Browsing byAuthorChoi, Heechae

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Showing results 1 to 30 of 30

Issue DateTitleAuthor(s)
2019-08-01Advantageous crystalline-amorphous phase boundary for enhanced electrochemical water oxidationHan, HyukSu; Choi, Heechae; Mhin, Sungwook; Hong, Yu-Rim; Kim, Kang Min; Kwon, Jiseok; Ali, Ghulam; Chung, Kyung Yoon; Je, Minyeong; Umh, Ha Nee; Lim, Dong-Ha; Davey, Kenneth; Qiao, Shi-Zhang; Paik, Ungyu; Song, Taeseup
2023-05Considering cell volume in dopant screening for improving Li-ion mobility in an amorphous LiPON solid-state electrolyte: an ab initio studyChoi, Heechae; Ji, Seulgi; Cho, Haneol; Kim, Chansoo; Kim, Patrick Joohyun; Park, Hyunjung; Choi, Junghyun
2015-04-20Correlated Visible-Light Absorption and Intrinsic Magnetism of SrTiO3 Due to Oxygen Deficiency: Bulk or Surface Effect?Choi, Heechae; Song, Jin Dong; Lee, Kwang-Ryeol; Kim, Seungchul
2017-06-05Defect engineering toward strong photocatalysis of Nb-doped anatase TiO2: Computational predictions and experimental verificationsKhan, Sovann; Cho, Haneol; Kim, Donghun; Han, Sang Soo; Lee, Kyu Hwan; Cho, So-Hye; Song, Taeseup; Choi, Heechae
2014-09-14Detecting gas molecules via atomic magnetizationChoi, Heechae; Lee, Minho; Kim, Seungchul; Lee, Kwang-Ryeol; Chung, Yong-Chae
2017-01-19Dissimilar anisotropy of electron versus hole bulk transport in anatase TiO2: Implications for photocatalysisKim, Donghun; Yeo, Byung Chul; Shin, Dongbin; Choi, Heechae; Kim, Seungchul; Park, Noejung; Han, Sang Soo
2017-12Effects of an In Vacancy on Local Distortion of Fast Phase Transition in Bi-doped In3SbTe2Choi, Minho; Choi, Heechae; Kim, Seungchul; Ahn, Jinho; Kim, Yong Tae
2017-11Effects of Y Dopant on Lattice Distortion and Electrical Properties of In3SbTe2 Phase-Change MaterialChoi, Minho; Choi, Heechae; Kwon, Sehyun; Kim, Seungchul; Lee, Kwang-Ryeol; Ahn, Jinho; Kim, Yong Tae
2019-02-28Electrochemically activated cobalt nickel sulfide for an efficient oxygen evolution reaction: partial amorphization and phase controlHong, Yu-Rim; Mhin, Sungwook; Kim, Kang-Min; Han, Won-Sik; Choi, Heechae; Ali, Ghulam; Chung, Kyung Yoon; Lee, Ho Jun; Moon, Seong-I.; Dutta, Soumen; Sun, Seho; Jung, Yeon-Gil; Song, Taeseup; Han, HyukSu
2013-05-07Ferroelectric control of magnetic anisotropy of FePt/BaTiO3 magnetoelectric heterojunction: A density functional theory studyLee, Minho; Choi, Heechae; Chung, Yong-Chae
2018-08-14Hydrogen-free defects in hydrogenated black TiO2Choi, Heechae; Moon, Seong-, I; Song, Teaseup; Kim, Seungchul
2017-07-20Impact of Mg-Doping Site Control in the Performance of Li4Ti5O12 Li-Ion Battery Anode: First-Principles Predictions and Experimental VerificationsCho, Haneol; Son, Hyunsu; Kim, Donghun; Lee, Minho; Boateng, Samuel; Han, HyukSu; Kim, Kang Min; Kim, Seungchul; Choi, Heechae; Song, Taeseup; Lee, Kyu Hwan
2014-02In-situ Raman spectroscopy of current-carrying graphene microbridgeChoi, Minkyung; Son, Jangyup; Choi, Heechae; Shin, Hyun-Joon; Lee, Sangho; Kim, Sanghoon; Lee, Soogil; Kim, Seungchul; Lee, Kwang-Ryeol; Kim, Sang Jin; Hong, Byung Hee; Hong, Jongill; Yang, In-Sang
2019-04Interface-Driven Phase Transition of Phase-Change MaterialChoi, Minho; Choi, Heechae; Ahn, Jinho; Kim, Yong Tae
2015-08-11Lattice Distortion in In3SbTe2 Phase Change Material with Substitutional BiChoi, Minho; Choi, Heechae; Kim, Seungchul; Ahn, Jinho; Kim, Yong Tae
2020-05-14Mapping Point Defects of Brookite TiO2 for Photocatalytic Activity Beyond Anatase and P25Khan, Sovann; Je, Minyeong; Kim, Donghun; Lee, Seungwoo; Cho, So-Hye; Song, Taeseup; Choi, Heechae
2019-09Material design for Ge2Sb2Te5 phase-change material with thermal stability and lattice distortionChoi, Minho; Choi, Heechae; Ahn, Jinho; Kim, Yong Tae
2018-05Parallelized Reaction Pathway and Stronger Internal Band Bending by Partial Oxidation of Metal Sulfide-Graphene Composites: Important Factors of Synergistic Oxygen Evolution Reaction EnhancementHan, HyukSu; Kim, Kang Min; Choi, Heechae; Ali, Ghulam; Chung, Kyung Yoon; Hong, Yu-Rim; Choi, Junghyun; Kwon, Jiseok; Lee, Seung Woo; Lee, Jae Woong; Ryu, Jeong Ho; Song, Taeseup; Mhin, Sungwook
2020-04Rationally designed CuSb1-xBixS2 as a promising photovoltaic material: Theoretical and experimental studyPark, Bo-In; Je, Minyeong; Oh, Jihun; Choi, Heechae; Lee, Seung Yong
2014-08-14Roles of an oxygen Frenkel pair in the photoluminescence of Bi3+-doped Y2O3: computational predictions and experimental verificationsChoi, Heechae; Cho, So Hye; Khan, Sovann; Lee, Kwang-Ryeol; Kim, Seungchul
2020-09-01Self-assembled heterojunction of metal sulfides for improved photocatalysisKhan, Sovann; Choi, Heechae; Kim, Donghun; Lee, Seung Yong; Zhu, Qiaohong; Zhang, Jinlong; Kim, Seungchul; Cho, So-Hye
2016-05Simultaneously Controllable Doping Sites and the Activity of a W-N Codoped TiO2 PhotocatalystChoi, Heechae; Shin, Dongbin; Yeo, Byung Chul; Song, Taeseup; Han, Sang Soo; Park, Noejung; Kim, Seungchul
2022-03Strategy to utilize amorphous phase of semiconductor toward excellent and reliable photochemical water splitting performance: Roles of interface dipole moment and reaction parallelizationChoi, Heechae; Han, HyukSu; Moon, Seong-, I; Je, Minyeong; Lee, Seungwoo; Kwon, Jiseok; Kim, Seungchul; Lee, Kwang-Ryeol; Ali, Ghulam; Mathur, Sanjay; Paik, Ungyu; Qiao, Shi-Zhang; Song, Taeseup
2016-04Structural evolution of graphene in air at the electrical breakdown limitSon, Jangyup; Choi, Minkyung; Choi, Heechae; Kim, Sang Jin; Kim, Seungchul; Lee, Kwang-Ryeol; Vantasin, Sanpon; Tanabe, Ichiro; Cha, Jongin; Ozaki, Yukihiro; Hong, Byung Hee; Yang, In-Sang; Hong, Jongill
2019-11-14Structural Evolutions of Vertically Aligned Two-Dimensional MoS2 Layers Revealed by in Situ Heating Transmission Electron MicroscopyWang, Mengjing; Kim, Jung Han; Han, Sang Sub; Je, Minyeong; Gil, Jaeyoung; Noh, Chanwoo; Ko, Tae-Jun; Lee, Kyu Seung; Son, Dong Ick; Bae, Tae-Sung; Ryu, Hyeon Ih; Oh, Kyu Hwan; Jung, YounJoon; Choi, Heechae; Chung, Hee-Suk; Jung, Yeonwoong
2017-08Synergetic control of band gap and structural transformation for optimizing TiO2 photocatalystsChoi, Heechae; Khan, Sovann; Choi, Junghyun; Dinh, Duong T. T.; Lee, Seung Yong; Paik, Ungyu; Cho, So-Hye; Kim, Seungchul
2014-04TiO2 nanotube branched tree on a carbon nanofiber nanostructure as an anode for high energy and power lithium ion batteriesSong, Taeseup; Han, Hyungkyu; Choi, Heechae; Lee, Jung Woo; Park, Hyunjung; Lee, Sangkyu; Park, Won Il; Kim, Seungchul; Liu, Li; Paik, Ungyu
2019-04-01Understanding of relationship between dopant and substitutional site to develop novel phase-change materials based on In3SbTe2Choi, Minho; Choi, Heechae; Ahn, Jinho; Kim, Yong Tae
2017-10-16Unexpected Roles of Interstitially Doped Lithium in Blue and Green Light Emitting Y2O3:Bi3+: A Combined Experimental and Computational StudyKhan, Sovann; Choi, Heechae; Lee, Seung Yong; Lee, Kwang-Ryeol; Ntwaeaborwa, Odireleng Martin; Kim, Seungchul; Cho, So-Hye
2023-06Zn-doped nickel iron (oxy)hydroxide nanocubes passivated by polyanions with high catalytic activity and corrosion resistance for seawater oxidationKim, So Jung; Choi, Heechae; Ryu, Jeong Ho; Kim, Kang Min; Mhin, Sungwook; Nayak, Arpan Kumar; Bang, Junghwan; Je, Minyeong; Ali, Ghulam; Chung, Kyung Yoon; Na, Kyeong-Han; Choi, Won-Youl; Yeo, Sunghwan; Jang, Jin Uk; Han, HyukSu