Search Results - "Choi, Heon Woong"

Surface energy of the plasma treated Si incorporated diamond-like carbon films by Roy, Ritwik K., Choi, Heon-Woong, Park, Se-Jun, Lee, Kwang-Ryeol

“…Surface energy and surface chemical bonds of the plasma treated Si incorporated diamond-like carbon films (Si-DLC) were investigated. The Si-DLC films were…”
Get full text

Microtensile strain on the corrosion performance of diamond-like carbon coating by Lee, Seung-Hwan, Kim, Jung-Gu, Choi, Heon-Woong, Lee, Kwang-Ryeol

“…Hydrogenated diamond‐like carbon films (a‐C:H DLC) were deposited on STS 304 substrates for the fabrication of vascular stents by means of the r.f…”
Get full text

Structure and mechanical properties of Ag-incorporated DLC films prepared by a hybrid ion beam deposition system by Choi, Heon Woong, Choi, Jung-Hae, Lee, Kwang-Ryeol, Ahn, Jae-Pyoung, Oh, Kyu Hwan

“…Ag-incorporated diamond-like carbon films were prepared on Si(100) wafers using a hybrid deposition system composed of an end-Hall-type hydrocarbon ion gun and…”
Get full text

Characteristic of silver doped DLC films on surface properties and protein adsorption by Choi, Heon Woong, Dauskardt, Reinhold H., Lee, Seung-Cheol, Lee, Kwang-Ryeol, Oh, Kyu Hwan

“…Ag-incorporated diamond-like carbon (DLC) films were prepared on Si substrate using a hybrid deposition system composed of an end-Hall-type hydrocarbon ion gun…”
Get full text

Effects of thermal annealing and Si incorporation on bonding structure and fracture properties of diamond-like carbon films by Choi, Heon Woong, Gage, David M., Dauskardt, Reinhold H., Lee, Kwang-Ryeol, Oh, Kyu Hwan

“…The effects of thermal annealing and Si incorporation on the structure and properties of diamond-like carbon (DLC) films were investigated. As-deposited DLC…”
Get full text

Fracture behavior of diamond-like carbon films on stainless steel under a micro-tensile test condition by Choi, Heon Woong, Lee, Kwang-Ryeol, Wang, Rizhi, Oh, Kyu Hwan

“…We investigated the stability of the DLC film coated on 304 stainless steel substrate by r.f. PACVD method. Fracture and spallation behaviors of the coating…”
Get full text

Effects of plastic strain of diamond-like carbon coated stainless steel on the corrosion behavior in simulated body fluid environment by Choi, Heon Woong, Lee, Kwang-Ryeol, Park, Se Jun, Wang, Rizhi, Kim, Jung-Gu, Oh, Kyu Hwan

“…We have investigated the effect of plastic deformation of diamond-like carbon (DLC) coated and uncoated stainless steel on the corrosion resistance in a…”
Get full text

Is it possible to differentiate gastric GISTs from gastric leiomyomas by EUS by Kim, Gwang Ha, Park, Do Youn, Kim, Suk, Kim, Dae Hwan, Kim, Dong Heon, Choi, Cheol Woong, Heo, Jeong, Song, Geun Am

“…AIM： To evaluate the ultrasonography （EUS） features of gastric gastrointestinal stromal tumors （GISTs） as compared with gastric leiomyomas and then to…”
Get full text