Zobrazeno 1 - 10
of 69
pro vyhledávání: '"Junghoon Joo"'
Publikováno v:
Electronic Materials Letters. 16:35-40
Controlling ferromagnetic thickness (t) and properties such as saturation magnetization (Ms) and effective magnetic anisotropy constant (Keff) has been regarded as critical for the performance of magnetic tunnel junctions (MTJs) with interfacial perp
Autor:
Junghoon Joo
Publikováno v:
Applied Science and Convergence Technology. 26:184-188
Autor:
Junghoon Joo
Publikováno v:
Applied Science and Convergence Technology. 26:195-200
Autor:
Junghoon Joo
Publikováno v:
Applied Science and Convergence Technology. 26:189-194
Publikováno v:
Applied Science and Convergence Technology. 24:142-150
A failure analysis of tungsten filaments used in quadrupole mass spectrometer for plasma process monitoring was carried by using SEM and EDS. Failed at high temperature, filaments showed two kinds of failure modes. The one is that diameter of filamen
Autor:
Junghoon Joo, Dong Hoon Kim
Publikováno v:
Journal of the Korean institute of surface engineering. 48:179-184
Autor:
Junghoon Joo
Publikováno v:
Applied Science and Convergence Technology. 24:102-110
Fluid model based numerical analysis is done to simulate a plasma processing system with electrodes at floating potential. Vf is a function of electron temperature, electron mass and ion mass. Commercial plasma fluid simulation softwares do not provi
Publikováno v:
Polymer. 69:123-128
Reducing the price of carbon fiber (CF) is crucial to the wider application of CFRP in automobiles for energy reduction. Because process costs account for 46% of the total cost of CF, interest has increased in the development of affordable processes
Publikováno v:
Applied Science and Convergence Technology. 24:27-32
We analyzed the destruction patterns of a turbo-molecular pump (TMP) resulting from its sudden exposure of a foreline to the atmospheric pressure due to a destruction of the foreline connecting clamp of an ICP dry etcher for 300 mm wafers during high
Autor:
Junghoon Joo
Publikováno v:
Applied Science and Convergence Technology. 23:161-168
A real?time monitoring of immersed antenna type inductively coupled plasma (ICP) was done with a homemade 2 dimensional voltage probe array to check the uniformity of the plasma. Measured voltage values with a high impedance voltmeter are close to th