Keiichi Motoyama - Articles - Scientific Research Publishing

Clinical Evaluation of Novel Natural Polysaccharides Sacran as a Skincare Material for Atopic Dermatitis Patients (Articles)

Satoshi Fukushima, Keiichi Motoyama, Yuki Tanida, Taishi Higashi, Yoichi Ishitsuka, Yuki Kondo, Tetsumi Irie, Takumi Tanaka, Hironobu Ihn, Hidetoshi Arima

Journal of Cosmetics, Dermatological Sciences and Applications Vol.6 No.1, March 2, 2016

DOI: 10.4236/jcdsa.2016.61002 3,506 Downloads 6,277 Views Citations
S¹-Equivariant CMC Surfaces in the Berger Sphere and the Corresponding Lagrangians (Articles)

Keiichi Kikuchi

Advances in Pure Mathematics Vol.3 No.2, March 7, 2013

DOI: 10.4236/apm.2013.32037 4,065 Downloads 7,051 Views Citations
Evaluation of Integer Programming Solvers to Improve the Efficiency of Individual Work Planning (Articles)

Keiichi Takahashi

Open Journal of Modelling and Simulation Vol.13 No.1, January 14, 2025

DOI: 10.4236/ojmsi.2025.131003 145 Downloads 684 Views Citations
Unsteady Behavior of Cavitating Waterjet in an Axisymmetric Convergent-Divergent Nozzle: High Speed Observation and Image Analysis Based on Frame Difference Method (Articles)

Shota Hayashi, Keiichi Sato

Journal of Flow Control, Measurement & Visualization Vol.2 No.3, July 24, 2014

DOI: 10.4236/jfcmv.2014.23011 4,455 Downloads 6,372 Views Citations
Experimental Study of Non-Destructive Approach on PEMFC Stack Using Tri-Axis Magnetic Sensor Probe (Articles)

Yutaro Akimoto, Keiichi Okajima

Journal of Power and Energy Engineering Vol.3 No.3, March 12, 2015

DOI: 10.4236/jpee.2015.33001 2,695 Downloads 3,983 Views Citations
A Method for the Detection of Decrease in Power in PV Systems Using Satellite Data (Articles)

Kota Kawasaki, Keiichi Okajima

Smart Grid and Renewable Energy Vol.10 No.1, January 15, 2019

DOI: 10.4236/sgre.2019.101001 1,406 Downloads 2,493 Views Citations
Further Improvement of Reflection Efficiency of a Magnetic Mirror and Replenishment against Loss of Escaping Deuteron Ions (Articles)

Mitsuaki Nagata, Keiichi Sawada

Journal of Modern Physics Vol.10 No.2, February 27, 2019

DOI: 10.4236/jmp.2019.102011 841 Downloads 1,651 Views Citations
Possibility for Short-Term Forecasting of Japanese Stocks Return by Randomly Distributed Embedding Theory (Articles)

Seisuke Sugitomo, Keiichi Maeta

Journal of Mathematical Finance Vol.9 No.3, July 8, 2019

DOI: 10.4236/jmf.2019.93015 862 Downloads 2,437 Views Citations
Behavior of a Jet Issuing Diagonally Upward into Two-Layer Density-Stratified Fluid in a Cylindrical Tank (Articles)

Tomohiro Degawa, Shota Fukue, Tomomi Uchiyama, Akira Ishikawa, Koji Motoyama

Journal of Flow Control, Measurement & Visualization Vol.5 No.3, June 28, 2017

DOI: 10.4236/jfcmv.2017.53004 1,532 Downloads 2,851 Views Citations
Numerical Simulation of Jet Issuing Diagonally Upward into Density-Stratified Fluid in Cylindrical Tank (Articles)

Tomohiro Degawa, Tomomi Uchiyama, Isao Aozasa, Akira Ishikawa, Koji Motoyama

Journal of Power and Energy Engineering Vol.6 No.3, March 29, 2018

DOI: 10.4236/jpee.2018.63004 918 Downloads 1,937 Views Citations
Photovoltaic Power Potential Analysis in Equator Territorial: Case Study of Makassar City, Indonesia (Articles)

Muhammad Akbar Sihotang, Keiichi Okajima

Journal of Power and Energy Engineering Vol.5 No.1, January 10, 2017

DOI: 10.4236/jpee.2017.51002 3,070 Downloads 5,434 Views Citations
This article belongs to the Special Issue on Energy Security and Renewable Techniques
Mineral and Sea-Salt Aerosol Fluxes over the Last 340 kyr Reconstructed from the Total Concentration of Al and Na in the Dome Fuji Ice Core (Articles)

Hironori Sato, Toshitaka Suzuki, Motohiro Hirabayashi, Yoshinori Iizuka, Hideaki Motoyama, Yoshiyuki Fujii

Atmospheric and Climate Sciences Vol.3 No.2, April 30, 2013

DOI: 10.4236/acs.2013.32020 4,236 Downloads 7,450 Views Citations
Improving the Power Generation Performance of a Solar Tower Using Thermal Updraft Wind (Articles)

Masataka Motoyama, Kenichiro Sugitani, Yuji Ohya, Takashi Karasudani, Tomoyuki Nagai, Shinsuke Okada

Energy and Power Engineering Vol.6 No.11, October 15, 2014

DOI: 10.4236/epe.2014.611031 5,530 Downloads 8,017 Views Citations
This article belongs to the Special Issue on Wind Energy
Abscess in the Splenium of the Corpus Callosum Treated with Direct Drainage via an Occipital Interhemispheric Approach (Articles)

Yasushi Motoyama, Hisashi Kawai, Yohei Kogeichi, Pritam Gurung, Young-Soo Park, Hiroyuki Nakase

Open Journal of Modern Neurosurgery Vol.5 No.1, January 26, 2015

DOI: 10.4236/ojmn.2015.51006 4,201 Downloads 5,983 Views Citations
Erratum to “Improving the Power Generation Performance of a Solar Tower Using Thermal Updraft Wind” [Energy and Power Engineering Vol. 6 No. 11 (October 2014) 362-370] (Articles)

Masataka Motoyama, Yuji Ohya, Takashi Karasudani, Tomoyuki Nagai, Shinsuke Okada, Kenichiro Sugitani

Energy and Power Engineering Vol.7 No.6, June 12, 2015

DOI: 10.4236/epe.2015.76024 2,782 Downloads 4,185 Views Citations
Identifier Migration for Identity Continuance in Single Sign-On (Articles)

Yoshio Kakizaki, Kazunari Maeda, Keiichi Iwamura

Journal of Information Security Vol.3 No.4, October 31, 2012

DOI: 10.4236/jis.2012.34037 5,471 Downloads 8,541 Views Citations
Performances and Rotating Flows of Rotary Jet Pump (Articles)

Keiichi Komaki, Toshiaki Kanemoto, Kenji Sagara

Open Journal of Fluid Dynamics Vol.2 No.4A, January 2, 2013

DOI: 10.4236/ojfd.2012.24A048 5,830 Downloads 9,361 Views Citations
This article belongs to the Special Issue on Thermophysics and Fluid Science
Corporate Financing, Taxation, and Tobin’s q: Evidence from Japanese Firms and Industries (Articles)

Keiichi Kubota, Susumu Saito, Hitoshi Takehara

Journal of Mathematical Finance Vol.3 No.3A, October 8, 2013

DOI: 10.4236/jmf.2013.33A004 5,827 Downloads 9,236 Views Citations
This article belongs to the Special Issue on Corporate Finance
High Speed Observation of Periodic Cavity Behavior in a Convergent-Divergent Nozzle for Cavitating Water Jet (Articles)

Keiichi Sato, Yuta Taguchi, Shota Hayashi

Journal of Flow Control, Measurement & Visualization Vol.1 No.3, October 8, 2013

DOI: 10.4236/jfcmv.2013.13013 8,070 Downloads 14,251 Views Citations
Tapping the Potential of Large Scale Solar PV System in Sabah: The Feasibility Analysis (Articles)

Maryam Huda, Keiichi Okajima, Kengo Suzuki

Energy and Power Engineering Vol.9 No.2, February 27, 2017

DOI: 10.4236/epe.2017.92009 2,446 Downloads 5,579 Views Citations
This article belongs to the Special Issue on Solar Energy and Applications

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