Oxygen-deficient triple perovskites as highly active and durable bifunctional electrocatalysts for oxygen electrode reactions

Author:

Kim Nam-In1ORCID,Sa Young Jin2ORCID,Yoo Tae Sup3ORCID,Choi Sung Ryul1,Afzal Rana Arslan1,Choi Taekjib1,Seo Young-Soo1,Lee Kug-Seung4ORCID,Hwang Jun Yeon5ORCID,Choi Woo Seok3,Joo Sang Hoon2ORCID,Park Jun-Young1ORCID

Affiliation:

1. Hybrid Materials Center, Department of Nanotechnology and Advanced Materials Engineering, Sejong University, Seoul 05006, Republic of Korea.

2. School of Energy and Chemical Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Republic of Korea.

3. Department of Physics, Sungkyunkwan University, Suwon 16419, Republic of Korea.

4. Pohang Accelerator Laboratory, Pohang 37673, Republic of Korea.

5. Carbon Composite Materials Research Center, Institute of Advanced Composite Materials, Korea Institute of Science and Technology Jeonbuk Branch, Jeonbuk 55324, Republic of Korea.

Abstract

Triple perovskite, Nd 1.5 Ba 1.5 CoFeMnO 9−δ , enriched with oxygen defects shows high activity and durability as a bifunctional oxygen electrocatalyst.

Funder

Ministry of Trade, Industry and Energy

National Research Foundation of Korea

Publisher

American Association for the Advancement of Science (AAAS)

Subject

Multidisciplinary

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