أبحاث منشورة
1. Salah M. Sultan, Ibrahim Z. AL-Zamil and Nawal A. Alarfaj, “Complexometric – spectrophotometric assay of tetracyclines in drug formulations”, Talanta, 35 (1988) 375 – 378.
2. Fatma A. Aly, Nawal A. Alarfaj, Abdulrahman A. Alwarthan, “Flow – injection chemiluminometric determination of some pheno-thizines in dosage forms and biological fluids”. Analytica Chimica Acta, 358 (1998) 255 – 262.
3. Fatma A. Aly, Nawal A. Alarfaj, Abdulrahman A. Alwarthan, “Permanganate – based chemiluminescence analysis of cefadroxil monohydrate in pharmaceutical samples and biological fluids using flow injection”, Talanta, 47(1998) 471 – 478.
4. Fatma A. Aly, Nawal A. Alarfaj, Abdulrahman A. Alwarthan, “Sensitive assay for clavulanic acid and sulbactam in pharmaceuticals and blood serum usig a flow – injection chemiluminometric method”. Analytica Chimica Acta, 414(2000)15-23.
5. Fatma A. Aly, Nawal A. Alarfaj, Abdulrahman A. Alwarthan, “Flow – injection chemiluminometric analysis of some benzamides by their sensitizing effect on the cerium – sulphite reaction”. Talanta, 54 (2001)715 – 725.
6. Nawal A. Alarfaj, “Fluorimetric determination of isoxsuprine hydrochloride in pharmaceuticals and biological fluids”, Journal of Pharmaceutical and Biomedical Analysis, 28 (2001) 335-231.
7. Nawal A. Alarfaj, "Flow- Injection chemiluminescence determination of enalapril maleate in pharmaceuticals and biological fluids using Tris ( 2,2-bipyridyl ) ruthenium (II)" , Analytical Sciences, 19 (2003) 1145 –1149.
8. Nawal A. Alarfaj, "Flow-injection chemiluminescent determination of metoclopramide hydrochloride in pharmaceutical formulations and bilological fluids using the [Ru (dipy)32+] - permanganate system ", Talanta 62 ( 2004) 255 – 263.
9. Nawal A. Alarfaj, Saad A. AL–Tamrah, Hanan Y. AL-Yousif, "Spectrophotometric determination of some cephalosporins in pharmaceutical formulations", J . Saudi Chemical Society, 9 (2005) 225 – 236.
10. Nawal A. Alarfaj, Sawsan A. Abd EL–Razeq, "Flow-injection chemiluminescence determination of cefprozil using Tris (2.2-bipyridyl) ruthenium (II) Permanganate system" , Journal of Pharmaceutical and Biomedical Analysis, 41 (2006) 1423-1427.
11. Nawal A. Alarfaj, Zinat M. EL-Khayate, Eglal A. Moussa, "Polarographic behaviour of some acid dyes", J . Saudi Chemical Society, 3 (2005) 467-474.
12. Nawal A. Alarfaj, Sawsan A. Abd EL–Razeq, Maha A. Sultan, "Spectrofluorimetric determination of paroxetine hydrochloride in its formulations and human plasma", J. Chemical & Pharmaceutical Bulletin, 54 (2006) 564-566.
13. Nawal Alarfaj, Heba H. Abdine, Maha A. Sultan, "Sensitive Assay for carvedilol in tablets and spiked human plasma using a flow – injection chemiluminometric method", International Journal of Biomedical Science, 3 (2007) 132 – 137.
14. Nawal A. Alarfaj, Maha A. Sultan, Heba H. Abdine, "A flow injection chemiluminescence method for the determination of Alendronate sodium by suppression of Cu ( II) enhancement luminol – H2O2 reaction", J. Saudi Chemical Society, 11 (2007) 213-220.
15. Nawal A. Alarfaj, Zinat M. EL-Khayate, Eglal A. Moussa, "Spectrophotometric studies on aggregation of some acid dyes in different media", J. King AbdulAziz University, (Science), 20 (2008) 1319-1012.
16. Nawal A. Alarfaj, Sawsan A .Abd EL–Razeq, Aziza A. AL-Hoshan, "Spectrophotometric determination of nafcillin sodium in pure form, tablets and biological fluids", J. Saudi Chemical Society, 12 (2008) 35-46.
17. Sawsan A.Abd EL–Razeq, Nawal A. Alarfaj, "Kinetic Spectrophotometric determination of Paroxetine Hydrochloride in Formulations and Biological Fluids", J. Anal. Chem., (Egypt), 17 (2008) 85-97.
18. Nawal A. Alarfaj, Salma A. AL-Tamimi, Latefah. Z. AL-Marshady, "Spectrophotometric determination of Mefenamic Acid in Pharmaceutical Preparations", Asian Journal of Chemistry, 1 (2009) 217-216.
19. Nawal A. Alarfaj, Eman Abdullah AL-Abdulkareem and Fatma A. Aly, "A Validated Adsorptive Stripping Voltammetric Determination of Antidiabetic Agent Pioglitazone HCl in Tablets and Biological Fluids", International Journal of Biomedical Science, 4 (2008) 310-318.
20. Nawal A. Alarfaj, Salma A. AL-Tamimi and Latefah Z. AL-Marshady, "Spectrophotometric determination of trimethoprim in pure form and pharmaceutical preparations using tropeolin OO and 2,3 - dichloro - 5, 6- dicyano -p- benzoquinone", Biosciences, Biotechnology Research Asia, 2 (2007) 463-470.
21. Nawal A. Alarfaj, S.Abdel-Razeq and S.EL-Dosarry, "Spectrophotometric Methods for the Determination of Alfuzosin-HCl and Carvedilol in their Formulations", Egypt. J. Anal. Chem., 18 (2009) 80-91.
22. Nawal A. Alarfaj, "Adsorptive Stripping Anodic Voltammetric Determination of Thioctic Acid in Bulk and Pharmaceutical Formulations", International Journal of Biomedical Science, 5 (2009) 54-58.
23. Nawal A. Alarfaj, Eman A. AL-Abdulkareem, and Fatma A. Aly, "Flow-Injection chemiluminometric determination of pioglitazone HCl by its sensitizing effect on the cerium-sulfite reaction", ANALYTICAL SCIENCES, 25 (2009) 401-406.
24. Nawal A. Alarfaj, Eman A. AL-Abdulkareem and Fatma A. Aly, "Determination of enalapril maleate and atenolol in their pharmaceutical products and in biological fluids by flow-injection chemiluminescence", LUMINESCENCE, 24 (2009) 422-428.
25. Nawal A. Alarfaj, Sawsan A. Abd EL–Razeq and Fatma N. AL-Qahtani, "Spectrophotometric determination of Gabapentin in pharmaceutical formulation using ninhydrin and 1,2-naphthoquinone-4-sodium sulphonate", International Journal of Chemistry, 20 (2010) 53-60.
26. Nawal A. Alarfaj, Sawsan A. Abd EL–Razeq and Fatma N. AL-Qahtani,"Spectrophotometric determination of Alendronate Sodium in Bulk drug and in Pharmaceutical formulation", Asian Journal of Chemistry, 23 (2011) 697-700.
27. Salah M. Sultan, Hatim D. Mohamed, Abdulmuttalib Jaber and Nawal A. Alarfaj, "Sequential Injection Spectrophotometric Method for the Assay of Anti-inflammatory Diclofenac Sodium in Pharmaceutical Preparations", Journal of Flow Injection Analysis, 27 (2010) 49-55.
28. Nawal A. Alarfaj, Sawsan A. Abd EL–Razeq and Hessa M. AL-Sehaly,"Determination of Josamycin and Ciprofloxacin in their pharmaceutical dosage forms by Spectrophotometry", Asian Journal of Chemistry, 23 (2011) 3362-3366.
29. Nawal A. Alarfaj, Wedad A. AL-Onazy and Amina M. EL-Brashy,"Spectrophotometric determination of Candesartan Cilexetil in presence of its alkaline induced degradation product", Asian Journal of Chemistry, 23 (2011) 1696-1700.
30. Nawal A. Alarfaj, "Stability-indicating liquid chromatography for determination of clopidogrel bisulphate in tablets. Application to content uniformity testing", J. Saudi Chemical Society, 16 (2012) 23-30.
31. Nawal A. Alarfaj, Eman A. AL-Abdulkareem and Fatma A. Aly, "Spectrofluorimetric determination of pioglitazone hydrochloride and glimepiride in their formulations and biological fluids", Asian Journal of Chemistry, 23 (2011) 3441-3444.
32. Nawal A. Alarfaj, Sawsan A .Abd EL–Razeq, Aziza A. AL-Hoshan, "Spectrophotometric determination of pioglitazone hydrochloride in tablets and urine", Asian Journal of Chemistry, 23 (2011) 4104-4108.
33. Nawal A. Alarfaj, Maha F. EL-Tohamy, "New Validated Potentiometric Determination of Vasodilator Pentoxifylline in its Pharmaceutical Formulations and Biological Fluids", Journal of the Chinese Chemical Society, 58 (2011) 1-8.
34. Nawal A. Alarfaj, Maha F. EL-Tohamy, "Comparative Potentiometric Study for Determination of Azithromycin Using Conventional PVC and Multi-Walled Carbon Nanotubes Sensors", International Journal of ELECTROCHEMICAL SCIENCE, 7 (2012) 8213 – 8225.
35. Nawal A. Alarfaj, Maha F. EL-Tohamy,"Electrochemical sensors for direct potentiometric determination of Voriconazole in pharmaceutical dosage forms and biological fluids", International Journal of Physical Sciences, 7 (2012) 1403 – 1411
36. Nawal A. Alarfaj, Azza A. Mostafa, Zinah A. AL-Ghamdi, "Complexometric Spectrophotometric Determination of Cisapride and Tiapride in Their Formulations", Asian Journal of Chemistry, 24 (2012) 5507-5510.
37. Nawal A. Alarfaj, Mohamed Abu Elhassan Abdalla and Alawiya M. Al-Hamza, "A Sensitive Electrogenerated Chemiluminescence Assay For Determination of Melanin in Natural and Biological Samples", International Journal of ELECTROCHEMICAL SCIENCE, 7 (2012) 7888 –7901.
38. Nawal A. Alarfaj, Fatma A. Aly, Maha F. EL-Tohamy, "Potentiometric Determination of Cholesterol-Reducing Drug, Ezetimibe Using Coated Wire Membrane Sensors", SENSOR LETTERS, 9 (2011) 1-8.
39. Salma A. AL-Tamimi, Nawal A. Alarfaj, Hanan S. AL-Hashim,"Kinetic and Spectrophotometric Methods for Determination of Two Hypoglycemic Drugs, Pioglitazone Hydrochloride and Glimepiride in their Pharmaceutical Formulations", Research Journal of Chemistry and Environment, 15 (2011) 963-972.
40. Nawal A. Alarfaj, Fatma A. Aly, "Micelle-Enhanced Spectrofluorimetric Method for Determination of Cholesterol-Reducing Drug Ezetimibe in Dosage Forms", Journal of Fluorescence, 22 (2012) 9-15.
41. Reda A. Ammar, Nawal A. Alarfaj, Maha F. EL-Tohamy, "Potentiometric Study of 1, 2- Diphenylethylenediamine Palladium (II) Complex with Some Selected Amino Acids", International Journal of ELECTROCHEMICAL SCIENCE, 7 (2012) 1512 – 1521.
42. Nawal A. Alarfaj, Reda A. Ammar, Maha F. EL-Tohamy, "Disposable screen-printed sensors for determination of duloxetine hydrochloride", Chemistry Central Journal, 6 (2012) 1-8.
43. Nawal A. Alarfaj, Fatma A. Aly, Maha F. EL-Tohamy, "Electrochemical Sensors for Direct Determination of Simvastatin in Pharmaceutical Formulations and Biological Fluids", Journal of The Chilean Chemical Society, 57 (2012) 1140-1146.
44. Nawal A. Alarfaj, Maha F. EL-Tohamy, "Spectrofluorometric and Spectrophotometric Methods for Determination of Antiviral Drug-Ribavirin in its Dosage Forms and Plasma", Journal of the Indian Chemical Society, 90 (2013) 1069-1075.
45. Nawal A. Alarfaj, Maha F. EL-Tohamy, "Carbon Paste and Modified Carbon Nanotubes Paste Sensors for Determination of Reducing-Osteoarthritis Drug Glucosamine Sulphate in Bulk Powder and in its Pharmaceutical Formulations", International Journal of ELECTROCHEMICAL SCIENCE, 7 (2012) 11023 – 11034.
46. Sahar F. bin-Ibrahim, Nawal A. Alarfaj and Fatma A. Aly, "Determination of Clopidogrel Bisulphate using Ion-Selective Electrodes in Bulk, Pharmaceutical Formulation and in Biological Fluids", Journal of American Science, 8 (2012) 276-283.
47. Nawal A. Alarfaj, Wedad A. AL-Onazy and Amina M. EL-Brashy, "Spectrophotometric Bivariate Method for Determination of Candesartan Cilexetil in Presence of its Alkaline Induced Degradation Product", Asian Journal of Chemistry, 25 (2013) 719-725.
48. Nawal A. Alarfaj, Fatma A. Aly, Abeer A. AL-Qahtany, "Flow-injection chemiluminescence and electrogenerated chemiluminescence determination of escitalopram oxalate in tablet form", LUMINESCENCE, The Journal of Biological and Chemical Luminescence, 28 (2013) 84–92.
49. Amal M. Al-Mohaimeed, Salma A. Al-Tamimi, Nawal A. Alarfaj, Fatma A. Aly, "New Coated Wire Sensors for Potentiometric Determination of Gemifloxacin in Pure Form, Pharmaceutical Formulations and Biological Fluids", International Journal of ELECTROCHEMICAL SCIENCE, 7 (2012) 12518 - 12530.
50. Nawal A. Alarfaj, Maha F. El-Tohamy, "Determination of the anti-viral drug Ribavirin in dosage forms via micelle-enhanced spectrofluorimetric method", LUMINESCENCE, The Journal of Biological and Chemical Luminescence, 28 (2013) 190-194.
51. Nawal A. Alarfaj, Fatma A. Aly, "Simultaneous estimation of simvastatin and ezetimibe from their combination drug products by RP-HPLC", has been finally accepted for publication in the Journal of the Indian Chemical Society, 90 (2013) 547- 553.
52. Nawal A. Alarfaj, "Square-Wave Adsorptive Stripping Voltammetric Determination of Antihypertensive Agent Telmisartan in Tablets and Application to Human Plasma", Journal of Analytical Chemistry, 68 (2013) 335-340.
53. Nawal A. Alarfaj, Azza A. Mostafa, Zinah A. AL-Ghamdi, "Specrtophotometric Determination of Domperidone in its Pharmaceutical Formulation Through Charge Transfer Complexation Reactions", Asian Journal of Chemistry, 25 (2013) 7377-7380 .
54. Nawal A. Alarfaj, Azza A. Mostafa, Zinah A. AL-Ghamdi, "Spectrophotometric Determination of Tiapride in Pharmaceutical Formulations", Asian Journal of Chemistry, 25 (2013) 7433-7436 .
55. Salma A. Al-Tamimi, Amal M. Al-Mohaimeed, Nawal A. Alarfaj, Fatma A. Aly, "Ion Selective Electrodes for Determination of Cefditoren Pivoxil in Pharmaceutical Formulations and Biological Fluids", International Journal of ELECTROCHEMICAL SCIENCE, 8 (2013) 3988 – 4001.
56. Salma A. Al-Tamimi, Nawal A. Alarfaj, Fatma A. Aly, Amal M. Al-Mohaimeed, "Spectrofluorimetric analysis of gemifloxacin mesylate in pharmaceutical formulations", published online in LUMINESCENCE, The Journal of Biological and Chemical Luminescence, 28 (2013) DOI: 10.1002/bio.2515.
57. Nawal A. Alarfaj, Reda A. Ammar, Maha F. EL-Tohamy, " Cationic-Enhanced Spectrofluorimetric Method for Determination of Selective Serotonin Reuptake Inhibitor Duloxetine Hydrochloride in its Dosage Forms", Asian Journal of Chemistry, 25 (2013) 6416-6420.
58. Nawal A. Alarfaj, Maha F. El-Tohamy, " Electrochemical Determination of β-Blocker Alprenolol Hydrochloride in Its Pharmaceutical Formulations", Asian Journal of Chemistry, 25 (2013) 6421- 6426.
59. Fatimah M.G.Al-Amri, Nawal A. Alarfaj and Fatma A.Aly, "Development of New Sensors for Determination of Escitalopram Oxalate in Dosage Forms and Biological Fluids", International Journal of ELECTROCHEMICAL SCIENCE, 8 (2013) 10044 - 10058.
60. Nawal A. Alarfaj, Wedad A. Al-Onazy, Hany W. Darwish, Nawal A. Alarfaj, Amina M. EL-Brashy, "Application of PCR and PLS Methods for the Shmultaneous Determination of Candesartan Cilexetil and Hydrochlorothiazide in Pharmaceutical Preparations", Digest Journal of Nanomaterials and Biostructures, 8 (2013) 1253 – 1262.
61. Nawal A. Alarfaj, Maha F. El-Tohamy, " Automated Sequential-injection Chemiluminescence Determination of Glucosamine Sulphate via Luminol-Hydrogen Peroxide System", JOURNAL OF THE CHINESE CHEMICAL SOCIETY, 60 (2013) 1246-1252.
62. Nawal A. Alarfaj, Fatma A. Aly, Salma A. Al-Tamimi, Maha F. El-Tohamy, " Enhanced Silver Nanoparticle Chemiluminescence Method for the Determination of Gemifloxacin Mesylate using Sequential Injection Analysis", J. Chem. Soc. Pak., 35 (2013) 1319-1325.
63. Nawal A. Alarfaj, Maha F. El-Tohamy, " Spectrofluorometric and spectrophotometric methods for determination of antiviral drug-ribavirin in its dosage forms and plasma", J. Indian Chem. Soc., 90 (2013) 1069-1075.
62. Nawal A. Alarfaj, Maha F. El-Tohamy, "Conventional and Modified Nano Carbon Paste Sensors for
Determination of Alzheimer’s Drug Memantine Hydrochloride", SENSOR LETTERS, 11 (2013)
1968-1977.
63. Nawal A. Alarfaj, Reda A. Ammar, Maha F. EL-Tohamy, "Cationic-Enhanced Spectrofluorimetric
Method for Determination of Selective Serotonin Reuptake Inhibitor Duloxetine Hydrochloride in its
Dosage Forms", Asian Journal of Chemistry, 25 (2013) 6416-6420.
64. Salma A. Al-Tamimi, Nawal A. Alarfaj, Fatma A. Aly, Amal M. Al-Mohaimeed, "Spectrofluorimetric
Analysis of Gemifloxacin Mesylate in Pharmaceutical Formulations", LUMINESCENCE, The Journal
of Biological and Chemical Luminescence, 29 (2014) 127-131.
65. Nawal A. Alarfaj, Maha F. El-Tohamy, "New Validated Carbon Paste and Modified Carbon Nanotubes
Sensors for Selective Determination of Pantoprazole Sodium", Asian Journal of Chemistry, 26 (2014)
3039-3046.
66. Salma A. Al-Tamimi, Amal M. Al-Mohaimeed , Nawal A. Alarfaj, Fatma A. Aly, "Stability –
Indicating Spectrofluorimetric Methods for Determination of Gemifloxacin Mesylate in Pharmaceutical
Dosage Forms ", J. Indian Chem. Soc., 91, (2014) 1247.
67. Nawal A. Alarfaj, Reda A. Ammar, Maha F. El-Tohamy, "Extractive Spectrophotometric Method for
Determination of Anti-Viral Drug Ribavirin Using Eriochrome Black-T", Asian Journal of Chemistry,
26 (2014) 2992-2996.
68. Nawal A. Alarfaj, Maha F. El-Tohamy, "Construction and Validation of New Electrochemical Carbon
Nanotubes Sensors for Determination of Acebutolol Hydrochloride in Pharmaceuticals and Biological
Fluids", Journal of the Chinese Chemical Society, 61 (2014) 910-920.
69. Nawal A. Alarfaj, Maha F. El-Tohamy, "Sensitive Extractive Spectrophotometric Methods for
Determination of Trovafloxacin Mesylate Using Bromothymol Blue and Eriochrome Black-T", Asian
Journal of Chemistry, 26 (2014) 8633-8639.
70. Nawal A. Alarfaj, Maha F. El-Tohamy, "Comparative Potentiometric Study Using Modified 2-
Hydroxypropyl b-Cyclodextrin and Modified Carbon Nanotubes Sensors for Determination of
Ambroxol Hydrochloride", Asian Journal of Chemistry, 26 (2014) 8640-8648.
71. Nawal A. Alarfaj, Maha F. El-Tohamy," A Sensitive Sequential Injection Analysis (SIA)
Determination of Memantine Hydrochloride Using Luminol-Hydrogen Peroxide Induced
Chemiluminescence Detection", J. Chil. Chem. Soc., 59 (2014) 2657-2661.
72. Nawal A. Alarfaj, Maha F. El-Tohamy," A Sensitive Capillary Zone Electrophoresis Separation and
Determination of Trovafloxacin and Azithromycin in Their Compliance Pak: Applications Stability –
Indicating Studies", International Journal of ELECTROCHEMICAL SCIENCE, 10 (2015) 2291-2305.
73. Nawal A. Alarfaj, Maha F. El-Tohamy," A High Throughput Gold Nanoparticles Chemiluminescence
Detection of Opioid Receptor Antagonist Naloxone Hydrochloride", Chemistry Central Journal, 9:6
(2015) 1-9.
74. Nawal A. Alarfaj, Maha F. El-Tohamy, "Applications of Micelle Enhancement in Luminescence-
Based Analysis", LUMINESCENCE, The Journal of Biological and Chemical Luminescence, 30
(2015) 3-11.
75. Nawal A. Alarfaj, Fatma A. Aly, Maha F. El-Tohamy, "Application of Silver Nanoparticles to the
Chemiluminescence Determination of Cefditoren Pivoxil Using the Luminol–Ferricyanide System",
LUMINESCENCE, The Journal of Biological and Chemical Luminescence, 30 (2015) 91-97.
76. Nawal A. Alarfaj, Maha F. El-Tohamy, "Comparative Electrochemical Studies of Modified
2-Hydroxypropyl Beta Cyclodextrin and Modified Carbon Nanotubes Sensors for Determination of
Naloxone Hydrochloride", SENSOR LETTERS, 13 (2015) 199-208.
77. Nawal A. Alarfaj, Maha F. El-Tohamy, "Utility of Gold Nanoparticles in Luminescence Determination of
Trovafloxacin: Comparison of Chemiluminescence and fluorescence detection", LUMINESCENCE,
The Journal of Biological and Chemical Luminescence, 30 (2015) 1403-1408.
78. Nawal A. Alarfaj, Maha F. El-Tohamy, "Ultrasensitve Modified Carbon Paste Inclusion β –
Cyclodextrin and Carbon Nanotubes Sensors for Electrochemical Detection of Anticancer Nimustine
Hydrochloride", International Journal of ELECTROCHEMICAL SCIENCE, 11 (2016) 1184-1198.
79. Nawal A. Alarfaj, Maha F. El-Tohamy, "Electrochemical System for Determination of Esmolol
Hydrochloride Using Square Wave Adsorptive Stripping Voltammetry", International Journal of
ELECTROCHEMICAL SCIENCE, 11 (2016) 2709-2720.
80. Nawal A. Alarfaj, Maha F. El-Tohamy, "Eu(III)-Sensitized Luminescence Probe for Determination of
Tolnaftate in Pharmaceuticals and Biological Fluids", Journal of AOAC International, 99 (2016) 380-
385.
81. Nawal A. Alarfaj, Maha F. El-Tohamy, "Eco-friendly synthesis of gelatin-capped bimetallic Au–Ag
nanoparticles for chemiluminescence detection of anticancer raloxifene hydrochloride",
LUMINESCENCE, The Journal of Biological and Chemical Luminescence, 31 (2016) 1194-1200.
82. Nawal A. Alarfaj, Maha F. El-Tohamy, "A Novel Capillary Zone Electrophoresis Method for
Simultaneous Separation and Determination of Nalbuphine Hydrochloride and its Related Antagonist
Compounds", Journal of Chromatography & Separation Techniques, 7 (2016) 1-10.
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