Takeo Oku - Articles - Scientific Research Publishing

Theoretical Study of Gallium Phthalocyanine Dimer-Fullerene Complex for Photovoltaic Device (Articles)

Akihiro Takeda, Takeo Oku, Atsushi Suzuki, Yasuhiro Yamasaki

Journal of Modern Physics Vol.2 No.9，September 19, 2011

DOI: 10.4236/jmp.2011.29116 5,787 Downloads 9,891 Views Citations
Microstructures and Photovoltaic Properties of Polysilane/C₆₀-Based Solar Cells (Articles)

Atsushi Kawashima, Takeo Oku, Atsushi Suzuki, Kenji Kikuchi, Shiomi Kikuchi

Materials Sciences and Applications Vol.3 No.8，August 22, 2012

DOI: 10.4236/msa.2012.38079 5,284 Downloads 7,904 Views Citations
Fabrication and Characterization of Phthalocyanine/C₆₀ Solar Cells with Inverted Structure (Articles)

Kazumi Yoshida, Takeo Oku, Atsushi Suzuki, Tsuyoshi Akiyama, Yasuhiro Yamasaki

Advances in Chemical Engineering and Science Vol.2 No.4，November 1, 2012

DOI: 10.4236/aces.2012.24056 5,180 Downloads 8,448 Views Citations
Fabrication and Characterization of Bulk Heterojunction Solar Cells Based on Liquid-Crystal Semiconductive Polymer (Articles)

Atsushi Suzuki, Shinichi Ogahara, Tsuyoshi Akiyama, Takeo Oku

Energy and Power Engineering Vol.4 No.6，November 29, 2012

DOI: 10.4236/epe.2012.46060 5,095 Downloads 8,083 Views Citations
Fabrication and Characterization of PCBM:P3HT Bulk Heterojunction Solar Cells Doped with Germanium Phthalocyanine or Germanium Naphthalocyanine (Articles)

Kazumi Yoshida, Takeo Oku, Atsushi Suzuki, Tsuyoshi Akiyama, Yasuhiro Yamasaki

Materials Sciences and Applications Vol.4 No.4A，April 24, 2013

DOI: 10.4236/msa.2013.44A001 7,494 Downloads 12,746 Views Citations
This article belongs to the Special Issue on Nanocomposite
Fabrication and Characterization of Phthalocyanine-Based Organic Solar Cells (Articles)

Makoto Iwase, Atsushi Suzuki, Tsuyoshi Akiyama, Takeo Oku

Materials Sciences and Applications Vol.5 No.5，April 14, 2014

DOI: 10.4236/msa.2014.55033 5,460 Downloads 8,149 Views Citations
Arsenic and Chlorine Co-Doping to CH₃NH₃PbI₃ Perovskite Solar Cells (Articles)

Tsuyoshi Hamatani, Yasuhiro Shirahata, Yuya Ohishi, Misaki Fukaya, Takeo Oku

Advances in Materials Physics and Chemistry Vol.7 No.1，January 11, 2017

DOI: 10.4236/ampc.2017.71001 2,660 Downloads 5,212 Views Citations
Fabrication of Perovskite-Type Photovoltaic Devices with Polysilane Hole Transport Layers (Articles)

Yasuhiro Shirahata, Takeo Oku, Sakiko Fukunishi, Kazufumi Kohno

Materials Sciences and Applications Vol.8 No.2，February 14, 2017

DOI: 10.4236/msa.2017.82014 2,156 Downloads 4,333 Views Citations
Fabrication and Characterization of Poly[Decaphenylcyclopentasilane]-Based Solar Cells (Articles)

Makoto Iwase, Takeo Oku, Atsushi Suzuki, Tsuyoshi Akiyama, Katsuhisa Tokumitsu, Masahiro Yamada, Mika Nakamura

Advances in Materials Physics and Chemistry Vol.2 No.3，September 28, 2012

DOI: 10.4236/ampc.2012.23020 3,963 Downloads 6,772 Views Citations
Effects of PBr₃ Addition to Polysilane Thin Films on Structures and Photovoltaic Properties (Articles)

Junya Nakagawa, Takeo Oku, Atsushi Suzuki, Tsuyoshi Akiyama, Masahiro Yamada, Sakiko Fukunishi, Kazufumi Kohno

Green and Sustainable Chemistry Vol.7 No.1，February 10, 2017

DOI: 10.4236/gsc.2017.71002 1,606 Downloads 2,579 Views Citations
Microstructure Analysis and Properties of Anti-Reflection Thin Films for Spherical Silicon Solar Cells (Articles)

Masato Kanayama, Takeo Oku, Tsuyoshi Akiyama, Youichi Kanamori, Satoshi Seo, Jun Takami, Yoshimasa Ohnishi, Yoshikazu Ohtani, Mikio Murozono

Energy and Power Engineering Vol.5 No.2A，April 29, 2013

DOI: 10.4236/epe.2013.52A003 4,759 Downloads 7,237 Views Citations
This article belongs to the Special Issue on Development and Integration of Renewable Energy Resources in the Commercial and Industrial Sectors
Comparison between SiC- and Si-Based Inverters for Photovoltaic Power Generation Systems (Articles)

Yuji Ando, Yasuhiro Shirahata, Takeo Oku, Taisuke Matsumoto, Yuya Ohishi, Masashi Yasuda, Akio Shimono, Yoshikazu Takeda, Mikio Murozono

Journal of Power and Energy Engineering Vol.5 No.1，January 13, 2017

DOI: 10.4236/jpee.2017.51003 1,834 Downloads 3,401 Views Citations
A Modified Averaging Composite Implicit Iteration Process for Common Fixed Points of a Finite Family of k-Strictly Asymptotically Pseudocontractive Mappings (Articles)

Donatus Igbokwe, Oku Ini

Advances in Pure Mathematics Vol.1 No.4，July 27, 2011

DOI: 10.4236/apm.2011.14036 4,405 Downloads 8,888 Views Citations
Statistical Theory of Turbulence by the Late Lamented Dr. Shunichi Tsugé Case Study on Flow through a Grid in Wind Tunnel (Articles)

Takeo Nakagawa, Hiroyuki Iida

Open Journal of Applied Sciences Vol.2 No.4B，January 9, 2013

DOI: 10.4236/ojapps.2012.24B005 2,601 Downloads 4,658 Views Citations
Low-Density Co-Inoculation of Myanmar Bradyrhizobium yuanmingense MAS34 and Streptomyces griseoflavus P4 to Enhance Symbiosis and Seed Yield in Soybean Varieties (Articles)

Khin Myat Soe, Takeo Yamakawa

American Journal of Plant Sciences Vol.4 No.9，August 30, 2013

DOI: 10.4236/ajps.2013.49231 4,390 Downloads 6,361 Views Citations
Low-Density Co-Inoculation with Bradyrhizobium japonicum SAY3-7 and Streptomyces griseoflavus P4 Promotes Plant Growth and Nitrogen Fixation in Soybean Cultivars (Articles)

Aung Zaw Htwe, Takeo Yamakawa

American Journal of Plant Sciences Vol.7 No.12，August 24, 2016

DOI: 10.4236/ajps.2016.712156 2,069 Downloads 3,136 Views Citations
Incompatible Nodulation of Bradyrhizobium elkanii Strains BLY3-8 and BLY6-1 with Rj3 Gene-Harboring Soybean Cultivars (Articles)

Aung Zaw Htwe, Takeo Yamakawa

American Journal of Plant Sciences Vol.8 No.2，January 20, 2017

DOI: 10.4236/ajps.2017.82014 1,753 Downloads 2,870 Views Citations
Septic Arthritis: A Need to Strengthen the Referral Chain in a Developing Economy (Articles)

Ikpeme A. Ikpeme, Ngim E. Ngim, Anthonia A. Ikpeme, Afiong O. Oku

Open Journal of Orthopedics Vol.3 No.2，June 7, 2013

DOI: 10.4236/ojo.2013.32022 3,626 Downloads 5,639 Views Citations
Exergoeconomic Evaluation and Optimization of Dual Pressure Organic Rankine Cycle (ORC) for Geothermal Heat Source Utilization (Articles)

Dodeye Igbong, Oku Nyong, James Enyia, Benjamin Oluwadare, Mafel Obhua

Journal of Power and Energy Engineering Vol.9 No.9，September 30, 2021

DOI: 10.4236/jpee.2021.99002 319 Downloads 1,356 Views Citations
Dissolution of Humic Substances from Highly Humic Volcanic Ash Soil as Affected by Anionic Surfactant, Electrolyte Concentration and pH (Articles)

Farook Ahmed, Munehide Ishiguro, Takeo Akae

Journal of Environmental Protection Vol.3 No.3，March 21, 2012

DOI: 10.4236/jep.2012.33035 3,771 Downloads 6,273 Views Citations

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