Browsing by Author "Timurkutluk, Cigdem"
Now showing items 1-13 of 13
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Anode-supported solid oxide fuel cells with ion conductor infiltration
Timurkutluk, Bora; Timurkutluk, Cigdem; Mat, Mahmut D.; Kaplan, Yuksel (WILEY-BLACKWELL, 2011)Nano ion conductor infiltration to anode andcathode side of solid oxide fuel cell (SOFC) significantly improves the performance of an SOFC. The effects of processing parameters such as molar concentration, sintering ... -
Development of anodes for direct oxidation of methane fuel in solid oxide fuel cells
Akdeniz, Yelda; Timurkutluk, Bora; Timurkutluk, Cigdem (PERGAMON-ELSEVIER SCIENCE LTD, 2016)In addition to pure hydrogen, solid oxide fuel cells (SOFCs) can utilize hydrocarbons as a fuel. However, conventional Ni-based anodes exhibit an excellent catalytic activity towards the hydrocarbon cracking reaction and ... -
Development of high-performance anode supported solid oxide fuel cell
Timurkutluk, Bora; Timurkutluk, Cigdem; Mat, Mahmut D.; Kaplan, Yuksel (WILEY-BLACKWELL, 2012)A high performance five-layered anode supported solid oxide fuel cell (SOFC) is developed by low-cost tape casting, co-sintering, and screen printing techniques. The cell is composed of NiO/scandium stabilized zirconia ... -
Effect of Nano Ion Conductor Infiltration on the Performance of Anode Supported Solid Oxide Fuel Cells
Timurkutluk, Cigdem; Timurkutluk, Bora; Mat, Mahmut D.; Kaplan, Yuksel; Ibrahimoglu, Beycan; Pamuk, Ibrahim (ELECTROCHEMICAL SOC INC, 2009)A high performance anode supported solid oxide fuel cell (SOFC) is developed by low-cost tape casting, co-sintering and nano-ion conductor infiltration techniques. A mixture of gadolinium and cerium nitrate solution is ... -
Effects of ceramic based pastes on electrochemical performance of solid oxide fuel cells
Mat, Abdullah; Timurkutluk, Bora; Timurkutluk, Cigdem; Kaplan, Yuksel (ELSEVIER SCI LTD, 2014)Various commercially available anode and cathode materials are investigated as the anode and cathode contact paste, respectively, for solid oxide fuel cells. In order to obtain a printable paste, chosen materials are mixed ... -
Effects of electrolyte pattern on mechanical and electrochemical properties of solid oxide fuel cells
Timurkutluk, Bora; Celik, Selahattin; Toros, Serkan; Timurkutluk, Cigdem; Mat, Mahmut D.; Kaplan, Yuksel (ELSEVIER SCI LTD, 2012)In order to enhance the electrochemical performance and reduce the operation temperature of a conventional electrolyte supported solid oxide fuel cell (SOFC), a three layered electrolyte with various geometry is designed ... -
Effects of fabrication parameters on the performance of solid oxide electrolyzer cell
Korkmaz, Hatice; Timurkutluk, Bora; Timurkutluk, Cigdem (PERGAMON-ELSEVIER SCIENCE LTD, 2016)The microstructure has a great impact on the performance of solid oxide fuel/electrolyzer cells while the cell fabrication parameters mainly determine the microstructure of the cell components. In this study, a number of ... -
Electrochemical behaviour and sulfur tolerance of VxMo(1-x)Oy as solid oxide fuel cell anode
Beyribey, Berceste; Timurkutluk, Bora; Ertugrul, Tugrul Y.; Timurkutluk, Cigdem; Mat, Mahmut D. (ELSEVIER SCI LTD, 2013)Vanadium molybdenum oxide system (VxMo(1-x)Oy for x <= 0.13) is synthesized through reducing acidified vanadate and molybdate solution at 60 degrees C by passing hydrogen sulfide gas through the solution. The electrochemical ... -
Mechanical and electrochemical behavior of novel electrolytes based on partially stabilized zirconia for solid oxide fuel cells
Celik, Selahattin; Timurkutluk, Bora; Toros, Serkan; Timurkutluk, Cigdem (ELSEVIER SCI LTD, 2015)In this study, 3 mol% yttria stabilized zirconia (3YSZ) is investigated as a SOFC electrolyte alternative to 8 mol% yttria stabilized zirconia (8YSZ). The mechanical and electrochemical properties of both materials are ... -
Novel electrolytes for solid oxide fuel cells with improved mechanical properties
Timurkutluk, Bora; Celik, Selahattin; Timurkutluk, Cigdem; Mat, Mahmut D.; Kaplan, Yuksel (PERGAMON-ELSEVIER SCIENCE LTD, 2012)The improvement of the mechanical properties of novel structured electrolytes with triangular cut off geometry in the active region is presented by filleting the tips of triangles. The effect of fillet radius on the bending ... -
Novel structured electrolytes for solid oxide fuel cells
Timurkutluk, Bora; Celik, Selahattin; Timurkutluk, Cigdem; Mat, Mahmut D.; Kaplan, Yuksel (ELSEVIER SCIENCE BV, 2012)Novel grate type electrolytes are designed and fabricated to improve the cell performance and to lower the operation temperature of intermediate temperature electrolyte supported solid oxide fuel cells based on scandium ... -
Novel structured gadolinium doped ceria based electrolytes for intermediate temperature solid oxide fuel cells
Timurkutluk, Bora; Timurkutluk, Cigdem; Mat, Mahmut D.; Kaplan, Yuksel (ELSEVIER SCIENCE BV, 2011)Novel three-layered intermediate temperature solid oxide fuel cell (SOFC) electrolytes based on gadolinium doped ceria (GDC) are developed to suppress the electronic conductivity of GDC, to improve the mechanical properties ... -
A review on cell/stack designs for high performance solid oxide fuel cells
Timurkutluk, Bora; Timurkutluk, Cigdem; Mat, Mahmut D.; Kaplan, Yuksel (PERGAMON-ELSEVIER SCIENCE LTD, 2016)Besides the general advantages of fuel cells, including clean and quiet operation, solid oxide fuel cells (SOFCs) as being one of the high-temperature fuel cells also provide a relatively high efficiency due to enhanced ...
