Zobrazeno 1 - 10
of 265
pro vyhledávání: '"Byungwhan Kim"'
Publikováno v:
The Scientific World Journal, Vol 11, Pp 992-1004 (2011)
Models to predict seasonal hydrogen sulfide (H2S) concentrations were constructed using neural networks. To this end, two types of generalized regression neural networks and radial basis function networks are considered and optimized. The input data
Externí odkaz:
https://doaj.org/article/3989368183fb48959612638a65b945e4
Autor:
Byungwhan Kim, Jin-Su Jung
Publikováno v:
Journal of Nanoelectronics and Optoelectronics. 12:966-970
Autor:
Jin-Su Jung, Byungwhan Kim
Publikováno v:
Journal of the Optical Society of Korea. 20:524-529
Diagnostic sensors are demanded during plasma processes. Holograms of plasma taken with laser light without a reference beam were used to monitor behaviors of charged particles produced in nitrogen plasma as a function of electrode temperature rangin
Autor:
Junyoung Jang, Byungwhan Kim
Publikováno v:
Journal of the Optical Society of Korea. 20:396-400
Laser speckle patterns were used to monitor variations of thermal voltages of a cathode during a battery discharge. Discharge voltages measured with an oscilloscope were utilized as a figure of merit of thermal voltages in Zn metal. Using an optical
Autor:
Byungwhan Kim, Junhyun Seo
Publikováno v:
Applied Surface Science. 359:204-208
We present a novel method capable of measuring surface roughness of deposited thin films. The method was tested with 4 sets of SiN thin films deposited using a plasma-enhanced chemical vapor deposition system. The range of surface roughness measured
Publikováno v:
Electronic Materials Letters. 10:655-659
A particle imaging system adopting digital in-line holography (DIH) was applied to monitor plasma with variations in radio frequency bias power. This work is the first attempt to examine the effect of bias power on DIH-captured particle distributions
Autor:
Byungwhan Kim
Publikováno v:
Journal of Nanoscience and Nanotechnology. 14:1734-1745
High-resolution imaging techniques have been used to obtain views of internal shapes of single atoms or columns of atoms. This review article focuses on the visualization of internal atomic structures such as the configurations of electron orbits con
Autor:
Byungwhan Kim, Byung Teak Lee
Publikováno v:
Journal of Applied Physics; 8/1/2005, Vol. 98 Issue 3, p034912, 6p, 2 Diagrams, 3 Charts, 5 Graphs
Publikováno v:
Expert Systems with Applications. 40:5688-5693
Recently, there are many situations where the quality of a process is characterized by a relationship of functional data (or profiles) such as time series and image data. Such data have been used for detecting out-of-process and quality improvement i
Autor:
Beom Joon Kim, Jae-Wook Choi, Hyoyoung Lee, Kay-Hyeok An, Sun-Jae Kim, Byungwhan Kim, Youmie Park, Sang-Chul Jung
Publikováno v:
Journal of nanoscience and nanotechnology. 16(5)
Silver and silver oxide nanoparticles were impregnated on the surface of powdered activated carbon (PAC) using a single-step liquid phase plasma (LPP) method. Spherical silver and silver oxide nanoparticles of 20 to 100 nm size were dipersed evenly o