Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Doh-Jae Lee"'
Autor:
Hyeju Son, Hyun-Pil Lim, Sang-Won Park, Gye-Jeong Oh, John Fisher, Kwi-Dug Yun, Doh-Jae Lee, Kwangmin Lee, Kyung-Ku Lee, Jeong-Tae Koh
Publikováno v:
Journal of Nanoscience and Nanotechnology. 13:4252-4255
In this study, the effect of transition metal dopants, originally added as colouring agents, on the mechanical properties and biocompatibility of sintered zirconia was investigated. This study confirmed that transition metal dopants could have a slig
Autor:
Sang-Won Park, Hyun-Pil Lim, Kyung-Ku Lee, Kwi-Dug Yun, Gye-Jeong Oh, John Fisher, Kwangmin Lee, Jae-Sam Ban, Doh-Jae Lee
Publikováno v:
Metals and Materials International. 18:805-812
The effect of three kinds of transition metal dopants on the color and biaxial flexural strength of zirconia ceramics for dental applications was evaluated. Presintered zirconia discs were colored through immersion in aqueous chromium, molybdenum and
Publikováno v:
Metals and Materials International. 18:341-348
An oxide layer, which developed on the surface of a commercial hot rolling mill, was examined by forcibly stopping the roller between mill stands during activity. Liquid quartz was sprayed on the strip to prevent further oxide layer growth during coo
Autor:
Mong-Sook Vang, So-Won Uhm, Young-Joon Kim, Young-Suk Chung, Hyun-Ju Chung, Doh-Jae Lee, Jae-Sik Yang, Kyung-Ku Lee
Publikováno v:
Journal of Nanoscience and Nanotechnology. 11:1807-1810
This study examined the cell response to a TiO2 nanotubular surface (Ti-NT) for future biomedical applications. The level of cell attachment and spreading at 20 min and 60 min was evaluated by SEM. IL-6 and PGE2 secretion was evaluated by ELISA. In S
Autor:
Sang-Won Park, Jeong-Tae Koh, Hyun-Seung Kim, Kwangmin Lee, Yunzhi Yang, Doh-Jae Lee, Kyung-Ku Lee
Publikováno v:
Journal of Biomedical Materials Research Part B: Applied Biomaterials. :427-435
The purpose of this study was to fabricate and characterize nanotubular structure on machined titanium (MA) and resorbable blast media (RBM) treated titanium by anodizing. The anodized MA and RBM were characterized with scanning electron microscopy,
Publikováno v:
Surface and Coatings Technology. 202:5779-5783
Ti–8Ta–3Nb alloy was prepared in a non-consumable vacuum arc melting and then homogenized at 1050 °C for 24 h. Surface modifications of this alloy were performed by oxidation and alkali treatment in 5.0 M NaOH solution. A porous, thin activated
Publikováno v:
Surface and Coatings Technology. 202:5784-5789
We have examined and discovered that a more passive oxide film by oxidation treatment can be formed on the newly designed Ti–10Ta–10Nb alloy, which is closely related to corrosion resistance and biocompatibility. Ti–6Al–4 V and Ti–10Ta–10
Autor:
Burm-Su Park, Kook-Hyun Yang, Kyung-Ku Lee, Jong-Seok Park, Kwangmin Lee, Sang-Do Kang, Doh-Jae Lee
Publikováno v:
Journal of the Korean institute of surface engineering. 41:88-93
Ir-Re thin films with Ti interlayer were deposited onto the tungsten carbide substrate by ion beam assisted DC magnetron sputtering. The Ir-Re films were prepared with targets of having two atomic percent of 7:3 and 5:5. The microstructure and surfac
Autor:
Migaku Kobayashi, Doh Jae Lee, Hirohisa Sato, Yoshihiko Hiyoshi, Naoki Kamegashira, Hee Joon Kim
Publikováno v:
Key Engineering Materials. :1695-1698
Thermal diffusivity of nonstoichiometric PrMnO3 and NdMnO3 phases were measured by laser flash method from room temperature to 1100 K, in addition to the data of electrical conductivity, thermal analysis and high temperature X-ray diffractometry to d
Publikováno v:
Journal of Alloys and Compounds. 390:297-300
Nanogold clusters synthesized through a chemical process involving 11 or 55 atoms of gold have been widely used for immuno-chemistry probes, in the form of nanoclusters conjugated with biomolecules. The creation of 1 nm size nanogold particles by a m