研究業績

学術論文

1. Takaya Oshimo, Yuga Motomura, Kotona Tabata, Takeru Yamada, Sho Aonuki, Natsuha Ochiai, Yukiko Suzuki, Kazuto Kashiwakura, Youhei Toriumi, Madoka Takahashi, Junichi Suzuki, Reo Aoyama, Shiro Uchida, Kouichi Akahane, Kensuke Nishioka, Meita Asami, Masakazu Arai,
   “Mesh-shaped electrode thickness dependence of 1.06 μm range InGaAsP photovoltaic characteristics under high-intensity laser irradiation,” Japanese Journal of Applied Physics, vol. 64, no. 10, 108001, 2025.
   
   

2. Depu Ma, Hassanet Sodabanlu, Meita Asami, Kentaroh Watanabe, Masakazu Sugiyama, Yoshiaki Nakano,
   “Impact of junction position and type on the performance of InGaAs solar cells for multijunction application,” Japanese Journal of Applied Physics, vol. 64, no. 10, 101002, 2025.
   
   

3. Depu Ma, Hassanet Sodabanlu, Meita Asami, Kentaroh Watanabe, Masakazu Sugiyama, Yoshiaki Nakano,
   “Post-Annealing in Metal-Organic Chemical Vapor Deposition Reactor: A Scalable Method for Improving InGaAsP Solar Cell Efficiency,” IEEE Journal of Photovoltaics, (Accepted, doi: 10.1109/JPHOTOV.2025.3609471), 2025.
   
   

4. Takaya Oshimo, Yuga Motomura, Kotona Tabata, Takeru Yamada, Sho Aonuki, Natsuha Ochiai, Yukiko Suzuki, Kazuto Kashiwakura, Yohei Toriumi, Madoka Takahashi, Junichi Suzuki, Reo Aoyama, Shiro Uchida, Kouichi Akahane, Kensuke Nishioka, Meita Asami, Masakazu Arai,
   “Effects of High-Efficiency InGaAsP Photovoltaic Devices for Optical Wireless Power Transmission in the 1.06 μm Range,” Physica Status Solidi A, (Accepted, https://doi.org/10.1002/pssa.202500585), 2025.
   
   

5. Takaya Ochiai, Meita Asami, Lionel Veiga, Shingi Yamaguchi, Masakazu Sugiyama, Tsutomu Minegishi,
   “Ohmic Contact Formation between GaN Photocatalyst and Pt Cocatalyst,” Electrochemistry, vol. 93, issue 9, 094015, 2025.
   
   

6. Kentaroh Watanabe, Hassanet Sodabanlu, Meita Asami, Yoshiaki Nakano, Masakazu Sugiyama,
   “Development of the ultra-thin GaAs photovoltaic devices for high-efficiency and semi-transparent application,” Japanese Journal of Applied Physics, vol. 64, no. 4, 2025.
   
   

7. Meita Asami, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama,
   “Boosting quantum-structured solar cell light absorption through compressively strained superlattices,” Japanese Journal of Applied Physics, vol. 63, no. 7, 071003, 2024.
   
   

8. Meita Asami, Maui Hino, Gan Li, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama,
   “Comprehensive Voltage-Loss Analysis and Reduction of Radiative Recombination Voltage Loss in Quantum-Structured Solar Cells,” Solar Energy Materials and Solar Cells, vol. 273, issue 15, 112957, 2024.
   
   

9. Shintaro Komaba, Nana Taketa, Meita Asami, Masakazu Sugiyama, Tetsuo Ikari, Atsuhiko Fukuyama,
   “Enhancement of Photoexcited Carrier Lifetime in an InGaAs/GaAsP Wire-on-Well Quantum Structure Investigated by Excitation-power-dependent Photoluminescence Measurements,” Journal of Applied Physics, vol. 135, issue 15, 153103, 2024.
   
   

10. Meita Asami, Henner Kampwerth, Michael Pollard, Xiaojing Hao, Shintaro Komaba, Tetsuo Ikari, Atsuhiko Fukuyama, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama,
    “Refining Photothermal Deflection Spectroscopy: Incorporating Reflectance for Enhanced Accuracy in Light‐Absorption Measurements,” Physica Status Solidi A, vol. 221, issue 13, 2300585, 2023.
    
    

11. Ryoya Tsuchida, Kentaroh Watanabe, Meita Asami, Yoshiaki Nakano, Masakazu Sugiyama,
    “Current Enhancement of Ultrathin GaAs Solar Cells with Rear Light Scattering Structures Using Block Copolymers,” Physica Status Solidi A, vol. 221, issue 13, 2300586, 2023.
    
    

12. Gan Li, Hassanet Sodabanlu, Maui Hino, Meita Asami, Kentaroh Watanabe, Masakazu Sugiyama, Yoshiaki Nakano,
    “Low‐Temperature Photoluminescence Investigation of Carbon‐Doped AlGaAs Grown by MOVPE on Vicinal Substrates,” Physica Status Solidi A, vol. 221, issue 13, 2300529, 2023.
    
    

13. Maui Hino, Meita Asami, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama,
    “InGaP Solar Cell with InGaP Multiple Quantum Wells Grown under Optimized V/III Ratio,” Physica Status Solidi A, vol. 221, issue 13, 2300660, 2023.
    
    

14. Meita Asami, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama,
    “Comparison of Various Voltage Metrics for the Evaluation of the Nonradiative Voltage Loss in Quantum-Structure Solar Cells,” IEEE Journal of Photovoltaics, vol. 13, issue 1, pp. 95–104, 2023.
    
    

15. Maui Hino, Meita Asami, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama,
    “Enhanced Radiative Efficiency of InGaAs/GaAsP Multiple Quantum Wells by Optimizing the Thickness of Interlayers,” Physica Status Solidi A, vol. 219, issue 4, 2100426, 2022.
    
    

16. Meita Asami, Kentaroh Watanabe, Yoshiaki Nakano, Masakazu Sugiyama,
    “Smooth Surface Morphology and Long Carrier Lifetime of InGaP Realized by Low-temperature-grown Cover Layer,” Physica Status Solidi B, vol. 259, issue 2, 2100305, 2022.
    
    

17. Meita Asami, Kasidit Toprasertpong, Kentaroh Watanabe, Yoshiaki Nakano, Yoshitaka Okada, Masakazu Sugiyama,
    “Comparison of Effective Carrier Mobility between Wire on Well and Planar Superlattice using Time of Flight Measurement,” IEEE Journal of Photovoltaics, vol. 10, issue 4, pp. 1008–1014, 2020.