Takeshi Ohgaki - Concepedia

Author

Takeshi Ohgaki

National Institute for Materials Science ORCID

Also Known As

T Ohgaki, T. Ohgaki, Takeshi OHGAKI, Takeshi Ohgaki, Takeshi Ohgaki Takeshi Ohgaki, Y Adachi

Publications

1.2K

Citations

H-Index

Concepts

All Affiliations

National Institute for Materials Science Tokyo Institute of Technology Tokyo University of Science Kyushu University SPring-8

About

Takeshi Ohgaki is an author at National Institute for Materials Science specializing in engineering, applied physics, and materials science.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	18	26	942
2	Applied Physics	18	24	884
3	Chemistry	5	5	155
4	Electrical Engineering	4	4	160
5	Chemical Engineering	3	3	80

Takeshi Ohgaki

Publications

964

Citations

H-Index

Page 1

	Year	Citations
Growth condition dependence of morphology and electric properties of ZnO films on sapphire substrates prepared by molecular beam epitaxy Takeshi Ohgaki, Naoki Ohashi, Hirofumi Kakemoto, Journal of Applied Physics Materials ScienceGrowth Condition DependenceOxygen Radical IrradiationEngineeringCrystalline Defects	2003	109
Isothermal Capacitance Transient Spectroscopy for Deep Levels in Co- and Mn-doped ZnO Single Crystals Naoki Ohashi, Junzo Tanaka, Takeshi Ohgaki, Journal of materials research/Pratt's guide to venture capital sources Materials ScienceDeep LevelsEngineeringOxide ElectronicsApplied Physics	2002	68
Electric Properties of Zinc Oxide Epitaxial Films Grown by Ion-Beam Sputtering with Oxygen-Radical Irradiation Takaaki Tsurumi, Shuichi Nishizawa, Naoki Ohashi, Japanese Journal of Applied Physics Materials ScienceSemiconductorsElectrical EngineeringAluminium NitrideGrain Boundaries	1999	67
Band-edge emission of undoped and doped ZnO single crystals at room temperature Naoki Ohashi, Takashi Sekiguchi, K. Aoyama, Journal of Applied Physics Materials ScienceSemiconductorsRoom TemperatureLuminescence PropertiesEngineering	2002	56
Structural and magnetic properties of Mn-ion implanted ZnO films Selvaraj Venkataraj, Naoki Ohashi, Isao Sakaguchi, Journal of Applied Physics Materials ScienceMagnetismMagnetic PropertiesSpintronicsMaterials Engineering	2007	55
Synthesis of ZnO Bicrystals Doped with Co or Mn and Their Electrical Properties Naoki Ohashi, Yoshihiro Terada, Takeshi Ohgaki, Japanese Journal of Applied Physics Materials ScienceInorganic ChemistryZno Bicrystals DopedEngineeringIntergranular Additives	1999	49
Synthesizing SnO2 thin films and characterizing sensing performances Takeshi Ohgaki, Ryota Matsuoka, Ken Watanabe, Sensors and Actuators B Chemical Materials ScienceSno2 Thin FilmsEngineeringSensorsNanotechnology	2010	44
Optical Properties of Heavily Aluminum-Doped Zinc Oxide Thin Films Prepared by Molecular Beam Epitaxy Takeshi Ohgaki, Yuji Kawamura, Takashi Kuroda, Key engineering materials Materials ScienceOptical MaterialsEngineeringOptical PropertiesOxide Electronics	2003	43
Synthesis of zinc oxide varistors with a breakdown voltage of three volts using an intergranular glass phase in the bismuth–boron–oxide system Naoki Ohashi, Ken Kataoka, Takeshi Ohgaki, Applied Physics Letters Materials EngineeringMaterials ScienceElectrical EngineeringEngineeringOxide Electronics	2003	39
Lowered stimulated emission threshold of zinc oxide by hydrogen doping with pulsed argon–hydrogen plasma Naoki Ohashi, Yuguang Wang, Takamasa Ishigaki, Journal of Crystal Growth Chemical EngineeringPlasma ElectronicsEngineeringOxide ElectronicsApplied Physics	2007	38

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