1.  Ibrahim Hotan Alsohaimi, Mohammed El-Hashemy, Abdullah G. Al-Ruwaili, Tarek Ahmed Seaf Elnasr, Nayef S. Almuaikel,, Assessment of Trace Elements in Urban Road Dust of a City in a Border Province Concerning Their Levels, Sources, and Related Health Risks, Archives of Environmental Contamination and Toxicology., Jul;79(1)( 2020):23-38.

2. Removing Iron Ions Contaminants from Groundwater Using Modified Nano-hydroxyapatite by Nano Manganese Oxide, Mohammed Abd-El-Aal Ahmed Ayash, Tarek Seaf Elnasr, Madiha Hassan Soliman, Journal of Water Resource and Protection 11(06)(2019):789-809.

3. Synthesis, Characterization and Corrosion Inhibition of N′-Phenylbenzohydrazide Derivative Metal Complexes: Experimental and Quantum Chemical Studies, Mahmoud Mahross, Kursat Efil, Tarek Seaf Elnasr, Osama A. Abbas, Z. Phys. Chem. 2019.

4. A Novel Composite Silver Nanoparticles Loaded Calcium Oxide Stemming from Egg Shell Recycling: A Potent Photocatalytic and Antibacterial Activities Selective, efficient and complete precipitation of anionic dyes in aqueous solutions using Ag@PbCO3 nanocomposite, Journal of Cleaner Production, Volume 248, 1 March 2020, 119274.

5. New spectrophotometric protocol using tetra- thiosemicarbazone derivative chelating (TTSC) for the assessment of trace level of cadmium(II) in drinking water, Tarek Seaf Elnasr, Ibrahim Hotan Alsohaimi, Wael Arafa, Mutairah Shaker Alshammari, International Journal of Environmental Analytical Chemistry, (2020).

6. N. F. Alotaibi, A. M. Nassar, G. M. Alrwaili, T. A. Seaf Elnasr & E. F. Abo  Zeid,, Selective, efficient and complete precipitation of anionic dyes in aqueous solutions using Ag@PbCO3 nanocomposite, Inorganic and Nano-Metal Chemistry 49 (11), (2019), 395 400. (https://doi.org/10.1080/24701556.2019.1661463)

7. Simultaneous determination of piroxicam and norfloxacin in biological fluids by high-performance liquid chromatography with fluorescence detection at zero-order emission mode Mohammed Gamal, Hazim M Ali, Safwan Fraihat, Tarek Seaf Elnasr, Luminescence, The  Journal of  biological and Luminescence, (2019)

8. Hassanien Gomaa Abdien, Mohamed Farid Mohamed Cheira, Mohamed Abd-Elmottaleb Abd-Elraheem, Tarek Ahmed Saef El-Naser and Ibrahim Hashem Zidan (Extraction and Pre-concentration of Uranium Using Activated Carbon Impregnated ) Trioctyl Phosphine Oxide, Elixir Appl. Chem. 100 (2016) 43462-43469.

9. Determination of metoclopramide hydrochloride in pharmaceutical formulations using three different spectrophotometric methods, Pharmaceutica Analytica Acta, , Pharmaceutica Analytica Acta, 8 (2017) 538. Doi: 10.4172/2153–2435.1000538

10. Ahmed Hosny, Mahmoud Mahross, Tarek Seaf Elnasr, M. Abdel-Hakim, Effect of rice straw extract as an environmental waste corrosion inhibitor on mild steel in an acidic media, Chemistry of Advanced Materials, 1(1) (2016) 6-16.

11. Hassanien Gomaa Abdien Gomaa (H. Gomaa), Mohamed Farid Mohamed Cheira (M. Farid), Mohamed Abd-Elmottaleb Abd-Elraheem (M. A. Abd-Elraheem), Tarek Ahmed Saef El-Naser (T. A. Seaf El-Naser), Ibrahim Hashem Zidan (I. H. Zidan)  (Removal of Uranium from Acidic Solution Using Activated Carbon Impregnated with Tri Butyl Phosphate), Biological and Chemical Research, (2016), 313-340.

12. Tarek Ahmed Seaf Elnasr, Madiha Hassan Soliman, Mohammed Abd-El-Aal Ahmed Ayash, (Modified Hydroxyapatite Adsorbent for Removal of Iron Dissolved in Water Wells in Sohag, Egypt ), Chemistry of Advanced Materials, 2(1) (2017) 1-13.

13. Gamal A. H. Gouda, T. A. Seaf Elnasr, M. A. El-Mottaleb, A. Abd-Elmotagally, (pH-Metric and Kinetic Studies of 1-(1H-benzimidazol-2-yl) ethanol Complexes with Selected Metal Ions), Journal of Chemical, Biological and Physical Sciences  JCBPS; Section A; November 2016 – January (2017), Vol. 7, No. 1; 256-266.

14. Gamal A. H. Gouda, Gomaa A. M. Ali and Tarek A. Seaf Elnasr, (Stability Studies of Selected Metal Ions Chelates with 2-(4-amino-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-ylideneamino) Phenol.), Int. J. Nano. Chem., 1 (2) (2015) 1- International Journal of Nanomaterials and Chemistry

15. Gamal A. H. Gouda, Gomaa A. M. Ali and Tarek A. Seaf Elnasr, (Stability Studies of Selected Metal Ions Chelates with 2-(4-amino-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-ylideneamino) Phenol.), Int. J. Nano. Chem., 1 (2) (2015) 1-5.

16. G. A. Gouda, M. R. Shatat, T. A. Seaf Elnasr and M.H. AbdAlla, (potentiometeric and thermodynamic investigation of Rhenium(V) complexes with 1- Methyl-2- mercaptoimidazole), Al-Azhar Bull. Sci. Vol. 24, No 2 (December): , (2013) pp 141 – 148.

17. M. H. Moustafa, M. Abd – Elmotaleb, T. A. Seaf Elnasr, R. M. Issa and I. M. A, Awad, (Chelliting Tendecies of o- hydrxy Azo acetylaectone and Determination of manganese (II)), Al-Azhar Bull. Sci. Vol. 15, No 1 (June): , (2004) pp 243 – 256.