Search Results - "NAKAIKE, Yumi"

Free Excitons and Exciton–Phonon Coupling in CH3NH3PbI3 Single Crystals Revealed by Photocurrent and Photoluminescence Measurements at Low Temperatures by Phuong, Le Quang, Nakaike, Yumi, Wakamiya, Atsushi, Kanemitsu, Yoshihiko

“…We investigated the exciton–phonon couplings and exciton binding energy in CH3NH3PbI3 (MAPbI3) single crystals using temperature-dependent photocurrent (PC)…”
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A Purified, Solvent‐Intercalated Precursor Complex for Wide‐Process‐Window Fabrication of Efficient Perovskite Solar Cells and Modules by Ozaki, Masashi, Shimazaki, Ai, Jung, Mina, Nakaike, Yumi, Maruyama, Naoki, Yakumaru, Shinya, Rafieh, Alwani Imanah, Sasamori, Takahiro, Tokitoh, Norihiro, Ekanayake, Piyasiri, Murata, Yasujiro, Murdey, Richard, Wakamiya, Atsushi

“…A high‐purity methylammonium lead iodide complex with intercalated dimethylformamide (DMF) molecules, CH3NH3PbI3⋅DMF, is introduced as an effective precursor…”
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Fast Free-Carrier Diffusion in CH3NH3PbBr3 Single Crystals Revealed by Time-Resolved One- and Two-Photon Excitation Photoluminescence Spectroscopy by Yamada, Takumi, Yamada, Yasuhiro, Nishimura, Hidetaka, Nakaike, Yumi, Wakamiya, Atsushi, Murata, Yasujiro, Kanemitsu, Yoshihiko

“…The lead halide perovskite semiconductor CH3NH3PbBr3 exhibits an intriguing difference between one‐photon and two‐photon excited photoluminescence spectra and…”
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A Purified, Solvent‐Intercalated Precursor Complex for Wide‐Process‐Window Fabrication of Efficient Perovskite Solar Cells and Modules by Ozaki, Masashi, Shimazaki, Ai, Jung, Mina, Nakaike, Yumi, Maruyama, Naoki, Yakumaru, Shinya, Rafieh, Alwani Imanah, Sasamori, Takahiro, Tokitoh, Norihiro, Ekanayake, Piyasiri, Murata, Yasujiro, Murdey, Richard, Wakamiya, Atsushi

“…A high‐purity methylammonium lead iodide complex with intercalated dimethylformamide (DMF) molecules, CH3NH3PbI3⋅DMF, is introduced as an effective precursor…”
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Nucleophilic Substitution Accompanying Carbon–Carbon Bond Cleavage Assisted by a Nitro Group by Nakaike, Yumi, Taba, Noriko, Itoh, Shinobu, Tobe, Yoshito, Nishiwaki, Nagatoshi, Ariga, Masahiro

“…A 2-nitrated 3-oxoester reacted with amines or alcohols to afford unsymmetrical malonic acid derivatives as a result of nucleophilic substitution accompanying…”
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Dimerization of acetoacetamide leading to 5-carbamoyl-4,6-dimethyl-2-pyridone by Nishiwaki, Nagatoshi, Nakaike, Yumi, Ariga, Masahiro

“…The dimerization of acetoacetamide easily proceeds at room temperature in a dimethyl sulfoxide solution to afford 5-carbamoyl-4,6-dimethyl-2-pyridone…”
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InBr3-Catalyzed Deoxygenation of Carboxylic Acids with a Hydrosilane: Reductive Conversion of Aliphatic or Aromatic Carboxylic Acids to Primary Alcohols or Diphenylmethanes by Sakai, Norio, Kawana, Keita, Ikeda, Reiko, Nakaike, Yumi, Konakahara, Takeo

“…A simple and practical procedure for the direct reduction of aliphatic carboxylic acids with a variety of functional groups to a primary alcohol using the mild…”
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D–π–A Dyes with an Intramolecular B–N Coordination Bond as a Key Scaffold for Electronic Structural Tuning and Their Application in Dye-Sensitized Solar Cells by Shimogawa, Hiroyuki, Endo, Masaru, Taniguchi, Takuhiro, Nakaike, Yumi, Kawaraya, Masahide, Segawa, Hiroshi, Murata, Yasujiro, Wakamiya, Atsushi

“…A series of D–π–A dyes (AK1–5) was designed and synthesized for applications in dye-sensitized solar cells (DSSCs). AK1–5 contain triphenylamines as electron…”
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InBr3-catalyzed reduction of ketones with a hydrosilane: deoxygenation of aromatic ketones and selective synthesis of secondary alcohols and symmetrical ethers from aliphatic ketones by SAKAI, Norio, NAGASAWA, Ken, IKEDA, Reiko, NAKAIKE, Yumi, KONAKAHARA, Takeo

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Synthesis of 4‑Substituted 3,5-Dinitro-1,4-dihydropyridines by the Self-Condensation of β‑Formyl-β-nitroenamine by Nakaike, Yumi, Nishiwaki, Nagatoshi, Ariga, Masahiro, Tobe, Yoshito

“…3,5-Dinitro-1,4-dihydropyridines (DNDHPs) are readily constructed by the acid-promoted self-condensation of β-formyl-β-nitroenamines. In the DNDHPs, one…”
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Free Excitons and Exciton-Phonon Coupling in CH 3 NH 3 PbI 3 Single Crystals Revealed by Photocurrent and Photoluminescence Measurements at Low Temperatures by Phuong, Le Quang, Nakaike, Yumi, Wakamiya, Atsushi, Kanemitsu, Yoshihiko

“…We investigated the exciton-phonon couplings and exciton binding energy in CH NH PbI (MAPbI ) single crystals using temperature-dependent photocurrent (PC) and…”
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D–π–A Dyes with Diketopyrrolopyrrole and Boryl-substituted Thienylthiazole Units for Dye-sensitized Solar Cells with High J SC Values by Shimogawa, Hiroyuki, Endo, Masaru, Nakaike, Yumi, Murata, Yasujiro, Wakamiya, Atsushi

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How to Make Dense and Flat Perovskite Layers for >20% Efficient Solar Cells: Oriented, Crystalline Perovskite Intermediates and Their Thermal Conversion by Ozaki, Masashi, Nakaike, Yumi, Shimazaki, Ai, Jung, Mina, Maruyama, Naoki, Yakumaru, Shinya, Rafieh, Alwani Imanah, Ekanayake, Piyasiri, Saito, Takashi, Shimakawa, Yuichi, Sasamori, Takahiro, Murata, Yasujiro, Murdey, Richard, Wakamiya, Atsushi

“…CH3NH3PbI3 (MAPbI3) perovskite layers can be obtained by thermal annealing thin films of the intermediate dimethyl sulfoxide (DMSO) intercalated complex,…”
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Me3SiCl-promoted intramolecular cyclization of aromatic compounds tethered with N,O-acetals leading to the facile preparation of 1,4-benzodiazepine skeletons by SAKAI, Norio, WATANABE, Akimasa, IKEDA, Reiko, NAKAIKE, Yumi, KONAKAHARA, Takeo

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3-(3-Phenoxybenzyl)amino-β-carboline: A novel antitumor drug targeting α-tubulin by Ikeda, Reiko, Kurosawa, Masaki, Okabayashi, Takazumi, Takei, Ayako, Yoshiwara, Masamichi, Kumakura, Tadashi, Sakai, Norio, Funatsu, Osamu, Morita, Akinori, Ikekita, Masahiko, Nakaike, Yumi, Konakahara, Takeo

“…3-(3-Phenoxybenzyl)amino-β-carboline 2h showed extremely-high activity; the IC50 value was 0.074μM. To verify 2h-induced cell death types, we observed the…”
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InBr sub(3-catalyzed reduction of ketones with a hydrosilane: deoxygenation of aromatic ketones and selective synthesis of secondary alcohols and symmetrical ethers from aliphatic ketones) by Sakai, Norio, Nagasawa, Ken, Ikeda, Reiko, Nakaike, Yumi, Konakahara, Takeo

“…An InBr sub(3-Et) sub(3)SiH reducing system was developed to selectively convert aliphatic ketones to a variety of secondary alcohols in moderate to good…”
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InBr 3 ‐Catalyzed Deoxygenation of Carboxylic Acids with a Hydrosilane: Reductive Conversion of Aliphatic or Aromatic Carboxylic Acids to Primary Alcohols or Diphenylmethanes by Sakai, Norio, Kawana, Keita, Ikeda, Reiko, Nakaike, Yumi, Konakahara, Takeo

“…A simple and practical procedure for the direct reduction of aliphatic carboxylic acids with a variety of functional groups to a primary alcohol using the mild…”
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InBr 3-catalyzed reduction of ketones with a hydrosilane: deoxygenation of aromatic ketones and selective synthesis of secondary alcohols and symmetrical ethers from aliphatic ketones by Sakai, Norio, Nagasawa, Ken, Ikeda, Reiko, Nakaike, Yumi, Konakahara, Takeo

“…An InBr 3–Et 3SiH reducing system was developed to selectively convert aliphatic ketones to a variety of secondary alcohols in moderate to good yields. An…”
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Me 3SiCl-promoted intramolecular cyclization of aromatic compounds tethered with N, O-acetals leading to the facile preparation of 1,4-benzodiazepine skeletons by Sakai, Norio, Watanabe, Akimasa, Ikeda, Reiko, Nakaike, Yumi, Konakahara, Takeo

“…The Me 3SiCl-promoted intramolecular aminomethylation of a novel type of N, O-acetals, which were prepared via a facile three-step synthesis from…”
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Fast Free‐Carrier Diffusion in CH 3 NH 3 PbBr 3 Single Crystals Revealed by Time‐Resolved One‐ and Two‐Photon Excitation Photoluminescence Spectroscopy by Yamada, Takumi, Yamada, Yasuhiro, Nishimura, Hidetaka, Nakaike, Yumi, Wakamiya, Atsushi, Murata, Yasujiro, Kanemitsu, Yoshihiko

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