YORIKO TOMINAGA

Last Updated :2024/07/03

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Associate Professor
Web Site
E-mail
ytominaghiroshima-u.ac.jp
Other Contact Details
1-3-1, Kagamiyama, Higashihiroshima, Hiroshima, 739-8530 Japan, Japan
TEL : (+81)82-424-7049 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
  • 2019/04/01, 2020/03/31, Hiroshima University, Graduate School of Advanced Sciences of Matter, Assisitant Professor
  • 2020/04/01, 2021/02/28, Hiroshima University, Graduate School of Advanced Science and Engineering, Assistant Professor
  • 2021/03/01, Hiroshima University, Graduate School of Advanced Science and Engineering, Associate Professor
  • 2021/04/01, 2022/03/31, Osaka University, Graduate School of Engineering, Specially Appointed Associate Professor (Full time, cross appointment)
  • 2022/05/01, Osaka University, Graduate School of Engineering, Specially Appointed Associate Professor (Full time, cross appointment)

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

  • Interdisciplinary science and engineering;Applied physics;Crystal engineering
  • Engineering;Electrical and electronic engineering;Electronic materials / Electric materials

Research Keywords

  • GaAs-based and dilute bismide III-V compound semiconductors
  • MBE
  • quantum wells, quantum dots
  • Semiconductor lasers for optical communication
  • THz-waves
  • Biomineralization

Affiliated Academic Societies

  • Materials Research Society

Educational Activity

Course in Charge

  1. 2024, Liberal Arts Education Program1, 1Term, Introduction to Physics for First-Year Students
  2. 2024, Undergraduate Education, Year, Graduation Thesis
  3. 2024, Graduate Education (Master's Program) , First Semester, Seminar on Electronics A
  4. 2024, Graduate Education (Master's Program) , Second Semester, Seminar on Electronics B
  5. 2024, Graduate Education (Master's Program) , Academic Year, Academic Presentation in Electronics
  6. 2024, Graduate Education (Master's Program) , 1Term, Exercises in Electronics A
  7. 2024, Graduate Education (Master's Program) , 2Term, Exercises in Electronics A
  8. 2024, Graduate Education (Master's Program) , 3Term, Exercises in Electronics B
  9. 2024, Graduate Education (Master's Program) , 4Term, Exercises in Electronics B
  10. 2024, Graduate Education (Master's Program) , 1Term, Introduction of the Electronics
  11. 2024, Graduate Education (Master's Program) , Academic Year, Advanced Study in Quantum Matter
  12. 2024, Graduate Education (Doctoral Program) , Academic Year, Advanced Study in Quantum Matter

Research Activities

Academic Papers

  1. ★, (Our Research) Growth of GaAsBi for the development of photoconductive antennas for terahertz wave detection, Oyo Buturi, 92(10), 617-621, 2023
  2. Characterization of Biogenic PbS Quantum Dots, International Journal of Molecular Sciences, 24(18), 14149, 2023
  3. Temperature-independent lasing wavelength of highly stacked InAs quantum dot laser fabricated on InP(311)B substrate with Bi irradiation, Optics Letters, 48(12), 3287-3290, 2023
  4. Heme protein identified from scaly-foot gastropod can synthesize pyrite (FeS2) nanoparticles, Acta Biomaterialia, 162, 110, 2023
  5. ★, Structural evaluation of GaAs1−xBix obtained by solid-phase epitaxial growth of amorphous GaAs1−xBix thin films deposited on (001) GaAs substrates, Journal of Crystal Growth, 601, 126945, 2023
  6. ★, Crystalline quality of GaAs1−xBix grown below 250oC using molecular beam epitaxy, Applied Physics Express, 15, 045504, 2022
  7. Growth of InPBi on InP(311)B substrate by molecular beam epitaxy, Physica Status Solidi A: applications and materials science, 219, 2100411, 2022
  8. Structural evaluation of low-temperature-grown InGaAs crystals on (0 0 1) InP substrates, Journal of Crystal Growth, 548, 125852, 2020
  9. ★, Crystalline quality of low-temperature-grown InxGa1−xAs coherently grown on InP(0 0 1) substrate, Journal of Crystal Growth, 544, 125703, 2020
  10. Optical readout of hydrogen storage in films of Au and Pd, Optics Express, 25(20), 24081, 2017
  11. ★, (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
  12. ★, 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
  13. ★, Crystal structure of low-temperature-grown In0.45Ga0.55As on an InP substrate, Journal of Crystal Growth, 425, 99, 2015
  14. Breaking Bullseye's Symmetry for Axial Field Focusing, Journal of Infrared Millimeter and Terahertz Waves, 36(5), 455, 2015
  15. 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
  16. Quantitative estimation of density of Bi-induced localized states in GaAs1−xBix grown by molecular beam epitaxy, Journal of Crystal Growth, 378, 73, 2013
  17. (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
  18. Deep-Hole Traps in p-Type GaAs1-xBix Grown by Molecular Beam Epitaxy, Japanese Journal of Applied Physics, 50(8), 080203, 2011
  19. Temperature-insensitive photoluminescence emission wavelength in GaAs1-xBix/GaAs multiquantum wells, physica status solidi (c), 8(2), 260, 2011
  20. Growth of GaAs1-xBix/AlyGa1-yAs Multi-Quantum-Well Structures, Japanese Journal of Applied Physics, 49(7), 070211, 2010
  21. ★, Low Temperature Dependence of Oscillation Wavelength in GaAs1-xBix Laser by Photo-Pumping, Applied Physics Express, 3(6), 062201, 2010
  22. ★, Structural investigation of GaAs1-xBix/GaAs multiquantum wells, Applied Physics Letters, 93(13), 131915, 2008
  23. 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. Control of point defects in low-temperature grown Bi-based III-V compound semiconductors -- Toward the development of a THz-band inspection system for 6G --, Yoriko Tominaga, Conference of Technical Committee on Smart Info-Media Systems (SIS), IEICE, 2024/06, With Invitation, Japanese, SIS, IEICE, Hiroshima Univ./Online
  2. Improvement of luminescence intensity of Bi / III-V semiconductor MQW structure grown on InP(311)B substrate, Masafumi Takioto, Ikuya Yoshimura, Satoshi Yanase, Kouichi Akahane, Atsushi Matsumoto, Toshimasa Umezawa, Naokatsu Yamamoto, Yoriko Tominaga, Tomohiro Maeda, and Hideyuki Sotobayashi, Compound Semiconductor Week 2024 (CSW2024), 2024/06, Without Invitation, English, CSW, Lund, Sweden
  3. Recovery of Constituent Elements and Crystal Growth of Compound Semiconductors using Marine Bacteria, Yoriko Tominaga, Yoshiko Okamura, 2024 International Conference on Compound Semiconductor Manufacturing Technology (CS MANTECH2024), 2024/05, With Invitation, English, CS MANTECH, Tucson, Arizona, USA
  4. X-ray fluorescence holography of low-temperature-grown GaAs1-xBix, Yoriko Tominaga, Koji Kimura, Seiya Saito, Minato Harada, Yusaku Kozai, Fumitaro Ishikawa, Naohisa Happo, and Kouichi Hayashi, International conference on complex orders in condensed matter: aperiodic order, local order, electronic order, hidden order, 2023/09, Without Invitation, English, Evian-les-Bains, France
  5. Temperature Dependence of Emission Wavelength in Highly-stacked Quantum Dot Laser Fabricated on InP(311)B Substrate with Bi Atom Irradiation, Satoshi Yanase, Kouichi Akahane, Atsushi Matsumoto, Toshimasa Umezawa, Naokatsu Yamamoto, Yoriko Tominaga, Atsushi Kanno, Tomohiro Maeda, and Hideyuki Sotobayashi, The 70th JSAP Spring Meeting 2023, 2023/03, Without Invitation, Japanese, The Japan Society of Applied Physics, Sophia University / Online
  6. Structural evaluation of GaAs1-xBix thin film on (001)GaAs substrate (II) TEM evaluation of defects in GaAs1-xBix thin film obtained by solid-phase epitaxy, Osamu Ueda, Noriaki Ikenaga, Yukihiro Horita, Yuto Takagaki, Fumitaka Nishiyama, Mitsuki Yukimune, Fumitaro Ishikawa, and Yoriko Tominaga, The 70th JSAP Spring Meeting 2023, 2023/03, Without Invitation, Japanese, The Japan Society of Applied Physics, Sophia University / Online
  7. Structural evaluation of GaAs1-xBix thin film on (001)GaAs substrate (I) TEM evaluation of defects in annealed LTG-GaAs1-xBix thin film, Osamu Ueda, Noriaki Ikenaga, Yukihiro Horita, Yuto Takagaki, Fumitaka Nishiyama, Mitsuki Yukimune, Fumitaro Ishikawa, and Yoriko Tominaga, The 70th JSAP Spring Meeting 2023, 2023/03, Without Invitation, Japanese, The Japan Society of Applied Physics, Sophia University / Online
  8. Optoelectrical Characterization of Low-Temperature-MBE-Grown GaAsBi Layers, Minato Umeda, Hiroki Imabayashi, Kenji Shiojima, Tatsuya Umenishi, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, and Osamu Ueda, The 70th JSAP Spring Meeting 2023, 2023/03, Without Invitation, Japanese, The Japan Society of Applied Physics, Sophia University / Online
  9. Fabrication of ultra-low-density InAs quantum dots on InP(311)B substrates for telecom-band single-photon sources, Kouichi Akahane, Kiyora Kaneki, Atsushi Matsumoto, Toshimasa Umezawa, Naokatsu Yamamoto, Tomohiro Maeda, Hideyuki Sotobayashi, Yoriko Tominaga, and Atsushi Kanno, SPIE Photonics West 2023, SPIE OPTO, 2023/01, Without Invitation, English, San Francisco, California, United States
  10. Recovery of In, Ga, and As by marine bacteria, Ami Mukuki, Takumi Konishi, Yoshiko Okamura, and Yoriko Tominaga, The 41st Electronic Materials Symposium (EMS-41), 2022/10, Without Invitation, Japanese, Kashihara, Nara, Japan
  11. Photoelectrical Characterization of Low-Temperature-MBE-Grown GaAsBi Layers, Hiroki Imabayashi, Minato Umeda, Kenji Shiojima, Tatsuya Umenishi, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, and Osamu Ueda, The 42nd Electronic Materials Symposium (EMS-42), 2023/10, Without Invitation, Japanese, Kashihara, Nara, Japan
  12. Crystallographic characterization of low-temperature-grown GaAsBi using X-ray fluorescence holography, Yusaku Kozai, Kouji Kimura, Tatsuya Umenishi, Seiya Saito, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, Naohisa Happo, and Kouichi Hayashi, The 42nd Electronic Materials Symposium (EMS-42), 2023/10, Without Invitation, Japanese, Kashihara, Nara, Japan
  13. Dependence of optical signal response time on Bi content in low-temperature-grown GaAs1-xBix, Seiya Saito, Tatsuya Umenishi, Minato Harada, Yusaku Kozai, Mitsuki Yukimune, Fumitaro Ishikawa, and Osamu Kojima, The 41st Electronic Materials Symposium (EMS-41), 2022/10, Without Invitation, Japanese, Kashihara, Nara, Japan
  14. Internal Photoemission Characterization for Low-Temperature-Grown GaAsBi Layers, Hiroki Imabayashi, Minato Umeda, Kenji Shiojima, Tatsuya Umenishi, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, and Osamu Ueda, Advanced Metallization Conference 2022, 31st Asian Session (ADMETA plus), 2022/10, Without Invitation, English, The University of Tokyo / Online, (The first author received ADMETA plus 2022 Poster Award)
  15. V/III atomic ratio during molecular beam epitaxial growth of dilute bismide III-V compound semiconductors at low temperatures, Yoriko Tominaga, The 5th International Union of Materials Research Societies International Conference of Young Researchers on Advanced Materials (IUMRS-ICYRAM2022), 2022/08, Without Invitation, English, Kyushu University, Fukuoka, Japan / Online
  16. Thin-Film Crystalline and Spherical Nanocrystalline Biogenic PbS, Takumi Konishi, Tomoya Murakami, Yoshiko Okamura, and Yoriko Tominaga, 2022 Materials Research Society (MRS) Spring Meeting, 2022/05, Without Invitation, English, Materials Research Society, Honolulu, Hawaii, USA
  17. Growth of InGaAsPBi on InP(311)B substrate, Kouichi Akahane, Atsushi Matsumoto, Toshimasa Umezawa, Naokatsu Yamamoto, Yoriko Tominaga, Atsushi Kanno, The 69th JSAP Spring Meeting 2021, 2022/03, Without Invitation, Japanese, The Japan Society of Applied Physics, Aoyama Gakuin University / Online
  18. Molecular beam epitaxial growth of dilute bismide III-V compound semiconductors at low temperatures, Yoriko Tominaga, Online physics colloquium at Research Center for Physics Indonesia Institute of Sciences, 2021/10, With Invitation, English, Jakarta Pusat, Indonesia / Online
  19. Technique for synthesis of compound semiconductors using marine bacteria (in Japanese), Yoriko Tominaga, 2021/10, Without Invitation, Japanese, Japan Science and Technology Agency, Online
  20. Analysis of hopping conduction mechanism in low-temperature-grown GaAs1-xBix, Minato Harada, Tatsuya Umenishi, Yusaku Kozai, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, Yasutomo Kajikawa, The 83rd JSAP Autumn Meeting 2022, 2022/09, Without Invitation, Japanese, The Japan Society of Applied Physics, Tohoku University
  21. Surface segregation of Bi atoms in InAs-based QDs, Yuki Okamura, Shotaro Fujino, Ryuki Yokote, Kenta Yoshioka, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, Shohei Hayashi, Kouichi Akahane, The 82nd JSAP Autumn Meeting 2021, 2021/09, Without Invitation, Japanese, The Japan Society of Applied Physics, Online
  22. MBE growth condition towards realization of InAs1-xBix/GaAs QDs, Kenta Yoshioka, Ryuki Yokote, Yuki Okamura, Shotaro Fujino, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, Shohei Hayashi, Kouichi Akahane, The 82nd JSAP Autumn Meeting 2021, 2021/09, Without Invitation, Japanese, The Japan Society of Applied Physics, Online
  23. Growth of ultra-low density of InAs quantum dot on InP(311)B substrates, Kouichi Akahane, Kiyora Kaneki, Atsushi Matsumoto, Toshimasa Umezawa, Naokatsu Yamamoto, Tomohiro Maeda, Hideyuki Sotobayashi, Yoriko Tominaga, Atsushi Kanno, The 83rd JSAP Autumn Meeting 2022, 2022/09, Without Invitation, Japanese, The Japan Society of Applied Physics, Tohoku University
  24. Surfactant effect of Bi during InAs quantum dot growth on InP(311)B substrate, Kouichi Akahane, Atsushi Matsumoto, Toshimasa Umezawa, Naokatsu Yamamoto, Yoriko Tominaga, Atsushi Kanno, The 82nd JSAP Autumn Meeting 2021, 2021/09, Without Invitation, Japanese, The Japan Society of Applied Physics, Online
  25. Growth condition for low-temperature-grown GaAs1-xBixon the basis of the Langmuir adsorption model, Tatsuya Umenishi, Yuto Takagaki, Yoriko Tominaga, Mitsuki Yukimune, Fumitaro Ishikawa, The 82nd JSAP Autumn Meeting 2021, 2021/09, Without Invitation, Japanese, The Japan Society of Applied Physics, Online
  26. Surfactant effect of Bi during InAs quantum dot growth on InP(311)B substrates by molecular beam epitaxy, Kouichi Akahane, Atsushi Matsumoto, Toshimasa Umezawa, Naokatsu Yamamoto, Yoriko Tominaga, Atsushi Kanno, 21st International Conference on Molecular Beam Epitaxy (21st ICMBE), 2021/09, Without Invitation, English, Puerto Vallarta, Mexico / Online
  27. Molecular beam epitaxial growth of III-V-bismide semiconductors at low temperatures toward terahertz and optical device applications, Yoriko Tominaga, Fumitaro Ishikawa, and Kouichi Akahane, 8th International Workshop Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2021), 2021/09, With Invitation, English, Milano, Italy / Online
  28. Growth of InPBi on InP(311)B substrate by molecular beam epitaxy, Kouichi Akahane, Atsushi Matsumoto, Toshimasa Umezawa, Yoriko Tominaga, and Naokatsu Yamamoto, Compound Semiconductor Week 2021 (CSW2021), 2021/05, Without Invitation, English, CSW, Online
  29. Control of GaBi molar fraction of GaAs1-xBix grown at low temperatures, Yoriko Tominaga, Tatsuya Umenishi, Yuto Takagaki, Mitsuki Yukimune, Fumitaro Ishikawa, The 68st JSAP Spring Meeting 2021, 2021/03, Without Invitation, Japanese, The Japan Society of Applied Physics, On-line
  30. Growth of Bismide compound semiconductor on InP(311)B substrate, Kouichi Akahane, Atsushi Matsumoto, Toshimasa Umezawa, Yoriko Tominaga, Naokatsu Yamamoto, The 68st JSAP Spring Meeting 2021, 2021/03, Without Invitation, Japanese, The Japan Society of Applied Physics, On-line
  31. Removal of impurities from compound semiconductors synthesized by bacteria, Yoriko Tominaga, Takumi Konishi, Tomoya Murakami, Yoshiko Okamura, Symposium: Engineering Crystal Habit: Toward a new crystal science designed by controlling polymorphism and microstructure, The 68st JSAP Spring Meeting 2021, 2021/03, Without Invitation, Japanese, The Japan Society of Applied Physics, On-line
  32. Molecular beam epitaxial growth of GaAs1-xBix at low temperatures, Yoriko Tominaga, Yukihiro Horita, Yuto Takagaki, Tatsuya Umenishi, Mitsuki Yukimune, Fumitaro Ishikawa, The 8th Asian Conference on Crystal Growth and Crystal Technology (CGCT-8), 2021/03, Without Invitation, English, CGCT, Online
  33. Crystal growth of compound semiconductors using bacteria in ensemble environment and characteristics of the biogenic semiconductors, Yoriko Tominaga, Yoshiko Okamura, Symposium: Novel Function and Technology Based on Ensemble Phenomenon, The 81st JSAP Autumn Meeting 2020, 2020/09, With Invitation, Japanese, The Japan Society of Applied Physics, On-line
  34. Biogenic crystal growth techniques for compound semiconductors, Yoriko Tominaga, Hirokazu Takahashi, Yoshiko Okamura, Symposium: Science of Ensemble Phenomenon ~Emergence of Novel Functions and Applications by Harmonization of Complex-States~, The 67th JSAP Spring Meeting 2020, 2020/03, With Invitation, Japanese, Sophia University
  35. Crystallinity of biogenic compound semiconductors, Yoriko Tominaga, Yoshiko Okamua, Marine Biotechnology Conference 2019, 2019/09, With Invitation, English, Shizuoka, Japan
  36. (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, English, Materials Research Society, Boston, MA, USA
  37. Characteristics of biogenic PbS towards future fabrication of biogenic semiconductor devices, Yoriko Tominaga, Ryo Shimizu, Sachiko Maki, Makoto Maeda, Yoshiko Okamura, The 3rd International Symposium on Biomedical Engineering, 2018/11, Without Invitation, English, Hiroshima, Japan
  38. (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, English, The Japan Society of Applied Physics, The University of Tokyo
  39. 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, Japanese, Kansai University
  40. 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, English, Materials Research Society (MRS), Phoenix, AZ, USA
  41. 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, Japanese, Waseda University
  42. 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, Japanese, Nagahama, Shiga
  43. 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, English, Tsukuba, Japan
  44. 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, Japanese, Waseda University
  45. 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, English, Montreal, QC, Canada
  46. Crystalline state of low-temperature-grown InGaAs on InP substrate, Yoriko Tominaga, and Yutaka Kadoya, EMN Meeting on THz 2016, 2016/05, With Invitation, English, San Sebastian, Spain
  47. 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, English, Hong Kong
  48. 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, English, Hsinchu, Taiwan
  49. Crystal Structure of Low-Temperature-Grown In0.45Ga0.55As, Yoriko Tominaga, Yutaka Kadoya, CMOS Emerging Technology Research (CMOSETR2015),, 2015/05, With Invitation, English, Vancouver, BC, Canada
  50. 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, English, San Francisco, CA, USA
  51. 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, English, Martinique, France
  52. 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, English, Dubrovnik, Croatia
  53. 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, English, San Francisco, CA, USA
  54. 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, English, Freiburg, Germany
  55. 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, English, Freiburg, Germany

Awards

  1. 2023/10/12, ADMETA Poster Award 2022, ADMETA plus 2022 General chair, Interenal Photoemission Characterization for Low-Temperature-Grown GaAsBi Layers
  2. 2018/04/17, 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

Works, etc.

  1. 第7回 JSAP Photo&Illustration Contest (Science as Art) 最優秀賞 "THzTHz -てふてふ-", Yoriko Tominaga, Shingo Hirose, Yutaka Kadoya, Osamu Ueda, 2016/03, 2016/03, Best Photo Award, The 7th JSAP Photo & Illustration Contest at the 63rd JSAP Spring Meeting, Artistic Activity

External Funds

Acceptance Results of Competitive Funds

  1. 2023
  2. 2023, 2024
  3. Fusion Oriented Research for disruptive Science and Technology, 2022, 2024
  4. 2021, 2024
  5. 2021, 2022
  6. 2021, 2022
  7. 2021, 2023
  8. 2021, 2023
  9. 2021, 2023
  10. 2021
  11. 2020
  12. The Murata Science Foundation, 2019, 2020
  13. 2019, 2020
  14. 2018, 2020
  15. 2018
  16. 2017, 2018
  17. 2017, 2019
  18. 2017
  19. 2015, 2017
  20. 2015, 2017
  21. KAKENHI, 2015, 2016
  22. 2015
  23. KAKENHI, 2014, 2015
  24. 2014
  25. 2012
  26. KAKENHI, 2009, 2012

Social Activities

History as Committee Members

  1. Director of the Japan Society of Applied Physics, 2024/03, The Japan Society of Applied Physics
  2. Technical Program Subcommittee Chair: MBE Fundamentals, Innovations, and Production, 2023/08, The 23rd International Conference on Molecular-Beam Epitaxy (ICMBE2024)
  3. Executive committee members for Nanocrystalline Materials and Epitaxial Growth Division, 2022/04, The Japanese Association for Crystal Growth
  4. Member of Science Council of Japan, 2020/10, Science Council of Japan
  5. The Japan Society of Applied Physics, 2022/04, 2024/03, The Japan Society of Applied Physics
  6. Editor, 2022/04, The Japanese Association for Crystal Growth
  7. Lead Organizer of Symposium SB10:Complex States in the Observation, Control and Utilization of Biomimetic Functionalities From Fundamentals to Applications in 2022 MRS Spring Meeting, 2021/05, 2022/07, Materials Research Society (MRS) / Joint symposium with Japan Society of Applied Physics (JSAP)
  8. Young chairperson member of organizing committee of the 5th International Union of Materials Research Societies International Conference of Young Researchers on Advanced Materials (IUMRS-ICYRAM2022), 2021/01, 2022/10, IUMRS-ICYRAM2022
  9. JSAP Annual Meeting Program Committee, 2020/11, Japan Society of Applied Physics
  10. Editor of OYO BUTURI (Membership Journal), 2019/04, 2021/03, Japan Society of Applied Physics
  11. Steering Committee member of 7th International Workshop on Epitaxial Growth and Fundamental Properties of Semiconductor Nanostructures (SemiconNano2019), 2018/03, 2019/09, Committee of SemiconNano2019
  12. JSMS Planning and Public Relations Committee, 2017/04, 2019/03, JSMS Committee on Semiconductor Electronics

Other Social Contributions

  1. Hiroshima University - Micron Scholarships for Female students of Master's and Doctorate courses from the science and technology fields, 2021/09, Lecturer, Lecture, Graduate students