96.  Salma A. Al-Tamimi, Amal M. Al-Mohaimeed, Nawal A. Alarfaj, Fatma A. Aly, “Ultrasensitive
       Electrochemical Approach for Gemifloxacin Mesylate Monitoring and Quantification by Different
       Voltammetric Methods”, International Journal of ELECTROCHEMICAL SCIENCE, 15 (2020) 1930 –
       1941, doi: 10.20964/2020.03.51
 
97.  Nawal A. Alarfaj, Musarat Amina, Nawal M. Al Musayeib, Maha F. El‑Tohamy, Hesham F. Oraby,
Sarah I. Bukhari, Nadine M. S. Moubayed, “Prospective of Green Synthesized Oleum cumini Oil/PVP 
       MgO Bionanocomposite Film for Its Antimicrobial, Antioxidant and Anticancer Applications”, Journal
       of Polymers and the Environment, 28 (2020) 2108–2124, DOI 10.1007/s10924-020-01755-2,
       https://doi.org/10.1007/s10924-    020-01755-2.
 
98.  Musarat Amina, Nawal M. Al Musayeib, Nawal A. Alarfaj, Maha F. El-Tohamy, Hesham F. Oraby,
       Gadah A. Al Hamoud, Sarah I. Bukhari, Nadine M. S. Moubayed, “Biogenic green synthesis of MgO
       nanoparticles using Saussurea costus biomasses for a comprehensive detection of their antimicrobial,
       cytotoxicity against MCF-7 breast cancer cells and photocatalysis potentials”, PLOS ONE 15(8):
       e0237567. August 14, 2020, https://doi.org/10.1371/journal.pone.0237567.
 
99.  Nawal A. Alarfaj, Maha F. El-Tohamy, Hesham F.Oraby, “A Reduced Graphene Oxide/Gold
       Nanoparticles Composite Modified Glassy Carbon Electrode as Electrochemical Sensor for Calcium
       Ions Detection in Bottled Water”, International Journal of ELECTROCHEMICAL SCIENCE, 15  
       (2020) 5500 – 5511, doi: 10.20964/2020.06.49

100. Musarat Amina, Nawal M. Al Musayeib, Nawal A. Alarfaj, Maha F. El-Tohamy, Gadah A. Al-

        Hamoud, “Antibacterial and Immunomodulatory Potentials of Biosynthesized Ag, Au, Ag-Au

        Bimetallic Alloy Nanoparticles Using the Asparagus racemosus Root Extract”, Nanomaterials, 10,

        (2020) 2453; doi:10.3390/nano10122453.

101. Nawal A. Alarfaj, Maha F. El-Tohamy, “ New Functionalized Polymeric Sensor Based

        NiO/MgO Nanocomposite for Potentiometric Determination of Doxorubicin Hydrochloride in

        Commercial Injections and Human Plasma”, Polymers, 12 (2020), 3066; doi:10.3390/polym12123066.

102. Salma A. Al-Tamimi, Amal M. Al-Mohaimeed, Nawal A. Alarfaj, Fatma A. Aly, “Electrochemical

        Determination of Gemifloxacin Mesylate in Commercial Tablets and Biological Fluids By Differential

        Pulse Polarography”, International Journal of ELECTROCHEMICAL SCIENCE, 15 (2020) 8386 –

        8396, doi: 10.20964/2020.09.19

103. Wedad A. Al-onazi, Nawal A. Alarfaj, Maha F. El-Tohamy, Nada A. Al-Malki, “Facile Dual

        Enhanced Modes of Nanoparticles/Sodium Dodecyl Sulfate for Luminescent Detection of Vitamin C

        in Commercial Fruit Juices”, Journal of Analytical Chemistry, 75 (2020) No. 10,1285–1294 DOI:

       10.1134/S1061934820100020

104.  Musarat Amina, Nawal M. Al Musayeib, Nawal A. Alarfaj, Maha F. El-Tohamy, Gadah A. Al-

         Hamoud, “Antibacterial and Anticancer Potentials of Presynthesized Photosensitive Plectranthus

         cylindraceus Oil/TiO2/Polyethylene Glycol Polymeric Bionanocomposite”, Bioinorganic Chemistry

         and Applications, 2021(2021), ID 5562206, 20 pages; https://doi.org/10.1155/2021/5562206.

105. Nawal A. Alarfaj, Salma A. Altamimi, Maha F. El-Tohamy, Fatimah M. AL-Suqayhi,

        “Electrochemical Sensors for Berberine Hydrochloride Determination in Commercial Products and

        Bio-Fluids”, International Journal of ELECTROCHEMICAL SCIENCE, 16 (2021) 210348,

        doi: 10.20964/2021.03.76

106. Nawal A. Alarfaj, Wedad Altuhami Al-Onazi, Amal Mohammed Al-Mohaimeed, Maha

        Farouk El-Tohamy, Hadeel Abdulaziz Alabdulmonem, “Exploiting of Green Synthesized Metal Oxide

        Nanoparticles for Spectrophotometric Determination of Levofloxacin, Cephalexin and Cefotaxime Sodium

        in Commercial Products”, Nanomaterials, 11 (2021), 1099. https://doi.org/10.3390/ nano11051099.