YESHITILA ASTERAYE TSIGIE (PhD)

FULL NAME: YESHITILA ASTERAYE TSIGIE (PhD)

ADDRESS:  BAHIR DAR UNIVERSITY

COLLEGE OF SCIENCE

DEPARTMENT OF CHEMISTRY

ORGANIC CHEMISTRY STREAM

OFFICE ADDRESS: LAW BUILDING, OFF. No. - LA 203

E-MAIL ADDRESS:yeshiasteraye@yahoo.com

 

EDUCATION

*      PhD, Applied Chemistry, National Taiwan University of Science and Technology, Taipei, Taiwan, January, 2013

*      M.Sc., Organic Chemistry, Addis Ababa University, Addis Ababa, Ethiopia, August, 2006

  1. *      , Chemistry, Bahir Dar University, Bahir Dar, Ethiopia, July, 2003

           

ACADEMIC APPOINTMENTS

*      2013 to now:  Assistant Professor of Organic Chemistry at Bahir Dar University, Science College, Department of Chemistry, Bahir Dar, Ethiopia

*      2008-20012:  Lecturer at Bahir Dar University, Science College, Department of Chemistry, Bahir Dar, Ethiopia

 

AWARDS AND HONORS

*      National Taiwan University of Science and Technology Scholarship Award – January 01, 2010 to December 30, 2012

*      Professor Lee-Chia-Ping’s Filial Piety Scholarship Award – April 18, 2012

 

 

OTHER MAJOR COMMITEE ASSIGNMENTS:

  Organizing committee member during the 5th International Conference

 

TRAINING OF GRADUATE STUDENTS

*            Aschalew Teka, Production of Bioethanol from Rice Straw Using Saccharomyces Cerevisiae, 2016

*            Nurye Ahmed, Phytochemical Investigation and Antibacterial Activity Determination on the Root of Rumex Abyssinicus (mekmeko), 2016

*            Woldegebreal Woldegeorgis, Investigation of Phytochemicals and Determination of Antioxidant and Antibacterial Activities of Crude Extracts of Croton Macrostachyus (Bisana) Growing Shoot, 2016

*            Adamu Gurmessa Yadeta,  Bioethanol Production From Wheat Straw, 2016

*            Teshager Mekonnen Tekaligne, Bioethanol production from finger millet (Eleusine coracana) straw, 2015

*            Yeniework Nigussie Ashagrie, Bioethanol Production from Avocado Seed Wastes Using Saccharomyces Cerevisiae, 2015

*            Yonathan Dagnachew,   Extraction and characterization of Wanza (Cordia Africana) seed oil, 2015

 

COURSES TAUGHT

     

2013  -  now:

*      Advanced Organic Chemistry I (Chem. 6421)   

*      Advanced Organic Chemistry II (Chem. 6422)   

*      Polymer Chemistry (Chem. 3121)

2009  -  2013

*      General Chemistry (Chem.101)                          

*      Organic Chemistry II (Chem.226)

*      Organic chemistry I (Chem.225)                        

*      Introduction to Biochemistry (Chem. 214)

*      Food Chemistry (Chem.212)               

 

MEMBERSHIP IN PROFESSIONAL SOCIETIES

 

American Oil Chemists Society (AOCS) – starting from March 2012

American Chemical Society (ACS)– 2010 until now

Chemical society of Ethiopia (CSE)- 2006 until now

Ethiopian Teachers Association, 1997 – 2002

Ethiopian Red Cross Society – 1993

 

PUBLICATIONS

  1. PUBLICATIONS IN REFERRED INTERNATIONAL JOURNALS

*      Tsigie, Y.A., Wang, C.Y., Truong, C.T., Ju, Y.-H. 2011. Lipid production from Yarrowia lipolytica Po1g grown in sugarcane bagasse hydrolysate. Bioresource Technology, 102(19), 9216-9222.

Melwita, E., Tsigie, Y.A., Ismadji, S., Ju, Y.-H. 2011. Purification of Azadirachtin via silica gel column chromatography. Journal of Liquid Chromatography & Related Technologies, 34(19), 2462-2472.

*      Tsigie, Y.A., Wang, C.Y., Kasim, N. S., Huynh, L.H., Ho, Q. P., Troung, C.T., Ju, Y.H., 2011, Oil production from Yarrowia lipolytica Po1g using rice bran hydrolysate, Journal of Biomedicine and Biotechnology, (2012, doi:10.1155/2012/378384)

*      Tsigie, Y.A., Huynh, L.H., Ahmed, I.N., Ju, Y.H., Maximizing biodiesel production from Yarrowia lipolytica Po1g biomass using sub-critical water pretreatment, Bioresource Technology 2012, 111, 201-207

Engida, A.M., Kasim, N.S., Tsigie, Y.A., Ismadji, S., Huynh, L.H., Ju, Y.H., 2013, Extraction, identification and quantitative HPLC analysis of flavonoids from sarang semut (Myrmecodia pendan), Industrial Crops and Products, 41, 392–396

Ju, Y.H., Huynh, L.H., Tsigie, Y.A., Ho, P.H., 2013, Synthesis of Biodiesel in Subcritical Water and Methanol, Fuel, 105, 266-271

*      Tsigie, Y.A., Huynh, L.H., Nguyen, PL. T., Ju, Y.H., Catalyst-free biodiesel preparation from wet Yarrowia lipolytica Po1g biomass under subcritical condition, 2013, Fuel Processing Technology, 2013, 115, 50–56

*      Tsigie, Y. A., Huynh, L.H., Ismadji S., Engida, A. M., Ju, Y. H., In situ biodiesel production from wet Chlorella vulgaris under subcritical condition, 2012, Chemical Engineering Journal, 213, 104-108

*      Tsigie, Y. A., Wu, C.H., Huynh, L.H., Ismadji S., Ju, Y. H., Bioethanol production from Yarrowia lipolytica Po1g biomass, 2012, Bioresource Technology, 2013, 145, 210–216

Woldu, A.R., Ashagrie, Y.N., Tsigie, Y.A., Bioethanol Production from Avocado Seed Wastes Using Saccharomyces Cerevisiae,  

 Bioethanol Ethiopian Journal of Science and Technology, 8(1) 1- 13, 2015

 

  1. BOOK CHAPTER

*      Tsigie, Y.A., and Ju, Y.H., 2011, Sugarcane Bagasse: Pretreatment and Some Value Added Products, in Eds. Goncalves, J.F. and Correia, K.D.: Sugarcane: Production, Cultivation and Uses, Nova Science Publishers, ISBN: 9781619422131.

 

  1. OTHERS

*      PhD Dissertation: Synthesis of Fatty Acid Methyl Esters from Yarrowia lipolytica Po1g Biomass Grown in Sugarcane Bagasse Hydrolysate

*      M.Sc. THESIS: Tsigie, Y.A., Fiseha, A., 2006. Phytochemical investigation on the leaves of Leonotis ocymifolia, Addis Ababa University Libraries Electronic Thesis and Dissertations Database.

 

MAJOR RESEARCH INTERESTS

*      Biofuels research focusing on biodiesel, bioethanol, and biogas

*      Phyotochemical research focusing on the study of bioactive compounds from medicinal plants and food items

*      Environmental issues related to the chemistry of organic pollutants  

 

REVIEWER IN INTERNATIONAL JOURNALS

Journal of Liquid Chromatography & Related Technologies – 2011 (1 paper)

Green Chemistry – 2012 (4 papers)

 

PRESENTATIONS IN INTERNATIONAL CONFERENCES

Lipid production from Yarrowia lipolytica Po1g grown in sugarcane bagasse hydrolysate, 103rd AOCS Annual meeting and expo, April 29 – may 02, 2012, Long Beach, California

Bioethanol Production from Yarrowia lipolytica Po1g Biomass, The 5th International Conference on Industrial Bioprocesses (IFIB-2012), October 7-11, 2012, Taipei, Taiwan

 

CONFERENCES ATTENDED

  • *     

103rd AOCS annual meeting and expo, April 29 – May 02, 2012, Long Beach California

16th Conference on Biochemical Engineering, June 24-25, 2011, organized by Tatung University, Taipei , Taiwan

23rd Annual Congress of the Chemical Society of Ethiopia, 2007, Debub University, Hawassa, Ethiopia

12th Natural Products Research Network for Eastern and Central Africa (NAPRECA) Symposium, 22-26, July 2007, Addis Ababa University, Addis Ababa , Ethiopia

 

WORKSHOPS ATTENDED

Renewable Energy Workshop organized by National Taiwan University of Science and Technology, October 31, 2011, Taipei, Taiwan

3rd Green Chemistry Workshop in Ethiopian, 18–19th May 2007, Jimma University, Jimma, Ethiopia.

 

WEBINARS ATTENDED

*      Integration of LC-MS and HPLC Technologies for Compound Purification, hosted by C&EN, sponsored by SCYNEXIS, October 4, 2011.

New FTIR Solutions for Routine Chemical, Pharmaceutical, and Academic Applications, hosted by C&EN, sponsored by Agilent, October 6, 2011.