Academic certificates

Month Jan. Year 2018
Degree Title PhD., University: Tikrit
The thesis entitled: "Synthesis of New Materials and Polymeric Schiff Bases and Study Their Applications as Photostabilizers and Gas Storage"


Month Dec. Year 2012
Degree Title MSc, University: Tikrit
The thesis entitled: "Synthesis and Characterization of some new heterocyclic Schiff bases and the study of their metal ions selectivity complexes and Chelating Polymers"

Year 2008
Degree Title BSc, University: Tikrit

Skills

Publications & Researchs

2020
1. 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

2. 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
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.

الكتب

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