5 Result(s)
within
Seung-Ho Yu
Science, Humanities and Social Sciences, multidisciplinary
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Article
Open AccessSiO-induced thermal instability and interplay between graphite and SiO in graphite/SiO composite anode
Silicon monoxide (SiO), which exhibits better cyclability compared to silicon while delivering higher capacity than that of graphite, is an adequate material for the development of lithium-ion batteries (LIBs)...
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Article
Open AccessUnderstanding the lithium–sulfur battery redox reactions via operando confocal Raman microscopy
The complex interplay and only partial understanding of the multi-step phase transitions and reaction kinetics of redox processes in lithium–sulfur batteries are the main stumbling blocks that hinder the advan...
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Article
Open AccessDischarging a Li-S battery with ultra-high sulphur content cathode using a redox mediator
Lithium-sulphur batteries are under intense research due to the high specific capacity and low cost. However, several problems limit their commercialization. One of them is the insulating nature of sulphur, wh...
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Article
Open AccessReactively sputtered nickel nitride as electrocatalytic counter electrode for dye- and quantum dot-sensitized solar cells
Nickel nitride electrodes were prepared by reactive sputtering of nickel under a N2 atmosphere at room temperature for application in mesoscopic dye- or quantum dot- sensitized solar cells. This facile and reliab...
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Article
Open AccessSingle Source Precursor-based Solvothermal Synthesis of Heteroatom-doped Graphene and Its Energy Storage and Conversion Applications
Solvothermal processes are considered efficient approaches for the gram-scale production of graphene. Further modification of graphene by chemical do** is an important approach to tailor its properties. In t...
