Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Hyun-Soo Kim"'
Publikováno v:
Nuclear Fusion. 63:016003
The International Thermonuclear Experimental Reactor (ITER) vacuum vessel (VV) is one of the critical components of the ITER tokamak fusion reactor. The first sector of the ITER VV was delivered to ITER Organization in 2020, and it is ready to assemb
Publikováno v:
Smart Materials and Structures. 26:115030
This paper presents a new design method of a planar 3 degrees-of-freedom(DOF) serial linkage-type vibration energy harvester with a single proof mass. The harvester is designed to generate electrical power at equally spaced three target resonant freq
Publikováno v:
Semiconductor Science and Technology. 21:1478-1483
All-optical wavelength conversion at 10 Gb s−1 is demonstrated in a Mach–Zehnder interferometric wavelength converter (MZI-WC) module with monolithically integrated SOA preamplifiers and tapered-edge multimode interference couplers (TMMIs). A con
Autor:
Eun Deok Sim, Oh Kee Kwon, Hyun-Soo Kim, Jong-Hoi Kim, Kwang-Ryong Oh, Yong Soon Baek, Kang Ho Kim
Publikováno v:
Semiconductor Science and Technology. 19:574-578
We demonstrated monolithic integration of a continuous wave probe source consisting of a loss-coupled distributed feedback laser diode (DFB LD) and a Mach–Zehnder interferometric wavelength converter. The integrated device was fabricated using a mo
Autor:
Sukho Yoon, Taehoon Jang, Hyun-Soo Kim, Hyung-Kun Kim, Yongjo Park, Cheolsoo Sone, Jaewook Jung, Euijoon Yoon, Jung Hye Chae, Jaehee Cho, Jeong Wook Lee
Publikováno v:
Japanese Journal of Applied Physics. 46:L1194-L1196
Most solid-state light emitting devices operate under direct current (DC) condition now. We report the alternating current (AC) light emitting devices fabricated with a diode bridge circuitry which is also made of light emitting diodes (LEDs). The LE
Publikováno v:
Japanese Journal of Applied Physics. 43:L18-L20
A 4×4 semiconductor optical amplifier gate switch matrix was fabricated by integrating undoped upper-cladded waveguides with buried ridge stripe semiconductor optical amplifiers. The undoped upper cladding was used to prevent the high propagation lo
Autor:
Hyun-Soo Kim, Kang Ho Kim, Jong-Hoi Kim, Oh Kee Kwon, Eun Deok Shim, Yong Soon Baek, Kwang-Ryong Oh
Publikováno v:
Japanese Journal of Applied Physics. 42:L831-L833
Wavelength conversion is demonstrated for the first time at 10 Gb/s in a Mach-Zehnder interferometric wavelength converter monolithically integrated with a CW probe source of a loss-coupled distributed feedback (DFB) laser diode. The integrated devic
Publikováno v:
Plasma Sources Science and Technology. 2:229-234
Variations in plasma parameters in both unmagnetized and magnetized plasma environments are reported for argon-SF6-electron plasmas with increasing negative ion concentrations epsilon . Characteristic changes in electron temperature, plasma potential
Autor:
Matthew T. Gavin, Jamie L. Cooney, Karl E. Lonngren, James E. Williams, A Scheller, Hyun-Soo Kim, Yung-Chun Hsu, David W. Aossey
Publikováno v:
Plasma Sources Science and Technology. 2:73-80
Experimental observations that may have general interest are presented concerning a low micrometre size dust particles pressure plasma ( approximately=10-4 Torr) that consists of three components: positively charged ions, negatively charged ions and
Publikováno v:
Japanese Journal of Applied Physics. 51:09MB04