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Hong, Seung-Tae (co-corresponding) / Department of Energy Science and Engineering
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Banerjee, A., Park, K. H., Heo, J. W., Nam, Y. J., Moon, C. K., Oh, S. M., ... & Jung, Y. S. (2016). Na3SbS4: a solution processable sodium superionic conductor for all‐solid‐state sodium‐ion batteries. Angewandte Chemie, 128(33), 9786-9790.
All-solid-state sodium-ion batteries that operate at room temperature are attractive candidates for use in large-scale energy storage systems. However, materials innovation in solid electrolytes is imperative to fulfill multiple requirements, including high conductivity, functional synthesis protocols for achieving intimate ionic contact with active materials, and air stability. ...
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Yu, Jong-Sung (co-corresponding) / Department of Energy Science and Engineering
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Sinhamahapatra, A., Jeon, J. P., Kang, J., Han, B., & Yu, J. S. (2016). Oxygen-deficient zirconia (ZrO2− x): a new material for solar light absorption. Scientific reports, 6(1), 27218.
Here, we present oxygen-deficient black ZrO2−x as a new material for sunlight absorption with a low band gap around ~1.5 eV, via a controlled magnesiothermic reduction in 5% H2/Ar from white ZrO2, a wide bandgap(~5 eV) semiconductor, usually not considered for solar light absorption. ...
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Yang, Kee-Jeong (co-first)
Son, Dae-Ho (co-first)
Kang, Jin-Kyu (co-corresponding)
Kim, Dae-Hwan (co-corresponding) / Division of Energy & Environmental Technology
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Yang, K. J., Son, D. H., Sung, S. J., Sim, J. H., Kim, Y. I., Park, S. N., ... & Kim, D. H. (2016). A band-gap-graded CZTSSe solar cell with 12.3% efficiency. Journal of Materials Chemistry A, 4(26), 10151-10158.
Although Cu2ZnSn(S,Se)4 (CZTSSe) has attracted attention as an alternative to CuInGaSe2 (CIGS) as an absorber material in solar cells, its low efficiency is a serious shortcoming preventing its commercialization. ...
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