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1

Control of metal salt ratio and MoS2layer thickness in a Cu2ZnSnS4thin film solar cell

Seo, Dongwan, Kim, Changheon, Oh, Eunseok, Hong, Chang Woo, Kim, Jin Hyeok, Lim, Sangwoo

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2014

Language:

english

File:

PDF, 1.17 MB

english, 2014

2

Design study of impact performance of a DTH hammer using PQRSM and numerical simulation

Kim, Dae-Ji, Oh, Joo-Young, Cho, Jung-Woo, Kim, Jaewon, Chung, Jintai, Song, Changheon

Journal:

Journal of Mechanical Science and Technology

Year:

2019

Language:

english

File:

PDF, 3.09 MB

english, 2019

3

Fubini instantons in curved space

Bum-Hoon Lee, Wonwoo Lee, Changheon Oh, Daeho Ro…

Journal:

Journal of High Energy Physics

Year:

2013

Language:

english

File:

PDF, 1.35 MB

english, 2013

4

Instanton solutions mediating tunneling between the degenerate vacua in curved space

Lee, Bum-Hoon, Lee, Chul H., Lee, Wonwoo, Oh, Changheon

Journal:

Physical Review D

Year:

2010

Language:

english

File:

PDF, 316 KB

english, 2010

5

[IEEE 2008 International Conference on Information Security and Assurance ISA - Busan, Korea (2008.04.24-2008.04.26)] 2008 International Conference on Information Security and Assurance (isa 2008) - Performance Analysis of STBC Based on STTC System

Kang, Chulgyu, Oh, Changheon

Year:

2008

Language:

english

File:

PDF, 284 KB

english, 2008

6

Oscillating instanton solutions in curved space

Lee, Bum-Hoon, Lee, Chul H., Lee, Wonwoo, Oh, Changheon

Journal:

Physical Review D

Year:

2012

Language:

english

File:

PDF, 1017 KB

english, 2012

7

Improvement in electrical properties of sol–gel-derived In-doped ZnO thin film by electron beam treatment

Kim, Solbaro, Kim, Changheon, Na, Jihoon, Oh, Eunseok, Jeong, Chaehwan, Lim, Sangwoo

Journal:

Journal of Sol-Gel Science and Technology

Year:

2015

Language:

english

File:

PDF, 1.97 MB

english, 2015

8

The nucleation of false vacuum bubbles with compact geometries

Lee, Bum-Hoon, Lee, Chul H., Lee, Wonwoo, Oh, Changheon

Journal:

International Journal of Modern Physics A

Year:

2015

Language:

english

File:

PDF, 400 KB

english, 2015

9

[IEEE 2004 IEEE 59th Vehicular Technology Conference. VTC 2004-Spring - Milan, Italy (17-19 May 2004)] 2004 IEEE 59th Vehicular Technology Conference. VTC 2004-Spring (IEEE Cat. No.04CH37514) - A downlink beamforming method for coherent detection in DS/CDMA systems

Joonsung Lee,, Chungyong Lee,, Byungjin Chun,, Changheon Oh,

Year:

2004

File:

PDF, 269 KB

2004

10

[IEEE 2004 IEEE 59th Vehicular Technology Conference. VTC 2004-Spring - Milan, Italy (17-19 May 2004)] 2004 IEEE 59th Vehicular Technology Conference. VTC 2004-Spring (IEEE Cat. No.04CH37514) - A downlink beamforming method for coherent detection in DS/CDMA systems

Joonsung Lee,, Chungyong Lee,, Byungjin Chun,, Changheon Oh,

Year:

2004

Language:

english

File:

PDF, 269 KB

english, 2004

11

Metal-assisted chemical etching of Ge surface and its effect on photovoltaic devices

Lee, Seunghyo, Choo, Hyeokseong, Kim, Changheon, Oh, Eunseok, Seo, Dongwan, Lim, Sangwoo

Journal:

Applied Surface Science

Year:

2016

Language:

english

File:

PDF, 2.44 MB

english, 2016

12

Design optimization of a drifter using the Taguchi method for efficient percussion drilling

Song, Changheon, Chung, Jintai, Kim, Jong-Hyoung, Oh, Joo-Young

Journal:

Journal of Mechanical Science and Technology

Year:

2017

Language:

english

File:

PDF, 1.44 MB

english, 2017