2000 - IEEE Fellow For contributions to understanding of high-field and laser induced dielectric phenomena in insulating materials.
Yoshimichi Ohki spends much of his time researching Composite material, Nanocomposite, Analytical chemistry, Epoxy and Dielectric. His studies in Composite material integrate themes in fields like Dielectric strength, Conductivity and Permittivity. His Nanocomposite study integrates concerns from other disciplines, such as Partial discharge, Scanning electron microscope, Electrode and Polyamide.
Yoshimichi Ohki is interested in Photoluminescence, which is a field of Analytical chemistry. His Epoxy research includes themes of Boehmite, Thermal conductivity, Glass transition, Nano- and Composite number. Yoshimichi Ohki has included themes like Plasmon, Curing, Ionic bonding, Silver nanoparticle and Localized surface plasmon in his Dielectric study.
Composite material, Analytical chemistry, Dielectric, Space charge and Polyethylene are his primary areas of study. His study brings together the fields of Dielectric strength and Composite material. His Analytical chemistry course of study focuses on Irradiation and Ultraviolet.
His Dielectric study combines topics in areas such as Glass transition, Electrical resistivity and conductivity and Conductivity. His research in Space charge intersects with topics in Electric field, Charge, Atomic physics, Voltage and Thermal conduction. His biological study spans a wide range of topics, including Polymer chemistry and Electrode.
Yoshimichi Ohki mostly deals with Composite material, Analytical chemistry, Dielectric, Polymer and Absorption spectroscopy. His Composite material research incorporates elements of Irradiation and Permittivity. His biological study focuses on Photoluminescence.
His study in Dielectric is interdisciplinary in nature, drawing from both Polarization and Electrical resistivity and conductivity. His Polymer research incorporates themes from Fire retardant, Chemical engineering and Polyethylene. His Epoxy research is multidisciplinary, relying on both Space charge, Nanocomposite, Glass transition and Conductivity.
His primary areas of study are Composite material, Dielectric, Analytical chemistry, Polymer and Permittivity. His Dielectric research includes elements of Polarization, Glass transition and Compatibility. The various areas that Yoshimichi Ohki examines in his Analytical chemistry study include Ion, Crystallinity, Absorption and Terahertz radiation.
His research investigates the connection between Polymer and topics such as Differential scanning calorimetry that intersect with issues in Crystallization, Sulfide, Phenylene and Bond strength. His Permittivity research integrates issues from Condensed matter physics and Conductivity. His Epoxy research is multidisciplinary, incorporating elements of Space charge, Filler and Nanocomposite.
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A plasmonic photocatalyst consisting of silver nanoparticles embedded in titanium dioxide.
Koichi Awazu;Makoto Fujimaki;Carsten Rockstuhl;Junji Tominaga.
Journal of the American Chemical Society (2008)
Proposal of a multi-core model for polymer nanocomposite dielectrics
T. Tanaka;M. Kozako;N. Fuse;Y. Ohki.
IEEE Transactions on Dielectrics and Electrical Insulation (2005)
Photoluminescence from defect centers in high-purity silica glasses observed under 7.9-eV excitation
Hiroyuki Nishikawa;Taiji Shiroyama;Ryuta Nakamura;Yoshimichi Ohki.
Physical Review B (1992)
Role of interface on the thermal conductivity of highly filled dielectric epoxy/AlN composites
Xingyi Huang;Tomonori Iizuka;Pingkai Jiang;Yoshimichi Ohki.
Journal of Physical Chemistry C (2012)
Correlation of the 5.0- and 7.6-eV absorption bands in SiO2 with oxygen vacancy
Ryoichi Tohmon;Hiroyasu Mizuno;Yoshimichi Ohki;Kotoku Sasagane.
Physical Review B (1989)
2.7-eV luminescence in as-manufactured high-purity silica glass.
Ryoichi Tohmon;Yasushi Shimogaichi;Hiroyasu Mizuno;Yoshimichi Ohki.
Physical Review Letters (1989)
Various types of nonbridging oxygen hole center in high-purity silica glass
Shuji Munekuni;Toshihisa Yamanaka;Yasushi Shimogaichi;Ryoichi Tohmon.
Journal of Applied Physics (1990)
Surface degradation of polyamide nanocomposites caused by partial discharges using IEC (b) electrodes
M. Kozako;N. Fuse;Y. Ohki;T. Okamoto.
IEEE Transactions on Dielectrics and Electrical Insulation (2004)
Enhanced partial discharge resistance of epoxy/clay nanocomposite prepared by newly developed organic modification and solubilization methods
T. Tanaka;Y. Ohki;M. Ochi;M. Harada.
IEEE Transactions on Dielectrics and Electrical Insulation (2008)
Effects of nano-filler addition on partial discharge resistance and dielectric breakdown strength of Micro-Al 2 O 3 Epoxy composite
Zhe Li;Kenji Okamoto;Yoshimichi Ohki;Toshikatsu Tanaka.
IEEE Transactions on Dielectrics and Electrical Insulation (2010)
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