Sibel Irmak, Ph.D.
- Research Professor of Agricultural and Biological Engineering
Agricultural Engineering Building, Rm. 227
University Park, PA 16802
- Email sji5137@psu.edu
- Name Pronunciation Sibel Irmak (Sea-bell Er-mok)
Areas of Expertise
- Chemical and thermochemical conversions of lignocellulosic biomass and other byproducts (including wastes) into value-added products (e.g. platform chemicals and hydrogen gas)
- Developing catalysts for various conversion processes using nanotechnological approaches
- Developing degradable biofilm formulations for agricultural applications
- Various applications of advanced oxidation processes (degradation of toxic organic chemicals in wastewaters, depolymerization of biomass)
- Evaluation of the effects of various fumigation treatments/technologies on the quality characteristics of food products
Education
- B.S. Chemistry, Cukurova University (Turkey) 1997
- Ph.D. Chemistry, Cukurova University (Turkey) 2003
Professional Experience
- Adjunct Research Professor, Department of Food Science and Technology, University of Nebraska-Lincoln (06/2020–present).
- Research Associate Professor, Department of Biological Systems Engineering, University of Nebraska-Lincoln (08/2014–July/2021).
- Visiting Associate Professor, Department of Biological Systems Engineering, University of Nebraska-Lincoln (01/2014–08/2014).
- Associate Professor (Tenured), Department of Chemistry, Cukurova University, Adana, Turkey (10/2012–12/2013).
- Assistant Professor (Tenure track), Department of Chemistry, Cukurova University, Adana, Turkey (01/2008–09/2012).
- Lecturer, Department of Chemistry, Cukurova University, Adana, Turkey (09/2006–12/2007).
- Postdoctoral Researcher, Department of Grain Science and Industry, Kansas State University, Manhattan, Kansas (08/2005–08/2006).
- Post-doctoral Researcher, Food and Agricultural Products Research and Technology Center, Oklahoma State University, Stillwater, Oklahoma (09/2003–07/2005).
- Research Scholar, Department of Chemical Engineering, Texas A&M University, College Station, Texas (2000–2001).
Teaching
- BRS 417 Processing and Manufacturing Systems for Bioproducts (Spring)
- BRS 597 Special Topics / Analysis Wood-based Bioproducts (Fall)
*For information about courses please visit the LionPATH Course Catalog.
Memberships in Professional Societies
- American Society of Agricultural and Biological Engineers, ASABE
- American Chemical Society, ACS
- International Association for Hydrogen Energy, IAHE
Publications
Hydrothermal Conversion of Forest-Based Biomass to Hydrogen
ACS Sustainable Chemistry and Engineering, Faluyi, Marvellous Oluwaferanmi, Irmak, Sibel, 2025
Effect of temperature and relative humidity on ethylene oxide inactivation of Salmonella and Enterococcus faecium NRRL B-2354 on chia seeds and its influence on the quality of seeds
Food Control, Wason, Surabhi, Irmak, Sibel, Subbiah, Jeyamkondan, 2024
Evaluation of hardwood or softwood bark biomass as feed materials for aqueous-phase reforming gasification process
International Journal of Hydrogen Energy, Meryemoglu, Bahar, Kaya Ozsel, Burcak, Irmak, Sibel, 2024
Effect of sprayable biobased polymers on soybean growth and yield, weed suppression, soil temperature, soil-water, evapotranspiration and soil quality variables
Journal of Natural Resources and Agricultural Ecosystems, Irmak, Sibel, Irmak, Suat, Kaur, Jaspreet, 2024
Effect of temperature and relative humidity on ethylene oxide inactivation of Salmonella and Enterococcus faecium NRRL B-2354 on chia seeds and its influence on the quality of seeds
Food Control, Wason, S., Irmak, Sibel, Subbiah, J., 2024
Developing N, S-doped hierarchical porous carbon-supported Pt catalysts for hydrothermal gasification of woody biomass to hydrogen
Next Energy, Hussain, Shahbaz, Irmak, Sibel, Farid, Muhammad Usman, 2024
Northeastern American Forests: Natural Disturbances, Climate Change Impact, and the Utilization of Increasingly Damaged Forest Trees for Biofuel Production
Forests, Faluyi, Marvellous Oluwaferanmi, Irmak, Sibel, 2023
Preparation and properties of heteroatom-doped bacterial cellulose-derived carbonaceous materials
Carbohydrate Polymer Technologies and Applications, Zhang, Kang, Kang, Zhang, Irmak, Sibel, Catchmark, Jeffrey M., 2023
In-package pasteurization of dried basil leaves using radiofrequency heating
Food Control, Wason, Surabhi, Verma, Tushar, Irmak, Sibel, Subbiah, Jeyamkondan, 2022
Biobased Sprayable Mulch Films Suppressed Annual Weeds in Vegetable Crops
HortTechnology, Gloeb, Eliott, Irmak, Sibel, Isom, Loren, Lindquist, John L., Wortman, Sam E., 2022
Effect of storage on microbial reductions after gaseous chlorine dioxide treatment of black peppercorns, cumin seeds, and dried basil leaves
Food Control, Wei, Xinyao, Verma, Tushar, Irmak, Sibel, Subbiah, Jeyamkondan, 2022
Enhancement of catalytic performance of graphene supported Pt catalysts by Ni and W for hydrogen gas production by hydrothermal gasification of biomass-derived compounds
Fuel, Saquic, Boanerges Elias Bamaca, Irmak, Sibel, Wilkins, Mark, 2022
Improving hydrogen production yield in hydrothermal gasification processes through novel metal catalysts, Irmak, Sibel, 2022
Antioxidant and Antibacterial Activities of Silver Nanoparticles Biosynthesized by Moringa oleifera through Response Surface Methodology
Journal of Nanomaterials, Mohammed, A. B.Abeer, Mohamed, Amr, El-Naggar, N., Mahrous, H., El-Naggar, Noura El Ahmady, Nasr, G.M., Mahrous, Hoda, Nasr, Ghada M., Abdella, A., Irmak, Sibel, Abdella, Asmaa, Ahmed, Rasha H., Elsayed, Mohamed S.A., Selim, Samy, Elkelish, Amr, Alkhalifah, Dalal Hussien M., Hozzein, Wael N., Ali, Abdallah S., 2022
Hypolipidemic, Antioxidant and Immunomodulatory Effects of Lactobacillus casei ATCC 7469-Fermented Wheat Bran and Spirulina maxima in Rats Fed a High-Fat Diet
Fermentation, Abdella, Asmaa, Fouad, Muhamed, Irmak, Sibel, Alamri, Eman S., 2022
IMPROVING CATALYTIC ACTIVITY OF SUPPORTED PRECIOUS METAL CATALYSTS FOR HYDROGEN PRODUCTION BY HYDROTHERMAL CONVERSION PROCESSES, Irmak, Sibel, 2022
Pasteurization of dried basil leaves using radio frequency heating: A microbial challenge study and quality analysis
Food Control, Verma, Tushar, Chaves, Byron D., Irmak, Sibel, Subbiah, Jeyamkondan, 2021
Effect of precursors on graphene supported platinum monometalic catalysts for hydrothermal gasification of biomass compounds to hydrogen
Fuel, Elias Bamaca Saquic, Boanerges, Irmak, Sibel, Wilkins, Mark, Smith, Thomas, 2021
Is it economical and beneficial to produce hydrogen from excess corn kernels?
Fuel, Irmak, Sibel, Nayman Tiryaki, Ozge, 2020
Microbial challenge study and quality evaluation of cumin seeds pasteurized by continuous radio frequency processing
Food Control, Chen, Long, Irmak, Sibel, Chaves, Byron D., Subbiah, Jeyamkondan, 2020
Evaluation of various corn variety kernels for hydrogen gas production by APR
Biomass and Bioenergy, Tiryaki, Ozge Nayman, Irmak, Sibel, 2020
Depolymerization of lignin by wet air oxidation
Bioresource Technology Reports, Irmak, Sibel, Kang, Juhyon, Wilkins, Mark, 2020
Antimicrobial and antioxidant activities of different extracts of the peel of kumquat (Citrus japonica Thunb)
Journal of Food Measurement and Characterization, Al-Saman, Mahmoud A., Abdella, Asmaa, Mazrou, Khaled E., Tayel, Ahmed A., Irmak, Sibel, 2019
Utilization of excess corn kernels for hydrogen gas biofuel production
International Journal of Hydrogen Energy, Tiryaki, Ozge Nayman, Irmak, Sibel, Ramchandran, Divya, Subbiah, Jeyamkondan, Morton, Martha, 2019
Inactivation of Salmonella enterica and Enterococcus faecium NRRL B-2354 in cumin seeds by radiofrequency heating
Food Control, Chen, Long, Wei, Xinyao, Irmak, Sibel, Chaves, Byron D., Subbiah, Jeyamkondan, 2019
Radiofrequency pasteurization process for inactivation of Salmonella spp. and Enterococcus faecium NRRL B-2354 on ground black pepper
Food Microbiology, Wei, Xinyao, Lau, Soon Kiat, Stratton, Jayne, Irmak, Sibel, Subbiah, Jeyamkondan, 2019
Conversion of lignin into renewable carboxylic acid compounds by advanced oxidation processes
Renewable Energy, Kang, Juhyon, Irmak, Sibel, Wilkins, Mark, 2019
Utilization of waste cotton linter for preparation of activated carbon to be used as catalyst support in aqueous-phase reforming process
Environmental Progress and Sustainable Energy, Kaya Ozsel, Burcak, Nis, Berna, Meryemoglu, Bahar, Hasanoglu, Arif, Irmak, Sibel, 2019
Investigation of organic solvents’ effects on Kenaf (Hibiscus cannabinus L.) biomass conversion in subcritical water
Journal of the Turkish Chemical Society, Section A: Chemistry, Meryemoğlu, Bahar, Hasanoğlu, Arif, Kurtuluş, Mehtap, Irmak, Sibel, 2018
Radio-Frequency Processing for Inactivation of Salmonella enterica and Enterococcus faecium NRRL B-2354 in Black Peppercorn
J.MILK.FOOD TECHNOL., Wei, Xinyao, Kiat Lau, Soon, Stratton, Jayne, Irmak, Sibel, Bianchini, Andreia, Subbiah, Jeyamkondan, 2018
Microwave pretreatment effects on switchgrass and miscanthus solubilization in subcritical water and hydrolysate utilization for hydrogen production
Biomass and Bioenergy, Irmak, Sibel, Meryemoglu, Bahar, Sandip, Anjali, Subbiah, Jeyamkondan, Mitchell, Robert B., Sarath, Gautam, 2018
Irmak, S. and Tiryaki, O.N. Alternative biomass materials to corn for production of value-added products
UNL Extension NebGuide G2310, Irmak, Sibel, 2018
Food Industry Co-streams: Potential Raw Materials for Biodegradable Mulch Film Applications
Journal of Polymers and the Environment, Virtanen, Sanna, Chowreddy, Ravindra Reddy, Irmak, Sibel, Honkapää, Kaisu, Isom, Loren, 2017
Xylitol production from lignocellulosics: Are corn biomass residues good candidates?
Biocatalysis and Agricultural Biotechnology, Irmak, Sibel, Canisag, Hazal, Vokoun, Conner, Meryemoglu, Bahar, 2017
Comparison of perennial grasses and corn-based biomass materials for high-yielding hydrogen gas production
Transactions of the ASABE, Irmak, S., Meryemoglu, B., 2017
Production of activated carbon materials from kenaf biomass to be used as catalyst support in aqueous-phase reforming process
Fuel Processing Technology, Meryemoglu, Bahar, Irmak, Sibel, Hasanoglu, Arif, 2016
A new approach for high-yield hydrogen production: Atmospheric pressure vapour-phase catalytic reforming of biomass hydrolysate
International Journal of Hydrogen Energy, Hasanoğlu, Arif, Meryemoğlu, Bahar, Irmak, Sibel, Kurtuluş, Mehtap, Erbatur, Oktay, 2016
Improving activity of Pt supported metal catalysts by changing reduction method of Pt precursor for hydrogen production from biomass
International Journal of Hydrogen Energy, Irmak, Sibel, Meryemoglu, Bahar, Ozsel, Burcak Kaya, Hasanoglu, Arif, Erbatur, Oktay, 2015
Spontaneous and coherent anti-Stokes Raman spectroscopy of human gastrocnemius muscle biopsies in CH-stretching region for discrimination of peripheral artery disease
Biomedical Optics Express, Huang, X., Irmak, S., Lu, Y. F., Pipinos, I., Casale, G., Subbiah, J., 2015
Developing Pt based bimetallic and trimetallic carbon supported catalysts for aqueous-phase reforming of biomass-derived compounds
International Journal of Hydrogen Energy, Kaya, Burҫak, Irmak, Sibel, Hasanoʇlu, Arif, Erbatur, Oktay, 2015
Does reduced or non-reduced biomass feed produce more gas in aqueous-phase reforming process?
Fuel, Irmak, Sibel, Meryemoglu, Bahar, Hasanoglu, Arif, Erbatur, Oktay, 2015
