Zobrazeno 1 - 10
of 136
pro vyhledávání: '"Yutaka, Kuwahara"'
Publikováno v:
Gels, Vol 10, Iss 8, p 527 (2024)
Hydrogels composed of natural and synthetic polymers have considerable potential for use in diverse areas such as biomedical applications and water purification. This is primarily because of their biocompatibility, biodegradability, and low toxicity.
Externí odkaz:
https://doaj.org/article/3bfbc8a1f1c64dd1b5c3f3ec7e61ee92
Autor:
Céline Olivier, Nao Nagatomo, Tadashi Mori, Nathan McClenaghan, Gediminas Jonusauskas, Brice Kauffmann, Yutaka Kuwahara, Makoto Takafuji, Hirotaka Ihara, Yann Ferrand
Publikováno v:
Organic Chemistry Frontiers
Organic Chemistry Frontiers, 2022, 10 (3), pp.752-758. ⟨10.1039/D2QO01942F⟩
Organic Chemistry Frontiers, 2022, 10 (3), pp.752-758. ⟨10.1039/D2QO01942F⟩
The synthesis and characterization of an original π-extended cationic azahelicene is reported. The phenanthrene-fused aza[7]helicene derivative encompasses a total of ten aromatic fused rings leading to a dissymmetric yet helically folded structure,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::51f620ac1cfadbcb59fc2be6ebf3e6f2
https://doi.org/10.1039/d2qo01942f
https://doi.org/10.1039/d2qo01942f
Publikováno v:
Nanomaterials, Vol 11, Iss 6, p 1574 (2021)
Chiral glutamide-derived lipids form self-assembled fibrous molecular gels that can be used as HPLC organic phases. In this study, HPLC separation efficiency was improved through the addition of branched amphiphilic glutamide lipids to the side chain
Externí odkaz:
https://doaj.org/article/0ee88f7c2318429da3c1cba521d4e971
Autor:
Nao Nagatomo, Hisashi Oishi, Yutaka Kuwahara, Makoto Takafuji, Reiko Oda, Taisuke Hamada, Hirotaka Ihara
Publikováno v:
Nanomaterials, Vol 11, Iss 6, p 1376 (2021)
A chiral molecular gelation system, as a chiral host, was used to effectively realize enantioselectivity using the simple carboxylic acid functional group. For this purpose, an L-glutamic-acid-based lipidic amphiphile (G-CA) with a carboxylic head gr
Externí odkaz:
https://doaj.org/article/6fdb661842604652a9b1bd91b22cf476
Autor:
Yutaka Kuwahara, Mio Ito, Tatsumi Iwamoto, Makoto Takafuji, Hirotaka Ihara, Naoya Ryu, Tomoyasu Mani
Publikováno v:
RSC Advances. 12:2019-2025
Chiral assemblies of viologen-modified glutamide derivatives exhibit a unique orange-color and CD signals by CT complexes of viologen groups and electro-responsive chiroptical switching behaviors in the visible region in water.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c9afa831d6f8d66aad31d800e9e13f76
https://doi.org/10.1039/d1ra08984f
https://doi.org/10.1039/d1ra08984f
Autor:
Naoya Ryu, Tomoyuki Harada, Yutaka Okazaki, Kyohei Yoshida, Tomohiro Shirosaki, Reiko Oda, Yutaka Kuwahara, Makoto Takafuji, Hirotaka Ihara, Shoji Nagaoka
Publikováno v:
Materials Advances. 3:3123-3127
A co-assembling system composed of a nonchiral metal-free dye and chiral-molecular-assembly template can be a promising candidate for circularly-polarized luminescent materials with both a high luminescence dissymmetry factor and strong emission.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1dcb3e984fd3a9c7593bb72a0713ff64
https://doi.org/10.1039/d2ma00002d
https://doi.org/10.1039/d2ma00002d
Autor:
Kyohei Yoshida, Yutaka Kuwahara, Nanami Hano, Yumi Horie, Makoto Takafuji, Naoya Ryu, Shoji Nagaoka, Reiko Oda, Hirotaka Ihara
Publikováno v:
Chirality.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f0de85a887dec57cfce4eb4d6cb9820f
https://doi.org/10.1002/chir.23553
https://doi.org/10.1002/chir.23553
Autor:
Hiroki Noguchi, Marzia Sultana, Nanami Hano, Yutaka Kuwahara, Makoto Takafuji, Shoji Nagaoka, Hongdeng Qiu, Hirotaka Ihara
Publikováno v:
Nanomaterials, Vol 10, Iss 9, p 1882 (2020)
This paper presents a new type of black organic material-porous silica composite providing an extremely highly selective adsorption surface. This black composite was prepared by lamination on nano-sized pores with a carbon-like, π-extended structure
Externí odkaz:
https://doaj.org/article/0f7f99cf1d0e4e4aa09b49b37cce5aad
Autor:
Brian N. DiMarco, Xuan Zhao, Dmitry E. Polyansky, David C. Grills, Ping Wang, Yutaka Kuwahara, Etsuko Fujita
Publikováno v:
ChemPhysChem. 22:1478-1487
In this work, the differences in catalytic performance for a series of Co hydrogen evolution catalysts with different pentadentate polypyridyl ligands (L), have been rationalized by examining elementary steps of the catalytic cycle using a combinatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::97c6261051e3f32007b76b180b95d7be
https://doi.org/10.1002/cphc.202100295
https://doi.org/10.1002/cphc.202100295
Publikováno v:
Nanomaterials, Vol 9, Iss 4, p 514 (2019)
Optical materials with high refractive index (n) have been rapidly improved because of urgent demands imposed by the development of advanced photonic and electronic devices such as solar cells, light emitting diodes (LED and Organic LED), optical len
Externí odkaz:
https://doaj.org/article/eacc368b147540d38b616ee02fba6cc1