1. Tilahun E., Şahinkaya E., Çalli B. (2018) A hybrid membrane gas absorption and bio-oxidation process for the removal of hydrogen sulfide from biogas. Int Biodeterior Biodegradation 127, 69-76 (
  2. Molaey R., Bayrakdar A., Sürmeli R.Ö., Çalli B. (2018) Anaerobic digestion of chicken manure: Mitigating process inhibition at high ammonia concentrations by selenium supplementation. Biomass and Bioenergy 108, 439-446 (
  3. Sürmeli R.Ö., Bayrakdar A., Molaey R., Çalli B. (2017) Synergistic effect of sulfide and ammonia on anaerobic digestion of chicken manure. Waste Biomass Valorization (
  4. Sürmeli R.Ö., Bayrakdar A., Çalli B. (2017) Removal and recovery of ammonia from chicken manure. Water Sci Technol 75(12) 2811-2817 (doi: 10.2166/wst.2017.116)
  5. Bayrakdar A., Sürmeli R.Ö., Çalli B. (2017) Dry anaerobic digestion of chicken manure coupled with membrane separation of ammonia. Bioresource Technology, 244, 816-823
  6. Bayrakdar A., Molaey R., Sürmeli R.Ö., Şahinkaya E., Çalli B. (2017) Biogas production from chicken manure: Co-digestion with spent poppy straw. Int Biodeterior Biodegradation 119, 205-210
  7. Tilahun E., Bayrakdar A., Şahinkaya E., Çalli B. (2017) Performance of polydimethylsiloxane membrane contactor process for selective hydrogen sulfide removal from biogas. Waste Management 61, 250-257
  8. Bayrakdar A., Tilahun E., Çalli B. (2016) Biogas desulfurization using autotrophic denitrification process. Appl Microbiol Biotechnol 100, 939–948
  9. Tugtas  AE. (2014) Recovery of volatile fatty acids via membrane contactor using flat membranes: Experimental and theoretical analysis.Waste Management 34(7), 1171-1178
  10. Yesil H, Tugtas AE, Bayrakdar A, Çalli B. (2014) Anaerobic fermentation of organic solid wastes: volatile fatty acid production and separation. Water Science & Technology 69 (10), 2132-2138
  11. Yazici B., Can ZS., Çalli B. (2014) Prediction of future disposal of end-of-life refrigerators containing CFC-11. Waste Management  34 (2014) 162–166
  12. Tugtas AE., Cavdar P., Çalli B. (2013) Bio-electrochemical post-treatment of anaerobically treated landfill leachate. Bioresource Technology, 128, 266-272
  13. Tugtas AE. , Cavdar P., and Çalli B. (2011) Continuous flow membrane-less air cathode microbial fuel cell with spunbonded olefin diffusion layer. Bioresource Technology 102:10425-10430.
  14. Cavdar P., Yilmaz E, Tugtas AE., Çalli B. (2011) Acidogenic fermentation of municipal solid waste and its application to bio-electricity production via microbial fuel cells (MFCs). Water Science & Technology 64(4):789-795.
  15. Tugtas A.E., U. Tezel, and S. G. Pavlostathis. 2010. A Comprehensive Model of Simultaneous Denitrification and Methanogenic Fermentation Processes. Biotechnology & Bioengineering 105(1):98-108.
  16. Çalli, B., Chung, L.C., Arslan, D. and Vanbroekhoven, K. (2009) Hproduction potential in thermophilic mixed fermentation. Journal of Environmental Science and Health Part A 44(1), 78-86.
  17. Mertoglu, B., Semerci, N., Guler, N., Çalli, B., Cecen, F. and Saatci, A.M. (2008) Monitoring of population shifts in an enriched nitrifying system under gradually increased cadmium loading. Journal of Hazardous Materials 160(2-3), 495-501.
  18. Calli B., Zhao J., Nijssen E. and Vanbroekhoven K. 2008. Significance of acetogenic H2 consumption in dark fermentation and effectiveness of pH. Water Sci Technol, 57(6): 809-814
  19. Calli B., Schoenmaekers K., Vanbroekhoven K. and Diels L. 2008. Dark fermentative H2 production from xylose and lactose-Effects of on-line pH control. Int J Hydrogen Energ 33:522-530
  20. Tugtas A. E., and S. G. Pavlostathis. 2008. Inhibitory Effects of Nitrate Reduction on Methanogenesis in the Presence of different Electron Donors. Water Science & Technology 57(5):693-698
  21. Mertoglu, B., Calli, B., Guler, N., Inanc, B. and Inoue, Y. 2007. Effects of insufficient air injection on methanogenic Archaea in landfill bioreactor. Journal of Hazardous Materials 142(1-2), 258-265.
  22. Birbir, M., Calli, B., Mertoglu, B., Bardavid, R.E., Oren, A., Ogmen, M.N. and Ogan, A. (2007) Extremely halophilic Archaea from Tuz Lake, Turkey, and the adjacent Kaldirim and Kayacik salterns. World Journal of Microbiology & Biotechnology 23(3), 309-316.
  23. Tugtas A.E., and S. G. Pavlostathis. 2007. Electron Donor Effect on Nitrate Reduction Pathway and Kinetics in a Mixed Methanogenic Culture. Biotechnology & Bioengineering 98 (4):756-763.
  24. Tugtas A.E., and S. G. Pavlostathis. 2007. Effect of Sulfide on Nitrate Reduction in Mixed Methanogenic Cultures. Biotechnology & Bioengineering 97 (6):1448-1459.
  25. Tugtas A. E., and S. G. Pavlostathis. 2007. Inhibitory Effects of Nitrogen Oxides on a Mixed Methanogenic Culture. Biotechnology & Bioengineering 96 (3):444-455.
  26. Mertoglu B., Calli B., Inanc B. and Ozturk I. 2006. Evaluation of in situ ammonium removal in an aerated landfill bioreactor. Process Biochem 41(12):2359-2366.
  27. Calli, B., Durmaz, S. and Mertoglu, B. (2006) Identification of prevalent microbial communities in a municipal solid waste landfill. Water Science and Technology 53(8), 139-147.
  28. Calli B., Mertoglu B., Roest K. and Inanc B. 2006. Long-term performances and microbial composition of different anaerobic reactor configurations treating landfill leachate. Bioresource Technol 97:641–647.
  29. Tugtas, A. E., U. Tezel, and S. G. Pavlostathis. 2006. An Extension of the Anaerobic Digestion Model No. 1 to Include the Effect of Nitrate Reduction Processes. Water Science & Technology 54(4):41-49.
  30. Calli, B. and Girgin, E. (2005) Microbial analysis of leachate using fluorescent in situ hybridization (fish) technique to evaluate the landfill stability. Fresenius Environmental Bulletin 14(8), 737-745.
  31. Calli B., Mertoglu B., Inanc B. and Yenigun O. 2005. Methanogenic diversity in anaerobic bioreactors under extremely high ammonia levels. Enzyme Microb Tech 37(4):448-455.
  32. Calli B., Mertoglu B. and Inanc B. 2005. Landfill leachate management in Istanbul; applications and alternatives. Chemosphere, 59(6): 819–829.
  33. Mertoglu, B., Calli, B., Girgin, E., Inanc, B. and Ozturk, I. (2005) Comparative analysis of nitrifying bacteria in full-scale oxidation ditch and aerated nitrification biofilter by using fluorescent in situ hybridization (FISH) and denaturing gradient gel electrophoresis (DGGE). Journal of Environmental Science and Health Part A 40(5), 937-948.
  34. Calli, B., Mertoglu, B., Inanc, B. and Yenigun, O. (2005) Community changes during start-up in methanogenic bioreactors exposed to increasing levels of ammonia. Environmental Technology 26(1), 85-91.
  35. Calli B., Mertoglu B., Inanc B., and Yenigun O. 2005. Effects of high free ammonia concentrations on the performances of anaerobic bioreactors. Process Biochem 40(3-4):1285-1292.
  36. Birbir, M., Ogan, A., Calli, B. and Mertoglu, B. (2004) Enzyme characteristics of extremely halophilic archaeal community in Tuzkoy Salt Mine, Turkey. World Journal of Microbiology & Biotechnology 20(6), 613-621.
  37. Eldem, N.O., Ozturk, I., Soyer, E., Calli, B. and Akgiray, O. (2004) Ammonia and pH inhibition in anaerobic treatment of wastewaters, part I: Experimental. Journal of Environmental Science and Health Part A 39(9), 2405-2420.
  38. Eldem, N.O., Akgiray, O., Ozturk, I., Soyer, E. and Calli, B. (2004) Ammonia and pH inhibition in anaerobic treatment of wastewaters, part II: Model development. Journal of Environmental Science and Health Part A 39(9), 2421-2435.
  39. Calli B., Mertoglu B., Tas N., Inanc B., Yenigun O. Ozturk I. 2003. Investigation of variations in microbial diversity in anaerobic reactors treating landfill leachate. Wat Sci Technol 48(4):105-112.
  40. Calli, B., Tas, N., Mertoglu, B., Inanc, B. and Ozturk, I. (2003) Molecular analysis of microbial communities in nitrification and denitrification reactors treating high ammonia leachate. Journal of Environmental Science and Health Part A 38(10), 1997-2007.
  41. Yukselen, M.A., Calli, B., Gokyay, O. and Saatci, A. (2003) Inactivation of coliform bacteria in Black Sea waters due to solar radiation. Environment International 29(1), 45-50.
  42. Inanc, B., Calli, B., Alp, K., Ciner, F., Mertoglu, B. and Ozturk, I. (2002) Toxicity assessment on combined biological treatment of pharmaceutical industry effluents. Water Science and Technology 45(12), 135-142.
  43. Calli, B. and Yukselen, M.A. 2002. Anaerobic treatment by a hybrid reactor. Environmental Engineering Science 19(3), 143-150.
  44. Inanc B., Calli B. and Saatci A. 2000. Characterization and anaerobic treatment of sanitary landfill leachate in Istanbul. Wat Sci Technol 41(3):223-230.


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