Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Tae Hyung Hwang"'
Publikováno v:
Journal of Crystal Growth. 312:2335-2338
We have investigated a new crystallization technique using selective area heating (SAH) with a micro-patterned SiO 2 capping layer. The purpose of SAH is to improve performance of amorphous silicon films in the presence of glass substrates with extre
Publikováno v:
Thin Solid Films. 517:4127-4130
The thermal radiation which generated from the patterned Ta/Pt/Ta thin heater achieved a high temperature up to 1010 °C under applied current of 2.4 A. In order to reduce an electromigration at high current of 2 A, a Ta capping layer was placed on t
Autor:
Choong Hee Lee, Do-Kyung Kim, Myung Koo Kang, Hyun Jae Kim, Tae Hyung Hwang, Tae Hoon Jeong, Woong Hee Jeong
Publikováno v:
Journal of Crystal Growth. 311:1025-1031
Optimization of the crystallization of amorphous silicon (a-Si) using a mixture of nanoenergetic materials of iron oxide/aluminum (Fe 2 O 3 /Al) was studied. To achieve high-quality polycrystalline Si (poly-Si) thin films, silicon oxide (SiO 2 ) and
Continuous process of carbon nanotubes synthesis by decomposition of methane using an arc-jet plasma
Publikováno v:
Thin Solid Films. :244-249
We present a method of producing carbon nanotubes by means of the thermal plasma decomposition of methane in an arc-jet plasma of high temperature (5000–20,000 K). Carbon nanotubes are produced under a floating condition by introducing methane and
Publikováno v:
IEEE Transactions on Plasma Science. 32:473-478
Summary form only given, as follows. In plasma spraying, higher temperature and velocity of thermal plasma jets are preferable for producing high qualities of protective coatings for their industrial uses, because the sprayed coating powders are melt
Publikováno v:
IEEE Transactions on Plasma Science. 32:479-487
Summary form only given, as follows. A three-dimensional (3-D) numerical model has been developed to investigate the arc root rotation induced by an external magnetic field and its influences on the thermal plasma characteristics in the non-transferr
Publikováno v:
Thin Solid Films. 390:186-191
Thermal plasma characteristics of transferred plasma torches are numerically and experimentally investigated under atmospheric conditions to find the effects of operating variables and electrode arrangements on them. A control volume method and a mod
Autor:
Sang Hee Hong, Tae Hyung Hwang
Publikováno v:
IEEE Conference Record - Abstracts. 2005 IEEE International Conference on Plasma Science.
Summary form only given. A supersonic plasma jet has attracted much attention as a most promising candidate for the production of high-quality nano-structured materials with high yield rate due to its dual characteristics as a thermal plasma and a qu
Publikováno v:
The 30th International Conference on Plasma Science, 2003. ICOPS 2003. IEEE Conference Record - Abstracts..
Summary form only given, as follows. A water cooled electrostatic probe, is used to measure the electron and heavy particle temperature distributions in argon DC-RF hybrid plasma jets generated at atmospheric and reduced pressures. The electron tempe
Publikováno v:
IEEE Conference Record - Abstracts. 2002 IEEE International Conference on Plasma Science (Cat. No.02CH37340).
Summary form only given. The thermal plasma characteristics produced by the nontransferred torches with various anode nozzle geometries, such as a tubular nozzle and a stepped nozzle, operating at an atmospheric pressure are calculated and measured b