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SHIRAHATA Yasuhiro

Academic OrganizationTEL+81-268-21-5389
Education and Research OrganizationInterdisciplinary Cluster for Cutting Edge Research, Center for Energy and Environmental ScienceFAX+81-268-21-5389
PositionAssistant ProfessorMail Addressy_shirahata(at)shinshu-u.ac.jp
Address3-15-1, Tokida, Ueda City 386-8567Web site

Modified:07/19/2019

Profile

Research Field
Electronic and Electric Materials Engineering
Solar cell
Spintronics
Academic Societies
Academic Societies
The Japan Society of Applied Physics
The Physical Society of Japan
The Magnetics Society of Japan
Academic Background
Graduate School
Tokyo Institute of Technology , (Department of Materials Science and Engineering , Interdisciplinary Graduate School of Science and Engineering) , 2014
Tokyo Institute of Technology , (Department of Materials Science and Engineering , Interdisciplinary Graduate School of Science and Engineering) , 2010

College
Univerity of Miyazaki , (Faculty of Engineering) , 2008

Degree
Doctor of Engineering , Tokyo Institute of Technology
Research Career
Research Career
2017- , Assistant Professor, Center for Energy and Environmental Science, Interdisciplinary Cluster for Cutting Edge Research, Shinshu University
2015-2017 , Postdoctoral Researcher, The University of Shiga Prefecture
2014-2015 , Postdoctoral Fellow, Toyota Technological Institute
2012-2014 , Research Fellow, The Japan Society for the Promotion of Science

Research

Books, Articles, etc.
Articles
Structural and Photovoltaic Properties of Perovskite Solar Cells with Addition of Ammonium Iodide
AIP Conference Proceedings,2067:020017 2019(Jan. 24)
Author:Yasuhiro Shirahata


Microstructures, optical and photovoltaic properties ofCH3NH3PbI3(1−x)Clx perovskite films with CuSCN additive
Materials Research Express,5:055504 2018(May 16)
Author:Y. Shirahata and T. Oku


Effects of copper addition on photovoltaic properties of perovskite CH3NH3PbI3−xClx solar cells
Physica Status Solidi A,214(10):1700268 2017
Author:Y. Shirahata and T. Oku


Thermally driven magnetization switching of perpendicularly magnetized multilayers
Proceedings of the 17th IEEE International Conference on Nanotechnology ,:1023-1026 2017
Author:T. Taniyama, Y. Shirahata, R. Shiina, E. Wada, and M. Itoh


A compact SiC photovoltaic inverter with maximum power point tracking function
Solar Energy,141(1):228-235 2017
Author:Y. Ando, T. Oku, M. Yasuda, Y. Shirahata, K. Ushijima, and M. Murozono


Arsenic and Chlorine Co-Doping to CH3NH3PbI3 Perovskite Solar Cells
Advances in Materials Physics and Chemistry,7(1):1-10 2017
Author:T. Hamatani, Y. Shirahata, Y. Ohishi, M. Fukaya, and T. Oku


Comparison between SiC- and Si-Based Inverters for Photovoltaic Power Generation Systems
Journal of Power and Energy Engineering,5(1):30-40 2017
Author:Y. Ando, Y. Shirahata, T. Oku, T. Matsumoto, Y. Ohishi, M. Yasuda, A. Shimono, Y. Takeda, and M. Murozono


Effects of polysilane-doped spiro-OMeTAD hole transport layers on photovoltaic properties
Physica Status Solidi A,214(3):1600591 2017
Author:Y. Shirahata, Y.Yamomoto, A. Suzuki, T. Oku, S. Fukunishi, and K. Kohno


Effects of heat treatment on fluorine-doped tin oxide anti-reflection films coated on silicon spheres
Journal of the Ceramic Society of Japan,123(3):145-149 2017
Author:Y. Shirahata, T. Oku, Y. Kanamori, and M. Murozono


Fabrication of Perovskite-Type Photovoltaic Devices with Polysilane Hole Transport Layers
Materials Sciences and Applications,8(2):209-222 2017
Author:Y. Shirahata, T. Oku, S. Fukunishi, and K. Kohno


Photovoltaic Properties of Cu-doped CH3NH3PbI3 with Perovskite Structure
AIP Conference Proceedings,1807(1):020008 2017
Author:Y. Shirahata and T. Oku


Microstructures and Optical Properties of Surface and Inside of Silicon Spheres
AIP Conference Proceedings,1807(1):020019 2017
Author:Y. Shirahata, T. Oku, Y. Kanamori, and M. Murozono


Fabrication and characterization of CH3NH3(Cs)Pb(Sn)I3(Br) perovskite solar cells
AIP Conference Proceedings,1807(1):020009 2017
Author:N. Ueoka, Y. Ohishi, Y. Shirahata, A. Suzuki and T. Oku


Fabrication and characterization of perovskite-based CH3NH3Pb1-xAsxI3+xCly photovoltaic devices
AIP Conference Proceedings,1807(1):020012 2017
Author:T. Hamatani, Y. Shirahata, Y. Ohishi, M. Fukaya, and T. Oku


Comparative study of SiC- and Si-based photovoltaic inverters
AIP Conference Proceedings,1807(1):020020 2017
Author:Y. Ando, T. Oku, M. Yasuda, Y. Shirahata, K. Ushijima, and M. Murozono


Construction of Photovoltaic Power Generation-strorage System Using an Inverter with SiC FET and SBD
Advanced in Energy and Power,5(1):7-12 2017
Author:T. Oku, Y. Ando, M. Yasuda, Y. Shirahata, K. Ushijima, and M. Murozono


Electric-Field-Driven Domain Wall Dynamics in Perpendicularly Magnetized Multilayers
AIP Advances,7(3):035119 2017
Author:D. L. González, Y. Shirahata, B. Van de Wiele, K. J. A. Franke, A. Casiraghi, T. Taniyama, and S. van Dijken


Fabrication and photovoltaic properties of ZnO nanorods/perovskite solar cells
AIP Conference Proceedings,1709(1):020018 2016
Author:Y. Shirahata, K. Tanaike, T. Akiyama, K. Fujimoto, A. Suzuki, J. Balachandran, and T. Oku


Microstructure analysis of spherical silicon solar cells with SnOx:Fy layers
AIP Conference Proceedings,1709(1):020021 2016
Author:Y. Shirahata, T. Oku, Y. Kanamori, and M. Murozono


Evaluation of photovoltaic power generation system using spherical silicon solar cells and SiC-FET inverter
AIP Conference Proceedings,1709(1):020023 2016
Author:T. Matsumoto, T. Oku, K. Hiramatsu, M. Yasuda, Y. Shirahata, A. Shimono, Y. Takeda, and M. Murozono


Inhomogeneous nitrogen incorporation effects on the transport properties of GaAsN grown by CBE
Journal of Crystal Growth,437(1):6-9 2016
Author:L. Wang, O. Elleuch, Y. Shirahata, N. Kojima, Y. Ohshita, and M. Yamaguchi


Fabrication and characterization of bismuth ferrite as an electron transport layer in perovskite photovoltaic devices
Journal of the Ceramic Society of Japan,124(5):602-605 2016
Author:Y. Shirahata, A. Suzuki, and T. Oku


Microstructures and Optical Properties of Silicon Spheres for Solar Cells
Materials Transactions,57(7):1082-1087 2016
Author:Y. Shirahata, B. Zhang, T. Oku, Y. Kanamori, and M. Murozono
Keywords:spherical silicon, powder melting method, anti-reflection film, tin oxide


Characterization and Photovoltaic Properties of BiFeO3 Thin Films
Coatings,6(4):68 2016
Author:Y. Shirahata and T. Oku


Reversible Electric-Field-Driven Magnetic Domain-Wall Motion
Physical Review X,5:011010 2015
Author:K. J. A. Franke, B. V. de Wiele, Y. Shirahata, S. J. Hämäläinen, T. Taniyama, and S. van Dijken


Electric-field Switching of Perpendicularly Magnetized Multilayers
NPG Asia Materials,7:e198 2015
Author:Y. Shirahata, R. Shiina, D. L. González, K. J. A. Franke, E. Wada, M. Itoh, N. A. Pertsev, S. van Dijken, and T. Taniyama


Perpendicularly magnetized spin filtering Cu/Ni multilayers
Applied Physics Letters,104(3):032404 2014
Author:Y. Shirahata, E. Wada, M. Itoh, and T. Taniyama


Electric field driven variation in magnetoresistance of Co/Cu/Fe/BaTiO3 heterostructure
Journal of Applied Physics,113(17):17C713 2013
Author:H. Kojima, T. Naito, H. Muraoka, E. Wada, I. Suzuki, Y. Shirahata, M. Itoh, and T. Taniyama


Strain Induced Reversible and Irreversible Magnetization Switching in Fe/BaTiO3 Heterostructures
Journal of Applied Physics,111(3):033921 2012
Author:G. Venkataiah, Y. Shirahata, I. Suzuki, M. Itoh, and T. Taniyama


Formation of regular magnetic domain patterns with alternating uniaxial and biaxial anisotropy in epitaxial Fe films on BaTiO3
Applied Physics Letters,101(26):262405 2012
Author:T. H. E. Lahtinen, Y. Shirahata, L. Yao, K. J. A. Franke, G. Venkataiah, T. Taniyama, and S. van Dijken


Inversion of Spin Dependent Photocurrent at Fe3O4/Modulation Doped GaAs Heterointerfaces
Journal of Applied Physics,109(7):7.0E105 2011
Author:Y. Shirahata, E. Wada, M. Itoh, and T. Taniyama


Switching of the Symmetry of Magnetic Anisotropy in Fe/BaTiO3 Heterostructures
Applied Physics Letters,99(2):022501 2011
Author:Y. Shirahata, T. Nozaki, G. Venkataiah, H. Taniguchi, M. Itoh, and T. Taniyama


Manipulation of Magnetic Coercivity of Fe Film in Fe/BaTiO3 Heterostructure by Electric Field
Applied Physics Letters,99(10):102506 2011
Author:G. Venkataiah, Y. Shirahata, M. Itoh, and T. Taniyama


Optically Oriented Electron Spin Transmission across Ferromagnet/ Semiconductor Interfaces
Proceedings of SPIE,8100:81000A 2011
Author:T. Taniyama, I. Suzuki, E. Wada, Y. Shirahata, T. Naito, M. Itoh, and M. Yamaguchi


Efficient Spin Injection into GaAs Quantum Well across Fe3O4 Spin Filter
Applied Physics Letters,96(10):102510 2010
Author:E. Wada, K. Watanabe, Y. Shirahata, M. Itoh, M. Yamaguchi, and T. Taniyama


Inversion of Spin Photocurrent Due to Resonant Transmission
Physical Review Letters,105(15):156601 2010
Author:E. Wada, Y. Shirahata, T. Naito, M. Itoh, M. Yamaguchi, and T. Taniyama


Spin Polarized Electron Transmission into GaAs Quantum Well Across Fe3O4: Optical Spin Orientation Analysis
Applied Physics Letters,97(17):172509 2010
Author:E. Wada, Y. Shirahata,T. Naito, M. Itoh, M. Yamaguchi, and T. Taniyama


Fe/MgO Tunnel Barrier Contact for Electrical Spin Injection into GaAs for Semiconductor Spintronics Applications
Proceedings of National Conference on Materials Science & Technology for Sustainable Development: Bangladesh Perspective,:42-45 2010
Author:M. M. Uddin, E. Wada, Y. Shirahata, and T. Taniyama


Magnetic Anisotopy of Glassy Ferromagnet/Ferroelectrics Heterostructures
Proceedings of the Visual-JW2010,:306-307 2010
Author:T. Taniyama, Y. Shirahata, M. Itoh, P. Sharma, M. Fukuhara, and A. Inoue


Growth and characterization of Mn-doped AgInS2 grown by a hot-press method
Physica Status Solidi C,6(5):1043-1046 2009
Author:Y. Akaki, Y. Shirahata, K. Yoshino, Y. Ohno, and I. Yonenaga


Structural and electrical characterization of AgInSe2 crystals grown by hot-press method
Journal of Physics: Conference Series,100(4):042042 2008
Author:K. Yoshino, A. Kinoshita, Y. Shirahata, M. Oshima, K. Nomoto, T. Yoshitake, S. Ozaki, and T. Ikari


Carrier Induced Magnetic Anomalies in Mn-doped AgGaSe2 Magnetic Semiconductor
Journal of Applied Physics,103(7):07D103 2008
Author:K. Yoshino, A. Kinoshita, Y. Shirahata, and T. Taniyama

Patents
Patents
磁気異方性制御方法
積層構造体、スイッチング素子、磁気デバイス、及び積層構造体の製造方法
层叠结构体、开关元件、磁装置、及层叠结构体的制造方法 
A multiferroic laminated structure, a switching element, a magnetic device and a method for manufacturing a laminated structure 
可搬型太陽光発電給電システム
光電変換素子及びその製造方法