Search Results - "Takeda, Youhei"

Recent Advancements in and the Future of Organic Emitters: TADF‐ and RTP‐Active Multifunctional Organic Materials by Data, Przemyslaw, Takeda, Youhei

“…Organic emitting compounds that are based on π‐conjugated skeletons have emerged as promising next‐generation materials for application in optoelectronic…”
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Thermally activated delayed fluorescent phenothiazine-dibenzo[ a , j ]phenazine-phenothiazine triads exhibiting tricolor-changing mechanochromic luminescence by Okazaki, Masato, Takeda, Youhei, Data, Przemyslaw, Pander, Piotr, Higginbotham, Heather, Monkman, Andrew P, Minakata, Satoshi

“…Novel U-shaped donor-acceptor-donor (D-A-D) π-conjugated multi-functional molecules comprising dibenzo[ , ]phenazine (DBPHZ) as an acceptor and phenothiazines…”
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Dibenzo[a,j]phenazine-Cored Donor-Acceptor-Donor Compounds as Green-to-Red/NIR Thermally Activated Delayed Fluorescence Organic Light Emitters by Data, Przemyslaw, Pander, Piotr, Okazaki, Masato, Takeda, Youhei, Minakata, Satoshi, Monkman, Andrew P.

“…A new family of thermally activated delayed fluorescence (TADF) emitters based on U‐shaped D‐A‐D architecture with a novel accepting unit has been developed…”
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Pd/NHC-Catalyzed Enantiospecific and Regioselective Suzuki–Miyaura Arylation of 2‑Arylaziridines: Synthesis of Enantioenriched 2‑Arylphenethylamine Derivatives by Takeda, Youhei, Ikeda, Yuki, Kuroda, Akinobu, Tanaka, Shino, Minakata, Satoshi

“…A palladium-catalyzed stereospecific and regioselective cross-coupling of enantiopure 2-arylaziridines with arylboronic acids under mild conditions to…”
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Palladium-Catalyzed Regioselective and Stereospecific Ring-Opening Cross-Coupling of Aziridines: Experimental and Computational Studies by Takeda, Youhei, Sameera, W. M. C, Minakata, Satoshi

“…Conspectus Aziridines, i.e., the smallest saturated N-heterocycles, serve as useful building blocks in synthetic organic chemistry. Because of the release of…”
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1,4-Bis(alkenyl)-2,5-dipiperidinobenzenes: Minimal Fluorophores Exhibiting Highly Efficient Emission in the Solid State by Shimizu, Masaki, Takeda, Youhei, Higashi, Masahiro, Hiyama, Tamejiro

“…Minimum requirements: Crystals and thin films of 1,4-bis(alkenyl)-2,5-dipiperidinobenzenes, which contain only one benzene ring as the aromatic component, emit…”
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Oxidative Dimerization of Aromatic Amines using tBuOI: Entry to Unsymmetric Aromatic Azo Compounds by Takeda, Youhei, Okumura, Sota, Minakata, Satoshi

“…It's all the hype: An oxidative dimerization reaction of aromatic amines utilizing tert‐butyl hypoiodite (tBuOI) under mild reaction conditions leads to…”
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Heavy-Atom-Free Room-Temperature Phosphorescent Organic Light-Emitting Diodes Enabled by Excited States Engineering by Higginbotham, Heather F, Okazaki, Masato, de Silva, Piotr, Minakata, Satoshi, Takeda, Youhei, Data, Przemyslaw

“…Room temperature phosphorescence materials offer great opportunities for applications in optoelectronics, due to their unique photophysical characteristics…”
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1,4-Bis(diarylamino)-2,5-bis(4-cyanophenylethenyl)benzenes: Fluorophores Exhibiting Efficient Red and Near-Infrared Emissions in Solid State by Shimizu, Masaki, Kaki, Rina, Takeda, Youhei, Hiyama, Tamejiro, Nagai, Naomi, Yamagishi, Hideo, Furutani, Hiroyuki

“…Molecular fluorophores of type A–π–D–π–A (D=donor, A=acceptor) demonstrate solid‐state emission in the red to near‐infrared region with high efficiency. The…”
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Perfluorocycloparaphenylenes by Shudo, Hiroki, Kuwayama, Motonobu, Shimasaki, Masafumi, Nishihara, Taishi, Takeda, Youhei, Mitoma, Nobuhiko, Kuwabara, Takuya, Yagi, Akiko, Segawa, Yasutomo, Itami, Kenichiro

“…Perfluorinated aromatic compounds, the so-called perfluoroarenes, are widely used in materials science owing to their high electron affinity and characteristic…”
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Dibenzophenazine‐Based TADF Emitters as Dual Electrochromic and Electroluminescence Materials by Zimmermann Crocomo, Paola, Okazaki, Masato, Hosono, Takumi, Minakata, Satoshi, Takeda, Youhei, Data, Przemyslaw

“…Previous work has reported the synthesis of donor–acceptor–donor molecules based on dibenzophenazine acceptor group, presenting thermally activated delayed…”
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Molecular Packing and Solid‐State Photophysical Properties of 1,3,6,8‐Tetraalkylpyrenes by Iwasaki, Takanori, Murakami, Shin, Takeda, Youhei, Fukuhara, Gaku, Tohnai, Norimitsu, Yakiyama, Yumi, Sakurai, Hidehiro, Kambe, Nobuaki

“…The relationship between the photophysical properties and molecular orientation of 1,3,6,8‐tetraalkylpyrenes in the solid state is described herein. The…”
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Effect of Alkyl Groups in Pyrene Chromophore on the Mechanical Response of Pyrene‐Octafluoronaphthalene Co‐Crystals by Iwasaki, Takanori, Murakami, Shin, Takeda, Youhei, Tohnai, Norimitsu, Kambe, Nobuaki

“…Changes in the photophysical properties of pyrene (Py)‐octafluoronaphthalene (OFN) co‐crystals (Py⋅OFN) upon mechanical stimuli are described herein. The…”
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Near Fermi Superatom State Stabilized by Surface State Resonances in a Multiporous Molecular Network by Kawai, Shigeki, Kher-Elden, Mohammad A, Sadeghi, Ali, Abd El-Fattah, Zakaria M, Sun, Kewei, Izumi, Saika, Minakata, Satoshi, Takeda, Youhei, Lobo-Checa, Jorge

“…Two-dimensional honeycomb molecular networks confine a substrate’s surface electrons within their pores, providing an ideal playground to investigate the…”
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Syntheses and Room Temperature Phosphorescence Properties of Dibenzobenzodithiophenes and Dibenzothiophenes by Tsuboi, Madoka, Nakamura, Shotaro, Nandi, Surajit, de Silva, Piotr, Takeda, Youhei, Miura, Masahiro

“…A new family of heavy-atom-free room-temperature phosphorescent compounds, dibenzobenzodithiophenes (DBDTs) have been synthesized and characterized. The…”
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An optical and electrical study of full thermally activated delayed fluorescent white organic light-emitting diodes by Pereira, Daniel de Sa, dos Santos, Paloma L., Ward, Jonathan S., Data, Przemyslaw, Okazaki, Masato, Takeda, Youhei, Minakata, Satoshi, Bryce, Martin R., Monkman, Andrew P.

“…We report on the engineering of full thermally activated delayed fluorescence – based white organic light emitting diodes (W-OLEDs) composed of three emitters…”
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Revealing Topological Influence of Phenylenediamine Unit on Physicochemical Properties of Donor‐Acceptor‐Donor‐Acceptor Thermally Activated Delayed Fluorescent Macrocycles by Izumi, Saika, Nyga, Aleksandra, Silva, Piotr, Tohnai, Norimitsu, Minakata, Satoshi, Data, Przemyslaw, Takeda, Youhei

“…A new thermally activated delayed fluorescence (TADF)‐displaying macrocyclic compound m‐1 comprising of two electron‐donors (N,N’‐diphenyl‐m‐phenylenediamine)…”
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Hydrostatic Pressure‐Controlled Ratiometric Luminescence Responses of a Dibenzo[a,j]phenazine‐Cored Mechanoluminophore by Takeda, Youhei, Mizuno, Hiroaki, Okada, Yusuke, Okazaki, Masato, Minakata, Satoshi, Penfold, Thomas, Fukuhara, Gaku

“…Understanding changes in excited state properties under the influence of an external stimulus, such as pressure or temperature, is important in the context of…”
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An Air-Stable Low-Bandgap n-Type Organic Polymer Semiconductor Exhibiting Selective Solubility in Perfluorinated Solvents by Takeda, Youhei, Andrew, Trisha L., Lobez, Jose M., Mork, A. Jolene, Swager, Timothy M.

“…A thin‐film transistor: An n‐type polymer semiconductor, poly(2,3‐bis(perfluorohexyl)thieno[3,4‐b]pyrazine), was synthesized through a Pd‐catalyzed…”
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Cover Feature: Molecular Packing and Solid‐State Photophysical Properties of 1,3,6,8‐Tetraalkylpyrenes (Chem. Eur. J. 65/2019) by Iwasaki, Takanori, Murakami, Shin, Takeda, Youhei, Fukuhara, Gaku, Tohnai, Norimitsu, Yakiyama, Yumi, Sakurai, Hidehiro, Kambe, Nobuaki

“…Since the solid‐state photophysical behaviours of π‐conjugated molecules are responsible for the intrinsic single‐molecular properties and the solid‐state…”
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