-Ángel, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, S. Carda-Broch, “Submicellar and micellar reversed-phase liquid chromatographic modes applied to the separation of β-blockers”. Journal of Chromatography A 1216, 3199–3209 (2009).
S. Pous-Torres, J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Combined effect of solvent content, temperature and pH on the chromatographic behaviour of ionisable compounds. III: Considerations about robustness”. Journal of Chromatography A 1216, 8891–8903 (2009).
S. Pous-Torres, J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Alternating iterative regression method for dead time estimation from experimental designs”. Analytical and Bioanalytical Chemistry 394, 625–636 (2009).
S. Pous-Torres, J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, “Interpretive optimisation of organic solvent content and flow-rate in the separation of β‑blockers with a Chromolith RP-18e column”. Journal of Separation Science 32, 2793–2803 (2009).
S. Pous-Torres, M.J. Ruiz-Ángel, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Performance of a Chromolith RP-18e column for the screening of β‑blockers”. Journal of Separation Science 32, 2841–2853 (2009).
S. Pous-Torres, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Performance of markers and the homologous series method for dead time estimation in reversed-phase liquid chromatography”. Journal of Liquid Chromatography and Related Technologies 32, 1065–1083 (2009).
2008
M.J. Ruiz-Ángel, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, S. Carda-Broch, “Retention mechanisms for basic drugs in the submicellar and micellar reversed-phase liquid chromatographic modes”. Analytical Chemistry 80, 9705–9713 (2008).
A. Micó-Tormos, C. Collado-Soriano, J.R. Torres-Lapasió, E. Simó-Alfonso, G. Ramis-Ramos, “Determination of fatty alcohol ethoxylates by derivatisation with maleic anhydride followed by liquid chromatography with UV‑vis detection”. Journal of Chromatography A 1180, 32–41 (2008).
J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, M. Abraham, “Micellar versus hydro‑organic reversed-phase liquid chromatography: A solvation parameter-based perspective”. Journal of Chromatography A 1182, 176–196 (2008).
S. Pous-Torres, J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Combined effect of solvent content, temperature and pH on the chromatographic behaviour of ionisable compounds. II: Benefits of the simultaneous optimisation”. Journal of Chromatography A 1193, 117–128 (2008).
S. Pous-Torres, J.J. Baeza-Baeza, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Peak capacity estimation in isocratic elution”. Journal of Chromatography A 1205, 78–89 (2008).
2007
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, P.J. Schoenmakers, “Towards unsupervised analysis of second-order chromatographic data: Automated selection of number of components in multivariate curve-resolution methods”. Journal of Chromatography A 1158, 258–272 (2007).
S. Pous-Torres, J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Combined effect of solvent content, temperature and pH on the chromatographic behaviour of ionisable compounds”. Journal of Chromatography A 1163, 49–62 (2007).
J.R. Torres-Lapasió, M.J. Ruiz-Ángel, M.C. García-Álvarez-Coque, “Comparative study of solvation parameter models accounting the effects of mobile phase composition in reversed-phase liquid chromatography”. Journal of Chromatography A 1166, 85–96 (2007).
V. Concha-Herrera, J.R. Torres-Lapasió, G. Vivó-Truyols, M.C. García-Álvarez-Coque, “A comparative study of the performance of acetonitrile and methanol in the multi-linear gradient separation of proteic primary amino acids”. Analytica Chimica Acta 582, 250–258 (2007).
2006
J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Levels in the interpretive optimisation of selectivity in high-performance liquid chromatography: A magical mystery tour”(review). Journal of Chromatography A 1120, 308–321 (2006).
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, J.J. Baeza-Baeza, “Models and objective functions for the optimisation of selectivity in reversed-phase liquid chromatography” (review). Analytica Chimica Acta 579, 125–145 (2006).
V. Concha-Herrera, J.R. Torres-Lapasió, G. Vivó-Truyols, M.C. García-Álvarez-Coque, “Separation of proteic primary amino acids under several reversed-phase liquid chromatographic conditions”. Journal of Liquid Chromatography and Related Technologies 29, 2521–2536 (2006).
2005
V. Concha-Herrera, G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Limits of multi-linear gradient optimisation in reversed-phase liquid chromatography”. Journal of Chromatography A 1063, 79–88 (2005).
V. Bernabé-Zafón, J.R. Torres-Lapasió, S. Ortega-Gadea, E.F. Simó-Alfonso, G. Ramis-Ramos, “Capillary electrophoresis enhanced by automatic two-way bakground correction using cubic smoothing splines and multivariate data analysis applied to the characterisation of mixtures of surfactants”. Journal of Chromatography A 1065, 301–313 (2005).
J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, E. Bosch, M. Rosés, “Considerations on the modelling and optimisation of resolution of ionisable compounds in extended pH-range columns”. Journal of Chromatography A 1089, 170–186 (2005).
G. Vivó-Truyols, V. Concha-Herrera, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Robust interpretive optimisation in high-performance liquid chromatography considering uncertainties in peak position”. Journal of Chromatography A 1096, 123–132 (2005).
G. Vivó-Truyols, J.R. Torres-Lapasió, A.M. van Nederkassel, Y. vander Heyden, D.L. Massart, “Automatic program for peak detection and deconvolution of multi-overlapped chromatographic signals. Part I: Peak detection”. Journal of Chromatography A 1096, 133–145 (2005).
G. Vivó-Truyols, J.R. Torres-Lapasió, A.M. van Nederkassel, Y. vander Heyden, D.L. Massart, “Automatic program for peak detection and deconvolution of multi-overlapped chromatographic signals. Part II: Peak model and deconvolution algorithms”. Journal of Chromatography A 1096, 146–155 (2005).
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, "Liquid chromatography, micellar". Encyclopedia of Analytical Science, 2nd edition (edited by P.J. Worsfold, A. Townshend and C.F. Poole), Vol. 5, pp. 164–172, Elsevier, Oxford (2005). ISBN: 0–12–764100–9.
2004
M.J. Ruiz-Ángel, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Effect of pH and the presence of micelles on the resolution of diuretics by reversed-phase liquid chromatography”. Journal of Chromatography A 1022, 51–65 (2004).
V. Bernabé-Zafón, J.R. Torres-Lapasió, S. Ortega Gadea, E.F. Simó-Alfonso, G. Ramis-Ramos, “Resolution of overlapped non-absorbing and absorbing solutes using either an absorption null‑balance detection window or multivariate deconvolution applied to capillary electrophoresis of anionic surfactants”. Journal of Chromatography A 1036, 205–216 (2004).
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Estimation of significant solvent concentration ranges and its application to the enhancement of the accuracy of gradient predictions”. Journal of Chromatography A 1057, 31–39 (2004).
J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, M. Rosés, E. Bosch, A.M. Zissimos, M.H. Abraham, “Analysis of a solute polarity parameter in reversed-phase liquid chromatography on a linear solvation relationship basis”. Analytica Chimica Acta 515, 209–227 (2004).
V. Concha-Herrera, G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Enhancement of retention predictions in reversed-phase liquid chromatography using reference compounds”. Analytica Chimica Acta 518, 191–197 (2004).
V. Concha-Herrera, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Chromatographic determination of thiols after pre-column derivatization with o-phthalaldehyde and isoleucine”. Journal of Liquid Chromatography and Related Technologies 27, 1593–1609 (2004).
2003
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Net analyte signal as a deconvolution-oriented resolution criterion in the optimisation of chromatographic techniques”. Journal of Chromatography A 991, 47–59 (2003).
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Error analysis and performance of different retention models in the transference of data from/to isocratic/gradient elution”. Journal of Chromatography A 1018, 169–181 (2003).
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Enhanced calculation of optimal gradient programs in reversed-phase liquid chromatography”. Journal of Chromatography A 1018, 183–196 (2003).
R. Bosque, J. Sales, E. Bosch, M. Rosés, M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, “A QSPR study of the p solute polarity parameter to estimate retention in HPLC”. Journal of Chemical Information and Computer Sciences 43, 1240–1247 (2003).
M.J. Ruiz-Ángel, J.R. Torres-Lapasió, S. Carda-Broch, M.C. García-Álvarez-Coque, “Improvement of peak shape and separation performance of β-blockers in conventional reversed-phase columns using solvent modifiers”. Journal of Chromatographic Science 41, 350–358 (2003).
2002
E. Fuguet, C. Ràfols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, E. Bosch, M. Rosés, “Solute‑solvent interactions in micellar electrokinetic chromatography. 6. Optimization of the selectivity of lithium dodecyl sulfate-lithium perfluorooctanesulfonate mixed micellar buffers”. Analytical Chemistry 74, 4447–4455 (2002).
J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, M. Rosés, E. Bosch, “Prediction of the retention in reversed-phase liquid chromatography using solute-mobile phase-stationary phase polarity parameters”. Journal of Chromatography A 955, 19–34 (2002).
G. Vivó-Truyols, J.R. Torres-Lapasió, R.D. Caballero, M.C. García-Álvarez-Coque, “Peak deconvolution in one-dimensional chromatography using a two-way data approach”. Journal of Chromatography A 958, 35–49 (2002).
M.J. Ruiz-Ángel, S. Carda-Broch, J.R. Torres-Lapasió, E.F. Simó-Alfonso, M.C. García-Álvarez-Coque, “Micellar-organic versus aqueous-organic mobile phases for the screening of β-blockers”. Analytica Chimica Acta 454, 109–123 (2002).
R.D. Caballero, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, G. Ramis-Ramos, “Rapid liquid chromatographic determination of tetracyclines in animal feeds using a surfactant solution as mobile phase”. Analytical Letters 35, 687–705 (2002).
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Towards the optimization of complementary systems in reversed-phase liquid chromatography”. Chromatographia 56, 699–707 (2002).
G. de Armas, J.R. Torres, A. Cladera, J.M Estela, V. Cerdà, “Fluorimetric sequential injection analysis of aluminium in a micellar medium”. Química Analítica 20, 211–215 (2002).
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, “Hybrid micellar mobile phases”. Encyclopedia of Chromatography (edited by Jack Cazes), pp. 790–796, Marcel Dekker, New York (2002). ISBN: 978-0-8247-2785-7 (printed), 978-0-8247-2788-8 (electronic); DOI: 10.1081/E–ECHR 120013363.
2001
S.J. López-Grío, G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Resolution assessment and performance of several organic modifiers in hybrid micellar liquid chromatography”. Analytica Chimica Acta 433, 187–198 (2001).
R.D. Caballero, J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Micellar chromatographic procedure with direct injection for the determination of sulfonamides in milk and honey samples”. Journal of Liquid Chromatography and Related Technologies 24, 117–131 (2001).
R.D. Caballero, S.J. López-Grío, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Single-peak resolution criteria for optimization of mobile phase composition in liquid chromatography”. Journal of Liquid Chromatography and Related Technologies 24, 1895–1919 (2001).
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “A hybrid genetic algorithm with local search. I. Discrete variables: Optimisation of complementary mobile phases”. Chemometrics and Intelligent Laboratory Systems 59, 89–106 (2001).
G. Vivó-Truyols, J.R. Torres-Lapasió, A. Garrido-Frenich, M.C. García-Álvarez-Coque, “A hybrid genetic algorithm with local search. II. Continuous variables: Multibatch peak deconvolution”. Chemometrics and Intelligent Laboratory Systems 59, 107–120 (2001).
J. Esteve-Romero, M. Gil-Agustí, S. Carda-Broch, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Analysis of pharmaceuticals by micellar liquid chromatography”. Recent Research Developments in Pure and Applied Analytical Chemistry, 3, pp. 157–168, Transworld Research Network, Trivandrum (India) (2001). ISBN: 81-86846-97-2.
J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, J.J. Baeza-Baeza, “Modelling and optimisation strategies in reversed-phase liquid chromatography”. Recent Research Developments in Pure and Applied Analytical Chemistry, 3, 169–184 (2001), Transworld Research Network, Trivandrum (India) (ISBN: 81-86846-97-2).
2000
M. Gil-Agustí, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, J. Esteve-Romero, “Comparison of the performance of butanol and pentanol as modifiers in the micellar liquid chromatographic determination of some phenethylamines”. Journal of Chromatography A 866, 35–49 (2000).
G. Vivó-Truyols, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Complementary mobile-phase optimisation for resolution enhancement in high-performance liquid chromatography”. Journal of Chromatography A 876, 17–35 (2000).
J.R. Torres-Lapasió, M. Rosés, E. Bosch, M.C. García-Álvarez-Coque, “Interpretive optimisation strategy applied to the isocratic separation of phenols by reversed-phase liquid chromatography with acetonitrile-water and methanol-water mobile phases”. Journal of Chromatography A 886, 31–46 (2000).
S. Carda-Broch, J.R. Torres-Lapasió, J.S. Esteve-Romero, M.C. García-Álvarez-Coque, “Use of a three-factor interpretive optimisation strategy in the development of an isocratic chromatographic procedure for the screening of diuretics in urine samples using micellar mobile phases”. Journal of Chromatography A 893, 321–337 (2000).
A. Garrido-Frenich, M. Martínez-Galera, J.L. Martínez-Vidal, D.L. Massart, J.R. Torres-Lapasió, K. de Braekeleer, Ji-Hong Wang, P.K. Hopke, “Resolution of multicomponent peaks by orthogonal projection approach, positive matrix factorization and alternating least squares”. Analytica Chimica Acta 411, 145–155 (2000).
S. López-Grío, J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Micellar liquid chromatography separation of amino acids using pre- and post-column o‑phthalaldehyde/N-acetylcysteine derivatization”. Analytica Chimica Acta 418, 153–165 (2000).
K. de Braekeleer, J.R. Torres-Lapasió, D.L. Massart, “Improved purity assessment of high‑performance liquid chromatography diode array detection data for overcoming the presence of the non-linearity artefact”. Chemometrics and Intelligent Laboratory Systems 52, 45–59 (2000).
J.R. Torres-Lapasió, D.L. Massart, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “A three-factor optimisation strategy for micellar liquid chromatography”. Chromatographia 51, 101–110 (2000).
S. Torres-Cartas, J.R. Torres-Lapasió, R.M. Villanueva-Camañas, M.C. García-Álvarez-Coque, “Resolution of mixtures of steroidal hormones with micellar eluents of sodium dodecyl sulphate and acetonitrile or pentanol”. Chromatographia 52, 185–189 (2000).
M. Arhoun, E. Barreno, S. Fos, J.R. Torres-Lapasió, G. Ramis-Ramos, “Injury symptoms and releasing rates of inorganic ions from pine needles as indicators of atmospheric pollution in the Canary Islands forests”. Water, Air and Soil Pollution 117, 105–122 (2000).
J.R. Torres-Lapasió, “MICHROM Software” in “Micellar Liquid Chromatography” (Serie Chromatographic Science), (Appendix I and CD–ROM), Marcel Dekker, New York (2000). ISBN: ISBN 0-8247-9993-3.
1999
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, “Quantitation of hydrophobicity in micellar liquid chromatography” (review). Trends in Analytical Chemistry 18, 533–543 (1999).
A. Garrido-Frenich, J.R. Torres-Lapasió, K. de Braekeleer, D.L. Massart, J.L. Martínez-Vidal, M. Martínez-Galera, “Application of several modified peak purity assays to real complex multicomponent mixtures by high-performance liquid chromatography with diode-array detection”. Journal of Chromatography A 855, 487–499 (1999).
S. Carda-Broch, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, “Evaluation of several global resolution functions for liquid chromatography”. Analytica Chimica Acta 396, 61–74 (1999).
1997
J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “A model for the description, simulation and deconvolution of skewed chromatographic peaks”. Analytical Chemistry 69, 3822–3831 (1997).
J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “Description of the retention behaviour in micellar liquid chromatography as a function of pH, surfactant and modifier concentration”. Journal of Chromatography A 769, 155–168 (1997).
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, J.J. Baeza-Baeza, “Modelling of retention behaviour of solutes in micellar liquid chromatography” (review). Journal of Chromatography A 780, 129–148 (1997).
J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, J.J. Baeza-Baeza, “Global treatment of chromatographic data with MICHROM”. Analytica Chimica Acta 348, 187–196 (1997).
1996
M.C. García-Álvarez-Coque, J.R. Torres-Lapasió, J.J. Baeza-Baeza, “Description of the partitioning behaviour of solutes and data treatment in micellar liquid chromatography with modifiers”. Analytica Chimica Acta 324, 163–173 (1996).
J.R. Torres-Lapasió, J.J. Baeza-Baeza, M.C. García-Álvarez-Coque, “On the measurement of dead time in micellar liquid chromatography”. Journal of Liquid Chromatography and Related Technologies 19, 1205–1228 (1996).
1995
R.M. Villanueva-Camañas, J.M. Sanchis-Mallols, J.R. Torres-Lapasió, G. Ramis-Ramos, “Analysis of pharmaceutical preparations containing catecholamines by micellar liquid chromatography with spectrophotometric detection”. Analyst 120, 1767–1772 (1995).
J.R. Torres-Lapasió, M.J. Medina-Hernández, R.M. Villanueva-Camañas, M.C. García-Álvarez-Coque, “Description of the retention behaviour of solutes in micellar liquid chromatography with organic modifiers: Comparison of two methods”. Chromatographia 40, 279–286 (1995).
Y.L. Xie, J.J. Baeza-Baeza, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, G. Ramis-Ramos, “Modelling and prediction of retention in high-performance liquid chromatography by using neural networks”. Chromatographia 41, 435–444 (1995).
1994
J.R. Torres-Lapasió, R.M. Villanueva-Camañas, J.M. Sanchis-Mallols, M.J. Medina-Hernández, M.C. García-Álvarez-Coque, “Interpretive strategy for optimization of surfactant and alcohol concentration in micellar liquid chromatography”. Journal of Chromatography A 677, 239–253 (1994).
E. Bonet-Domingo, J.R. Torres-Lapasió, M.J. Medina-Hernández, M.C. García-Álvarez-Coque, “Chromatographic monitoring of diuretics in urine samples using a sodium dodecyl sulphate-propanol micellar eluent”. Analytica Chimica Acta 287, 201–210 (1994).
J.M. Sanchis-Mallols, J.R. Torres-Lapasió, R.M. Villanueva-Camañas, G. Ramis-Ramos, “Determination of catecholamines in urine by micellar liquid chromatography with coulometric detection”. Chromatographia 39, 591–596 (1994).
1993
J.R. Torres-Lapasió, R.M. Villanueva-Camañas, J.M. Sanchis-Mallols, M.J. Medina-Hernández, M.C. García-Álvarez-Coque, “Modelling of the retention behaviour of solutes in micellar liquid chromatography with organic modifiers”. Journal of Chromatography 639, 87–96 (1993).
1991
M.J. Medina-Hernández, J.R. Torres-Lapasió, M.C. García-Álvarez-Coque, G. Ramis-Ramos, “Thermal lens spectrometric determination of cerium with oxine”. Microchemical Journal 44, 222–227 (1991).