Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Changho Cho"'
Publikováno v:
Journal of Namibian Studies; 2023 Supplement, Vol. 33, p4237-4254, 18p
Publikováno v:
Clinics in Orthopedic Surgery; Dec2021, Vol. 13 Issue 4, p513-519, 7p
Publikováno v:
Journal of the Japan Society of Waste Management Experts. 12:266-274
リグノセルロースは, 多様な植物系廃棄物に豊富に存在している。リグノセルロースのうちヘミセルロースは, 酸加水分解或いは酵素分解によりD-キシロースなどの単糖類が得られる。D-
Publikováno v:
Journal of the Japan Society of Waste Management Experts. 11:11-20
農産廃棄物中に大量に含まれるヘミセルロースは, 主としてD-キシロースから成る多糖類である。したがって, ヘミセルロースを加水分解することによって, D-キシロースを得ることができ
Autor:
Sangwoo Yi, Changho Cho, Jongpal Kim, Jongjun Kim, Sangwoo Lee, Dong-il Dan Cho, Sangjun Park
Publikováno v:
Journal of Micromechanics and Microengineering. 8:330-337
Polysilicon films deposited by low pressure chemical deposition (LPCVD) are the most widely used structural material for microelectromechanical systems (MEMS). However, the properties of LPCVD polysilicon are known to vary significantly, depending on
Publikováno v:
Journal of Micromechanics and Microengineering. 8:195-199
This paper presents a silicon-micromachined fluidic thruster device, capable of a large output force. The output force is controlled by a vortex generated inside the device chamber. The vortex-controlled microthrusters are fabricated on a 500 m thick
Publikováno v:
Journal of Micromechanics and Microengineering. 8:7-14
A fluidic proportional amplifier device is fabricated using three-dimensional silicon micromachining. The technology involves deep vertical dry etching to fabricate the amplifier midsection, and three-dimensional passage etching from the back side, f
Publikováno v:
Journal of Aerosol Science. 27:249-261
Deposition of silica particles onto a target is utilized for studying the performance of optical fiber fabrication processes. The particles are synthesized from a flame due to chemical reactions, grow by collision and coalescence to become aggregates
Autor:
Changho Cho, Jaemin Jung
Publikováno v:
Forum For Youth Culture. 47:49
Publikováno v:
Micro-Electro-Mechanical Systems (MEMS).
Vortex-controlled thrusters are silicon micromachined for the first time. Vortex thrusters are fluidic devices that convert a pressure signal into a flow or force signal. These micro-fluidic thrusters are micromachined on a 500 μm-thick silicon wafe