Dr. Safaa Hamdy Ibrahim Mohamed El-Taweel

Academic positions

 

  • Assistant at Cairo University , Chemistry department, Faculty of Science from 1997-2000
  • Lecturer Assistant at Cairo University , Chemistry department, Faculty of Science from 2000-2005.
  • Lecturer at Cairo University , Chemistry department, Faculty of Science from 2005-till now.

Publications  in Scientific Journals

 

  1. Nonisothermal Cold Crystallization Kinetics of Poly(lactic acid)/Bacterial Poly(hydroxyoctanoate) (PHO)/Talc,  Omaima Alhaddad , Safaa H. El-Taweel*, Yasser Elbahloul, Open Chem., 2019; 17: 1266–1278.

  

2. Nonisothermal crystallization kinetics of PLA/nanosized YVO4composites as a novel nucleating agent, Safaa H. El-Taweel, Mostafa Abboudi, J. APPL. POLYM. SCI. 2019, DOI: 10.1002/APP.48340.

3.Isothermal Crystallization Kinetics of Poly (3-hydroxybutyrate)/ EVA80 Blends Enhanced by NH4Cl as a Nucleating Agent, S.H. El-Taweel, Al-Ahmadi A. JOURNAL OF MACROMOLECULAR SCIENCE, Part B , 2019 https://doi.org/10.1080/00222348.2019.1593620

4.Non-isothermal Crystallization Kinetics of Poly(3-hydroxybutyrate)/ EVA 80 Blends Enhanced by NH4Cl as a Nucleating Agent, S.H. El-Taweel, Al-Ahmadi A., Journal of thermal analysis and calorimetry, 2019, Journal of Thermal Analysis and Calorimetry, https://doi.org/10.1007/s10973-019-08032-y.

 

5.    

Cationic Cyclopentadienyliron Complex as a Novel and Successful Nucleating Agent on the Crystallization Behavior of the Biodegradable PHB Polymer, El-Taweel S, Al-Ahmadi A, Alhaddad O, Okasha R. Molecules. 2018;23:2703.

6.    

Mechanical and Thermal behavior of blends PHBV with EVA

,

 S. H. El-Taweel, M. Khater, Journal of Macromolecular Science, Part B, Physics, 2015, 54,1225.

 7.      

Effect of Benzoic acid on the Crystallization behavior of Poly(3-hydroxybutyrate) S. H. El-Taweel*, Journal of Macromolecular Science, Part B, Physics, 2013, 52, 1521.

 

8.    

Crosslinked poly(vinyl alcohol)/carboxymethyl chitosan hydrogels for removal of metal ions and dyestuff from aqueous solutions,Magdy W. Sabaa, Riham R. Mohamed, S. H. Eltaweel and Rania S. Seoudi, Journal of Applied Polymer Science, 2012, 123, 3459. 

9.    

Spherulitic growth rate of blends of Polyhydroxybutyrate (PHB) with oligomeric atactic PHB-diol, S. H. El-Taweel, B. Stoll, Journal of Macromolecular Science, Part B, Physics, 2012, 51, 567.

10. 

Crystallization kinetics and miscibility of blends of polyhydroxybutyrate (PHB) with ethylene vinyl acetate copolymers (EVA)S.H. El-Taweel, Bernhard Stoll, C. Schick, e-Polymers 2011, no. 018.

 

11. 

Biodegradable polymer blends based on polyvinyl alcohol and Chitosan as Drug Delivery System E. M. Abdel-Bary*, Bernhard Stoll, Safaa El-Taweel and Nada Samir Kessbe, Academic journal of manufacturing and Engineering, Volume 7 Jan. 2010.

12. 

Structure and corrosion behavior of dissimilar steel weldments, J. corrosion protection,

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El-Aziz*, A.M., Khalifa, W., Ahmed, H., Eltaweel, S.E. (2006): 11s/A/2006, 275.

13. 

Glass transition and rigid amorphous phase in semicrystalline blends of bacterial PHB with low molecular mass atactic El-Taweel, S. H., Höhne, G. W. H. Mansour, A. A. Stoll*, B., Seliger, H.(2004):, Polymer, 2004,

45, 983.

14. 

Stress-strain behaviour of blends of bacterial polyhydroxybutyrate El-Taweel, S. H., Höhne, G. W. H., Mansour, A. A., Stoll*, B., Seliger,H (2004):, J. Applied polymer science, 2004, 94, 2528.

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