Protonic ceramic electrochemical cells for hydrogen production and electricity generation: exceptional reversibility, stability, and demonstrated faradaic efficiency
Choi, Sihyuk, Davenport, Timothy C., Haile, Sossina M.
Published in Energy & environmental science (01.01.2019)
Published in Energy & environmental science (01.01.2019)
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Journal Article
Unveiling the key factor for the phase reconstruction and exsolved metallic particle distribution in perovskites
Kim, Hyunmin, Lim, Chaesung, Kwon, Ohhun, Oh, Jinkyung, Curnan, Matthew T., Jeong, Hu Young, Choi, Sihyuk, Han, Jeong Woo, Kim, Guntae
Published in Nature communications (24.11.2021)
Published in Nature communications (24.11.2021)
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Journal Article
Electrokinetic Proton Transport in Triple (H+/O2−/e−) Conducting Oxides as a Key Descriptor for Highly Efficient Protonic Ceramic Fuel Cells
Seong, Arim, Kim, Junyoung, Jeong, Donghwi, Sengodan, Sivaprakash, Liu, Meilin, Choi, Sihyuk, Kim, Guntae
Published in Advanced science (01.06.2021)
Published in Advanced science (01.06.2021)
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The first observation of Ni nanoparticle exsolution from YSZ and its application for dry reforming of methane
Joo, Sangwook, Lim, Chaehyun, Kwon, Ohhun, Zhang, Linjuan, Zhou, Jing, Wang, Jian-Qiang, Jeong, Hu Young, Sin, Yong-wook, Choi, Sihyuk, Kim, Guntae
Published in Materials Reports: Energy (01.05.2021)
Published in Materials Reports: Energy (01.05.2021)
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Journal Article
High-performance and excellent thermal cycling stability of reversible protonic ceramic cells enabled by a promising Sr/Co-free PrNi 0.5 Fe 0.5 O 3− δ air electrode
Seong, Boseok, Yun, Jiwon, Choi, Sihyuk
Published in Journal of materials chemistry. A, Materials for energy and sustainability (2024)
Published in Journal of materials chemistry. A, Materials for energy and sustainability (2024)
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Journal Article
Review on exsolution and its driving forces in perovskites
Kwon, Ohhun, Joo, Sangwook, Choi, Sihyuk, Sengodan, Sivaprakash, Kim, Guntae
Published in JPhys Energy (01.07.2020)
Published in JPhys Energy (01.07.2020)
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Journal Article
Performance comparison of composite cathode: Mixed ionic and electronic conductor and triple ionic and electronic conductor with BaZr0.1Ce0.7Y0.1Yb0.1O3-δ for highly efficient protonic ceramic fuel cells
Seong, Arim, Jeong, Donghwi, Kim, Minseo, Choi, Sihyuk, Kim, Guntae
Published in Journal of power sources (15.05.2022)
Published in Journal of power sources (15.05.2022)
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The effect of calcium doping on the improvement of performance and durability in a layered perovskite cathode for intermediate-temperature solid oxide fuel cells
Choi, Sihyuk, Park, Seonhye, Shin, Jeeyoung, Kim, Guntae
Published in Journal of materials chemistry. A, Materials for energy and sustainability (01.01.2015)
Published in Journal of materials chemistry. A, Materials for energy and sustainability (01.01.2015)
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Journal Article
Highly efficient and robust cathode materials for low-temperature solid oxide fuel cells: PrBa0.5Sr0.5Co2−xFexO5+δ
Choi, Sihyuk, Yoo, Seonyoung, Kim, Jiyoun, Park, Seonhye, Jun, Areum, Sengodan, Sivaprakash, Kim, Junyoung, Shin, Jeeyoung, Jeong, Hu Young, Choi, YongMan, Kim, Guntae, Liu, Meilin
Published in Scientific reports (15.08.2013)
Published in Scientific reports (15.08.2013)
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Investigation of layered perovskite type NdBa1−xSrxCo2O5+δ (x=0, 0.25, 0.5, 0.75, and 1.0) cathodes for intermediate-temperature solid oxide fuel cells
Yoo, Seonyoung, Choi, Sihyuk, Kim, Junyoung, Shin, Jeeyoung, Kim, Guntae
Published in Electrochimica acta (30.06.2013)
Published in Electrochimica acta (30.06.2013)
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A Nano-Structured SOFC Composite Cathode Prepared via Infiltration of La0.5Ba0.25Sr0.25Co0.8Fe0.2O3-δ into La0.9Sr0.1Ga0.8Mg0.2O3-δ for Extended Triple-Phase Boundary Area
Lee, Seungtae, Kim, Seona, Choi, Sihyuk, Shin, Jeeyoung, Kim, Guntae
Published in Journal of the Electrochemical Society (2019)
Published in Journal of the Electrochemical Society (2019)
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Journal Article
Ca- and Ni-Doped Pr0.5Ba0.5FeO3−δ as a Highly Active and Robust Cathode for High-Temperature Solid Oxide Fuel Cell
Lim, Chaehyun, Yang, Yejin, Sin, Yong-wook, Choi, Sihyuk, Kim, Guntae
Published in Energy & fuels (17.09.2020)
Published in Energy & fuels (17.09.2020)
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Journal Article
Chemically Stable Perovskites as Cathode Materials for Solid Oxide Fuel Cells: La-Doped Ba0.5Sr0.5Co0.8Fe0.2O3−δ
Kim, Junyoung, Choi, Sihyuk, Jun, Areum, Jeong, Hu Young, Shin, Jeeyoung, Kim, Guntae
Published in ChemSusChem (01.06.2014)
Published in ChemSusChem (01.06.2014)
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Journal Article
A Nano-Structured SOFC Composite Cathode Prepared via Infiltration of La 0.5 Ba 0.25 Sr 0.25 Co 0.8 Fe 0.2 O 3- δ into La 0.9 Sr 0.1 Ga 0.8 Mg 0.2 O 3- δ for Extended Triple-Phase Boundary Area
Lee, Seungtae, Kim, Seona, Choi, Sihyuk, Shin, Jeeyoung, Kim, Guntae
Published in Journal of the Electrochemical Society (2019)
Published in Journal of the Electrochemical Society (2019)
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Journal Article