PROF.DR. EMİNE BAYRAKTAR    
Name : EMİNE
Surname : BAYRAKTAR
E-Mail : bayrakta@eng.ankara.edu.tr
Phone Number : 03122033524
Title : PROF.DR.
Unit : FACULTY OF ENGINEERING
Department : Chemical Engineering Department
Personal Information

PROF. DR. EMINE BAYRAKTAR

 

CORRESPONDENCE

 

Ankara University, Department of Chemical Engineering
Tandoğan, 06100 Ankara-TURKEY
Tel: +90-312-2033524- Fax: +90-312-212 15 46
e-mail: bayrakta@eng.ankara.edu.tr

EDUCATION

B.Sc.                                            : Chemical Engineering (Ankara University, Ankara-Turkey)

M.Sc.                                           : Chemical Engineering (Ankara University, Ankara-Turkey)

Ph.D.                                           : Chemical Engineering (Ankara University, Ankara-Turkey)

                                                                                                         

CAREER / EMPLOYMENT

 

1987 – 2001    Research and Teaching Assistant, Ankara University, Dept. of Chemical Engineering

2001- 2003     Assistant Professor, Ankara University, Dept. of Chemical Engineering

2003- 2009     Assoc. Prof., Ankara University, Dept. of Chemical Engineering

2009-              Prof., Ankara University, Dept. of Chemical Engineering     

 

WORK ABROAD ATTENDED

1. Molecular Biology  and Enzymology, 1.6.2006-2.9.2006, Institue of Molecular Enzyme Technology, Heinrich Heine University Duesseldorf, Research Centre, Juelich, Germany

 

PUBLICATIONS

 

Published Articles in the International Journals (SCI)

1. Bayraktar,E., Çiçek,B. and Mehmetoğlu,Ü., “Mathematical Modelling of a Packed Bed Bioreactor for the Citric Acid Production”, Reviews in Chemical Engineering, 15,4, 279-292 (1999). (SCI)

2. Bayraktar,E., Mehmetoğlu,Ü., “Production of Citric Acid Using Immobilized Conidia of Aspergillus niger”, Applied Biochemistry and Biotechonology, 87, 2, 117-125 (2000). (SCI)

3. Bayraktar,E., “Response Surface Optimization of the Separation of DL- Typtophan Using an Emulsion Liquid Membrane”, Process Biochemistry, 37,169-175 (2001). (SCI)

4. Bayraktar,E., Mehmetoğlu,Ü., “Back Mixing and Liquid Hold-up Up-flow Packed Bed Bioreactor”, Chemical Engineering Communications, 185, 125-140 (2001). (SCI)

5. Kahya,E., Bayraktar,E.and Mehmetoğlu,Ü., “Optimization of Process Parameters for the Reactive Lactic Acid Extraction”, Turkish Journal of Chemistry, 25, 223-230 (2001).

6. Tik, N., Bayraktar,E. and Mehmetoğlu,Ü., “In-situ Reactive Extraction of Lactic Acid from fermentation Media” J.Chem. Technol. Biotechnol., 76, 764-768 (2001). (SCI)

7. Kılıç,M., Bayraktar,E., S.Ateş, Ü. Mehmetoglu, “Investigation of Extractive Citric Acid fermentation Using Response-surface Methodology”, Process Biochemistry, 37, 759-767. (2002). (SCI)

8. Ateş,S., Dingil,N., Bayraktar,E., Mehmetoglu, Ü., “Enhancement of citric acid production using silicone oil by immobilized and freely suspended Aspergillus niger”, Process Biochemistry, 38, 433-436, (2002) (SCI)

9. Güvenç,A. , Kapucu,N., Bayraktar,E. and Mehmetoğlu,Ü., Optimization of The Enzymatic Production of Isoamyl Acetate with Novozym 435 from Candida antarctica, Chemical Engineering Communications,190, No:5-8, 948-961, (2003). (SCI)           

10. AbuHamed,T., Bayraktar,E. Mehmetoğlu,T. and Mehmetoğlu,Ü. “Substrate Interactions During The Biodegradation of Benzene, Toluene And Phenol Mixtures” Process Biochemistry, 39, 27-35. (2003). (SCI)

11. Çelik,D., Bayraktar,E.  And Mehmetoğlu,Ü.,“Biotransformation Of 2-Phenylethanol To Phenylacetaldehyde In A Two-Phase Fed-Batch System”, Biochemical Engineering Journal, 17, 5-13, (2003). (SCI)

12.  Abuhamed, T, Bayraktar, E, Mehmetoğlu, T. and Mehmetoğlu, Ü, “ Kinetics  Model for Growth of Pseudomonas putida F1 During Benzene, Toluene and Phenol Biodegradation”,   Process Biochemistry ,39, 983-988, ( 2004). (SCI)

13. Döker,O. Bayraktar,E., Mehmetoğlu,Ü. and Çalmlı,A., “Production of Iron-Cobalt Compound Nanoparticles using Reverse Micellar System”, Rev. Adv. Mater. Sci. 5, 34-40, (2003). (SCI)

14. Abuhamed, T, Bayraktar, E, Mehmetoğlu, T. and Mehmetoğlu, Ü, “ The  Biodegradation of  Benzene, Toluene and Phenol in a Two-phase System”,   Biochemical Engineering Journal, 19, 137-146, ( 2004 ). (SCI)

15. Sanal, IS, Bayraktar,E., Çalımlı, A., Mehmetoğlu, Ü., “Determination of Optimum Conditions for SC-(CO2+Ethanol) Extraction of  b-Carotene from Apricot Pomace Using Response Surface Methodology”, The Journal of Supercritical Fluids, 34, 331-338, (2005). (SCI)

6. Dovyap,Z., Bayraktar, E. and Mehmetoğlu,Ü. Amino Acid Extractıon and Mass Transfer Rate in the Reverse Micelle System, Enzyme and Microbial Technology, Enzyme and Microbial Technology 38, 557-562, (2006).(SCI)

 17. Tokçaer,Z., Bayraktar, E., Mehmetoğlu,Ü., Özcengiz, G. and Alaeddinoğlu, N. G., Response Surface Optimization of Antidipteran Delta-endotoxin Production by Bacillus thuringiensis subsp. israelensis HD 500, Process Biochemistry, 41, 350-355, 2006. (SCI)

18. Ateş S,  Cortenlioglu E, Bayraktar, E. and Mehmetoğlu,Ü. Production of L-DOPA from Tyrosinase  Immobilized in  Cu-Alginate  Gel, Enzyme and Microbial Technology, 40, 683-687, (2007). (SCI)

19. Aydoğan Ö., Bayraktar E., Mehmetoğlu Ü, Parlaktuna M., Mehmetoğlu T, “Production of L-aspartic acid by biotransformation and it’s recovery using reverse micelle and gas hydrate methods” Biocatalysis and Biotransformation , 25(5):365-372, (2007). (SCI)

20. Bayraktar E, Kocapiçak Ö, Mehmetoğlu Ü, Parlaktuna M, Mehmetoğlu T. Recovery Of Amino Acid From Reverse Micellar Solution by Gas Hydrate.  Chemical Engineering Research and Design, 86:209-213, (2008). (SCI)

21. Aydoğan Ö., Bayraktar E., Mehmetoğlu Ü, Kaeding T, Zeng A P. Selection en optimization of an aqueous two-phase systemfor the recovery of1,3-propandiol from fermentation broth. Engineering in Life Sciences, 10(2) 121-129 (2010).(SCI)

22. Karadeniz F., Bayraktar, E. and Mehmetoğlu,Ü. Kinetic Resolution of Racemic 1-Phenyl 1-Propanol by Lipase Catalyzed Enantioselective Esterification Reaction, Artificial Cells, Blood Substitutes and Biotechnology, 38, 288-293 (2010). (SCI)

23. Soyer A, Bayraktar, E., Mehmetoğlu,Ü. Optimization of  lipase catalyzed enantioselective production of 1-phenyl 1-propanol using response surface methodology. Preparative Biochemistry and Biotechnology, 40, 389-404, (2010). (SCI)

24. Aydoğan Ö., Bayraktar E. and Mehmetoğlu Ü. Aqueous Two-Phase Extraction of Lactic Acid: Optimization by Response Surface Methodology, Separation Science and Technology, 46: 7, 1164-1171, (2011). (SCI)

25. Songür R. Lurçi B., Bayraktar, E., Mehmetoğlu,Ü. and Demir A.S. Enantioselective Production of Benzoin from Benzoin Acetate via Kinetic Resolution and Deracemization using Rhizopus oryzae. Artificial Cells, Blood Substitutes, and Biotechnology, 39,3, 162-168 (2011). (SCI)

26. Aydoğan Ö., Bayraktar E. and Mehmetoğlu Ü. Determination of Effective Diffusion Coefficient of Acetophenone in -carrageenan and Asymmetric Bioreduction in Packed Bed Reactor. Journal of Molecular Catalysis B: Enzymatic.72, 46-52 (2011) (SCI)

27. Abu Hamed T.,Bayraktar E.,Mehmetoglu T.,Mehmetoglu Ü.Cometabolic Degradation of Trichloroethylene by Single and Two-Phase Systems. Soil and Sediment Contamination: An International Journal, (2013) 22,1, 85-94(SCI)

28. Ateş S., Türk B., Bayraktar E., Güvenç A. Enhanced Ethyl Butyrate Production Using Immobilized Lipase. Artificial Cells, Nanomedicine and Biotechnology (2013), in press

 

PUBLISHED BOOK CHAPTERS

Mehmetoğlu Ü. Bayraktar E. Babaarslan Ç. “Production of enantiomerically Pure Pharmaceutical Compound Using Biocatalyst” in Enzyme Mixture and Complex Biosynthesis. Chapter7, Ed. Sanjay Bhattacharya, pp. 65-78, Landes Bioscience, Texas U.S.A. 2007.

 

PUBLISHED ARTICLES IN THE NATIONAL JOURNALS

 

1. Ates,S., Ates,A., Bayraktar,E., Mehmetoglu,U. “Formation of Pectolytic Enzymes During Citric Acid Fermentation”, Journal of Biotechnology, 21, 2, 35-38, (1998).

2. Bayraktar,E., Dörtcan,E., Mehmetoğlu,Ü.. “Reducing the solvent toxicity in the extractive lactic acid fermentation using sunflower oil”, Journal of Biotechnology 25,1, 37-42, (2001).

3. Kahya, E., Bayraktar,E. and Mehmetoğlu, Ü., “Lactic Acid Production and Reactive Extraction in a Continuous System, Journal of Biotechnology, 25, 3, 21-28, (2001).

4. Babaarslan,Ç., Tekeli,A., Abuhamed,T., Bayraktar,E., Mehmetoğlu, T., Ataoğlu,F., Mehmetoğlu,Ü., Growth of microorganisms isolated from formation water in the medium including BTEXs, Journal of Biotechnology, 25, 2, 15-22, (2001).

5. Aydoğan Ö., Bayraktar E., Mehmetoğlu Ü. Ters Misel Sistemi ile L-Aspartik Asit Ekstraksiyonu, Mühendislik Bilimleri Dergisi, Pamukkale Üniversitesi, 15, 2, 301-307 (2009).

 

PROCEEDINGS

  1. Bayraktar, E., Çiçek B. and Mehmetoğlu Ü., “Modelling of a Packed Bed Bioreactor for the Citric Acid Production”, The 35th Annual Conference and the Tri-national American-Turkish-Israeli, 9-11 March, p.139-140, 1999.
  2. Kahya, E., Bayraktar E.and Mehmetoğlu Ü., “Purification of Lactic Acid with Reactive Extraction”, The 35th Annual Conference and the Tri-national American-Turkish-Israeli, 9-11 March, p.112-113, 1999.

3.      Bayraktar, E., Dörtcan E.and Mehmetoğlu Ü., In-situ Reactive Extraction of Lactic Acid from Fermentation Media, Blecksea and Central Asian Symposium on Food Technology, Book of Abstracts, Ankara, p. 41 Turkey, 2000.

  1. Abuhamed,T., Babaarslan Ç., Bayraktar E., Mehmetoğlu Ü., Mehmetoğlu T., Biodegradation of BTEXs by microorganisms isolated from formation water, Biotechnology 2000, 11th International Biotechnology and Exhibition, p:415, Berlin, 2000.
  2. Kılıç,M., Bayraktar E., Ateş S., and Mehmetoğlu Ü., Response Surface Optimization of The Extractive Citric Acid Fermentation, 2ndEastern Mediterranean Chemical Engineering Conference, Book of Abstract, 32-33, 2001.
  3. Babaarslan,Ç., Abuhamed T., Bayraktar E., Mehmetoğlu Ü., and Mehmetoğlu T., The Effect of the Microorganism Concentration on the Biodegradation of BTEX by a Mixed Culture, EMCC 2nd Chemical Engineering Conference for Collaborative Research in Eastern Mediterrnean, May 20-24, 2001., Book of Abstract, 62-63, 2001.
  4. Güvenç,A., Kapucu N., Bayraktar E., and Mehmetoğlu Ü., Lipase-Catalysed Synthesis of Isoamyl acetate: Optimization by Response Surface Methodology, EMCC 2nd Chemical Engineering Conference for Collaborative Research in Eastern Mediterrnean, May 20-24, 2001., Book of Abstract, 28-29, 2001.
  5. Bayraktar,E. Response Surface Optimization of DL-Trytophan Separation, EMCC 2nd Chemical Engineering Conference for  Collaborative Research in Eastern Mediterrnean, May 20-24, 2001., Book of Abstract, 39-40, 2001.
  6. Abu Hamed, T., Bayraktar,E. Mehmetoğlu,T. and Mehmetoğlu,Ü. “The Enhancement of Benzene, Toluene, and phenol Biodegradation by Pseudomonas putida F1”, Appropriate Environmental and solid Waste Management and Technologies for Developing Countries, ISWA 2002, Vol.3, 1555-1562, İstanbul 2002.
  7. Dövyap,Z., Bayraktar, E. and Mehmetoğlu,Ü., “Synthesis of Nano Water Pools by Reverse Micelles for Amino Acid Separation” 3rd Eastern Mediterranean Chemical Engineering Conference, EMCC-3, May 13-15, Thessaloniki, Greece, 2003.
  8. Abu Hamed, T., Bayraktar,E. Mehmetoğlu,Ü. and Mehmetoğlu,T., “Biotransformation of Chorinated Hydrocarbons in Waste-Water using Pseudomonas putida F1”12th International Symposium on Environmental Pollution and its Impact on Life in the Mediterranean Region, October 4-8, Antalya, Turkey, 2003.
  9. Döker, O., Bayraktar, E., Mehmetoğlu,Ü. and Çalımlı, A., "Production of Iron-Cobalt Compound Nanoparticles Using Reverse Micellar System", Nanomaterials and Nanotechnologies, August 30 - September 6, 2003, Crete, Greece, 2003.
  10. Araç, B., Bayraktar,E and Mehmetoğlu,Ü., “Optimization of Amphotericin B Production by Response Surface Methodology”, Biocat 2004 Second International Congress on Biocatalysis.Book of Abstract, Hamburg, Germany (2004).
  11. Bayraktar,E., Dövyap,Z. And Mehmetoğlu,Ü., “Mass Transfer Rate of Amino Acid in Reversed Micellar Extraction”, Biocat 2004 Second International Congress on Biocatalysis.Book of Abstract, 198, Hamburg, Germany (2004).
  12. Aydoğan,Ö., Bayraktar,E., and Mehmetoğlu,Ü., “Kinetics Model for Production of L-Aspartic Acid by Biotransformation”, Biocat 2004 Second International Congress on Biocatalysis. Book of Abstract, Hamburg, Germany (2004).
  13. Abuhamed,T., Bayraktar E., Mehmetoglu Ü., and Mehmetoglu T.,  The Modelling of the Biodegradations of Benzene, Toluene, and Phenol in a  Multiphase System, Biocat 2004 Second International Congress on Biocatalysis. Book of Abstract, Hamburg, Germany (2004).
  14. Elemzade H., Güvenç A.., Bayraktar,E., and Mehmetoğlu,Ü., “Optimization of Enzymatic Production of Acetate Esters in Supercritical CO2 by Response Surface Methodology”, Biocat 2004 Second International Congress on Biocatalysis, Book of Abstract, Hamburg, Germany (2004).

18.  Bayraktar E, Isbakan N, Mehmetoğlu Ü, Kinetic Resolution of Enantiyomerically Pure 1-Phenyl-1-Propanol by Transesterification with Pretreated and Nonpretreated Lipase Biocatalyzed Multi-step Enzyme catalysed Processes (MECP’06) Abstract Book, PO5, 43, 18-21 Nisan 2006 Graz/Avusturya

  1. Aydoğan Ö., Bayraktar E., Mehmetoğlu Ü. Investigation of Nano Sized Pharmaceutical Drug Production, International Workshop on Nanostructured Materials (NANOMAT 2006), D171, 21-23.06.2006, Antalya, Turkey.
  2. Döker O., Bayraktar, E., Mehmetoğlu, Ü., Çalımlı, A., Production of Ferrites Nanoparticles by Reverse Micellar System, International Workshop on Nanostructured Materials (NANOMAT 2006),B 170,21-23.06.2006, Antalya, Turkey
  3. Soyer, A., Bayraktar, E., Mehmetoğlu, Ü. “Statistical optimization of lipase catalyzed enantioselective production of 1-phenyl 1-propanol by response surface methodology”. European Congress of Chemical Engineering (ECCE-6), 16-20 September, Copenhagen, Danimarka, 2007
  4. Aklan, P., Bayraktar, E., Mehmetoğlu, Ü. Effect of water activity on lipase enantioselectivity. European Congress of Chemical Engineering (ECCE-6), 16-20 September, Copenhagen, Danimarka, 2007.
  5. Aydoğan Ö., Bayraktar E., Mehmetoğlu Ü.,  "Enantioselective R-1-Phenlyethanol Production using Free and Immobilized Lactobacillus kefir" 6th Chemical Engineering Conference for Collaborative Research in Eastern Mediterranean Countries (EMCC6) 7-12.03.2010, Belek, Antalya, Turkey.
  6. Aydoğan Ö., Bayraktar E., Mehmetoğlu Ü., "Aqueous Two-Phase Extraction of Lactic Acid" 6th Chemical Engineering Conference for Collaborative Research in Eastern Mediterranean Countries (EMCC6) 7-12.03.2010, Belek, Antalya,Turkey.
  7. Sağlam D.N.,Bayraktar E., Mehmetoğlu Ü., Recovery of Lactic Acid from Fermentation Broth by Reactive Distillation. " 6th Chemical Engineering Conference for Collaborative Research in Eastern Mediterranean Countries (EMCC6) 7-12.03.2010, Belek, Antalya,Turkey.
  8. Tektemur E., Bayraktar E., Mehmetoğlu Ü., Saçak M., Melt polycondensation of lactic acid. 19th International Congress of Chemical and Process Engineering CHISA 2010 & 7th European Congress of Chemical Engineering - ECCE-72010, Prug. Check Republic.(2010).
  9. Aydoğan Ö., Bayraktar E., Mehmetoğlu Ü., Enantioselective Reduction of Ketones Catalyzed by Rhyzopus oryzae and Lactobacillus Kefiri Whole Cells. 19th International Congress of Chemical and Process Engineering CHISA 2010 & 7th European Congress of Chemical Engineering - ECCE-72010, Prug. Check Republic.(2010).
  10. Eldeleklioğlu, B., Bayraktar E., Mehmetoğlu Ü.,Lactic acid production from cheese whey by Lactobacillus casei. 19th International Congress of Chemical and Process Engineering CHISA 2010 & 7th European Congress of Chemical Engineering - ECCE-72010, Prug. Check Republic.(2010).
  11. Songür, R., Bayraktar E., Mehmetoğlu Ü., Investigating of deracemization mechanism for enantiomerically pure benzoin production from racemic benzoin acetate with Rhizopus oryzae. 19th International Congress of Chemical and Process Engineering CHISA 2010 & 7th European Congress of Chemical Engineering - ECCE-72010, Prug. Check Republic.(2010).

 

COURSES

Undergraduate: Introduction the Chemical Engineering, Chemical Engineering Mathematics, Chemical Reaction Engineering, Heat Transfer, Mass Transfer, Chemical Engineering Laboratories II and III, Research Techniques,

Graduate: Multiphase Reactors, Bioprocess  Separation



 

RESEARCH INTERESTS

 

Bioproduction of Organic Acid

Extractive Fermentation  

Separation of Amino Acids

Reverse Micellar System

Bioremediation of Petroleum Hydrocarbons (BTEX)
Enantioselective production of chiral compound

Production of Poly(Lactic Acid)

 

 

SUPERVISED MASTERS THESIS

1. Zuhal Dövyap, Extractıon Of L-Isoleucıne By Reverse Micellar System And Investıgatıon Of Back Extractıon By Gas Hydrate, (2002-2004).

2. Özlem Kocapiçak, Design of Reverse Miceller System for L-isoleucine Extraction and Investigation of Back Extraction by Gas Hydrate, (2003-2005)

3. Nihal İşbakan, Kinetic resolution of enantiyomerically pure 1-phenyl-1-propanol by transesterification with lipase biocatalyzed, (2004-2006)

4. Aslı Soyer, Production of enantiomerically pure 1-phenyl 1-propanol with lipase biocatalyzed kinetic resolution (2004-2007).

5. Pınar Bakış, Kinetic resolution of enantiyomerically pure 1-phenyl-1-propanol by transesterification in a bioreactor, (2005-2007).

6. Binnaz Lurçi, Rasemik benzoin asetattan lipaz katalizli hidroliz tepkimesi ile enantiyomerik saflıkta benzoin üretimi, (2005-2007).

7. A. Pınar Aklan, Kinetic resolution of enantiyomerically pure 1-phenyl-1-propanol by esterification reaction with lipase biocatalyzed, (2004-2007).

8. Berçem Eldeleklioğlu, Production of lactic acid from cheese whey, (2007-2009).

9. Didem Nur Sağlam, Separation of lactic acid from fermentation broth (2008-2011)

10. Ebru Tektemur, Effect of operating parameters on the synthesis of polylactic acid (PLA) 

 (2008-2011)

11. Aysu Saraç Yüce, Determination and elimination of compounds causing odor in beet sugar, (2010-2012)

12. Melin Şenkurt, Synthesis of Poly (lactic acid)-Organoclay Nanocomposites, (2011-)

 

I) SUPERVISED PhD THESIS

 

  1. Berçem Eldeleklioğlu, Biofixation of carbondioxide with algae and biodiesel production (2010-)
  2. Aslı Soyer, Lipase catalyzed kinetic resolution of secondary alcohols  (2010-)

 

 

 

CURRENT PROJECTS

1. The Investigation of Axial Mixing effects on Three Phase Packed Bed Bioreactors” Ankara University Research Fund ( 95-25-00-01) Researcher, 1998.

2. Production of Some Organic Acids Used in food Technology via Extractive Fermentation” State Planning Organization (96K120410), Researcher, 1999.

3. Separation of Organic Acids Produced from Fermentation by Reactive Extraction”, Ankara University Research Fund ( 98-05-04-07), 2001

4. Supercritical CO2 Extraction of Organic Acid from fermentation Media. State Planning Organization (99K120180), Researcher, 1999-2001.

5. Biodegradation of Soil Pollutions Caused by Petroleum, Ankara University Research Fund (2000.07.05.005), Researcher, 2000-2002

6. Design of Reverse Miceller System for L-isoleucine Extraction and Investigation of Back Extraction by Gas Hydrate, TUBITAK Project (MİSAG 207), Project undertaken, 2002-2004

7. Separation of L-trytophan with Reactive Extraction in the Two Phases System and Determination of Separation Kinetic, Ankara University Scientific Research Projects (2002.07.45.002), Project undertaken, 2002-2004

8. In-situ Production and Separation of Amino Acids”, Ankara University Biotechnology Project, Project undertaken, (Project no 41), 2002-2005.

9. Production of nano sized ferro compounds Ankara University Scientific Research Projects (2003.07.45.021), Project undertaken, 2004-2006.

10. Production of optically pure benzoin by lipase catalyzed transesterification reaction TUBITAK Project (MAG 104-148), Project undertaken, 2005-2007.

11. Kinetic resolution of 1-phenyl 1-propanol by enantioselective esterification with enzyme and microbial cells Ankara University Biotechnology Project, Project undertaken, (Project no 162), 2005-2007.

12. Development of production process of poly-lactic acid biopolymer : Production of lactic acid from cheese whey,  its separation and poly-lactic acid production. Project undertaken, (MAG 108M330), 2008-2010.