YORIKOTOMINAGA

Last Updated :2019/10/01

Affiliations, Positions
Graduate School of Advanced Sciences of Matter, ., Associate Professor or Lecturer
Web Site
E-mail
ytominaghiroshima-u.ac.jp
Other Contact Details
1-3-1, Kagamiyama, Higashihiroshima, Hiroshima, 739-8530 Japan, Japan
TEL : (+81)82-424-7649 FAX : (+81)
Self-introduction
My research theme is the development of novel optical and terahertz devices based on the crystal growth of semiconductors.

Basic Information

Major Professional Backgrounds

  • 2009/04/01, 2012/03/31, Japan Society for the Promotion of Science, Special Postdoctoral Researcher
  • 2012/04/01, 2012/07/31, Hiroshima University, Graduate School of Advanced Sciences of Matter , Researcher
  • 2012/08/01, 2019/03/31, Hiroshima University, Graduate School of Advanced Sciences of Matter , Research associate
  • 2018/02/01, Hiroshima University, Specially-appointed Assistants to the President
  • 2019/04/01, Hiroshima University, Graduate School of Advanced Sciences of Matter, Assisitant Professor

Educational Backgrounds

  • Kyoto Institute of Technology, Faculty of Engineering and Design, Japan, 2003/04, 2007/03
  • Kyoto Institute of Technology, Graduate School, Division of Engineering and Design Science, Japan, 2007/04, 2009/03
  • Kyoto Institute of Technology, Graduate School, Division of Engineering and Design Science, Japan, 2009/04, 2012/03

Academic Degrees

  • Doctor of Engineering, Kyoto Institute of Technology
  • Master of Engineering, Kyoto Institute of Technology

Research Fields

  • Engineering;Electrical and electronic engineering;Electronic materials / Electric materials

Research Keywords

  • MBE
  • GaAs-based semiconductors
  • quantum wells
  • Semiconductor lasers
  • THz-wave
  • THz-wave

Affiliated Academic Societies

  • Materials Research Society

Educational Activity

Course in Charge

  1. 2019, Graduate Education (Master's Program) , First Semester, Seminar on Applied Quantum Sciences
  2. 2019, Graduate Education (Master's Program) , Second Semester, Seminar on Applied Quantum Sciences
  3. 2019, Graduate Education (Master's Program) , Academic Year, Advanced Study in Quantum Matter I

Research Activities

Academic Papers

  1. Optical readout of hydrogen storage in films of Au and Pd, Optics Express, 25(20), 24081, 2017
  2. (Lecture) Recent advancement of semiconductor materials and devices II: Molecular Beam Epitaxial Growth and Device Application Using This Growth Method, Journal of the Society of Materials Science, Japan in press, 66(2), 185-191, 2017
  3. Effect of thermal annealing on the crystallization of low-temperature-grown In0.42Ga0.58As on InP substrate, Japanese Journal of Applied Physics, 55(11), 110313, 2016
  4. Crystal structure of low-temperature-grown In0.45Ga0.55As on an InP substrate, Journal of Crystal Growth, 425, 99, 2015
  5. Breaking Bullseye's Symmetry for Axial Field Focusing, Journal of Infrared Millimeter and Terahertz Waves, 36(5), 455, 2015
  6. Growth and Annealing Temperature Dependences of Crystal Structure of Low-Temperature-grown InxGa1-xAs on InP Substrate, Journal of the Society of Materials Science, Japan, 64(9), 696, 2015
  7. Quantitative estimation of density of Bi-induced localized states in GaAs1−xBix grown by molecular beam epitaxy, Journal of Crystal Growth, 378, 73, 2013
  8. (Invited paper) Photo-pumped GaAs1-xBix lasing operation with low-temperature-dependent oscillation wavelength, Proceedings of SPIE Novel In-Plane Semiconductor Lasers XI, 8277, 827702, 2012
  9. Deep-Hole Traps in p-Type GaAs1-xBix Grown by Molecular Beam Epitaxy, Japanese Journal of Applied Physics, 50(8), 080203, 2011
  10. Temperature-insensitive photoluminescence emission wavelength in GaAs1-xBix/GaAs multiquantum wells, physica status solidi (c), 8(2), 260, 2011
  11. Growth of GaAs1-xBix/AlyGa1-yAs Multi-Quantum-Well Structures, Japanese Journal of Applied Physics, 49(7), 070211, 2010
  12. Low Temperature Dependence of Oscillation Wavelength in GaAs1-xBix Laser by Photo-Pumping, Applied Physics Express, 3(6), 062201, 2010
  13. Structural investigation of GaAs1-xBix/GaAs multiquantum wells, Applied Physics Letters, 93(13), 131915, 2008
  14. Growth of GaAs1-xBix/GaAs multi-quantum wells by molecular beam epitaxy, physica status solidi (c), 5(9), 2719, 2008

Invited Lecture, Oral Presentation, Poster Presentation

  1. (Late News) Characteristics of biogenic sulfide semiconductor nanomaterials, Yoriko Tominaga, Ryo Shimizu, Sachiko Maki, Makoto Maeda, and Yoshiko Okamura, 2018 Materials Research Society (MRS) Fall Meeting, 2018/11, Without Invitation, Materials Research Society, Boston, MA, USA
  2. (Late News) Solid-phase epitaxial growth of InxGa1-xAs on InP substrate, Yukihiro Horita, Kentaro Hirayama, Yoriko Tominaga, Hitoshi Morioka, Noriaki Ikenaga, Osamu Ueda, 2018 International Conference on Solid State Devices and Materials (SSDM2018), 2018/09, Without Invitation, The Japan Society of Applied Physics, The University of Tokyo
  3. Characterization of CdS nanoparticles formed by marine bacteria, Fumitake Sasaka, Hirokazu Takahashi, Yoriko Tominaga, Yoshiko Okamura, 70th SBJ Annual meeting 2018, The Society for Biotechnology, Japan, 2018/09, Without Invitation, Kansai University
  4. Growth temperature dependence of crystallinity of low-temperature-grown InxGa1-xAs towards fabrication of photoconductive antennas on the basis of defect engineering, Yoriko Tominaga, Yutaka Kadoya, 2018 Materials Research Society (MRS) Spring Meeting, 2018/04, With Invitation, Materials Research Society (MRS), Phoenix, AZ, USA
  5. Crystallinity of biogenic PbS, Ryo Shimizu, Yoriko Tominaga, Sachiko Maki, Makoto Maeda, and Yoshiko Okamura, The 65th JSAP Spring Meeting, 2018, 2018/03, Without Invitation, Waseda University
  6. Crystalline quality of biogenic PbS, Ryo Shimizu, Yoriko Tominaga, Sachiko Maki, Makoto Maeda and Yoshiko Okamura, 36th Electronic Materials Symposium (EMS36th), 2017/11, Without Invitation, Nagahama, Shiga
  7. Formation of amorphous nano-depositions that consisted of selenium and heavy metal by a marine selenate-reducer, Shewanella sp. strain KND-1, Toshifumi Sakaguchi, Seina Tanaka, Yoshiko Okamura, Yoriko Tominaga, Makoto Maeda, 14th International Symposium on biomineralization (BiominXIV), 2017/10, Without Invitation, Tsukuba, Japan
  8. Formation of amorphous bionanospheres contained selenium and heavy metal by a marine microbe capable of reducing selenate under aerobic condition, Toshifumi Sakaguchi, Seina Tanaka, Yoshiko Okamura, Yoriko Tominaga, Makoto Maeda, 2017/09, Without Invitation, Waseda University
  9. Crystallization of low-temperature-grown InxGa1-xAs on InP substrate induced by thermal annealing, Yoriko Tominaga, Yutaka Kadoya, Hitoshi Morioka, and Osamu Ueda, CMOS Emerging Technology Research (CMOSETR2016), 2016/05, With Invitation, Montreal, QC, Canada
  10. Crystalline state of low-temperature-grown InGaAs on InP substrate, Yoriko Tominaga, and Yutaka Kadoya, EMN Meeting on THz 2016, 2016/05, With Invitation, San Sebastian, Spain
  11. Growth temperature dependence of crystalline state of low-temperature-grown InGaAs on InP substrate, Yoriko Tominaga, Yutaka Kadoya, Hitoshi Morioka, and Osamu Ueda, EMN Collaborative Conference on Crystal Growth (3CG2015), 2015/12, With Invitation, Hong Kong
  12. Structural investigation of low-temperature-grown InxGa1-xAs -What happens inside it?-, Yoriko Tominaga, Yutaka Kadoya, Hitoshi Morioka, 5th International Workshop on Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2015), 2015/09, With Invitation, Hsinchu, Taiwan
  13. Crystal Structure of Low-Temperature-Grown In0.45Ga0.55As, Yoriko Tominaga, Yutaka Kadoya, CMOS Emerging Technology Research (CMOSETR2015),, 2015/05, With Invitation, Vancouver, BC, Canada
  14. High-Resolution X-Ray Reciprocal Space Mapping of Low-Temperature-Grown In0.45Ga0.55As on InP substrate, Yoriko Tominaga and Yutaka Kadoya, 2015 Material Research Society (MRS2015) Spring Meeting, 2015/04, Without Invitation, San Francisco, CA, USA
  15. Asymmetric Bull’s Eye Coupler Generating Focused Axial THz Electric Field, Yutaka Kadoya, Damien Armand, Yoshiyuki Hironaka, Syuta Kanazawa, Yoriko Tominaga, Tomoko Tanaka, and Koichiro Tanaka, The 5h International Symposium on Terahertz Nanoscience (TeraNano V), 2014/12, With Invitation, Martinique, France
  16. Coherent and Incoherent Contributions in the Nonlinear Photo‐Excitation of Low‐Temperature‐Grown GaAs THz antenna by 1560 nm Pulses, Yutaka Kadoya, Yuki Tomiyasu, Yoriko Tominaga, 21st International Conference on Applied Electromagnetics and Communications (ICECom2013), Special session on Terahertz Technology and Applications II, 2013/10, With Invitation, Dubrovnik, Croatia
  17. Photo-pumped GaAs1-xBix lasing operation with low-temperature-dependent oscillation wavelength, Yoriko Tominaga, Kunishige Oe, Masahiro Yoshimoto, SPIE Photonics West 2012, Novel In-Plane Semiconductor Lasers XI Conference, 2012/01, With Invitation, San Francisco, CA, USA
  18. Structural evaluation of GaAs1-xBix/AlyGa1-yAs heterojunction interface toward fabrication of GaAs1-xBix laser diode, Takuma Fuyuki, Yoriko Tominaga, Kunishige Oe, and Masahiro Yoshimoto, Colloquium at Fraunhofer IAF, 2011/05, With Invitation, Freiburg, Germany
  19. Lasing in GaAs1-xBix/GaAs thin film cavity by photo-pumping and the low-temperature-dependent oscillation wavelength, Yoriko Tominaga, Takuma Fuyuki, Kunishige Oe, and Masahiro Yoshimoto, Colloquium at Fraunhofer IAF, 2011/05, With Invitation, Freiburg, Germany

Awards

  1. 2018年04月17日, The Young Scientists' Prize, The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, Ministry of Education, Culture, Sports, Science and Technology, 結晶欠陥を活用した発光素子向け新機能発現半導体混晶の研究

External Funds

Acceptance Results of Competitive Funds

  1. The Murata Science Foundation, 2019, 2020
  2. 2019, 2020
  3. 2018, 2020
  4. 2018
  5. 2017, 2018
  6. 2017, 2019
  7. 2017
  8. 2015, 2017
  9. 2015, 2017
  10. KAKENHI, 2015, 2016
  11. 2015
  12. KAKENHI, 2014, 2015
  13. 2014
  14. 2012
  15. KAKENHI, 2009, 2012

Social Activities

History as Committee Members

  1. Steering Committee member of 7th International Workshop on Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2019), 2018/03, Committee of SemiconNano2019
  2. JSMS Planning and Public Relations Committee, 2017/04, 2019/03, JSMS Committee on Semiconductor Electronics