All Stories

  1. New approach application of data transformation in mean centering of ratio spectra method

    Article • Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, May 2015, Elsevier

    Dr R'afat M Nejem

  2. Development and validation of kinetic and atomic absorption spectrophotometric methods for the determination of salbutamol sulfate

    Article • RSC Advances, January 2015, Royal Society of Chemistry

    Dr R'afat M Nejem

  3. Comparative study of three modified numerical spectrophotometric methods: An application on pharmaceutical ternary mixture of aspirin, atorvastatin and clopedogrel

    Article • Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, July 2014, Elsevier

    Dr R'afat M Nejem

  4. Double divisor mean centering of ratio spectra as a developed spectrophotometric method for the analysis of five-component mixture in drug analysis

    Article • Journal of Saudi Chemical Society, March 2014, Elsevier

    Dr R'afat M Nejem

  5. New Chemometrics Mode Based on Adjacent Data Points' Difference for the Simultaneous Determination of Clopidogrel, Atorvastatin, and Aspirin in their Combined Ternary Drug Formulation

    Article • Scientia Pharmaceutica, January 2014, Osterreichische Pharmazeutische Gesellschaft (OPhG)

    Dr R'afat M Nejem

  6. Kinetic spectrophotometric H-point standard addition method for the simultaneous determination of diloxanide furoate and metronidazole in binary mixtures and biological fluids

    Article • Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, October 2013, Elsevier

    Dr R'afat M Nejem

  7. Resolution of Ternary Mixture of Aspirin, Atorvastatin, and Clopidogrel by Chemometric-Assisted UV Spectroscopic and Liquid Chromatography Methods

    Article • International Journal of Spectroscopy, September 2013, Hindawi Publishing Corporation

    Dr R'afat M Nejem

  8. Resolution of five-component mixture using mean centering ratio and inverse least squares chemometrics

    Article • Chemistry Central Journal, September 2013, Springer Science + Business Media

    Dr R'afat M Nejem

  9. A Novel Ciprofloxacin Selective Membrane Electrode

    Article • Current Pharmaceutical Analysis, October 2012, Bentham Science Publishers

    Dr R'afat M Nejem

  10. Amperometric biosensor based on diamond paste for the enantioanalysis of l-lysine

    Article • Biosensors and Bioelectronics, May 2012, Elsevier

    Dr R'afat M Nejem

  11. Determination ofl- and d-fucose using amperometric electrodes based on diamond paste

    Article • The Analyst, January 2012, Royal Society of Chemistry

    Dr R'afat M Nejem

  12. Enantioselective, Potentiometric Membrane Electrodes (EPME) Based on Maltodextrins for the Determination of L-Vesamicol in Serum Samples

    Article • Current Pharmaceutical Analysis, November 2011, Bentham Science Publishers

    Dr R'afat M Nejem

  13. Enantioselective Potentiometric Membrane Electrodes Based on Antibiotics for the Determination of L- and D-Glyceric Acids

    Article • International Journal of Electrochemistry, January 2011, Hindawi Publishing Corporation

    Dr R'afat M Nejem

  14. Sequential Injection Analysis utilizing Amperometric Biosensors as Detectors for the Simultaneous Determination of L- and D-Pipecolic Acid

    Article • Instrumentation Science & Technology, June 2008, Taylor & Francis

    Dr R'afat M Nejem

  15. Paracetamol Bioavailability Study by Means of Salivary Samples

    Article • Pakistan Journal of Biological Sciences, April 2007, Science Alert

    Dr R'afat M Nejem

  16. Cyclodextrins-based enantioselective, potentiometric membrane electrodes for l-vesamicol assay in serum samples

    Article • Sensors and Actuators B Chemical, September 2006, Elsevier

    Dr R'afat M Nejem

  17. Determination of L‐Vesamicol in Serum Samples Using Enantioselective, Potentiometric Membrane Electrodes Based on Antibiotics

    Article • Analytical Letters, April 2006, Taylor & Francis

    Dr R'afat M Nejem

  18. Enantioselective, Potentiometric Membrane Electrodes Based on Cyclodextrins for the Assay ofL‐ andD‐2‐Hydroxyglutaric Acid

    Article • Analytical Letters, September 2005, Taylor & Francis

    Dr R'afat M Nejem

  19. New Amperometric Biosensors Based on Diamond Paste for the Assay ofL‐ andD‐Pipecolic Acids in Serum Samples

    Article • Preparative Biochemistry & Biotechnology, December 2004, Taylor & Francis

    Dr R'afat M Nejem

  20. Determination ofL‐ andD‐Pipecolic Acids Using a Diamond Paste Based Electrode

    Article • Instrumentation Science & Technology, December 2004, Taylor & Francis

    Dr R'afat M Nejem

  21. Enantioselective, Potentiometric Membrane Electrodes for the Determination ofL-Pipecolic Acid in Serum

    Article • Electroanalysis, October 2004, Wiley

    Dr R'afat M Nejem

  22. Biosensors for the enantioselective analysis of pipecolic acid

    Article • Sensors and Actuators B Chemical, October 2003, Elsevier

    Dr R'afat M Nejem

  23. Diamond Paste Based Amperometric Biosensors for the Determination ofl- andd-Pipecolic Acid

    Article • Analytical Letters, January 2003, Taylor & Francis

    Dr R'afat M Nejem