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Articles (39)
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Optical characterization of Cu2ZnSnSe4 grown by thermal co-evaporation

Doyoung Park, Dahyun Nam, Sunghun Jung, SeJin An, Jihye Gwak, Kyunghoon Yoon, Jae Ho Yun, Hyeonsik Cheong

Journal:

Thin Solid Films

Année:

2011

Langue:

english

Fichier:

PDF, 595 KB

english, 2011

Cu2ZnSnSe4 thin film solar cells based on a single-step co-evaporation process

Jung, Sunghun, Gwak, Jihye, Yun, Jae Ho, Ahn, SeJin, Nam, Dahyun, Cheong, Hyeonsik, Ahn, Seungkyu, Cho, Ara, Shin, KeeShik, Yoon, KyungHoon

Journal:

Thin Solid Films

Année:

2013

Langue:

english

Fichier:

PDF, 966 KB

english, 2013

Recombination in Cu(In,Ga)Se2 thin-film solar cells containing ordered vacancy compound phases

Cho, Yunae, Kim, Dong-Wook, Ahn, SeJin, Nam, Dahyun, Cheong, Hyeonsik, Jeong, Guk Yeong, Gwak, Jihye, Yun, Jae Ho

Journal:

Thin Solid Films

Année:

2013

Langue:

english

Fichier:

PDF, 380 KB

english, 2013

Influence of growth process on optical properties of Cu(In1−xGax)Se2 thin film solar cells

Nam, Dahyun, Jung, Sunghun, Ahn, SeJin, Gwak, Jihye, Yoon, Kyunghoon, Yun, Jae Ho, Cheong, Hyeonsik

Journal:

Thin Solid Films

Année:

2013

Langue:

english

Fichier:

PDF, 752 KB

english, 2013

Composition variations in Cu2ZnSnSe4 thin films analyzed by X-ray diffraction, energy dispersive X-ray spectroscopy, particle induced X-ray emission, photoluminescence, and Raman spectroscopy

Nam, Dahyun, Opanasyuk, A.S., Koval, P.V., Ponomarev, A.G., Jeong, Ah Reum, Kim, Gee Yeong, Jo, William, Cheong, Hyeonsik

Journal:

Thin Solid Films

Année:

2014

Langue:

english

Fichier:

PDF, 2.04 MB

english, 2014

Tailoring the defects and carrier density for beyond 10% efficient CZTSe thin film solar cells

Li, Jianjun, Kim, SeongYeon, Nam, Dahyun, Liu, Xiaoru, Kim, JunHo, Cheong, Hyeonsik, Liu, Wei, Li, Hui, Sun, Yun, Zhang, Yi

Journal:

Solar Energy Materials and Solar Cells

Année:

2017

Langue:

english

Fichier:

PDF, 1.82 MB

english, 2017

Neuroprotective Effects of 3α-Acetoxyeudesma-1,4(15),11(13)-trien-12,6α-olide Against Dopamine-Induced Apoptosis in the Human Neuroblastoma SH-SY5Y Cell Line

Uk Koo, Kung-Woo Nam, Ahrom Ham, Dahyun Lyu, Bora Kim, Sung-Jin Lee, Kyeong Ho Kim, Ki-Bong Oh, Woongchon Mar, Jongheon Shin

Journal:

Neurochemical Research

Année:

2011

Langue:

english

Fichier:

PDF, 1.98 MB

english, 2011

Characteristics of Cu(In,Ga)Se2 (CIGS) thin films deposited by a direct solution coating process

MyoungGuk Park, SeJin Ahn, Jae Ho Yun, Jihye Gwak, Ara Cho, SeoungKyu Ahn, Keeshik Shin, Dahyun Nam, Hyeonsik Cheong, Kyunghoon Yoon

Journal:

Journal of Alloys and Compounds

Année:

2012

Langue:

english

Fichier:

PDF, 1008 KB

english, 2012

Influence of precursor sulfur content on film formation and the properties of sulfurized Cu 2 ZnSnS 4 thin films for solar cells

Son, Dae-Ho, Kim, Dae-Hwan, Yang, Kee-Jeong, Nam, Dahyun, Gansukh, Mungunshagai, Cheong, Hyeonsik, Kang, Jin-Kyu

Journal:

physica status solidi (a)

Année:

2014

Langue:

english

Fichier:

PDF, 573 KB

english, 2014

Polarization-Independent Light Emission Enhancement of ZnO/Ag Nanograting via Surface Plasmon Polariton Excitation and Cavity Resonance

Gwon, Minji, Lee, Y. U., Wu, J. W., Nam, Dahyun, Cheong, Hyeonsik, Kim, Dong-Wook

Journal:

ACS Applied Materials & Interfaces

Année:

2014

Langue:

english

Fichier:

PDF, 1.77 MB

english, 2014

Lysozyme-mediated biomineralization of titanium–tungsten oxide hybrid nanoparticles with high photocatalytic activity

Kim, Jung Kyu, Jang, Ji-ryang, Choi, Noori, Hong, Dahyun, Nam, Chang-Hoon, Yoo, Pil J., Park, Jong Hyeok, Choe, Woo-Seok

Journal:

Chemical Communications

Année:

2014

Langue:

english

Fichier:

PDF, 1.92 MB

english, 2014

[IEEE 2011 37th IEEE Photovoltaic Specialists Conference (PVSC) - Seattle, WA, USA (2011.06.19-2011.06.24)] 2011 37th IEEE Photovoltaic Specialists Conference - Spectroscopic imaging study on CIGS thin film solar cells

Nam, Dahyun, Park, Doyoung, Jung, Sunghun, Gwak, Jihye, Ahn, Sejin, Yun, Jae Ho, Yoon, Kyunghoon, Cheong, Hyeonsik

Année:

2011

Langue:

english

Fichier:

PDF, 157 KB

english, 2011

Polarized Raman spectroscopy of Cu-poor and Zn-rich single-crystal Cu2ZnSnSe4

Nam, Dahyun, Kim, Jungcheol, Lee, Jae-Ung, Nagaoka, Akira, Yoshino, Kenji, Cha, Wonsuk, Kim, Hyunjung, Hwang, In Chul, Yoon, Kyung Byung, Cheong, Hyeonsik

Journal:

Applied Physics Letters

Année:

2014

Langue:

english

Fichier:

PDF, 2.16 MB

english, 2014

[IEEE 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) - Tampa, FL, USA (2013.06.16-2013.06.21)] 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC) - Detection of secondary phases in co-evaporated Cu2ZnSnSe4 thin films by Raman spectroscopy

Nam, Dahyun, Gansukh, Mungunshagai, Choi, Hye Rim, Gwak, Jihye, Ahn, SeJin, Yun, Jae Ho, Yoon, Kyunghoon, Cheong, Hyeonsik

Année:

2013

Langue:

english

Fichier:

PDF, 796 KB

english, 2013

Influence of sulfate residue on Cu2ZnSnS4 thin films prepared by direct solution method

Nguyen, Viet Tuyen, Nam, Dahyun, Gansukh, Mungunshagai, Park, Si-Nae, Sung, Shi-Joon, Kim, Dae-Hwan, Kang, Jin-Kyu, Sai, Cong Doanh, Tran, Thi Ha, Cheong, Hyeonsik

Journal:

Solar Energy Materials and Solar Cells

Année:

2015

Langue:

english

Fichier:

PDF, 4.73 MB

english, 2015

A Temporary Barrier Effect of the Alloy Layer During Selenization: Tailoring the Thickness of MoSe 2 for Efficient Cu 2 ZnSnSe 4 Solar Cells

Li, Jianjun, Zhang, Yi, Zhao, Wei, Nam, Dahyun, Cheong, Hyeonsik, Wu, Li, Zhou, Zhiqiang, Sun, Yun

Journal:

Advanced Energy Materials

Année:

2015

Langue:

english

Fichier:

PDF, 2.33 MB

english, 2015

Effects of the compositional ratio distribution with sulfurization temperatures in the absorber layer on the defect and surface electrical characteristics of Cu 2 ZnSnS 4 solar cells

Yang, Kee-Jeong, Sim, Jun-Hyoung, Son, Dae-Ho, Kim, Dae-Hwan, Kim, Gee Yeong, Jo, William, Song, Soomin, Kim, JunHo, Nam, Dahyun, Cheong, Hyeonsik, Kang, Jin-Kyu

Journal:

Progress in Photovoltaics: Research and Applications

Année:

2015

Langue:

english

Fichier:

PDF, 4.24 MB

english, 2015

Temperature-controlled synthesis of In 2 Ge 2 O 7 nanowires and their photoluminescence properties

Kim, Sang Sub, Park, Jae Young, Kim, Hyo Sung, Na, Han Gil, Yang, Ju Chan, Shim, Seung Hyun, Lee, Chongmu, Park, Doyoung, Nam, Dahyun, Cheong, Hyeonsik, Kim, Hyoun Woo

Journal:

Journal of Physics D Applied Physics

Année:

2011

Langue:

english

Fichier:

PDF, 1.53 MB

english, 2011

Aberrant DNA methylation in the IFITM1 promoter enhances the metastatic phenotype in an intraperitoneal xenograft model of human ovarian cancer

Kim, Nam, Sung, Hye, Choi, Eun, Lyu, Dahyun, Choi, Hyuck, Ju, Woong, Ahn, Jung-Hyuck

Journal:

Oncology Reports

Année:

2014

Langue:

english

Fichier:

PDF, 600 KB

english, 2014

Growth and Device Characteristics of CZTSSe Thin-Film Solar Cells with 8.03% Efficiency

Son, Dae-Ho, Kim, Dae-Hwan, Park, Si-Nae, Yang, Kee-Jeong, Nam, Dahyun, Cheong, Hyeonsik, Kang, Jin-Kyu

Journal:

Chemistry of Materials

Année:

2015

Langue:

english

Fichier:

PDF, 4.16 MB

english, 2015

Effects of a pre-annealing treatment (PAT) on Cu2ZnSn(S,Se)4 thin films prepared by rapid thermal processing (RTP) selenization

Hwang, Sunwook, Kim, Dae-Hwan, Son, Dae-Ho, Yang, Kee-Jeong, Nam, Dahyun, Cheong, Hyeonsik, Kang, Jin-Kyu, In, Su-il

Journal:

Solar Energy Materials and Solar Cells

Année:

2015

Langue:

english

Fichier:

PDF, 3.13 MB

english, 2015

Effect of Cu/(Zn+Sn) ratio on the ZnSe position and performance of CZTSe solar cells

Kwon, Min-Su, Nam, Dahyun, Cheong, Hyeonsik, Jeon, Chan-Wook

Journal:

Journal of Alloys and Compounds

Année:

2016

Langue:

english

Fichier:

PDF, 4.61 MB

english, 2016

Solar conversion efficiency and distribution of ZnS secondary phase in Cu2ZnSnS4 solar cells

Nam, Dahyun, Cho, Soyeon, Sim, Jun-Hyoung, Yang, Kee-Jeong, Son, Dae-Ho, Kim, Dae-Hwan, Kang, Jin-Kyu, Kwon, Min-Su, Jeon, Chan-Wook, Cheong, Hyeonsik

Journal:

Solar Energy Materials and Solar Cells

Année:

2016

Langue:

english

Fichier:

PDF, 3.16 MB

english, 2016

Solar Cells: A Temporary Barrier Effect of the Alloy Layer During Selenization: Tailoring the Thickness of MoSe 2 for Efficient Cu 2 ZnSnSe 4 Solar Cells (Adv. Energy Mater. 9/2015)

Li, Jianjun, Zhang, Yi, Zhao, Wei, Nam, Dahyun, Cheong, Hyeonsik, Wu, Li, Zhou, Zhiqiang, Sun, Yun

Journal:

Advanced Energy Materials

Année:

2015

Fichier:

PDF, 1.71 MB

2015

A Band-Gap-Graded CZTSSe Solar Cell with 12.3% Efficiency

Yang, Kee-Jeong, Son, Dae-Ho, Sung, Shi-Joon, Sim, Jun-Hyoung, Kim, Young-Ill, Park, Si-Nae, Jeon, Dong-Hwan, Kim, JungSik, Hwang, Dae-Kue, Jeon, Chan-Wook, Nam, Dahyun, Cheong, Hyeonsik, Kang, Jin-Ky

Journal:

Journal of Materials Chemistry A

Année:

2016

Langue:

english

Fichier:

PDF, 2.00 MB

english, 2016

Cu 2 ZnSnS 4 solar cells with a single spin-coated absorber layer prepared via a simple sol-gel route

Youn, Na Kyoung, Agawane, Ganesh L., Nam, Dahyun, Gwak, Jihye, Shin, Seung Wook, Kim, Jin Hyeok, Yun, Jae Ho, Ahn, SeJin, Cho, Ara, Eo, Young Ju, Ahn, Seung Kyu, Cheong, Hyeonsik, Kim, Dong Hwan, Shin

Journal:

International Journal of Energy Research

Année:

2016

Langue:

english

Fichier:

PDF, 2.41 MB

english, 2016

Raman spectroscopic study on Alkyl Chain Conformation in 1-Butyl-3-methylimidazolium Ionic Liquids and their Aqueous Mixtures

Singh, Dheeraj K., Cha, Seoncheol, Nam, Dahyun, Cheong, Hyeonsik, Joo, Sang-Woo, Kim, Doseok

Journal:

ChemPhysChem

Année:

2016

Langue:

english

Fichier:

PDF, 738 KB

english, 2016

Davydov Splitting and Excitonic Resonance Effects in Raman Spectra of Few-Layer MoSe 2

Kim, Kangwon, Lee, Jae-Ung, Nam, Dahyun, Cheong, Hyeonsik

Journal:

ACS Nano

Année:

2016

Langue:

english

Fichier:

PDF, 1.42 MB

english, 2016

Comparison of chalcopyrite and kesterite thin-film solar cells

Yang, Kee-Jeong, Sim, Jun-Hyoung, Son, Dae-Ho, Jeon, Dong-Hwan, Hwang, Dae-Kue, Nam, Dahyun, Cheong, Hyeonsik, Kim, SeongYeon, Kim, JunHo, Kim, Dae-Hwan, Kang, Jin-Kyu

Journal:

Journal of Industrial & Engineering Chemistry

Année:

2016

Langue:

english

Fichier:

PDF, 2.65 MB

english, 2016

Excitation energy dependent Raman spectrum of MoSe2

Nam, Dahyun, Lee, Jae-Ung, Cheong, Hyeonsik

Journal:

Scientific Reports

Année:

2015

Langue:

english

Fichier:

PDF, 663 KB

english, 2015

Single-step sulfo-selenization method for achieving low open circuit voltage deficit with band gap front-graded Cu2ZnSn(S,Se)4 thin films

Hwang, Dae-Kue, Ko, Byoung-Soo, Jeon, Dong-Hwan, Kang, Jin-Kyu, Sung, Shi-Joon, Yang, Kee-Jeong, Nam, Dahyun, Cho, Soyeon, Cheong, Hyeonsik, Kim, Dae-Hwan

Journal:

Solar Energy Materials and Solar Cells

Année:

2017

Langue:

english

Fichier:

PDF, 1.21 MB

english, 2017

Precursor designs for Cu 2 ZnSn(S,Se) 4 thin-film solar cells

Yang, Kee-Jeong, Sim, Jun-Hyoung, Son, Dae-Ho, Kim, Young-Ill, Kim, Dae-Hwan, Nam, Dahyun, Cheong, Hyeonsik, Kim, SeongYeon, Kim, JunHo, Kang, Jin-Kyu

Journal:

Nano Energy

Année:

2017

Langue:

english

Fichier:

PDF, 2.51 MB

english, 2017

6.5% Certified Sb 2 Se 3 Solar Cells Using PbS Colloidal Quantum Dot Film as Hole Transporting Layer

Chen, Chao, Wang, Liang, Gao, Liang, Nam, Dahyun, Li, Dengbing, Li, Kanghua, Zhao, Yang, Ge, Cong, Cheong, Hyeonsik, Liu, Huan, Song, Haisheng, Tang, Jiang

Journal:

ACS Energy Letters

Année:

2017

Langue:

english

Fichier:

PDF, 1.81 MB

english, 2017

Structural, optical and electrical impacts of marcasite in pyrite thin films

Moon, Dong Gwon, Rehan, Shanza, Lim, Soo Yeon, Nam, Dahyun, Seo, Ilwan, Gwak, Jihye, Cheong, Hyeonsik, Cho, Yong Soo, Lee, Yunsang, Ahn, SeJin

Journal:

Solar Energy

Année:

2018

Langue:

english

Fichier:

PDF, 1.24 MB

english, 2018

AIP Conference Proceedings [AIP PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors - Seoul, (Korea) (25–30 July 2010)] - Optical Characterization of Cu[sub 2]ZnSnSe[sub 4] grown by thermal co-evaporation

Park, Doyoung, Nam, Dahyun, Cheong, Hyeonsik, Jung, Sunghun, Ahn, SeJin, Gwak, Jihye, Yoon, Kyunghoon, Yun, Jae Ho, Ihm, Jisoon, Cheong, Hyeonsik

Année:

2011

Langue:

english

Fichier:

PDF, 412 KB

english, 2011

Control of Zn Content and Influence on Cu 2 ZnSnSe 4 Thin-Film Solar Cells Fabricated by Coevaporation

Jeon, Dong-Hwan, Hwang, Dae-Kue, Kang, Jin-Kyu, Nam, Dahyun, Cheong, Hyeonsik

Journal:

Journal of Nanoscience and Nanotechnology

Année:

2017

Langue:

english

Fichier:

PDF, 1.63 MB

english, 2017

[IEEE 2019 IEEE 26th International Symposium on the Physical and Failure Analysis of Integrated Circuits (IPFA) - Hangzhou, China (2019.7.2-2019.7.5)] 2019 IEEE 26th International Symposium on Physical and Failure Analysis of Integrated Circuits (IPFA) - Poly-Si Unetch Failure Due to Etching Rate Dependence of Si Orientation

Nam, Dahyun, Ryu, Hyunjun, Chung, Shinyoung, Lee, Brandon, Song, Sukchan, Go, Eunbee, Chae, Bongsu, Kim, Ara, Kim, BoMi, Kim, Haeran, Yang, Ji-Sun, Han, SoYeon

Année:

2019

Fichier:

PDF, 338 KB

2019

Reversible Protein Conjugation on Live Cell Surfaces by Specific Recognition between Coiled-Coil Motifs of Natural Amino Acid Sequences

Ahn, Joon Hyung, Kang, Sunah, Park, Sohyun, Song, Hojoon, Yun, Yaejin, Choi, Sejong, Chong, Seung-Eun, Cheon, Dae Hee, Chun, Dahyun, Oh, Jae Hoon, Nam, Sohee, Lee, Yan

Journal:

Biomacromolecules

Année:

2020

Fichier:

PDF, 2.40 MB

2020

Helicity modulation improves selectivity of antimicrobial peptoids

Nam, Ho Yeon, Choi, Jieun, Kumar, S. Dinesh, Nielsen, Josefine EilsÃ¸, Kyeong, Minkyu, Wang, Sungrok, Kang, Dahyun, Lee, Yunjee, Lee, Jiyoun, Yoon, Myung-Han, Hong, Sukwon, Lund, Reidar, Jenssen, HÃ¥v

Journal:

ACS Infectious Diseases

Année:

2020

Fichier:

PDF, 2.49 MB

2020