Faculty Information

（Last updated : 2025-04-04 14:22:18）

RAIFUKU Itaru
Department Aoyama Gakuin University Department of Electrical Engineering and Electronics, College of Science and Engineering

Position Assistant Professor

■ Specialization and related fields

Electric and electronic materials

■ Business career

1.	2019/05～2021/07	National Cheng Kung University Department of Photonics 博士研究員
2.	2023/04～	Aoyama Gakuin University College of Science and Engineering Department of Electrical Engineering and Electronics Assistant Professor

■ Book and thesis

1.	Article	TiO₂/SnO₂ electron transport layer by electron beam deposition for perovskite solar cell application 64,pp.030908 (Collaboration) 2025/03
2.	Article	Visualization of defects in perovskite solar cells using electroluminescence, photoluminescence, and thermal imaging methods Applied Physics Express 18,pp.034003 (Collaboration) 2025/02
3.	Article	Bandgap reduction of bismuth tri-iodide via cesium tin iodide addition aimed toward lead-free solar cell applications Journal of Physics D: Applied Physics 58,pp.105106 (Collaboration) 2025/01
4.	Article	Influence of the electron transport layer on the performance of perovskite solar cells under low illuminance conditions ACS Omega 9,pp.32893-32900 (Collaboration) 2024/07
5.	Article	Optoelectronic properties of perovskite thin films derived from lead sulfide via radio frequency magnetron sputtering: effect of the substrate temperature Japanase Journal of Applied Physics 63,pp.070903 (Collaboration) 2024/07
6.	Article	Analysis and Selection of Optimal Perovskite/Silicon Tandem Configuration for Building Integrated Photovoltaics Based on Their Annual Outdoor Energy Yield Predicted by Machine Learning Solar RRL 8,pp.2400072 (Collaboration) 2024/04
7.	Article	Optimization of Perovskite Solar Cells Toward Indoor Applications pp.36-41 (Collaboration) 2024/03
8.	Article	Halide perovskite for low-power consumption neuromorphic devices EcoMat 3,pp.e12142 (Collaboration) 2021/08
9.	Article	Back-contact perovskite solar cells Semicond. Sci. Technol. 36,pp.083001 (Collaboration) 2021/07
10.	Article	Pseudo-Halide Perovskite Solar Cells Adv. Energy Mater 11,pp.2100818 (Collaboration) 2021/06
11.	Article	Formamide iodide: a new cation additive for inhibiting δ-phase formation of formamidinium lead iodide perovskite Mater. Adv. 2,pp.2272-2277 (Collaboration) 2021/03
12.	Article	Air-stable perovskite photovoltaic cells with low temperature deposited NiOx as an efficient hole-transporting material Opt. Mater. Express 10,pp.1801-1816 (Collaboration) 2020/08
13.	Article	Hierarchical core–shell heterostructure of H2O-oxidized ZnO nanorod@Mg-doped ZnO nanoparticle for solar cell applications Mater. Adv. 1,pp.1253-1261 (Collaboration) 2020/07
14.	Article	Optoelectronic properties of electron beam-deposited NiOx thin films for solar cell application Results in Physics 17,pp.103122 (Collaboration) 2020/06
15.	Article	Segregation-free bromine-doped perovskite solar cells for IoT applications RSC Adv. 9,pp.32833-32838 (Collaboration) 2019/10
16.	Article	Easy and green preparation of a graphene–TiO2 nanohybrid using a supramolecular biomaterial consisting of artificially bifunctionalized proteins and its application for a perovskite solar cell 10,pp.19249-19253 (Collaboration) 2018/08
17.	Article	Structural study of NiOx thin films fabricated by radio frequency sputtering at low temperature Thin Solid Films 646,pp.209-215 (Collaboration) 2018/01
18.	Article	Biotempated Synthesis of TiO2-Coated Gold Nanowire for Perovskite Solar Cells ACS Omega 2,pp.5478-5485 (Collaboration) 2017/09
19.	Article	Fabrication of perovskite solar cells using sputter-processed CH3NH3PbI3 films Appl. Phys. Express 10,pp.094101 (Collaboration) 2017/08
20.	Article	Characteristics of Perovskite Solar Cells under Low-Illuminance Conditions J. Phys. Chem. C 120,pp.18986-18990 (Collaboration) 2016/08
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■ Lecturer and lecture

1.	2022/12/02	Recent Progress of Perovskite Solar Cells Toward Indoor Applications
2.	2022/07/01	Perovskite solar cell: An emerging and promising indoor energy harvesting device

■ Academic conference presentation

1.	2025/01/20	Fabrication Process of Lead-free Double Perovskite Cs2AgBiBr6 Solar Cell under Low Temperature Annealing (Asia-Pacific International Conference on Perovskite, Organic Photovoltaics and Optoelectronics (IPEROP25))
2.	2025/01/17	Hole transport improvement and charge trap reduction by surface passivation of perovskite solar cells using vitamin A (2025 International Conference on Advanced Green-Energy Materials (2025AGEM))
3.	2024/11/14	Aqueous solution based TiO2 films for perovskite solar cells (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
4.	2024/11/14	Band-bending-induced enhancement of perovskite solar cell performance via vitamin A-based passivation (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
5.	2024/11/14	Defects evaluation of perovskite solar cells using electrical and optical characterization methods (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
6.	2024/11/14	Effect of post-annealing treatment on lead-free BiI3-based solar cells (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
7.	2024/11/14	TiO2/SnO2 electron transport bilayer prepared by chemical bath deposition for perovskite solar cells (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
8.	2024/11/12	Investigation of reflectance reduction structure using RCWA method for encapsulant-less Si photovoltaic module (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
9.	2024/11/12	Optoelectrical design of thin Cr/Au electrode for 4-terminal perovskite/silicon tandem solar cells (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
10.	2024/11/12	Precise quantitative evaluation of series resistance mapping of crystalline solar cells in electroluminescence method (The 35th international Photovoltaic Science and Engineering Conference (PVSEC35))
11.	2024/06/10	A model of degradation mechanisms in perovskite solar cells aided by a modified tandem ANN (52nd IEEE Photovoltaic specialists conference (PVSC52))
12.	2024/01/22	Narrow Band gap Bismuth Tri-iodide via Cesium Tin Iodide Doping for Lead-free Solar Cells Application (Asia-Pacific International Conference on Perovskite, Organic Photovoltaics and Optoelectronics (IPEROP24))
13.	2023/11/09	A prediction model of outdoor degradation rates of 2-terminal perovskite/silicon tandem solar cells using machine learning (The 34th International Photovoltaic Science and Engineering Conference (PVSEC-34))
14.	2023/11/06	TiO2/SnO2 Electron Transport Bilayer for Large-Area Low-Temperature Fabrication of Perovskite Solar Cell (The 34th International Photovoltaic Science and Engineering Conference (PVSEC-34))
15.	2023/01/24	Hysteresis-free perovskite solar cells under LED illumination (Asia-Pacific International Conference on Perovskite, Organic Photovoltaics and Optoelectronics (IPEROP23))
16.	2023/01/10	Hysteresis Reduction in Perovskite Solar Cells under Low Illumination Conditions Using SAM as Hole Transport Layer (2023 International Conference on Hierachical Green Energy Materials)
17.	2022/11/16	Stabilization of FAPbI3 films using formamide based additive (the 33rd International Photovoltaic Science and Engineering Conference)
18.	2022/11/15	TiO2/SnO2 Electron Transport Layer by Evaporation Method for Perovskite Solar Cell Application (the 33rd International Photovoltaic Science and Engineering Conference)
19.	2022/10/25	Effect of Pressure and Temperature on RF-Sputtered Perovskite Films on Textured Silicon Substrate (Materials for Sustainable Development Conference (MAT-SUS22))
20.	2021/10/19	Characterization of Converted MAPbI3 thin-films from Sputtered PbS under Different Deposition Pressures (nanoGe Fall Meeting 2022)
21.	2021/01/14	Formamide Derivative as an Additive for Perovskite Solar Cells (2021 International Conference on Hierachical Green Energy Materials)
22.	2020/12/05	Formamide Based Additive for Improving the Performance of FAPbI3 Based Perovskite Solar Cells (Optics&Photonics Taiwan International Conference)
23.	2020/11/08	Bandgap Tuning toward High Performance Perovskite Solar Cells under Ambient Lighting (The 11th Asian Conference on Organic Electronics)
24.	2020/01/21	Preparation of 2D/3D hybrid perovskite films via low pressure vapor assisted solution process and its optical characterization (Asia-Pacific International Conference on Perovskite, Organic Photovoltaics and Optoelectronics (IPEROP20))
25.	2019/11/24	Perovskite Solar Cells for Energy Harvesting (The 10th Asian Conference on Electrochemical Power Sources)
26.	2018/06/17	Low-illuminance characteristics of triple cation perovskite solar cells (Grand Renewable Energy 2018 International Conference and Exhibition)
27.	2017/10/09	Effect of Cation Substitution for Low-Illuminance Characteristics of Perovskite Solar Cells (11th Aseanian Conference on Nano-Hybrid Solar Cells)
28.	2017/10/04	Development of Sputter Processed Perovskite Films Toward Tandem Solar Cells (232nd ECS MEETING)
29.	2017/02/03	Fabrication of perovskite solar cells using sputter processed perovskite films (Asia Pacific Hybrid and Organic Photovoltaics Conference)
30.	2017/01/16	Fabrication of Perovskite Films by Sputtering and its Application (The 3rd Best-Efficiency Engineering Research Workshop for Perovskite Photovoltaics and Byond)
31.	2016/10/05	TiO2 Coated Graphene/ Mesoporous TiO2 Composite Layer for Perovskite Solar Cells Produced By Supramolecular Protein (Pacific Rim Meeting On Electrochemical And Solid-State Science)
32.	2016/08/20	Investigation of Perovskite Solar Cells for Indoor Applications (The 2nd Best-Efficiency Engineering Research Workshop for Perovskite Photovoltaics and Beyond)
33.	2016/07/08	Internal Resistance of Perovskite Solar Cells under Low Illuminance Conditions (The 23rd international conference on active-matrix flatdisplays and devices)
34.	2016/06/29	Characteristics Change of Perovskite Solar Cells by Device Structure under Low Illuminance Conditions (International conference on hybrid and organic photovoltaics)
35.	2016/06/24	Potential of Perovskite Solar Cells for Power Sources of IoT Applications (The 2016 Internal Meeting for Future of Electron Devices, Kansai)
36.	2015/06/04	Characteristics of Perovskite Solar Cells under Low Illuminance Condition (The 2015 International Meeting　for Future of Electron Devices, Kansai)
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