Academic certificates

Ph.D., Industrial Chemistry, College of Science, Tikrit University, Iraq. (2018).
Thesis Title: "Synthesis of New Materials and Polymeric Schiff Bases and Study Their Applications as Photostabilizers and Gas Storage"

Skills

Publications & Researchs

1. Mahdi, S. A., Ahmed, A. A., Yousif, E., Ahmed, D., Al-Mashhadani, M. H., & Bufaroosha, M. (2022). Comarine derivatives designed as carbon dioxide and hydrogen storage. Materials Science for Energy Technologies, 5, 197-207.

2. Graisa, A. M., Husain, A. A., Al-Ani, A., Ahmed, D. S., Al-Mashhadani, M. H., & Yousif, E. (2022). The Organotin Spectroscopic Studies of Hydroxamic as a Ligand: A Systematic Review. Al-Nahrain Journal of Science, 25(1), 14-23.

3. Graisa, A. M., Husain, A. A., Al-Ani, A., Thamer, H., Mahdi, S., Ahmed, D. S., ... & Yousif, E. (2022). Hydroxamic Acids Interactions with Tin: An Overview. Jurnal Serambi Engineering, 7(2).

4. Al-Tikrity, E. T., Yaseen, A. A., Yousif, E., Ahmed, D. S., & Al-Mashhadani, M. H. (2022). Impact on Poly (Vinyl chloride) of trimethoprim schiff bases as stabilizers. Polymers and Polymer Composites, 30, 09673911221094020.

5. Dawood, M. A., Alasady, Z. M. K., Abdulazeez, M. S., Ahmed, D. S., Sulaiman, G. M., Kadhum, A. A. H., ... & Alamiery, A. A. (2021). The corrosion inhibition effect of a pyridine derivative for low carbon steel in 1 M HCl medium: Complemented with antibacterial studies. Int. J. Corros. Scale Inhib, 10(4), 1766-1782.

6. Saleh, T. A., Al‐Tikrity, E. T., Ahmed, D. S., El‐Hiti, G. A., Kariuki, B. M., Yaseen, A. A., ... & Yousif, E. (2022). Monitoring physicochemical properties of transparent PVC films containing captopril and metal oxide nanoparticles to assess UV blocking. Journal of Polymer Research, 29(6), 1-10.

7. Mujbil, H. H., Al Jebur, L. A., Yousif, E., Kadhom, M., Mohammed, A., Ahmed, D. S., ... & Hashim, H. (2022). Utilization of Metal Oxides Nanoparticles in Modulating Polyvinyl Chloride Films to Resist Ultraviolet Light. Metals, 12(9), 1413.

8. Yousif, E., Ahmed, D., Zainulabdeen, K., & Jawad, A. (2023). Photo-physical and Morphological Study of Polymers: A Review. Physical Chemistry Research, 11(2), 409-424.

9. Yaseen, A. A., Yousif, E., Al‐Tikrity, E. T., Kadhom, M., Yusop, M. R., & Ahmed, D. S. (2022). Environmental Performance of Alternative Schiff Bases Synthesis Routes: A Proposal for CO2 Storages. Pollution, 8(1), 239-248.

10. El-Hiti, G. A., Ahmed, D. S., Yousif, E., Al-Khazrajy, O. S., Abdallh, M., & Alanazi, S. A. (2021). Modifications of polymers through the addition of ultraviolet absorbers to reduce the aging effect of accelerated and natural irradiation. Polymers, 14(1), 20.

11. Ahmed, D. S., Mohammed, A., Husain, A. A., El-Hiti, G. A., Kadhom, M., Kariuki, B. M., & Yousif, E. (2022). Fabrication of highly photostable polystyrene films embedded with organometallic complexes. Polymers, 14(5), 1024.

12. Fadhil, M., Yousif, E., Ahmed, D. S., Mohammed, A., Hashim, H., Ahmed, A., ... & El-Hiti, G. A. (2022). Synthesis of New Norfloxacin–Tin Complexes to Mitigate the Effect of Ultraviolet-Visible Irradiation in Polyvinyl Chloride Films. Polymers, 14(14), 2812.

13. Hadi, A. G., Saddam, N. S., Ahmed, D. S., & Yousif, E. (2022, January). Extraction and characterization of Chitosan gained from oyster and fish shells and evaluation its application as antioxidant. In AIP Conference Proceedings (Vol. 2386, No. 1, p. 030016). AIP Publishing LLC.

14. Graisa, A. M., Husain, A. A., Al-Mashhadani, M. H., Ahmed, D. S., Adil, H., & Yousif, E. (2022). The Organotin Applications in Biological, Industrial and Agricultural Sectors: A Systematic Review. Jurnal Serambi Engineering, 7(1).

2021
1. Ahmed, Dina S., Farah M. Ibrahim, Muna Bufaroosha, Mohammed H. Al-Mashhadani, Ali H. Jawad, Rahimi M. Yusop, Nadia Salih, Salam A. Mohammed, and Emad Yousif. "Polyphosphates as thermal stabilizers for poly (vinyl chloride)." Materials Today: Proceedings 42 (2021): 2680-2685.

2. Al-Mashhadani, Mohammed H., Dina S. Ahmed, Hadeel Adil, Ahmed Ahmed, Hamsa Thamer, Basheer A. Hamad, Mustafa Abdallh et al. "A quantitative spectroscopic study of the bleaching phenomena in photo-stabilized formulations containing PVC exposed to outdoor conditions." Materials Today: Proceedings 42 (2021): 2686-2692.

3. Al-Mashhadani, Mohammed H., Hamsa Thamer, Hadeel Adil, Ahmed Ahmed, Dina S. Ahmed, Muna Bufaroosha, Ali H. Jawad, and Emad Yousif. "Environmental and morphological behavior of polystyrene films containing Schiff base moiety." Materials Today: Proceedings 42 (2021): 2693-2699.
4. Alhaydary, E., Yousif, E., Al-Mashhadani, M. H., Ahmed, D. S., Jawad, A. H., Bufaroosha, M., & Ahmed, A. A. (2021). Sulfamethoxazole as a ligand to synthesize di-and tri-alkyltin (IV) complexes and using as excellent photo-stabilizers for PVC. Journal of Polymer Research, 28(12), 1-19.

5. Hadi, A. G., Zaooli, R. H., Ahmed, D. S., & Yousif, E. (2021). Anti-oxidant Activity of Naproxen and Its Diorganotin Complexes. INTERNATIONAL JOURNAL, 11(2), 383-385.

6. Haddad, Raghad A., Raghda Alsayed, Dina S. Ahmed, Muna Bufaroosha, Nadia Salih, Salam A. Mohammed, and Emad Yousif. "Environmental performance of coordination complexes as PVC photostabilizers." Materials Today: Proceedings 42 (2021): 2849-2852.


7. Al-Doori, Ahmed Nadhmi, and Dina S. Ahmed. "Describing a COVID-19 Case and Presenting the Proposed Plan to Recovery." Al-Nahrain Journal of Science 5 (2021): 17-20.

8. Ahmed, Ahmed, Gamal A. El-Hiti, Angham G. Hadi, Dina S. Ahmed, Mohammed A. Baashen, Hassan Hashim, and Emad Yousif. "Photostabilization of poly (vinyl chloride) films blended with organotin complexes of mefenamic acid for outdoor applications." Applied Sciences 11, no. 6 (2021): 2853.


9. Ahmed, Ahmed, Mustafa Abdallh, Mohammed H. Al-Mashhadani, Dina S. Ahmed, Muna Bufaroosha, Ali H. Jawad, and Emad Yousif. "Environmental Stability of Poly (Vinyl Chloride) Modified by Schiff’s Base under Exposure to UV." (2021).

10. Ahmed, Ahmed, Mohammed H. Al-Mashhadani, Dina S. Ahmed, Ahmed A. Ahmed, Emad Yousif, and Rahimi M. Yusop. "Preparation of Polymeric films containing Schiff base as UV-Absorber with Good Resistance against UV-Photoaging." (2021).


11. Ahmed, Dina S., Mohammed Kadhom, Angham G. Hadi, Muna Bufaroosha, Nadia Salih, Wedad H. Al-Dahhan, and Emad Yousif. "Tetra Schiff Bases as Polyvinyl Chloride Thermal Stabilizers." Chemistry 3, no. 1 (2021): 288-296.

12. Hadi, Angham G., Nahlah Salman Saddam, Dina S. Ahmed, and Emad Yousif. "Optimization of Poly (vinyl chloride) Surface Modification with an Aromatic Schiff Base-Ni (II) Complex as Photostabilizer." In Journal of Physics: Conference Series, vol. 1818, no. 1, p. 012139. IOP Publishing, 2021.


13. Kadhom, Mohammed, Ahmed Nadhmi Al-Doori, Dina S. Ahmed, and Emad Yousif. "Herbal medicine as an alternative method to treat and prevent COVID-19." Baghdad Journal of Biochemistry and Applied Biological Sciences 2, no. 01 (2021): 1-20.

14. Mahmood, Zinah Nazih, Mahasin Alias, Gamal Abdel-Rahman El-Hiti, Dina Saadi Ahmed, and Emad Yousif. "Synthesis and use of new porous metal complexes containing a fusidate moiety as gas storage media." Korean Journal of Chemical Engineering 38, no. 1 (2021): 179-186.


15. Jasem, Hadeer, Angham G. Hadi, Gamal A. El-Hiti, Mohammed A. Baashen, Hassan Hashim, Ahmed A. Ahmed, Dina S. Ahmed, and Emad Yousif. "Tin-Naphthalene Sulfonic Acid Complexes as Photostabilizers for Poly (vinyl chloride)." Molecules 26, no. 12 (2021): 3629.

16. Fadhil, Zeyad, Hadeel Adil, Raghda Alsayed, Mohammed H. Al-Mashhadani, Ali H. Jawad, Dina S. Ahmed, and Emad Yousif. "Poly (Vinyl Chloride) Containing Gynostemma pentaphyllum as a Photostabilizer." In Materials Science Forum, vol. 1021, pp. 251-259. Trans Tech Publications Ltd, 2021.


17. Mousa, Omar G., Gamal A. El‐Hiti, Mohammed A. Baashen, Muna Bufaroosha, Ahmed Ahmed, Ahmed A. Ahmed, Dina S. Ahmed, and Emad Yousif. "Synthesis of Carvedilol–Organotin Complexes and Their Effects on Reducing Photodegradation of Poly (Vinyl Chloride)." Polymers 13, no. 4 (2021): 500.

18. Mohamed, Safaa H., Ayad S. Hameed, Gamal A. El-Hiti, Dina S. Ahmed, Mohammed Kadhom, Mohammed A. Baashen, Muna Bufaroosha, Ahmed A. Ahmed, and Emad Yousif. "A process for the synthesis and use of highly aromatic organosilanes as additives for poly (vinyl chloride) films." Processes 9, no. 1 (2021): 91.


19. Yaseen, A. A., E. T. B. Al-Tikrity, G. A. El-Hiti, D. S. Ahmed, M. A. Baashen, M. H. Al-Mashhadani, and E. Yousif. "A Process for Carbon Dioxide Capture using Schiff Bases Containing a Trimethoprim Unit. Processes 2021, 9, 707." (2021).

20. Omer, R. M., E. T. B. Al-Tikrity, E. Yousif, G. A. El-Hiti, D. S. Ahmed, and A. A. Ahmed. "Spectroscopic and Morphological Study of Irradiated PVC Films Doped with Polyphosphates Containing 4, 4'-Methylenedianiline." Russian Journal of Applied Chemistry 93, no. 12 (2020): 1888-1898.
21. Ghani, H., Yousif, E., Ahmed, D. S., Kariuki, B. M., & El-Hiti, G. A. (2021). Tin complexes of 4-(benzylideneamino) benzenesulfonamide: Synthesis, structure elucidation and their efficiency as PVC photostabilizers. Polymers, 13(15), 2434.
22. Yaseen, A. A., Al-Tikrity, E. T., Yousif, E., Ahmed, D. S., Kariuki, B. M., & El-Hiti, G. A. (2021). Effect of ultraviolet irradiation on polystyrene containing cephalexin Schiff bases. Polymers, 13(17), 2982.

23. Yaseen, A. A., Yousif, E., Al-Tikrity, E. T., El-Hiti, G. A., Kariuki, B. M., Ahmed, D. S., & Bufaroosha, M. (2021). FTIR, weight, and surface morphology of poly (vinyl chloride) doped with tin complexes containing aromatic and heterocyclic moieties. Polymers, 13(19), 3264.

24. Hadi, A. G., Baqir, S. J., Ahmed, D. S., El-Hiti, G. A., Hashim, H., Ahmed, A., ... & Yousif, E. (2021). Substituted organotin complexes of 4-methoxybenzoic acid for reduction of poly (vinyl chloride) photodegradation. Polymers, 13(22), 3946.



2020

1. Mansoor, H. S., Alsayed, R., Abdallh, M., Ahmed, D. S., Bufaroosha, M., Salihe, N., & Yousif, E. Polystyrene dopped with Schiff base to reduce outdoor plastic degradation for sustainable environment. South African Journal of Chemical Engineering, 35, 53-59.

2. ZN Mahmood, M Alias, GAR El-Hitl, DS Ahmed, E Yousif. Synthesis and use of new porous metal complexes containing a fusidate moiety as gas storage media- Korean Journal of Chemical Engineering.

3. Mohamed, S.H.; Hameed, A.S.; Yousif, E.; Alotaibi, M.H.; Ahmed, D.S.; El-Hiti, G.A. New Porous Silicon-Containing Organic Polymers: Synthesis and Carbon Dioxide Uptake. Processes 2020, 8, 1488.

4. Mousa, O.G., Yousif, E., Ahmed, A.A. et al. Synthesis and use of carvedilol metal complexes as carbon dioxide storage media. Appl Petrochem Res 10, 157–164 (2020). https://doi.org/10.1007/s13203-020-00255-7.

5. Watheq, B.; Yousif, E.; Al-Mashhadani, M.H.; Mohammed, A.; Ahmed, D.S.; Kadhom, M.; Jawad, A.H. A Surface Morphological Study, Poly(Vinyl Chloride) Photo-Stabilizers Utilizing Ibuprofen Tin Complexes against Ultraviolet Radiation. Surfaces 2020, 3, 579-593.

6. Salam, B.; El-Hiti, G.A.; Bufaroosha, M.; Ahmed, D.S.; Ahmed, A.; Alotaibi, M.H.; Yousif, E. Tin Complexes Containing an Atenolol Moiety as Photostabilizers for Poly(Vinyl Chloride). Polymers 2020, 12, 2923.

7. R. M. Omer, E. Yousif, E. T. B. Al-Tikrity, D. S. Ahmed, Ali A. Ali, Rasheed Abed, A Detailed Examination of UV Radiation Effects on the Structural and Morphological Properties of Polyvinyl Butyral Films Containing Different Nanoparticles, PCCC-2007-1080

8. Omar G. Mousa, Emad Yousif, Ahmed A. Ahmed, Gamal A. El‐Hiti, Mohammad Hayal Alotaibi, Dina S. Ahmed, Synthesis and use of carvedilol metal complexes as carbon dioxide storage media, https://doi.org/10.1007/s13203-020-00255-7

9. Rasheed N. Abed, Mohammed Kadhom, D. S. Ahmed, A. Hadawey, Emad Yousif, Enhancing Optical Properties of Modified PVC and Cr2O3 Nanocomposite, https://doi.org/10.1007/s42341-020-00242-8

10. Zinah N. Mahmood, Emad Yousif, Mahasin Alias, Gamal A. El-Hiti, Dina S. Ahmed. Synthesis, characterization, properties, and use of new fusidate organotin complexes as additives to inhibit poly(vinyl chloride) Photodegradation. Journal of Polymer Research (2020) 27:267

11. Emad Yousif, Ahmed Ahmed, Dina S. Ahmed, Hassan Hashim, Salam A. Mohammed. Ice rock‑resembling PHB thin films doped with TiO2 NPs as photocatalyst. SN Applied Sciences (2020) 2:1401 | https://doi.org/10.1007/s42452-020-2588-4.

12. Najim, L. H., El Hiti, G. A., Ahmed, D. S., Mohammed, A., Alotaibi, M. H., & Yousif, E. Valsartan metal complexes as capture and reversible storage media for methane.‏

13. Majeed, A., Yousif, E., El‐Hiti, G. A., Ahmed, D. S., & Ahmed, A. A. (2020). Stabilization of Poly (vinyl chloride) containing captopril tin complexes against degradation upon exposure to ultraviolet light. Journal of Vinyl and Additive Technology.‏

14. Mohammed, A., El-Hiti, G. A., Yousif, E., Ahmed, A. A., Ahmed, D. S., & Alotaibi, M. H. (2020). Protection of Poly (Vinyl Chloride) Films against Photodegradation Using Various Valsartan Tin Complexes. Polymers, 12(4), 969.‏

15. Ahmed, D. S., Abdallh, M., Alsayed, R., Ahmed, A., & Yousif, E. (2020, March). Graft modification of PVC with 1, 2, 4-triazole ring system for preparing flexible PVC materials. In AIP Conference Proceedings (Vol. 2213, No. 1, p. 020129). AIP Publishing LLC.‏

16. Bufaroosha, M., Salih, N., Hadi, A. G., Ahmed, D. S., Al-mashhadani, M. H., & Yousif, E. (2020). The Effect of UV Aging on the Structure of PVC in the Presence of Organotin (IV) Compounds. Al-Nahrain Journal of Science, 23(1), 57-61.‏

17. Al-mashhadani, M. H., Ahmed, A., Hashim, H., Ahmed, D., & Yousif, E. A. (2020). Morphological, Color Impact and Spectroscopic Studies of Novel Schiff Base Derived From 1, 2, 4-Triazole Moiety. Progress in Color, Colorants and Coatings.‏

18. Abdallh, M., Bufaroosha, M., Ahmed, A., Ahmed, D. S., & Yousif, E. (2020). Modification of Poly (vinyl chloride) Substrates via Schiff's Base for Photochemical Applications. Journal of Vinyl and Additive Technology.‏

19. Gamal A. El‐Hiti, Dina S. Ahmed, Emad Yousif, Mohammad Hayal Alotaibi, Hind A. Satar and Ahmed A. Ahmed. Influence of Polyphosphates on the Physicochemical Properties of Poly (Vinyl Chloride) after Irradiation with Ultraviolet Light. Polymers 2020, 12, 193; doi:10.3390/polym12010193

20. Raghad M. Omer, Emaad T. B. Al‐Tikrity, Gamal A. El‐Hiti, Mohammed F. Alotibi, Dina S. Ahmed and Emad Yousif. Porous Aromatic Melamine Schiff Bases as Highly Efficient Media for Carbon Dioxide Storage. Processes 2020, 8, 17; doi:10.3390/pr8010017

21. Raghda Alsayed, Rasheed Abed, Hamsa Thamer Sadeq, Emad Yousif* and Dina Ahmed. Electro-Physical Properties of Renewable PVC Thin Films Doped with Cr2O3 Nanometals, International Journal of Psychosocial Rehabilitation, Vol. 24, Issue 05, 2020 ISSN: 1475-7192.
2019

1. Salam A. Mohammed, Rahimi M. Yusop, Mohammed Abdulsattar, Rasheed Abed, Dina S. Ahmed, Ahmed Abdulrazaq Ahmed, Ahmed Abdulelah Ahmed, Basheer Ali, Emad Yousif. Additives Aid Switch to Protect the Photodegradation of Plastics in Outdoor Construction. Al-Nahrain Journal for Engineering Sciences NJES 22(4)277-282, 2019. http://doi.org/10.29194/NJES.22040277

2. Dina S. Ahmed, Gamal A. El-Hiti, Hanan Ibraheem, Mohammad Hayal Alotaibi, Mustafa Abdallh, Ahmed A. Ahmed, Mustafa Ismael, Emad Yousif. Enhancement of Photostabilization of Poly(vinyl chloride) Doped with Sulfadiazine Tin Complexes. Journal of Vinyl and Additive Technology—2019

3. Emad Yousif, Mustafa Abdallh, Hassan Hashim, Ahmed Ahmed, Dina S. Ahmed, Rahimi M. Yusop, Ahmed A. Ahmed, Enhancement of the photo-chemical properties and efficacy of the mixing technique in the preparation of Schiff base-Cu(II) /poly(vinyl chloride) compounds, Emergent Materials, https://doi.org/10.1007/s42247-019-00059-z

4. Semaa Yousif Khadum, Dina S. Ahmed, Emad Yousif, Chemical modification of PVC with Schiff Base Containing a Thiadiazole Moiety and its Influence on the Physicochemical and Morphological Properties. Research J. Pharm. and Tech. 12(9): September 2019

5. Hind A. Satar, Ahmed A. Ahmed, Emad Yousif, Dina S. Ahmed, Mohammed F. Alotibi, Gamal A. El-Hiti, Synthesis of Novel Heteroatom-Doped Porous- Organic Polymers as Environmentally Efficient
Media for Carbon Dioxide Storage, Appl. Sci. 2019, 9, 4314; doi:10.3390/app9204314

6. Ahmed A. Ahmed, Dina S. Ahmed, Gamal A. El‑Hiti, Mohammad Hayal Alotaibi, Hassan Hashim, Emad Yousif. SEM morphological analysis of irradiated polystyrene film doped by a Schiff base containing a 1,2,4‑triazole ring system. Applied Petrochemical Research. https://doi.org/10.1007/s13203-019-00235-6.

7. Angham G. Hadi, Khudheyer Jawad, Gamal A. El-Hiti, Mohammad Hayal Alotaibi, Ahmed A. Ahmed, Dina S. Ahmed and Emad Yousif. Photostabilization of Poly(vinyl chloride) by Organotin(IV) Compounds against Photodegradation. Molecules 2019, 24, 3557; doi:10.3390/molecules24193557

8. Emad Yousif, Dina S. Ahmed. Poly(vinyl chloride) reinforced Schiff base as an eco‑friendly alternative to conventional PVC. SN Applied Sciences (2019) 1:955.

9. ALI HASSAN, DINA S. AHMED, RIYADH NOAMAN and EMAD YOUSIF. Monitoring the Photodegradation of PVC Thin Films Containing Schiff Base Using FTIR Spectroscopy. Oriental Journal of Physical Sciences. Vol.04, No.(1) 2019, Pg. 12-17.

10. Dina S. Ahmed, Teeba Hashim Mohammed, Mohsen Hashim Risan, Liqaa H. Najim, Salam A. Mohammed, Rahimi M. Yusop, Emad Yousif. GREEN SYNTHESIS OF SILVER NANOPARTICLES BY PLANTS EXTRACT, International Journal of Chemical and Process Engineering Research. 2019 Vol. 6, No. 1, pp. 1-6.

11. Emad Yousif, Rahimi M. Yusop, Dina S. Ahmed, Photostability of PVC Films by using Safety Synthetic Bio-lubricant as Additives, Malaysian Journal of Chemistry, 2019, Vol. 21 (2), 36-42.

12. Emad Yousif, Dina S. Ahmed, Ahmed Ahmed, Mustafa Abdallh, Rahimi M. Yusop, Salam A. Mohammed. Impact of stabilizer on the environmental behavior of PVC films reinforced 1,2,4-triazole moiety. Environmental Science and Pollution Research.

13. Evon Akram, Gamal A. El-Hiti, Dina S. Ahmed, Alaa Adnan Rashad, Wedad H. Al Dahhan, Emad Yousif. Morphological, Liquid Crystal and Optical Band Energy Properties of Polyphosphates. Al-Nahrain Journal of Science. Vol.22 (2), 2019, pp.19-26.

14. Angham G. Hadi, Emad Yousif, Gamal A. El-Hiti, Dina S. Ahmed, Khudheyer Jawad, Mohammad Hayal Alotaibi and Hassan Hashim, Long-Term Effect of Ultraviolet Irradiation on Poly(vinyl chloride) Films Containing Naproxen Diorganotin(IV) Complexes, Molecules 2019, 24, 2396

15. Mohammad Hayal Alotaibi, Gamal A. El-Hiti, Emad Yousif, Dina S. Ahmed, Hassan Hashim, Ayad S. Hameed, Ahmed Ahmed, Evaluation of the use of polyphosphates as photostabilizers and in the formation of ball-like polystyrene materials, Journal of Polymer Research (2019) 26:161.

16. Hind A. Satar, Dina S. Ahmed, Ahmed A. Ahmed, Omar Al-Khazrajy, EmadYousif, Gas Storage and Separation in Metal Organic Frameworks, Open Access Journal of Chemistry, Volume 3, Issue 2, 2019, PP 6-9.

17. Emad Yousif, Dina S. Ahmed, Ahmed A. Ahmed, Ayad S. Hameed, Safaa H. Muhamed, Rahimi M. Yusop, Amamer Redwan, Salam A. Mohammed, The effect of high UV radiation exposure environment on the novel PVC polymers, Environmental Science and Pollution Research 2019, https://doi.org/10.1007/s11356-019-04323-x.

18. Emad Yousif, Noora Asaad, Dina S. Ahmed, Salam A. Mohammed, Ali H. Jawad, A Spectral, Optical, Microscopic Study, Synthesis and Characterization of PVC Films Containing Schiff Base Complexes, Baghdad Science Journal, Vol.16(1)2019.

19. Gamal A. El-Hiti, Mohammad Hayal Alotaibi, Ahmed A. Ahmed, Basheer A. Hamad, Dina S. Ahmed, Ahmed Ahmed, Hassan Hashim, Emad Yousif, The Morphology and Performance of Poly(Vinyl Chloride) Containing Melamine Schiff Bases against Ultraviolet Light, Molecules 2019, 24, 803; doi:10.3390/molecules24040803.

20. Angham G. Hadi, Khudheyer Jawad, Emad Yousif, Gamal A. El-Hiti, Mohammad Hayal Alotaibi, Dina S. Ahmed, Synthesis of Telmisartan Organotin(IV) Complexes and their use as Carbon Dioxide Capture Media, Molecules 2019, 24, 1631; doi:10.3390/molecules24081631.

21. Duaa Ghazi, Emad Yousif, Dina S. Ahmed, Hamsa Thamer, Riyadh Noaman, Nasry Jassim Hussien, Rahimi M. Yusop and Ali H. Jawad. Photo-Physical Studies of PVC Mixed with Organotin (IV) Complexes. Vol. 22 (3), September, 2019, pp. 1-7

2018

1. Emad Yousif, Dina S. Ahmed, Rahimi M. Yusop, Salam A. Mohammed, Optical Properties of Modified Poly (Vinyl Chloride) by Schiff Base with Different Metals, Applied Chemistry, 2018, 2, 36-42.

2. Dina S Ahmed, Hadeel Adil, Emad Yousif, Recent Development Issues in Nanotechnology for Gas Storage, Arch Nano Op Acc J, 2018, 1(5).

3. Emad Yousif, Basheer A. Hamad, Ahmed A. Ahmed, Dina S. Ahmed, Assembly Study of Melamine and its Derivatives, Int J Org Inorg Chem. 2018, 1(1).

4. Emad Yousif, Hanan Ibraheem, Mustafa Ismael, Dina S. Ahmed, Performance Study of Organotin (IV) Complexes, Int J Org Inorg Chem, 2018, 1(1): 1-3.

5. Emad Yousif, Dina S Ahmed, How to Design Porous Organic Polymers as Gas Capture?. Int J Org Inorg Chem, 2018, 1(1): 1-4.

6. Hassan Hashim, Gamal A. El-Hiti, Mohammad Hayal Alotaibi, Dina S. Ahmed, Emad Yousif, Fabrication of ordered honeycomb porous poly(vinyl chloride) thin film doped with a Schiff base and nickel(II) Chloride. Heliyon, 2018, 4.

7. Mohammad Hayal Alotaibi, Gamal A. El-Hiti, Hassan Hashim, Ayad S. Hameed, Dina S. Ahmed, Emad Yousif, SEM analysis of the tunable honeycomb structure of irradiated poly(vinyl chloride) films doped with Polyphosphate, Heliyon, 2018, 4.

8. Naser Shaalan, Nawres Laftah, Gamal A. El-Hiti, Mohammad Hayal Alotaibi, Raad Muslih, Dina S. Ahmed, Emad Yousif, Poly(vinyl Chloride) Photostabilization in the Presence of Schiff Bases Containing a Thiadiazole Moiety, Molecules . 2018, 23, 913.

9. Noor Jaafar, Dina S. Ahmed, Ahemd Alshanon, Ali Z. Al-Saffar, Emad Yousif, Gold Nanoparticles Detection by Plants Extracts – A Review, Science Letters, 2018, 12.

10. Raghad Haddad, Dina S. Ahmed, Wedad H. Al-Dahhan, Ahmed Ahmed, Salam Mohammed, Emad Yousif, Detection the Degradation of PS thin films Containing Triazole Complexes by FTIR Technique, Orient. J. Phys. Sciences, 2018, 3 (1), 53-57.

11. Emad Yousif, Dina S. Ahmed, Gamal A. El-Hiti, Mohammad Hayal Alotaibi, Hassan Hashim, Ayad S. Hameed, Ahmed Ahmed, Fabrication of Novel Ball-Like Polystyrene Films Containing Schiff Base Microspheres as Photostabilizers, Polymers, 2018, 10, 1185.
12. Angham G. Hadi, Khudheir Jawad, Dina S. Ahmed, Emad Yousif, Synthesis and Biological Activities of Organotin (IV) Carboxylates: A Review, Sys Rev Pharm. 2019, 10(1), 26-31.

13. Emad Yousif, Dina S. Ahmed, Ahmed A. Ahmed, Ayad S. Hameed, Rahimi M. Yusop, Amamer Redwan, Salam A. Mohammed, Experimental Relationships between Surface Roughness, Irradiation Time and Photodecomposition Rate Constant of PVC Films Doped by Polyphosphates, Science Letters, 2018, 12.

14. D. Ahmed, G. El-Hiti, H. Hashim, R. Noaman, A. Hameed, E. Yousif, Physical and morphological properties of poly(vinyl chloride) films upon irradiation in the presence of tetra schiff bases as photostabilizers. Arab Journal of Physical Chemistry. 2018, 5, 1-6.
15. D. Ahmed, G. El-Hiti, E. Yousif, A. Ali., A. Hameed, Design and synthesis of porous polymeric materials and their applications in gas capture and storage: a review. Journal of Polymer Research 2018, 25, 75.
16. D. Ghazi, G. El-Hiti, E. Yousif, E., D Ahmed, M. Alotaibi, The effect of ultraviolet irradiation on the physicochemical properties of poly(vinyl Chloride) films containing organotin(IV) complexes as photostabilizers. Molecules 2018, 23, 254.



2017
1. D. Ahmed, G. El-Hiti, E. Yousif, A.Hameed, Polyphosphates as Inhibitors for Poly(vinyl Chloride) Photodegradation, Molecules, 2017, 22, 1849.

2. D. Ahmed, G. El-Hiti, A. Hameed, E. Yousif, E. A. Ahmed, New tetra-Schiff bases as efficient photostabilizers for poly(vinyl chloride), Molecules, 2017, 22, 1506.

3. D. Ahmed, G. El-Hiti, E. Yousif, A. Hameed, M. Abdalla, New eco-friendly phosphorus organic polymers as gas storage media, Polymers, 2017, 9, 336.


AWARDS, THANKS & APPRECIATION, AND PATENTS IF ANY
PATENTS

• New Organotin(IV) Complexes as CO2 Storage Media-2020.
• Organotin(IV) as New PVC Photostabilizers
• Schiff Bases as PVC Photodegradation Inhibitors. 22/7/2019
• Polymeric Schiff Bases as CO2 Capture. 10/1/2019.

BOOKS

1. D. Ahmed, E. Yousif. Laboratory course in general chemistry. Noor Publishing, 2019.

2. E. Yousif, D. Ahmed, Majid Khalaf. Polymer photophysics and photochemistry. Noor Publishing, 2019.

3. D. Ahmed, A. Hameed, E. Yousif, Gas Storage Polymers, LAMBERT Academic Publishing, Germany, 2018.

Awards, estimates and patents

• American Chemical Society
• American Oleo-Chemistry Society
• Iraqi Chemical Society