Browsing byAuthorJoh, Han-Ik

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Showing results 1 to 30 of 104

Issue DateTitleAuthor(s)
2010-01-01A direct methanol fuel cell system to power a humanoid robotJoh, Han-Ik; Ha, Tae Jung; Hwang, Sang Youp; Kim, Jong-Ho; Chae, Seung-Hoon; Cho, Jae Hyung; Prabhuram, Joghee; Kim, Soo-Kil; Lim, Tae-Hoon; Cho, Baek-Kyu; Oh, Jun-Ho; Moon, Sang Heup; Ha, Heung Yong
2023-01Aging effect on the structure formation of active sites in single-atomic catalysts and their electrochemical properties for oxygen reduction reactionLee, Seon Yeong; Lee, Jong Yoon; Jang, Han-Wool; Son, U. Hyeok; Lee, Sungho; Joh, Han-Ik
2015-07-01Alternating Current Dielectrophoresis Optimization of Pt-Decorated Graphene Oxide Nanostructures for Proficient Hydrogen Gas SensorWang, Jianwei; Rathi, Servin; Singh, Budhi; Lee, Inyeal; Joh, Han-Ik; Kim, Gil-Ho
2020-04-15Amorphous MoSx embedded within edges of modified graphite as fast-charging anode material for rechargeable batteriesLee, Youn-Ki; Lee, Mihwa; Lee, Gwan Won; Eom, KwangSup; Lee, Myong-Hoon; Lee, Sungho; Joh, Han-Ik
2013-08-19Assembly of thermally reduced graphene oxide nanostructures by alternating current dielectrophoresis as hydrogen-gas sensorsWang, Jianwei; Singh, Budhi; Maeng, Sunglyul; Joh, Han-Ik; Kim, Gil-Ho
2016-11Beyond defect formation: Spectroscopic characterization of plasma-induced structural and electronic transformations in grapheneWallace, Joshua S.; Quinn, Austin; Gardella, Joseph A., Jr.; Da Huang; Hu, Jing; Kong, Eric Siu-Wai; Joh, Han-Ik
2017-01-20Bi-axial grown amorphous MoSx bridged with oxygen on r-GO as a superior stable and efficient nonprecious catalyst for hydrogen evolutionLee, Cheol-Ho; Yun, Jin-Mun; Lee, Sungho; Jo, Seong Mu; Eom, KwangSup; Lee, Doh C.; Joh, Han-Ik; Fuller, Thomas F.
2018-09Carbon Nanosheet from Polyethylene Thin Film as a Transparent Conducting Film: "Upcycling" of Waste to Organic Photovoltaics ApplicationChoi, Dalsu; Yeo, Jun-Seok; Joh, Han-Ik; Lee, Sungho
2017-09Carbon nanosheets by the graphenization of ungraphitizable isotropic pitch moleculesLee, Jae-Seon; Kim, Young-Kwan; Hwang, Jun Yeon; Joh, Han-Ik; Park, Chong Rae; Lee, Sungho
2014-01Carbon nanosheets derived from soluble pitch molecules and their applications in organic transistorsLee, Jae-Seon; Joh, Han-Ik; Kim, Tae-Wook; Lee, Sungho
2016-06-28Comprehensive stabilization mechanism of electron-beam irradiated polyacrylonitrile fibers to shorten the conventional thermal treatmentPark, Sejoon; Yoo, Seung Hwa; Kang, Ha Ri; Jo, Seong Mu; Joh, Han-Ik; Lee, Sungho
2021-09-01Condensation of furans for the production of diesel precursors: A study on the effects of surface acid sites of sulfonated carbon catalystsYang, Hyemin; Joh, Han-Ik; Choo, Hyunah; Choi, Jae-wook; Suh, Dong Jin; Lee, Ung; Choi, Jungkyu; Ha, Jeong-Myeong
2023-03Construction of Hierarchical Surface on Carbon Fiber Paper for Lithium Metal Batteries with Superior StabilityLee, Youn-Ki; Cho, Ki-Yeop; Lee, Sora; Choi, Jiho; Lee, Gwanwon; Joh, Han-Ik; Eom, KwangSup; Lee, Sungho
2015-11Continuous and rapid stabilization of polyacrylonitrile fiber bundles assisted by atmospheric pressure plasma for fabricating large-tow carbon fibersKim, So-Young; Lee, Sungho; Park, Sejoon; Jo, Seong Mu; Lee, Hun-Su; Joh, Han-Ik
2008-12Development and characteristics of a 400 W-class direct methanol fuel cell stackJoh, Han-Ik; Hwang, Sang Youp; Cho, Jae Hyung; Ha, Tae Jung; Kim, Soo-Kil; Moon, Sang Heup; Ha, Heung Yong
2014-04Dielectrophoresis of graphene oxide nanostructures for hydrogen gas sensor at room temperatureWang, Jianwei; Singh, Budhi; Park, Jin-Hyung; Rathi, Servin; Lee, In-yeal; Maeng, Sunglyul; Joh, Han-Ik; Lee, Cheol-Ho; Kim, Gil-Ho
2015-12-01Dielectrophoretic assembly of Pt nanoparticle-reduced graphene oxide nanohybrid for highly-sensitive multiple gas sensorWang, Jianwei; Rathi, Servin; Singh, Budhi; Lee, Inyeal; Maeng, Sunglyul; Joh, Han-Ik; Kim, Gil-Ho
2021-01-15Direct surface functionalization of transparent carbon nanosheet electrodes for organic photovoltaicsSon, Su-Young; Yang, Seung-Lyeol; Lee, Sungho; Na, Seok-In; Joh, Han-Ik
2020-12Eco-friendly cellulose-derived transparent carbon nanosheet electrodesSon, Su-Young; Yang, Seung-Lyeol; Lee, Sungho; Na, Seok-In; Joh, Han-Ik
2020-03Edge-enriched graphene with boron and nitrogen co-doping for enhanced oxygen reduction reactionKang, Gil-Seong; Lee, Sungho; Lee, Doh C.; Yoon, Chang Won; Joh, Han-Ik
2012-05-09Effect of functional groups of carbon nanotubes on the cyclization mechanism of polyacrylonitrile (PAN)Park, Ok-Kyung; Lee, Sungho; Joh, Han-Ik; Kim, Jun Kyung; Kang, Phil-Hyun; Lee, Joog Hee; Ku, Bon-Cheol
2017-03Effect of Heating Rate in Carbonization on Mechanical Properties of Polyacrylonitrile Based Carbon FibersJang, Dawon; Joh, Han-Ik; Ku, Bon-Cheol; Kim, SeoungRyoung; Bang, YunHyuk; Lee, Sungho
2022-08Effect of poly(acrylic acid) binder on the stability of sulfur-enriched crystalline Mo3S13 clusters for high capacity of Li-ion batteriesLee, Hae Ri; Lee, Youn-Ki; Park, Gwan Gyu; Lee, Sungho; Joh, Han-Ik
2023-12Effect of pre-annealing on chemical configuration and heteroatom doping of highly active carbon catalysts for the oxygen reduction reactionLee, Hae Ri; Han, Seunggyun; Lee, Jong Yoon; Lee, Gwanwon; Lee, Sungho; Joh, Han-Ik
2014-05Effects of drawing process on the structure and tensile properties of textile-grade PAN fiber and its carbon fiberLee, Hwayoung; Lee, Lo-Woon; Lee, Seung-Wook; Joh, Han-Ik; Jo, Seong-Mu; Lee, Sungho
2018-02Effects of stabilization variables on mechanical properties of isotropic pitch based carbon fibersKil, Hyun-Sig; Jang, So Young; Ko, Seunghyun; Jeon, Young Pyo; Kim, Hwan-Chul; Joh, Han-Ik; Lee, Sungho
2015-04-25Efficient inverted-structure polymer solar cells with reduced graphene oxide for anode modificationKang, Tae-Woon; Noh, Yong-Jin; Kim, Seok-Soon; Joh, Han-Ik; Na, Seok-In
2013-08Efficient ITO-free polymer solar cells with pitch-converted carbon nanosheets as novel solution-processable transparent electrodesNa, Seok-In; Lee, Jae-Seon; Noh, Yong-Jin; Kim, Tae-Wook; Kim, Seok-Soon; Joh, Han-Ik; Lee, Sungho
2013-01-28Efficient organic solar cells with solution-processed carbon nanosheets as transparent electrodesNa, Seok-In; Noh, Yong-Jin; Son, Su-Young; Kim, Tae-Wook; Kim, Seok-Soon; Lee, Sungho; Joh, Han-Ik
2022-01Efficient upcycling of polypropylene-based waste disposable masks into hard carbons for anodes in sodium ion batteriesLee, Gwanwon; Lee, Min Eui; Kim, Sung-Soo; Joh, Han-Ik; Lee, Sungho