Research career

2023.2. - present: Research Team Leader, Platform Photonics Research Center, National Institute of Advanced Industrial Science and Technology (AIST)

2020. 9. - present: Part-time Lecturer, Faculty of Science and Engineering, Waseda University

2021.2. - 2023.2: Deputy Director, IT Industry Division, Commerce and Information Policy Bureau, Ministry of Economy, Trade and Industry (on loan), and Platform Photonics Research Center, AIST

2020.10. - 2021. 2.: Research Team Leader, Platform Photonics Research Center, AIST

2016: Part-time Lecturer, Faculty of Engineering, Okayama University

2015.4. - 2020.9.: Research Group Leader, Electronics and Photonics Research Institute, AIST

2014.4. - 2015.3: Research Team Leader, Network Photonics Research Center, AIST

Silicon photonics devices, hybrid nanophotonics on silicon (spintronics and plasmonics), network photonics, fiber optics

2014: Adjunct Associate Professor, Graduate School of Materials Science, Nara Institute of Science and Technology (NAIST)

2009.1. - 2014.3.: Assistant Professor, Graduate School of Materials Science, NAIST

Spin optoelectronics (spin lasers and their applications), spin dynamics in semiconductors, surface plasmon polaritons, semiconductor nanolasers

2005.9. - 2008.12.: Research Assistant, Department of Electrical and Computer Engineering, University of California, San Diego (UCSD)

Nonlinear optical processes in optical micro-resonators, silicon photonic devices, photonic nanostructure fabrications, ultrafast device measurements, electro-magnetic analysis and simulations

2000.4 - 2004.7: Researcher, Fitel Photonics Laboratory, Furukawa Electric Co., Ltd. 

Optical fiber communication; polarization controllers, first- and second-order polarization mode dispersion compensation, transmission simulations, and transmission experiments

h-index: 31 in Google Scholar, 24 in Web of Science (ResearcherID)

Senior Member of the OSA (the Optical Society)

The World Cultural Council (WCC) Special Recognition 2019

The 69th Electrical Science  and Technology Encouragement Award (Nov. 2021)

IEICE Electronics Society 2022 Distinguished Service Award (Mar 2023)

Society Activity: Associate editor of Journal of the Institute of Electronics, Information and Communication Engineers (IEICE), Japan (2016 - 2018); Secretary and Committee Member of Technical Group on Silicon Photonics, IEICE (2014 - present); Secretary of Research & Technology Committee, IEICE (2021 - 2022); Committee Member of International Conference on Group IV Photonics (GFP 2019, IEEE Photonics Society); Program Subcommittee Chair (C12 Silicon Photonics) of CLEO-PR 2022; Program Subcommittee Member (D2 Passive Components) of OFC (2021 - 2023); Program Subcommittee Chair (D2 Passive Components) of OFC 2024


Education

2008: Ph.D., Electrical Engineering (Photonics), UCSD

Dissertation Title: "All-optical Nonlinear Switching in Optical Micro-resonators on a Silicon Chip" PDF

Advisor: Prof. Yeshaiahu Fainman

Scholarship: Nakajima Foundation (2004-2008)

2000: M.E., Precision Science, Osaka University

Master's Thesis: "High Precision and Large Area Surface Figure Metrology with Phase-shifting Point Diffraction Interferometer" (in Japanese, PDF)

Scholarship: Japan Student Services Organization (1st kind, 1998-2000), Furukawa Electric Co., Ltd. (1998-2000)

1998: B.E., Precision Engineering, Osaka University

 

Research grants 

Japan Science and Technology Agency

     CREST 2015-2020

Japan Society for the Promotion of Science

     Grant-in-Aid for Challenging Research (Exploratory) 2019-2020

     Grant-in-Aid for Scientific Research (C) 2015-2017

     Grant-in-Aid for Young Scientists (B) 2013-2014

     Grant-in-Aid for Challenging Exploratory Research 2011-2012

     Grant-in-Aid for Start-up 2009-2010

Ministry of Internal Affairs and Communications

     Strategic Information and Communications R&D Promotion Programme (SCOPE) 2011-2012

Kansai Research Foundation for Technology Promotion

     Research Grant 2014

Support Center for Advanced Telecommunications Technology Research

     Research Grant 2013-2015

Research Foundation for Opto-Science and Technology

     Research Grant 2012-2013

Nakajima Foundation

     Grant-in-Aid for Young Scientists 2010

NAIST Foundation

     Grant for Education and Research Activities 2012

NAIST Graduate School of Materials Science

     Grant-in-Aid for Young Scientists 2009, 2010, 2011, 2012, 2013

 

Research interests 

Opto-spintronics, plasmonics, nonlinear optics, and chip-scale photonics integration on silicon

 

Selected publications 

- K. Ikeda, R. Konoike, K. Suzuki, "Large-Scale and Multiband Silicon Photonics Wavelength Cross-Connect Switch With FSR-Free Grating-Assisted Contra-Directional Couplers," J. Lightwave Technol., Early Access. link

- K. Ikeda, R. Konoike, K. Suzuki, H. Kawashima, "2 × 2 16-ch silicon photonics wavelength-selective switch based on waveguide gratings," Opt. Express 28, 26861-26869 (2020). link

- K. Ikeda, K. Suzuki, R. Konoike, H. Kawashima, "Silicon Photonics Wavelength Selective Switch with Unlimited Free Spectral Range," J. Lightwave Technol. 38, 3268-3272 (2020).  link

- K. Ikeda, K. Suzuki, R. Konoike, S. Namiki, and H. Kawashima, "Large-scale silicon photonics switch based on 45-nm CMOS technology," Opt. Commun. 466, 125677 (2020). link

- R. Konoike, K Suzuki, T. Inoue, T. Matsumoto, T. Kurahashi, U. Ayahito, K. Takabayashi, S. Akiyama, S. Sekiguchi, S. Namiki, H. Kawashima, and K. Ikeda, "SOA-Integrated Silicon Photonics Switch and its Lossless Multistage Transmission of High-Capacity WDM Signals," J. Lightwave Technol. 37, 123-130 (2019). link

- K. Suzuki, R. Konoike, J. Hasegawa, S. Suda, H. Matsuura, K. Ikeda, S. Namiki, H. Kawashima, "Low-Insertion-Loss and Power-Efficient 32 × 32 Silicon Photonics Switch with Extremely High-Δ Silica PLC Connector," J. Lightwave Technol. 37, 116-122 (2019). link

- N. Yokota, R. Takeuchi, H. Yasaka, K. Ikeda, “Lasing Polarization Characteristics in 1.55-um Spin-Injected VCSELs,” IEEE Photon. Technol. Lett. 29, 711-714 (2017). link

- K. Ikeda, and H. Kawaguchi, "Effects of spin diffusion on electron spin relaxation time measured with a time-resolved microscopic photoluminescence technique," J. Appl. Phys. 117, 053903 (2015). link 

- K. Ikeda, and H. Kawaguchi, "Metallic nanowire lasers," J. Opt. Soc. Am. B 30, 1981-1986 (2013). link

- K. Ikeda, K. Takeuchi, K. Takayose, I-S. Chung, J. Mørk, and H. Kawaguchi, "Polarization-independent high-index contrast grating and its fabrication tolerances," Appl. Opt. 52, 1049-1053 (2013). link

- K. Ikeda, Y. Fainman, K. A. Shore, and H. Kawaguchi, "Modified long-range surface plasmon polariton modes for laser nanoresonators," J. Appl. Phys. 110, 063106 (2011). link

- K. Ikeda, T. Fujimoto, H. Fujino, T. Katayama, S. Koh, and H. Kawaguchi, "Switching of Lasing Circular Polarizations in a (110)-VCSEL," IEEE Photon. Technol. Lett. 21, 1350-1352 (2009). link

- K. Ikeda, R. E. Saperstein, N. Alic and Y. Fainman, "Thermal and Kerr nonlinear properties of plasma-deposited silicon nitride/ silicon dioxide waveguides," Opt. Express 16, 12987-12994 (2008). link

- K. Ikeda, M. Nezhad, and Y. Fainman, "Wavelength selective coupler with vertical gratings on silicon chip," Appl. Phys. Lett. 92, 201111 (2008). link

- K. Ikeda, Y. Shen and Y. Fainman, "Enhanced optical nonlinearity in amorphous silicon and its application to waveguide devices," Opt. Express 15, 17761-17771 (2007). link

Highlighted by Nature Photonics 2(2), 64 (2008).

- K. Ikeda and Y. Fainman, "Material and structural criteria for ultra-fast Kerr nonlinear switching in optical resonant cavities," Solid-State Electron. 51, 1376-1380 (2007). link

- K. Ikeda and Y. Fainman, "Nonlinear Fabry-Perot resonator with a silicon photonic crystal waveguide," Opt. Lett. 31, 3486-3488 (2006). link

- K. Ikeda, "PMD compensator with second order PMD mitigation using mode-coupled fixed delay," IEEE Photon. Technol. Lett. 16, 105-107, (2004). link

- K. Ikeda, T. Takagi, T. Hatano, H. Kazami, Y. Mimura and H. Matsuura, "Endless Tracking Polarization Controller," Furukawa Review No.23, 32-38 (2003). link

among the contributed works including over 80 journal papers, 120 international conference presentations, 20 patents, and 3 book chapters.

 

Referee

2024  Opt. Express (1) / Opt. Lett. (1) / Opt. Laser Technol. (1) 

2023  Opt. Express (1) / J. Lightwave Technol. (1)

2022  Opt. Express (1) / J. Lightwave Technol. (1) / IEEE Access (1)

2021  J. Opt. Soc. Am. B (1) / J. Opt. Microsyst. (1) / IEEE J. Sel. Tops. Quantum Electron. (1)

2020  Opt. Express (1) / Opt. Lett. (1) / Appl. Phys. Lett. (1) / Appl. Opt. (1) / IEEE J. Lightwave Technol. (1) / IEEE J. Sel. Top. Quantum. Electron. (1) / IEEE Access (1) / Microelectron. J. (1) / IEICE Trans. Electron. (1)

2019   Appl. Opt. (1) / Sci. Rep. (1) / J. Opt. Soc. Am. B (1) / Opt. Commun. (1)

2018   Opt. Express (1) / Appl. Phys. Lett. (1) / APL Photon. (1) / Appl. Phys. Express (1) / J. Opt. Soc. Am. B (1) / IEICE Electron. Express (1) / J. Lumin. (1) / Opt. Fiber Technol. (1)

2017   Appl. Phys. Lett. (1) / J. Opt. Soc. Am. B (2)

2016   IEEE Photon. J. (1) 

2015   Opt. Express (3) / J. Lightwave Technol. (1) / Opt. Commun. (1)

2014   Opt. Express (4) / Opt. Commun. (1)

2013   Opt. Express (2) / IEEE Photon. Technol. Lett. (1) / IEEE J. Quantum Electron. (1) / J. Appl. Phys. (1)

2012   Opt. Express (1) / Opt. Lett. (1) / Appl. Phys. Lett. (2) /Appl. Phys. Express (1)

2011   Opt. Express (2) / IEEE Photon. Technol. Lett. (1)

2010   Opt. Express (1) / Opt. Lett. (1) / J. Appl. Phys. (1) / Jpn. J. Appl. Phys. (1)

2009   Opt. Express (2)

2008   Opt. Express (2) / Opt. Lett. (1) / IEEE Photon. Technol. Lett. (3)

2007   J. Nanophotonics (1) / Appl. Phys. B - Lasers and Optics (1)

2005   IEEE Photon. Technol. Lett. (2)

 

Licenses

High pressure gas production safety technical manager (Class C Chemical)

Health officer's license on industrial hygiene