Original Papers Reviews & Books Proceedings Conference (Int.) Conference (Dom.)

  1. [Plenary] "Structural and Electronic Properties of Crystalline Molecular Semiconductors"
    Yasuo Nakayama
    The 2nd Undergraduate Research Symposium of Technology (URSTech2025); Belihuloya, Sri Lanka, Apr./3/2025.

  2. "Interface Electronic States of Epitaxially-grown C60 on Dinaphtho[2,3-b:2',3'-f]thieno[3,2-b]thiophene Single Crystals"
    Yasuo Nakayama, Tomoya Tasaki, Yuya Baba, Taisei Yamada, Kazuhide Kikuchi, Tatsuhiro Koda, Kaname Yamauchi, Hiroyuki Hattori, Kazuhiko Mase, Kenichi Ozawa
    Tenth International Symposium on Surface Science (ISSS10); Kita-kushu, Japan, Oct./24/2024. (Poster 5P12)

  3. [Invited] "Well-crystallized epitaxial thin films of molecular semiconductors on organic semiconductor single crystals (II)"
    Yasuo Nakayama
    The 10th International Conference on Technological Advances of Thin Films & Surface Coatings (ThinFilms2024); Singapore, Jul./18/2024. (Oral OEP10350)

  4. "Experimental Observation of Valence Band Dispersion in 2-n-Octyl-[1]benzothieno[3,2-b]naphtho[2,3-b]thiophene (2-C8-BTNT) Crystals"
    Tomoya Tasaki, Satoru Inoue, Kazuhide Kikuchi, Hiroyuki Hattori, Tatsuo Hasegawa, Yasuo Nakayama
    Eleventh international conference on molecular electronics and bioelectronics (M&BE11); Matsue, Japan, Jun./21/2024. (Poster AP2-01)
    M&BE Student Poster Award

  5. "Vibrational Measurements on Single-Crystal Organic Semiconductors by a Linearly-Polarized Synchrotron Radiation Infrared Light Source"
    Yasuo Nakayama, Kaname Yamauchi, Junnosuke Miyamoto, Yuya Baba, Hiroyuki Hattori, Kiyohisa Tanaka
    Eleventh international conference on molecular electronics and bioelectronics (M&BE11); Matsue, Japan, Jun./19/2024. (Poster AP1-15)

  6. "Angle-Resolved Photoluminescence Measurements of Rubrene Single Crystals to Study the Exciton Energy Dispersion"
    Shunki Kobayashi, Yasuo Nakayama, Takuya Hosokai
    241st ECS Meeting; Vancouver, Canada + Online, Jun./1/2022. (Poster B07-0936)

  7. [Invited] "Epitaxial Organic Molecular Interfaces as Well-ordered Model Systems for Molecular Semiconductor p-n Junctions for Optoelectronic Applications"
    Yasuo Nakayama
    241st ECS Meeting; Vancouver, Canada + Online, May/30/2022. (Oral B07-0907)

  8. "Angle-resolved Electron Energy-loss Measurements on the Single Crystal Surface of an Organic Semiconductor Pentacene"
    Yasuo Nakayama, Francois C. Bocquet, Ryohei Tsuruta, Serguei Soubatch, F. Stefan Tautz
    The 9th International Symposium on Surface Science and Nanotechnology (ISSS-9); Online, Nov./29/2021. (Oral 29pC-8)

  9. "H2O-iduced Crystallization of Organic Luminescent Thin Films by Direct Film Storage in a High Vacuum"
    Taiyo Nakanishi, Akinori Honda, Kouki Akaike, Ryohei Tsuruta, Hiroshi Itoh, Hajime Nakanotani,, Yasuo Nakayama, Takuya Hosokai
    The 10th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA-X); Kashiwa (Japan) + Online, Oct./27/2021. (Poster P-18)

  10. "Crystal structures of pentacene thin films grown on the epitaxial C60 on the single crystal rubrene"
    Gota Endo, Ryohei Tsuruta, Yuki Gunjo, Daichi Someya, Kohei Kasamatsu, Kosei Ito, Tomoyuki Koganezawa, Yasuo Nakayama
    The 10th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA-X); Kashiwa (Japan) + Online, Oct./27/2021. (Poster P-17)

  11. "Crystal Structure of C70 Fullerene on Organic Single Crystals"
    Ryohei Tsuruta, Tomohiro Kitano, Masato Iwasawa, Tomoyuki Koganezawa, Takuya Hosokai, Yoichi Yamada, Yasuo Nakayama
    The 10th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA-X); Kashiwa (Japan) + Online, Oct./27/2021. (Poster P-16)

  12. "Interface Structures and Electronic States of Tetraaza-acenes on Single Crystal Pentacene"
    Yuki Gunjo, Hajime Kamebuchi, Kazuhiko Mase, Kaname Kanai, Tomoyuki Koganezawa, Makoto Tadokoro, Yasuo Nakayama
    The 10th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA-X); Kashiwa (Japan) + Online, Oct./26/2021. (Poster P-12)

  13. "Exciton Energy-momentum Dispersion in the Single Crystal Pentacene Probed by Low-energy Angle-resolved Electron Energy-loss Spectroscopy"
    Yasuo Nakayama, Francois C. Bocquet, Ryohei Tsuruta, Serguei Soubatch, F. Stefan Tautz
    The 10th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA-X); Kashiwa (Japan) + Online, Oct./26/2021. (Oral O-9)

  14. "Development of High-Throughput Subnanosecond Time-Resolved Photoluminescence Spectrometer"
    Minori Furukori, Yasushi Nagamune, Yasuo Nakayama, Takuya Hosokai
    The 13th Asian Conference on Organic Electronics (A-COE 2021); Online, Sep./3/2021. (Poster PA-03)

  15. [Invited] "Physicochemical properties of epitaxially-grown well-defined molecular heterojunctions built on an organic semiconductor pentacene"
    Yasuo Nakayama
    The Asia Pacific Society for Materials Research (APSMR) 2021 Annual Meeting; Online, Aug./21/2021. (Oral 15)

  16. "A study of influencing factors of TADF emission in organic molecules"
    Shuhei Santou, Yasuo Nakayama, Takuya Hosokai
    7th International Conference of Sabaragamuwa University of Sri Lanka (ICSUSL2019); Belihuloya, Sri Lanka, Nov./14/2019. (Poster FTP-02)

  17. "Measurements of valence electronic structure of the dinaphtho[2,3-b:2’,3’-f]thieno[3,2-b]thiophene single crystal"
    Riku Takeuchi, Seiichiro Izawa, Ryohei Tsuruta, Takuma Yamaguchi, Matthias Meissner, Soichiro Yamanaka, Masaki Iwashita, Ko Tomami, Shin-ichiro Ideta, Kiyohisa Tanaka, Satoshi Kera, Masahiro Hiramoto, Yasuo Nakayama
    Tenth international conference on molecular electronics and bioelectronics (M&BE10); Nara, Japan, Jun./25/2019. (Poster CP1-22)

  18. "Epitaxial organic semiconductor heterojunctions built on molecular single crystals: crystallographic and electronic structures"
    Ryohei Tsuruta, Naoki Moriya, Masataka Hikasa, Metthias Meissner, Takuma Yamaguchi, Yuta Mizuno, Toshiyasu Suzuki, Tomoyuki Koganezawa, Takuya Hosokai, Takahiro Ueba, Satoshi Kera, Yasuo Nakayama
    Tenth international conference on molecular electronics and bioelectronics (M&BE10); Nara, Japan, Jun./25/2019. (Poster AP1-05)

  19. [Invited] "Heteroepitaxial growth of organic pn junction on organic single crystals"
    Ryohei Tsuruta, Masato Iwasawa, Tomoyuki Koganezawa, Takuya Hosokai, Yoichi Yamada, Yasuo Nakayama
    The EMN Meeting on Epitaxy 2019; Amsterdam, Netherlands, Jun./19/2019. (A37)

  20. "Fullerene epitaxial growth on various organic single crystals"
    Ryohei Tsuruta, Masato Iwasawa, Takuya Hosokai, Tomoyuki Koganezawa, Yoichi Yamada, Yasuo Nakayama
    14th International Symposium on Functional π-Electron Systems (Fπ14); Berlin, Germany, Jun./4/2019. (Poster)

  21. "Valence band dispersion of epitaxial perfluoropentacene on pentacene single crystals"
    Yasuo Nakayama, Ryohei Tsuruta, Naoki Moriya, Masataka Hikasa, Matthias Meissner, Takuma Yamaguchi, Yuta Mizuno, Toshiyasu Suzuki, Tomoyuki Koganezawa, Takuya Hosokai, Takahiro Ueba, Satoshi Kera
    14th International Symposium on Functional π-Electron Systems (Fπ14); Berlin, Germany, Jun./4/2019. (Oral)

  22. "Epitaxial growth of pn heterointerface on organic single crystals"
    Ryohei Tsuruta, Yuta Mizuno, Masaki Iwashita, Kana Takahashi, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    The first international Workshop on Momentum Microscopy & Spectroscopy for Materials Science; Okazaki, Japan, Feb./22/2019. (Poster)

  23. "Structural and electronic characterization on organic semiconductor homojunctions"
    Koki Yoshida, Ryohei Tsuruta, Masataka Hikasa, Soichiro Yamanaka, Masaki Iwashita, Ko Tonami, Tomoyuki Koganezawa, Takuya Hosokai, Mitsuru Kikuchi, Seiichiro Izawa, Masahiro Hiramoto, Yasuo Nakayama
    The 9th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA9); Schluchsee, Germany, Oct./24/2018. (Poster 47)

  24. "Epitaxial Growth of Organic pn Heterojunctions"
    Ryohei Tsuruta, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    The 9th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA9); Schluchsee, Germany, Oct./24/2018. (Poster 37)

  25. [Invited] "Structural and electronic characterization of well-defined molecular interfaces"
    Yasuo Nakayama
    The 9th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA9); Schluchsee, Germany, Oct./24/2018.

  26. [Invited] "Well-crystallized epitaxial thin films of molecular semiconductors on organic semiconductor single crystals"
    Ryohei Tsuruta, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    The 9th International Conference on Technological Advances of Thin Films & Surface Coatings (ThinFilms2018); Shenzhen, China, Jul./19/2018. (Oral OEP9678)

  27. "Intrinsic Electronic Structures of the Single Crystal Pentacene"
    Masataka Hikasa, Koki Yoshida, Matthias Meissner, Mimi Murata, Yuta Mizuno, Keiichirou Yonezawa, Kazuhiko Mase, Shinichiro Ideta, Kiyohisa Tanaka, Nobuo Ueno, Takahiro Ueba, Satoshi Kera, Yasuo Nakayama
    Materials Research Society 2017 Fall Meeting; Boston (USA), 2017/11/28. (Oral EM01.05.07)

  28. "Epitaxial Growth of C60 on Organic Single Crystal Substrates"
    Ryohei Tsuruta, Yuta Togami, Kento Imai, Yuta Mizuno, Soichiro Yamanaka, Koki Yoshida, Toshiaki Mori, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    The 27th Photovoltaic Science and Engineering Conference (PVSEC-27); Ohtsu (Japan), 2017/11/16. (Poster 4ThPo)

  29. "Valence Bands Measurements on Pentacene Single Crystals with Reduced Influence of Surface Oxidation"
    Masataka Hikasa, Koki Yoshida, Takahiro Ueba, Keiichirou Yonezawa, Matthias Meissner, Satoshi Kera, Yasuo Nakayama
    The 9th International Workshop on Electronic Structure and Processes at Molecular-based Interfaces (ESPMI 9); Singapore (Singapore), 2017/11/8. (Poster P028)

  30. "Valence Electronic Structures of the CH3NH3PbI3 Single Crystal"
    Soichiro Yamanaka, Ko Tonami, Masataka Hikasa, Ryohei Tsuruta, Koki Yoshida, Kazuhiko Mase, Shinichiro Ideta, Kiyohisa Tanaka, Koji Yamada, Hiroyuki Yoshida, Yasuo Nakayama
    The 9th International Workshop on Electronic Structure and Processes at Molecular-based Interfaces (ESPMI 9); Singapore (Singapore), 2017/11/8. (Poster P027)
    ACS Nano Poster Prize

  31. "Epitaxial Heterojunctions of Molecular Semiconductors"
    Ryohei Tsuruta, Yuta Mizuno, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    The 9th International Workshop on Electronic Structure and Processes at Molecular-based Interfaces (ESPMI 9); Singapore (Singapore), 2017/11/8. (Poster P026)

  32. "Electronic Structures of Methylammonium Lead Trihalide Single Crystals Probed by X-ray and Ultraviolet Photoemission"
    Soichiro Yamanaka, Ko Tonami, Masataka Hikasa, Ryohei Tsuruta, Koki Yoshida, Kazuhiko Mase, Shinichiro Ideta, Kiyohisa Tanaka, Koji Yamada, Hiroyuki Yoshida, Yasuo Nakayama
    The 8th International Symposium on Surface Science and Nanotechnology (ISSS-8); Tsukuba (Japan), 2017/10/26. (Oral 4pE2)

  33. "C60 Overlayer Epitaxially Grows on Rubrene Single Crystal"
    Ryohei Tsuruta, Yuta Togami, Kento Imai, Yuta Mizuno, Soichiro Yamanaka, Toshiaki Mori, Koki Yoshida, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    The 8th International Symposium on Surface Science and Nanotechnology (ISSS-8); Tsukuba (Japan), 2017/10/25. (Poster 3PA-78)

  34. "Epitaxial growth of fullerene on the organic single crystal"
    Ryohei Tsuruta, Yuta Mizuno, Yuta Togami, Soichiro Yamanaka, Toshiaki Mori, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    33rd European Conference on Surface Science (ECOSS33), Szeged (Hungary), 2017/8/31. (Poster Thu-PS2-35)

  35. "Valence Band Structures of the Single Crystal Pentacene"
    Masataka Hikasa, Koki Yoshida, Mimi Murata, Yuta Mizuno, Shinichiro Ideta, Kiyohisa Tanaka, Nobuo Ueno, Takahiro Ueba, Satoshi Kera, Yasuo Nakayama
    33rd European Conference on Surface Science (ECOSS33), Szeged (Hungary), 2017/8/30. (Oral Wed-11:40-O-BAND)

  36. "Surface crystallographic structures of nano-cellulose films and adlayers of pentacene"
    Toshiaki Mori, Ryohei Tsuruta, Soichiro Yamanaka, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    Nineth international conference on molecular electronics and bioelectronics, Kanazawa (Japan), 2017/6/26. (Poster P-T5-006)

  37. "Epitaxial grows of C60 Overlayer on Rubrene Single Crystal"
    Ryohei Tsuruta, Yuta Mizuno, Yuta Togami, Shingo Matsuyama, Soichiro Yamanaka, Toshiaki Mori, Tomoyuki Koganezawa, Takuya Hosokai, Yasuo Nakayama
    Nineth international conference on molecular electronics and bioelectronics, Kanazawa (Japan), 2017/6/26. (Poster P-T5-005)

  38. "Depth distribution of the chemical composition and electronic structures of the CH3NH3PbI3 thin films and the hole-extracting interfaces"
    Soichiro Yamanaka, Kei Hayakawa, Tomoya Sato, Ryohei Tsuruta, Kazuhiko Mase, Ludmila Cojocaru, Satoshi Uchida, Yasuo Nakayama
    Nineth international conference on molecular electronics and bioelectronics, Kanazawa (Japan), 2017/6/26. (Poster P-T5-004)

  39. "Valence Band Structures of the Pentacene Single Crystal"
    Masataka Hikasa, Yuta Mizuno, Shinichiro Ideta, Kiyohisa Tanaka, Hisao Ishii, Yasuo Nakayama
    The 8th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA8); Okazaki, Japan, Nov./23/2016. (Poster P09)

  40. "Improved Crystallinity of Epitaxial C60 on Pentacene Single Crystal"
    Ryohei Tsuruta, Yuta Mizuno, Takuya Hosokai, Tomoyuki Koganezawa, Hisao Ishii, Yasuo Nakayama
    The 8th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA8); Okazaki, Japan, Nov./23/2016. (Poster P07)

  41. "Depth distribution of the chemical states and electronic structures of CH3NH3PbI3 thin films studied by the excitation energy dependent XPS"
    Soichiro Yamanaka, Kei Hayakawa, Tomoya Sato, Ryohei Tsuruta, Kazuhiko Mase, Ludmila Cojocaru, Satoshi Uchida, Yasuo Nakayama
    The 8th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA8); Okazaki, Japan, Nov./23/2016. (Poster P05)

  42. [Invited] "Functional Organic and Organic-Inorganic-Hybrid Materials Studied by Excitation Energy Dependence of the X-ray Photoelectron Spectroscopy"
    Yasuo Nakayama, Yuta Mizuno, Soichiro Yamanaka, Tomoya Sato, Ryohei Tsuruta, Yuki Uragami, Masayuki Yamamoto, Keiichirou Yonezawa, Kei Hayakawa, Ludmila Cojocaru, Satoshi Kera, Nobuo Ueno, Satoshi Uchida, Hisao Ishii, Kazuhiko Mase
    The 8th Workshop on Advanced Spectroscopy of Organic Materials for Electronic Applications (ASOMEA8); Okazaki, Japan, Nov./23/2016. (Oral IB7)

  43. [Invited] "Heteroepitaxial Organic pn-junction: C60 on the Pentacene Single Crystal Surface"
    Yasuo Nakayama, Yuta Mizuno, Takuya Hosokai, Tomoyuki Koganezawa, Ryohei Tsuruta, Alexander Hinderhofer, Alexander Gerlach, Katharina Broch, Valentina Belova, Heiko Frank, Masayuki Yamamoto, Jens Niederhausen, Hendrik Glowatzki, Jurgen P. Rabe, Norbert Koch, Hisao Ishii, Frank Schreiber, Nobuo Ueno
    EMN (Energy Materials Nanotechnology) Organic Electronics and Photonics Meeting, San Sebastian (Spain), 2016/9/11. (Oral A-27)

  44. "Improved Crystallinity of Epitaxial C60 on Pentacene Single Crystal by Preparation Temperature"
    Ryohei Tsuruta, Yuta Mizuno, Takuya Hosokai, Tomoyuki Koganezawa, Hisao Ishii, Yasuo Nakayama
    The 18th International Conference on Crystal Growth and Epitaxy (ICCGE18), Nagoya (Japan), 2016/8/11. (Poster ThP-T08-17)

  45. "Heteroepitaxy of C60 on the Pentacene Single Crystal Surface"
    Yuta Mizuno, Takuya Hosokai, Tomoyuki Koganezawa, Ryohei Tsuruta, Alexander Hinderhofer, Alexander Gerlach, Katharina Broch, Valentina Belova, Heiko Frank, Masayuki Yamamoto, Hisao Ishii, Frank Schreiber, Nobuo Ueno, Yasuo Nakayama
    The 18th International Conference on Crystal Growth and Epitaxy (ICCGE18), Nagoya (Japan), 2016/8/11. (Oral Th2-T08-4)

  46. [Invited] "Core and valence electronic structures of pentacene single crystal"
    Yasuo Nakayama, Yuta Mizuno, Masayuki Yamamoto, Masataka Hikasa, Yuki Uragami, Keiichirou Yonezawa, Kazuhiko Mase, Satoshi Kera, Masaharu Matsunami, Shinichiro Ideta, Kiyohisa Tanaka, Hisao Ishii, Nobuo Ueno
    The 3rd Workshop on Physics in Organic Optoelectronics (Joint JSPS-NSFC research program), Okazaki (Japan), 2015/12/10. (Oral)

  47. "Electronic structure of the porphyrin derivative modified by thiophene"
    Atsushi Nakagawa, Tatsuo Aikawa, Kaveenga Rasika Koswattage, Satoshi Kera, Takeshi Kondo, Makoto Yuasa, Yasuo Nakayama
    The 3rd Workshop on Physics in Organic Optoelectronics (Joint JSPS-NSFC research program), Okazaki (Japan), 2015/12/10. (Poster P08)

  48. "Core-level and valence band electronic structures of the pentacene single crystal clean surface prepared by vacuum cleavage"
    Yuta Mizuno, Masayuki Yamamoto, Masataka Hikasa, Masaharu Matsunami, Shinichiro Ideta, Kiyohisa Tanaka, Hisao Ishii, Koji K Okudaira, Hiroyuki Yoshida, Yasuo Nakayama
    The 3rd Workshop on Physics in Organic Optoelectronics (Joint JSPS-NSFC research program), Okazaki(Japan), 2015/12/10. (Poster P05)

  49. [Invited] "Electronic Structures of Fundamental and Practical Organic Semiconductor Materials"
    Yasuo Nakayama, Yuta Mizuno, Masayuki Yamamoto, Masaharu Matsunami, Kazuhiko Mase, Hisao Ishii, Nobuo Ueno
    2015 International Symposium for Advanced Materials Research, Sun-Moon Lake (Taiwan), 2015/8/19. (Oral)

  50. "Core-levels and Valence Band Electronic Structures of the Pentacene Single Crystal"
    Yasuo Nakayama, Yuta Mizuno, Masayuki Yamamoto, Masaharu Matsunami, Kazuhiko Mase, Hisao Ishii, Nobuo Ueno
    Eighth international conference on molecular electronics and bioelectronics, Tokyo (Japan), 2015/6/23. (Oral A-O08)

  51. "Electronic Structures of the Pentacene Single Crystal Clean Surface Prepared by Vacuum Cleavage"
    Yuta Mizuno, Masayuki Yamamoto, Hiroumi Kinjo, Yuki Uragami, Kazuhiko Mase, Koji K. Okudaira, Hisao Ishii, Yasuo Nakayama
    Eighth international conference on molecular electronics and bioelectronics, Tokyo (Japan), 2015/6/23. (Poster A-P34)

  52. [Invited] "Electronic structures of the pentacene single crystal studied with synchrotron radiation photoemission"
    Yasuo Nakayama
    2015 Japan-Taiwan International Symposium on Spectroscopy and Surface Science, Chiba (Japan), 2015/6/1. (Oral)


    53. ... all co-authored presentations (since 2015) of Dr. Yasuo Nakayama and his earlier invited talks. (new window)

    Last modified 2025-04-03, NAKAYAMA Laboratory TUS, All rights reserved.