Faculty Information

■ Specialization and related fields

Electric and electronic materials, Electron device and electronic equipment

■ Business career

1.	2008/04～2011/03	Department of Electrical and Electronic Engineering, Tokyo Institute of Technology
2.	2011/04～2012/03	Aoyama Gakuin University College of Science and Engineering Department of Electrical Engineering and Electronics Research Associate
3.	2012/04～2022/03	Aoyama Gakuin University College of Science and Engineering Department of Electrical Engineering and Electronics Assistant Professor
4.	2022/04～	Aoyama Gakuin University College of Science and Engineering Department of Electrical Engineering and Electronics Associate Professor

■ Belonging society

1.

2002/04～

The Institute of Electronics, Information and Communication Engineers

■ Activity in society

1.

2018/07～

The 6th Intetnational SmartCity Symposium 2018 Techinical paper committee

■ Book and thesis

1.	Book	Development of Electromagnetic Wave Absorbers and Shielding Materials and Its Application (Collaboration) 2016/01
2.	Article	Fabrication of highly conductive polyester fabrics using single-wall carbon nanotubes inks for EMI shielding Japanese Journal of Applied Physics 63(4),pp.04SP01-1-04SP01-7 (Collaboration) 2024/03
3.	Article	A Low loss Microstrip Line on Thin Flexible Substrate film by Defected Ground Structure IEICE Communications Express 12(11),pp.582-585 (Collaboration) 2023/11
4.	Article	Hybrid Electromagnetic Simulation using 2D-FDTD and Ray-tracing Methods for Airport Surfaces IEICE Transactions on Electronics E106^C(11),pp.774-779 (Collaboration) 2023/11
5.	Article	Evaluation of transmission characteristics of CVD grown graphene and effect of tuning electrical properties of graphene up to 50 GHz Scientific Reports 13(13878) (Collaboration) 2023/08
6.	Article	Graphene transparent antennas Carbon Reports 2(1),pp.23-30 (Collaboration) 2023/03
7.	Article	Polydopamine-assisted dip-and-dry fabrication of highly conductive cotton fabrics using single-wall carbon nanotubes inks for flexible devices Cellulose 30(3),pp.1971-1980 (Collaboration) 2023/02
8.	Article	Design of Ultra-thin Wave Absorber with Square Patch Array Considering Electromagnetic Coupling between Patch Array and Back-Metal IEICE Trans. Electron. (Collaboration) 2021/12
9.	Article	A Simple and Compact Planar Balun with Slit Ground IEICE Trans. Electron. E104-C(11) (Collaboration) 2021/11
10.	Article	Design of a Skin Equivalent Phantom for Estimating Surface Temperature Elevation due to Human Exposure to Electromagnetic Fields from 10 to 100 GHz IEEE Trans. Electromagnetic Compatibility 63(5),pp.1631-1639 (Collaboration) 2021/10
11.	Article	Characterization of contact properties at interface between metal and graphene up to 15 GHz. Engineering Reports 3(5) (Collaboration) 2021/05
12.	Article	Optically transparent antenna based on carrier-doped three-layer stacked graphene AIP Advances 11(035136) (Collaboration) 2021/03
13.	Article	Improvement on Uneven Heating in Microwave Oven by Diodes-Loaded Planar Electromagnetic Field Stirrer (Collaboration) 2020/09
14.	Article	Circular Patch Array Absorber Design for Oblique Incidence by Using Winding Ratio Model of Transformer IEEE Transaction on Electromagnetic Compatibility 61(1),pp.65-72 (Collaboration) 2019/02
15.	Article	Radiation properties of graphene-based optically transparent dipole antenna Microwave and Optical Technology Letters 60(12),pp.2992-2998 (Collaboration) 2018/12
16.	Article	Characterization of AC/Coaxial Adapter for LISN Calibration Above 30 MHz Using Improved Equivalent Circuit Model IEEE Transaction on Electromagnetic Compatibility (Collaboration) 2018/10
17.	Article	Winding Ratio Design of Transformer in Equivalent Circuit of Circular Patch Array Absorber IEICE Trans. Electron. E101-C(8),pp.651-654 (Collaboration) 2018/08
18.	Article	Comparative analysis of various AC/coaxial adapters for LISN calibration up to 1 GHz IEICE Communications Express 7(6),pp.201-206 (Collaboration) 2018/06
19.	Article	Wideband Shielding Effectiveness of Laminated Sheet using Copper and Magnetic Materials IEICE Communications Express 7(3),pp.95-100 (Collaboration) 2018/03
20.	Article	A cross polarization suppression of circular patch array absorber with perturbation elements IEICE Electronics Express 15(2),pp.1-6 (Collaboration) 2018/01
21.	Article	Cross-polarization Suppression of Double Loop Antenna by Slits (Collaboration) 2016/11
22.	Article	Relationship Between Directional Patterns and the Electrode Structure of the Log-periodic Dipole Antenna Arrays for Sensitive Optical Electric Field Sensors Microwave and Optical Technology Letters 58(9),pp.2124-2129 (Collaboration) 2016/09
23.	Article	Dielectric property measurement of ocular tissues up to 110 GHz using 1 mm coaxial sensor Physics in Medicine and Biology 60(16),pp.6273-6288 (Collaboration) 2015/09
24.	Article	Dual-polarization RCS Reduction of X-band Antenna Using Switchable Reflector IEICE Trans. Electron E98-C(7),pp.701-708 (Collaboration) 2015/07
25.	Article	A switchable microwave reflector using Pin diode IEICE Trans. Electron E97-C(7),pp.683-688 (Collaboration) 2014/07
26.	Article	Analytical study on uneven heating relaxation of food inside industrial microwave oven by means of water film Microwave and Optical Technology Letters 49(3),pp.518-521 (Collaboration) 2007/03
27.	Article	Characteristics of tunable half-wavelength resonators with attenuation poles Microwave and Optical Technology Letters 45(1),pp.8-12 (Collaboration) 2005/04
28.	Article	Analytical study on variation of temperature and absorption characteristics of single-Layer radiowave absorber by irradiation electric power pp.3-5 (Collaboration) 2004/04
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■ Lecturer and lecture

1.

2018/10

Fundamentals of radio wave absorber and it applications

■ Academic conference presentation

1.	2024/05	A Study on Detectable Conditions for Rusted Reinforcing Bar in Concrete Structure Using a 24-GHz Doppler Sensor (EMC Japan/APEMC Okinawa 2024)
2.	2024/05	Characterization of Architectural Glasses by Free-Space Method in 24 GHz Band (EMC Japan/APEMC Okinawa 2024)
3.	2024/05	Study on Influence of Leakage Flux Dependence on Winding Position of Common-mode Choke Coil Using Toroidal Core (EMC Japan/APEMC Okinawa 2024)
4.	2023/12	Chipless RFID Tags Fabricated by Screen Printing using SWCNT Ink (2023 Asia-Pacific Microwave Conference)
5.	2023/12	Measurement of Electric Field Distribution of Indoor Local 5G Using Visualization System Applying SDR Device (2023 Asia-Pacific Microwave Conference)
6.	2023/11	Electric field distribution measurement of indoorr local 5G using SDR device (5th Int. Workshop Photonics applied to Electromagnetic Measurement)
7.	2023/11	Fabrication of Highly Conductive Polyester Fabrics using Single-Wall Carbon Nanotubes Inks for EMI Shielding (36th International Microprocesses and Nanotechnology Conference)
8.	2023/08	Absorbed Power Density Assessments for 28 GHz Human Exposure Using Inverse Source Technique; Cross-Comparison of Several Phantoms (XXXVth URSI General Assembly and Scientific Symposium)
9.	2023/07	A Study on Detectable Diameter of a Metal Cylinder Embedded in Concrete Structures Using Doppler Sensors (Photonics & Electromagnetics Research Symposium 2023)
10.	2023/07	Characterization of Impedance and Physical Properties of CVD-grown Graphene up to 50 GHz (Photonics & Electromagnetics Research Symposium 2023)
11.	2023/07	Evaluation of Radiation Efficiency of Single-Wall Carbon Nanotube-Based Flexible Antenna Using Wheeler Cap Method (Photonics & Electromagnetics Research Symposium 2023)
12.	2022/12	Experimental study on circularly polarized horn antenna using parasitic element array (2022 Asia-Pacific Microwave Conference)
13.	2022/12	Printed quater-wavelength absorber using carbon nanotube ink (2022 Asia-Pacific Microwave Conference)
14.	2022/12	Single-wall carbon nanotube-based flexible monopole antenna fabricated using poly (methyl methacrylate)-supported transfer technique (2022 Asia-Pacific Microwave Conference)
15.	2022/10	Hybrid Electromagnetic Analysis Methods Suitable for Airport Surfaces in the VHF Band (2022 International Workshop on Air Traffic Management, Communication, Navigation, and Surveillance)
16.	2022/09	A Novel Approach of Assessment of Absorbed Power Density Using Inverse Source Method for Human Exposure to 28 GHz Electromagnetic Fields (2022 URSI-Japan Radio Science Meeting)
17.	2022/06	Fabrication of Single-Wall Carbon Nanotube Monopole Antenna Using Poly (methyl methacrylate)-Supported Transfer Technique (the 15th International Conference on New Diamond and Nano Carbons)
18.	2021/11	Investigation of Dielectric Property of Skin Tissue Phantom Added Glycerin Using Terahertz TDS (4th Int. Workshop on Photonics applied to Electromagnetic Measurements in Sapporo, (PEM2021))
19.	2021/03	EM Assessment of Human Body RF Exposure from 5.75GHz Radiative WPT Beamforming Antenna (電子情報通信学会無線電力伝送研究会)
20.	2020/09	Evaluation of Coupling between Resistive Patch Array and Back Metal of Ultra Thin Wave Absorber (33rd URSI GASS)
21.	2020/09	SAR evaluation for an RF WPT array antenna system in indoor environment, (The XXXIIIrd URSI General Assembly in Rome)
22.	2020/03	Proposal on Hybrid Propagation Analysis of Aperture Field Integration Method and Ray Tracing Method Suitable for Airport Surface in VHF Band (European Conference on Antennas and Propagation 2020)
23.	2019/10	A Study on Shielding Factor of Copper Enclosure with Apertures and Cylinders in the kHz Band (Joint Indo-Japanese Smart City Symposium 2019)
24.	2019/10	Contact Characteristics at the Interface between Metal and Graphene Up to 30 GHz (Joint Indo-Japanese Smart City Symposium 2019)
25.	2019/09	A Preliminary Study on Assessment of Absorbed Power Density inside a Human Body Based on Measurement of Reflection of Electromagnetic Wave (2019 URSI-Japan Radio Science Meeting)
26.	2019/09	Comparison Between Impulsive Noise Models Considering a Time Structure of LED Noise (European Conf. on Electromagnetic Compatibility (EMC Europe 2019))
27.	2019/06	Characteristics of temperature rise in a human eyeball due to a dipole antenna in frequency range from 6 GHz to 30 GHz (BioEM 2019)
28.	2019/06	Measurement Validation of Hybrid Electromagnetic Field Analysis Method for Airport Surface Including Slope Ground in VHF Band (Progress In Electromagnetics Research Symposium 2019)
29.	2019/03	Design of Human-Skin Equivalent Phantom for Evaluating the Surface Temperature Elevation due to Millimeter Wave Exposure (2019 URSI Asia Pacific Radio Science Conference)
30.	2019/03	Estimation of Transmitted Power Density from Temperature Experiment for EMF Exposure Assessment at 60 GHz (2019 URSI Asia Pacific Radio Science Conference)
31.	2018/11	Radiation Characteristics of Optically Transparent Dipole Antenna Fabricated using CVD Monolayer Graphene" (Asia-Pacific Microwave Conference 2018)
32.	2018/10	Exposure Assessment of Surface Temperature Elevation at Millimeter Wave Frequencies using a Designed Phantom (The 6th International SmartCity Symposium 2018)
33.	2018/10	Fundamentals of radio wave absorber and its applications (The 6th International SmartCity Symposium 2018)
34.	2018/07	Measurement Validation of Hybrid Electromagnetic Field Analysis Method for Airport Surface in VHF Band (the 2018 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting)
35.	2017/12	A study on balance characteristics of MSL balun with defected ground structure (2017 Korea-Japan Microwave Workshop)
36.	2017/11	A Study on Active Absorption Transmission Reﬂection FSS Using Diodes (Progress In Electromagnetics Research Symposium 2017)
37.	2017/11	A Study on Bandwidth Improvement of Circular Patch Array Absorber by Using Perturbation Ele- ments (Progress In Electromagnetics Research Symposium 2017)
38.	2017/11	Improvement on Magnetic Shielding Performance of Metal Plate with Apertures (Progress In Electromagnetics Research Symposium 2017)
39.	2017/11	Microwave Radiation from Graphene-based Optically Transparent Dipole Antenna (Progress In Electromagnetics Research Symposium 2017)
40.	2017/11	Study on Focusing Property of Centrally Grooved Focusing Type Dielectric Lens Horn Antenna (Progress In Electromagnetics Research Symposium 2017)
41.	2015/10	Study on DSRC Antenna for Multi-lane Free-flow on Toll Roads (22nd World Congress and Exhibition on Intelligent Transport Systems and Services (ITS 2015))
42.	2015/06	Development of a Dielectric Properties Measurement System Using a Coaxial Sensor for Biological Samples in Millimeter-wave Band (The Annual Meeting of Bioelectromagnetics Society European Bioelectromagnetics Association (BioEM2015))
43.	2015/06	Dielectric Property of Biological Tissues Measured with High Speed Sampling System below 10 MHz (The Annual Meeting of Bioelectromagnetics Society European Bioelectromagnetics Association (BioEM 2015))
44.	2014/12	Switchable Reflector for Dual-Polarized Antenna Radar Cross Section Reduction (2014 IEEE Int. Microwave and RF Conf. (IMaRC))
45.	2014/11	Design of dipole antenna with reflector for RCS reduction using reradiation interference cancellation (2014 Asia-Pacific Microwave Conference)
46.	2014/11	Downsizing of LPDA for Radiation EMI measurement (2014 Asia-Pacific Microwave Conference)
47.	2014/11	Wide-band double loop antenna fed by modified single strip line (2014 Asia-Pacific Microwave Conference)
48.	2014/09	A Study of Optimal DSRC Antenna for Multi-Lane Free-Flow (2014 World Congress on Intelligent Transport Systems)
49.	2014/06	Switchable Reflector for Radar Cross Section Reduction of X-band Dipole Array (15th International Radar Symposium)
50.	2014/05	A Novel Switchable Reflector Applied to Antenna Reflector for Antenna Radar Cross Section Reduction (2014 IEEE Radar Conference)
51.	2012/08	Antenna on a Thick Resin Layer of a Silicon Chip and a Slab Antenna Fed by Post-Wall Waveguide (2012 IEEE Asia-Pacific Conf. on Antennas and Propagation)
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