All Stories

  1. Ethanol fuel adulteration with methanol assessed by cyclic voltammetry and multivariate calibration

    Article • Fuel, September 2015, Elsevier

    Professor Márcio José Coelho Pontes

  2. Determination of naphtha composition by near infrared spectroscopy and multivariate regression to control steam cracker processes

    Article • Fuel Processing Technology, March 2015, Elsevier

    Professor Márcio José Coelho Pontes

  3. Near infrared reflectance spectrometry classification of lettuce using linear discriminant analysis

    Article • Analytical Methods, January 2015, Royal Society of Chemistry

    Professor Márcio José Coelho Pontes

  4. A novel strategy for the classification of naturally colored cotton fibers based on digital imaging and pattern recognition techniques

    Article • Analytical Methods, January 2015, Royal Society of Chemistry

    Professor Márcio José Coelho Pontes

  5. Classification of extra virgin olive oil and verification of adulteration using digital images and discriminant analysis

    Article • Analytical Methods, January 2015, Royal Society of Chemistry

    Professor Márcio José Coelho Pontes

  6. Classification of edible vegetable oil using digital image and pattern recognition techniques

    Article • Microchemical Journal, March 2014, Elsevier

    Professor Márcio José Coelho Pontes

  7. An electroanalytical method to detect adulteration of ethanol fuel by using multivariate analysis

    Article • Electrochimica Acta, November 2013, Elsevier

    Professor Márcio José Coelho Pontes

  8. Classification of blue pen ink using infrared spectroscopy and linear discriminant analysis

    Article • Microchemical Journal, July 2013, Elsevier

    Professor Márcio José Coelho Pontes

  9. Classification of cereal bars using near infrared spectroscopy and linear discriminant analysis

    Article • Food Research International, May 2013, Elsevier

    Professor Márcio José Coelho Pontes

  10. Detection of adulteration in hydrated ethyl alcohol fuel using infrared spectroscopy and supervised pattern recognition methods

    Article • Talanta, May 2012, Elsevier

    Professor Márcio José Coelho Pontes

  11. Near-infrared spectrometric determination of dipyrone in closed ampoules

    Article • Talanta, April 2012, Elsevier

    Professor Márcio José Coelho Pontes

  12. Using near-infrared overtone regions to determine biodiesel content and adulteration of diesel/biodiesel blends with vegetable oils

    Article • Analytica Chimica Acta, February 2012, Elsevier

    Professor Márcio José Coelho Pontes

  13. Internal and external validation in SPA-LDA: A comparative study involving diesel/biodiesel blends

    Article • NIR news, January 2012, IM Publications

    Professor Márcio José Coelho Pontes

  14. Screening analysis to detect adulteration in diesel/biodiesel blends using near infrared spectrometry and multivariate classification

    Article • Talanta, September 2011, Elsevier

    Professor Márcio José Coelho Pontes

  15. Determining the quality of insulating oils using near infrared spectroscopy and wavelength selection

    Article • Microchemical Journal, July 2011, Elsevier

    Professor Márcio José Coelho Pontes

  16. UV–Vis spectrometric classification of coffees by SPA–LDA

    Article • Food Chemistry, March 2010, Elsevier

    Professor Márcio José Coelho Pontes

  17. Near infrared reflectance spectrometry classification of cigarettes using the successive projections algorithm for variable selection

    Article • Talanta, October 2009, Elsevier

    Professor Márcio José Coelho Pontes

  18. Classification of Brazilian soils by using LIBS and variable selection in the wavelet domain

    Article • Analytica Chimica Acta, May 2009, Elsevier

    Professor Márcio José Coelho Pontes

  19. NIR spectrometric determination of quality parameters in vegetable oils using iPLS and variable selection

    Article • Food Research International, January 2008, Elsevier

    Professor Márcio José Coelho Pontes

  20. An application of subagging for the improvement of prediction accuracy of multivariate calibration models

    Article • Chemometrics and Intelligent Laboratory Systems, March 2006, Elsevier

    Professor Márcio José Coelho Pontes

  21. The successive projections algorithm for spectral variable selection in classification problems

    Article • Chemometrics and Intelligent Laboratory Systems, July 2005, Elsevier

    Professor Márcio José Coelho Pontes