Fluorinated Merophosphinine and Phosphinine Dyes: Synthesis and Evaluation of UV-Visible Light Absorption Properties

by Shigeyuki Yamada, Yusuke Takahashi, Tsutomu Konno
Published 2023-02-01

Development of Yellow-to-Orange Photoluminescence Molecules Based on Alterations in the Donor Units of Fluorinated Tolanes

by Shigeyuki Yamada, Kazuki Kobayashi, Tsutomu Konno
Published 2022-09-01

Systematic Studies on the Effect of Fluorine Atoms in Fluorinated Tolanes on Their Photophysical Properties

by Masato Morita, Shigeyuki Yamada, Tsutomu Konno
Published 2021-04-01

Practical tetrafluoroethylene fragment installation through a coupling reaction of (1,1,2,2-tetrafluorobut-3-en-1-yl)zinc bromide with various electrophiles

by Ken Tamamoto, Shigeyuki Yamada, Tsutomu Konno
Published 2018-09-01

Synthesis and Characterization of Photoluminescence Liquid Crystals Based on Flexible Chain-Bearing Pentafluorinated Bistolanes

by Shigeyuki Yamada, Masaya Sato, Tsutomu Konno
Published 2020-07-01

Effects of Tetrafluorocyclohexa-1,3-Diene Ring Position on Photoluminescence and Liquid-Crystalline Properties of Tricyclic π-Conjugated Molecules

by Haruka Ohsato, Shigeyuki Yamada, Motohiro Yasui, Tsutomu Konno
Published 2023-08-01

Unsymmetrical and <i>C</i>₃-Symmetrical Partially Fluorinated Hexaarylbenzenes: Effect of Terminal Alkoxy Chain Length on Photophysical and Thermophysical Behavior

by Yizhou Wang, Shigeyuki Yamada, Motohiro Yasui, Tsutomu Konno
Published 2024-03-01

Novel V- and Y‑Shaped Light-Emitting Liquid Crystals with Pentafluorinated Bistolane-Based Luminophores

by Shigeyuki Yamada, Tsuyoshi Tanaka, Takahiro Ichikawa, Tsutomu Konno
Published 2019-02-01

Luminescence Tuning of Fluorinated Bistolanes via Electronic or Aggregated-Structure Control

by Masato Morita, Shigeyuki Yamada, Tomohiro Agou, Toshio Kubota, Tsutomu Konno
Published 2019-05-01

Fluorinated Tolane Dyads with Alkylene Linkage: Synthesis and Evaluation of Photophysical Characteristics

by Shigeyuki Yamada, Eiji Uto, Tomohiro Agou, Toshio Kubota, Tsutomu Konno
Published 2020-08-01

Regioselective cobalt(II)-catalyzed [2 + 3] cycloaddition reaction of fluoroalkylated alkynes with 2-formylphenylboronic acids: easy access to 2-fluoroalkylated indenols

by Tatsuya Kumon, Miroku Shimada, Jianyan Wu, Shigeyuki Yamada, Tsutomu Konno
Published 2020-09-01

2-Chloroalkoxy-Substituted Pentafluorinated Bistolanes as Novel Light-Emitting Liquid Crystals

by Shigeyuki Yamada, Kazuya Miyano, Tomohiro Agou, Toshio Kubota, Tsutomu Konno
Published 2019-04-01

Donor-π-Acceptor-Type Fluorinated Tolane Containing a Semifluoroalkoxy Chain as a Condensed-Phase Luminophore

by Shigeyuki Yamada, Keigo Yoshida, Mitsuki Kataoka, Mitsuo Hara, Tsutomu Konno
Published 2023-03-01

Excited-State Dynamics of Room-Temperature Phosphorescent Organic Materials Based on Monobenzil and Bisbenzil Frameworks

by Kaveendra Maduwantha, Shigeyuki Yamada, Kaveenga Rasika Koswattage, Tsutomu Konno, Takuya Hosokai
Published 2020-09-01

Gram-scale preparation of negative-type liquid crystals with a CF2CF2-carbocycle unit via an improved short-step synthetic protocol

by Tatsuya Kumon, Shohei Hashishita, Takumi Kida, Shigeyuki Yamada, Takashi Ishihara, Tsutomu Konno
Published 2018-01-01

(1<i>E</i>)-1,2-Diaryldiazene Derivatives Containing a Donor–π-Acceptor-Type Tolane Skeleton as Smectic Liquid–Crystalline Dyes

by Shigeyuki Yamada, Keigo Yoshida, Yuto Eguchi, Mitsuo Hara, Motohiro Yasui, Tsutomu Konno
Published 2024-04-01

Development of Hydrogen-Bonded Dimer-Type Photoluminescent Liquid Crystals of Fluorinated Tolanecarboxylic Acid

by Shigeyuki Yamada, Mitsuki Kataoka, Keigo Yoshida, Masakazu Nagata, Tomohiro Agou, Hiroki Fukumoto, Tsutomu Konno
Published 2022-12-01

Development of fluorinated benzils and bisbenzils as room-temperature phosphorescent molecules

by Shigeyuki Yamada, Takuya Higashida, Yizhou Wang, Masato Morita, Takuya Hosokai, Kaveendra Maduwantha, Kaveenga Rasika Koswattage, Tsutomu Konno
Published 2020-05-01

Unsymmetrical Hexafluorocyclopentene-Linked Twisted π-Conjugated Molecules as Dual-State Emissive Luminophores

by Shigeyuki Yamada, Akito Nishizawa, Kazuki Kobayashi, Keigo Yoshida, Masato Morita, Tomohiro Agou, Takaaki Hosoya, Hiroki Fukumoto, Tsutomu Konno
Published 2021-10-01

Effect of Fluoroalkyl-Substituent in Bistolane-Based Photoluminescent Liquid Crystals on Their Physical Behavior

by Shigeyuki Yamada, Yizhou Wang, Masato Morita, Qingzhi Zhang, David O’Hagan, Masakazu Nagata, Tomohiro Agou, Hiroki Fukumoto, Toshio Kubota, Mitsuo Hara, Tsutomu Konno
Published 2021-04-01