Low Temperature Operating Micro Solid Oxide Fuel Cells with Perovskite Type Proton Conductors

2019 ◽  
Vol 35 (1) ◽  
pp. 777-783 ◽  
Author(s):  
Fumitada Iguchi ◽  
Kensuke Kubota ◽  
Yu Inagaki ◽  
Shuji Tanaka ◽  
Noriko Sata ◽  
...  
2011 ◽  
Vol 1330 ◽  
Author(s):  
Hiroo Yugami ◽  
Kensuke Kubota ◽  
Yu Inagaki ◽  
Fumitada Iguchi ◽  
Shuji Tanaka ◽  
...  

ABSTRACTMicro-solid oxide fuel cells (Micro-SOFCs) with yttrium-doped barium zirconate (BZY) and strontium and cobalt-doped lanthanum scandate (LSScCo) electrolytes were fabricated for low-temperature operation at 300 °C. The micro-SOFC with a BZY electrolyte could operate at 300 °C with an open circuit voltage (OCV) of 1.08 V and a maximum power density of 2.8 mW/cm2. The micro-SOFC with a LSScCo electrolyte could operate at 370 °C; its OCV was about 0.8 V, and its maximum power density was 0.6 mW/cm2. Electrochemical impedance spectroscopy revealed that the electrolyte resistance in both the micro-SOFCs was lower than 0.1 Ωcm2, and almost all of the resistance was due to anode and cathode reactions. Although the obtained maximum power density was not sufficient for practical applications, improvement of electrodes will make these micro-SOFCs promising candidates for power sources of mobile electronic devices.


2017 ◽  
Vol 78 (1) ◽  
pp. 1319-1325 ◽  
Author(s):  
Mohammed Hussain Abdul Jabbar ◽  
Ian Robinson ◽  
Ke-Ji Pan ◽  
Bryan M. Blackburn ◽  
Christopher Pellegrinelli ◽  
...  

2015 ◽  
Vol 3 (16) ◽  
pp. 8260-8264 ◽  
Author(s):  
A. Inoishi ◽  
J. Hyodo ◽  
H. Kim ◽  
T. Sakai ◽  
S. Ida ◽  
...  

We investigated a catalyst for oxidation of Fe powder using steam and it was applied to a Fe–air rechargeable battery based on the low temperature operating Solid Oxide Fuel Cells technology.


2019 ◽  
Vol 2 (2) ◽  
pp. 1210-1220 ◽  
Author(s):  
Sun Jae Kim ◽  
Taner Akbay ◽  
Junko Matsuda ◽  
Atsushi Takagaki ◽  
Tatsumi Ishihara

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