S. Yagi

发表

NIR fluorescence of A–D–A type functional dyes modulated by terminal Lewis basic groups

Takeshi Maeda, Y. Hayashi, Ami Morimoto, 2021 .

Photoluminescence color tuning of phosphorescent bis-cyclometalated iridium(III) complexes by ancillary ligand replacement

H. Fujiwara, Takeshi Maeda, Y. Sakurai, 2012 .

Homohelicity-enriched zinc bilinone dimers with chiral aliphatic spacers. Synthesis and application to chiral induction of a nematic liquid crystal

H. Nakazumi, S. Yagi, Shigeru Ikawa, 2008 .

Sky-blue phosphorescence from bis- and tris-cyclometalated iridium(III) complexes bearing carbazole-based dendrons: fabrication of non-doped multilayer organic light-emitting diodes by solution processing

Takeshi Maeda, Naoki Okamura, S. Yagi, 2017 .

Novel bis- and tris-cyclometalated iridium(III) complexes bearing a benzoyl group on each fluorinated 2-phenylpyridinate ligand aimed at development of blue phosphorescent materials for OLED

S. Koseki, H. Fujiwara, Takeshi Maeda, 2016 .

Starburst-Type Carbazole Trimers as Host Materials for Solution-Processed Phosphorescent OLEDs

Takeshi Maeda, Naoki Okamura, H. Nakazumi, 2015 .

Pure red electroluminescence from novel heteroleptic cyclometalated platinum(II) emitters embedded in polyvinylcarbazole

Takeshi Maeda, Y. Sakurai, H. Nakazumi, 2010 .

Novel group 14 element-bridged bithiophene dimers appended with terminal electron-withdrawing groups: Red-to-near infrared fluorescence and efficient photosensitized singlet oxygen generation

T. Enoki, Y. Ooyama, Takeshi Maeda, 2021 .

Spin–Orbit Coupling Analyses of the Geometrical Effects on Phosphorescence in Ir(ppy)3 and Its Derivatives

T. Asada, S. Koseki, T. Matsushita, 2013 .

Photo- and electroluminescence from deep-red- and near-infrared-phosphorescent tris-cyclometalated iridium(III) complexes bearing largely π-extended ligands

S. Koseki, H. Fujiwara, Takeshi Maeda, 2013 .

Facile synthesis of cofacial porphyrin dimer and trimer using a diarylurea linkage

T. Takagishi, S. Yagi, Isamu Yonekura, 2001 .

Unsymmetrical squarylium dyes with π-extended heterocyclic components and their application to organic dye-sensitized solar cells

Hiroyuki Nakazumi, Takeshi Maeda, Naoki Shima, 2011 .

Squaraine Dyes with Pyrylium and Thiopyrylium Components for Harvest of Near Infrared Light in Dye-Sensitized Solar Cells

Takeshi Maeda, H. Nakazumi, S. Yagi, 2014 .

Linearly π-extended squaraine dyes enable the spectral response of dye-sensitized solar cells in the NIR region over 800 nm

Takeshi Maeda, H. Nakazumi, S. Yagi, 2013 .

Photochromic properties of cationic merocyanine dyes. Thermal stability of the spiropyran form produced by irradiation with visible light

K. Maeda, H. Nakazumi, S. Yagi, 1999 .

Synthesis of novel unsymmetrical squarylium dyes absorbing in the near-infrared region

S. Matsumoto, H. Nakazumi, S. Yagi, 2000 .

Synthesis of bisquaraine dyes. Novel homologues of 1,2-squaraines bearing symmetrical and unsymmetrical structures

H. Nakazumi, S. Yagi, Yutaka Hyodo, 2001 .

Janus-Type Dendritic Organoiridium(III) Complex Bearing Hole- and Electron-Transporting Moieties: Synthesis, Luminescence Properties, and OLED Applications

Takeshi Maeda, Naoki Okamura, S. Yagi, 2018, Bulletin of the Chemical Society of Japan.

Supramolecular Gel Phase Controlled [4 + 2] Diels-Alder Photocycloaddition for Electroplex Mediated White Electroluminescence.

Satyajit Das, A. Ajayaghosh, Naoki Okamura, 2019, Journal of the American Chemical Society.

Far-red absorbing squarylium dyes with terminally connected electron-accepting units for organic dye-sensitized solar cells

Takeshi Maeda, H. Nakazumi, S. Yagi, 2011 .

Photophysical properties of 4-(5-methylthiophen-2-yl)pyridinium–cyclic enolate betaine dyes tuned by control of twisted intramolecular transfer

H. Fujiwara, Takeshi Maeda, Y. Hayashi, 2021 .

Red‐Green‐Blue‐Yellow (RGBY) Magnetic Circularly Polarised Luminescence (MCPL) from Optically Inactive Phosphorescent Ir(III) Complexes

M. Fujiki, S. Yagi, Y. Imai, 2021, ChemistrySelect.

Spin–orbit coupling analyses of phosphorescence: the effects of cyclometalated ligand replacement in fac-Ir(ppy)3 with various bpy ligands on blue phosphorescence

T. Asada, S. Koseki, T. Matsushita, 2016 .

Control of excimer phosphorescence by steric effects in cyclometalated platinum(II) diketonate complexes bearing peripheral carbazole moieties towards application in non-doped white OLEDs

Takeshi Maeda, Naoki Okamura, S. Yagi, 2018 .

Photokinetic study on remarkable excimer phosphorescence from heteroleptic cyclometalated platinum(ii) complexes bearing a benzoylated 2-phenylpyridinate ligand.

A. Ajayaghosh, K. Unni, H. Fujiwara, 2017, Physical chemistry chemical physics : PCCP.

Novel Phosphorescent Platinum(II) Dipyrido[3,2- a :2',3'- c ]phenazine Bis(acetylide) Complexes Bearing Electron-donating Side-arms at the 2,7-Positions

Takeshi Maeda, Y. Sakurai, H. Nakazumi, 2015 .

Photoluminescent properties of heteroleptic cyclometalated platinum(II) complexes bearing 1,3-bis(3,4-dibutoxyphenyl)propane-1,3-dionate as an ancillary ligand

Takeshi Maeda, Y. Sakurai, H. Nakazumi, 2010 .

Luminescent properties of novel bis-cyclometalated iridium(III) complexes bearing methoxy-substituted dibenzoylmethanate ligands

Takeshi Maeda, Naoki Okamura, H. Nakazumi, 2017 .

Photo- and Electroluminescence from Organoplatinum(II) Complexes Bearing Oligofluorene-Based Cyclometalated Ligands

Takeshi Maeda, H. Nakazumi, S. Yagi, 2015 .

Synthesis of Binaphthalene-Derived Bis(carbazole)s by Catalytic C-N Bond Formation and Its Application to Preparation of a Host Polymer for Organic Light-Emitting Diode

Takeshi Maeda, Y. Sakurai, H. Nakazumi, 2011 .

Symmetric and asymmetric squarylium dyes as noncovalent protein labels: a study by fluorimetry and capillary electrophoresis.

C. Colyer, H. Nakazumi, S. Yagi, 2003, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Near-infrared luminescent bis-squaraine dyes linked by a thiophene or pyrene spacer for noncovalent protein labeling

C. Colyer, H. Nakazumi, S. Yagi, 2005 .

Synthesis and light absorption/emission properties of novel squarylium dimers bearing a ferrocene spacer

H. Nakazumi, S. Yagi, Yutaka Hyodo, 2002 .

Synthesis and light absorption/emission properties of novel bis-squaraine dyes with extensively conjugated π-electron systems

H. Nakazumi, S. Yagi, Yutaka Hyodo, 2002 .

Linear and Tripodal Squaraine Sensitizers with Triphenylamine Donor Components for Dye-sensitized Solar Cells

Takeshi Maeda, H. Nakazumi, S. Yagi, 2016 .

Conformational effect of symmetrical squaraine dyes on the performance of dye-sensitized solar cells

H. Fujiwara, Takeshi Maeda, H. Nakazumi, 2013 .

Near-infrared absorbing squarylium dyes with linearly extended π-conjugated structure for dye-sensitized solar cell applications.

Takeshi Maeda, H. Nakazumi, S. Yagi, 2011, Organic letters.

Pure red electrophosphorescence from polymer light-emitting diodes doped with highly emissive bis-cyclometalated iridium(III) complexes

Takeshi Maeda, Y. Sakurai, Y. Inui, 2010 .

Hydrogen bond-rigidified planar squaraine dye and its electronic and organic semiconductor properties.

F. Würthner, H. Fujiwara, Takeshi Maeda, 2020, Chemical communications.

Synthesis and properties of functional dyes with squaraine–naphthalene diimide hybrid structure

Takeshi Maeda, H. Nakazumi, S. Yagi, 2018, Research on Chemical Intermediates.

The synthesis and optical properties of bis-squarylium dyes bearing arene and thiophene spacers

H. Nakazumi, S. Yagi, T. Ohta, 2008 .

Syntheses and application of squarylium dyes

H. Nakazumi, S. Yagi, 2006 .

Red Luminescent Squarylium Dyes for Noncovalent HSA Labeling

H. Nakazumi, S. Yagi, Yutaka Hyodo, 2003 .

White polymer light-emitting diodes co-doped with three phosphorescent iridium(III) complexes aimed at improvement of color rendering properties

Takeshi Maeda, Y. Sakurai, H. Nakazumi, 2014 .

Luminescent Properties of Novel Bis-cyclometalated Iridium(III) Complex Bearing a Phosphine Oxide-appended Diketonate Ligand for Solution-processed Multilayer OLEDs

Takeshi Maeda, Naoki Okamura, S. Yagi, 2017 .

New boomerang-shaped host materials for phosphorescent organic light-emitting diodes

C. H. Suresh, F. Grynszpan, Ami Morimoto, 2022, Synthetic Metals.

Long-lived Triplet Excitons Formed by Exergonic Intramolecular Singlet Fission of an Adamantane-linked Tetracene Dyad

Y. Kobori, H. Ikeda, Y. Matsui, 2019 .

Synchronous helicity control in zinc bilinone trimer

S. Kitagawa, H. Nakazumi, S. Yagi, 2005 .

Chiral Recognition of α-Amino Esters on the Chiral Helical Surface of Zinc Bilinone

H. Sadachi, S. Kitagawa, T. Takagishi, 2000 .

Catalysis of Helix Inversion of Zinc Bilindiones by Amines and Amino Acid Esters

S. Kitagawa, T. Takagishi, H. Ogoshi, 1999 .

Helical chirality control in zinc bilinone dimers

S. Kitagawa, T. Takagishi, N. Sakai, 1999 .

Thermosensitive properties of poly(amidoamine) dendrimers with peripheral phenylalanine residues.

K. Kono, Atsushi Harada, C. Kojima, 2006, Langmuir : the ACS journal of surfaces and colloids.

Columnar mesophases from half-discoid platinum cyclometalated metallomesogens

T. Swager, P. Müller, P. Kouwer, 2008 .

Sign inversion of magnetic circularly polarized luminescence in Iridium(III) complexes bearing achiral ligands.

M. Fujiki, Yoshiro Kondo, S. Yagi, 2021, Physical chemistry chemical physics : PCCP.

Light-controlled gas permeability of mesoporous silica glass bearing photochromic spironaphthoxazine on its surface.

T. Yazawa, J. Fujita, H. Nakazumi, 2002, Chemical communications.

Molecular recognition of viologen by zinc porphyrinic receptors with diarylurea sidearms. Toward construction of a supramolecular electron transfer system

O. Ito, Y. Araki, H. Nakazumi, 2006 .

Intramolecular Exciton-Coupled Squaraine Dyes for Dye-Sensitized Solar Cells

Y. Kuwano, A. Ajayaghosh, S. Soman, 2018, The Journal of Physical Chemistry C.

Synthesis and near-infrared absorption properties of linearly π-extended squarylium oligomers

Takeshi Maeda, Y. Sakurai, H. Nakazumi, 2011 .

Squarylium Dyes and Related Compounds

H. Nakazumi, S. Yagi, 2008 .

Colorimetric sensing of metal ions by bis(spiropyran) podands: Towards naked-eye detection of alkaline earth metal ions

Daisuke Watanabe, H. Nakazumi, S. Yagi, 2009 .

Conformational Control of a Polyether-Linked Porphyrin Dimer Induced by Complexation with a Sodium Cation

T. Takagishi, S. Yagi, Norihiro Tsuji, 2000 .

Novel freebase and zinc bilinone dimers with optically active peripheral groups. Synthesis and application to chiral nematic induction in a nematic mesophase

T. Matsunaga, H. Nakazumi, S. Yagi, 2009 .

Homohelicity induction of propylene-linked zinc bilinone dimers by complexation with chiral amine and α-amino esters. Preorganization of structurally coupled homohelical subunits

S. Kitagawa, H. Nakazumi, S. Yagi, 2006 .

Synthesis of a novel tweezers-type host aiming at chiral discrimination by circular dichroism spectroscopy

T. Takagishi, S. Yagi, H. Kitayama, 2000 .

Extraordinary Doping Effects of Chiral Helical Linear Tetrapyrrole-Zn(II) Complexes on Chiral Nematic Induction of MBBA Liquid Crystal

H. Nakazumi, S. Yagi, Katsushi Hamakubo, 2005 .

Exergonic Intramolecular Singlet Fission of an Adamantane-Linked Tetracene Dyad via Twin Quintet Multiexcitons

Y. Kobori, H. Ikeda, Y. Matsui, 2019, The Journal of Physical Chemistry C.

Helical Chirality Induction by Point Chirality at Helix Terminal

S. Kitagawa, T. Takagishi, H. Ogoshi, 1999 .

Magnetic circularly polarized luminescence from PtIIOEP and F2-ppyPtII(acac) under north-up and south-up Faraday geometries.

M. Fujiki, K. Yamashita, S. Yagi, 2021, Chemistry, an Asian journal.

Linear Tetrapyrroles as Functional Pigments in Chemistry and Biology

S. Yagi, T. Mizutani, 2004 .

Diarylurea-linked zinc porphyrin dimer as a dual-mode artificial receptor: supramolecular control of complexation-facilitated photoinduced electron transfer.

T. Takagishi, H. Nakazumi, S. Yagi, 2003, Journal of the American Chemical Society.

Allosteric Chirality Amplification in Zinc Bilinone Dimer

S. Kitagawa, T. Takagishi, N. Sakai, 2000 .

Thermochromic and solvatochromic zinc biladienones: dynamic equilibria of a metal complex having a flexible framework sensitive to environment

K. Kita, E. Monno, H. Nakazumi, 2006 .

Substituent effect on photo- and electroluminescence properties of heteroleptic cyclometalated platinum(II) complexes based on a 2-(dibenzo[b,d]furan-4-yl)pyridine ligand

Takeshi Maeda, Qiang Chen, Y. Sakurai, 2016 .

Helical Chirality Induction in Zinc Bilindiones by Amino Acid Esters and Amines

T. Takagishi, H. Ogoshi, S. Yagi, 1998 .

INTERCONVERSION BETWEEN POINT CHIRALITY AND HELICAL CHIRALITY DRIVEN BY SHAPE-SENSITIVE INTERACTIONS

H. Ogoshi, S. Yagi, T. Mizutani, 1996 .

Photo- and Electroluminescence from 2-(Dibenzo[b,d]furan-4-yl)pyridine-Based Heteroleptic Cyclometalated Platinum(II) Complexes: Excimer Formation Drastically Facilitated by an Aromatic Diketonate Ancillary Ligand

H. Fujiwara, Takeshi Maeda, Y. Sakurai, 2013 .

Towards chemosensing phosphorescent conjugated polymers: cyclometalated platinum(II) poly(phenylene)s

S. W. Thomas, T. Swager, S. Yagi, 2005 .

Fluorescent 2-phenyl-2H-benzotriazole dyes with intramolecular N–H···N hydrogen bonding: Synthesis and modulation of fluorescence properties by proton-donating substituents

Takeshi Maeda, S. Yagi, Uesaka Toshiyuki, 2020 .

Synthesis of Blue Fluorescent Benzotriazoles Incorporating 2-(2-Hydroxyphenyl)-2H-Benzotriazole Derivatives and their Optical Properties and Photostability

Takeshi Maeda, S. Yagi, Toshiyuki Uesaka, 2022, Journal of the Japan Society of Colour Material.

Synthesis and photophysical properties of photostable 1,8-naphthalimide dyes incorporating benzotriazole-based UV absorbers

Takeshi Maeda, S. Yagi, Toshiyuki Uesaka, 2022, RSC advances.

Solvent effect on helicity induction of zinc bilinone bearing a chiral auxiliary at the helix terminal.

S. Kitagawa, T. Takagishi, H. Ogoshi, 2001, The Journal of organic chemistry.

Room-temperature phosphorescence-active boronate particles: characterization and ratiometric afterglow-sensing behavior via surface grafting of Rhodamine B.

Ryuhei Nishiyabu, Y. Kubo, Y. Hayashi, 2020, Chemistry, an Asian journal.

Novel merocyanine dyes are converted into the spiropyran form by irradiation with visible light

K. Maeda, H. Nakazumi, S. Yagi, 1992 .

Starburst-type triarylphosphine oxide trimers forming a stable amorphous n-type layer in solution-processed multilayer OLED

Takeshi Maeda, Naoki Okamura, Ryousuke Hiraoka, 2019, Molecular Crystals and Liquid Crystals.

Theoretical Design of Blue-Color Phosphorescent Complexes for Organic Light-Emitting Diodes: Emission Intensities and Nonradiative Transition Rate Constants in Ir(ppy)2(acac) Derivatives.

T. Asada, S. Koseki, T. Matsushita, 2021, The journal of physical chemistry. A.

Protein labeling with red squarylium dyes for analysis by capillary electrophoresis with laser‐induced fluorescence detection

C. Colyer, H. Nakazumi, S. Yagi, 2006, Electrophoresis.

Synthesis of novel π-extended D–A–D-type dipyrido[3,2-a:2′,3′-c]phenazine derivatives and their photosensitized singlet oxygen generation

T. Enoki, Y. Ooyama, Takeshi Maeda, 2021 .

Luminescent Materials for Organic Light-Emitting Diodes

S. Yagi, 2021 .

Intramolecular excitation energy transfer in diarylurea-linked zinc porphyrin–anthracene dyads

T. Minami, K. Wada, H. Horinaka, 2005, Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology.

Novel 10,13-disubstituted dipyrido[3,2-a:2′,3′-c]phenazines and their platinum(II) complexes: highly luminescent ICT-type fluorophores based on D–A–D structures

H. Fujiwara, Takeshi Maeda, Y. Sakurai, 2014 .

Development of novel deep-red/near-infrared fluorescent dyes based on a pyridinium–cyclic enolate betaine skeleton

Takeshi Maeda, S. Yagi, Naoya Suzuki, 2023, Dyes and Pigments.

Fabrication of Polarizing Poly (ethylene terephthalate) Films Using Dichroic Dyes and Their Properties

H. Nakazumi, S. Yagi, Nobuo Akagi, 2011 .

Near-infrared squaraine sensitizers bearing benzo[c,d]indolenine as an acceptor moiety

Shota Tanaka, Takeshi Maeda, Y. Sano, 2015 .

Metallo supramolecular assemblies of bis-squaraines by allosteric Ca2+ ion binding.

A. Ajayaghosh, Y. Sakurai, H. Nakazumi, 2007, Organic letters.

Tuning of external magnetic field-driven circularly polarized electroluminescence in OLED devices with a single achiral Pt(II) complex

S. Yagi, Y. Imai, Yuta Yamamoto, 2023, Organic Electronics.

Red–green–blue–yellow (RGBY) magnetic circularly polarized electroluminescence from iridium(III)-magnetic circularly polarized organic light-emitting diodes

H. Iwasaki, S. Yagi, Y. Imai, 2023, Organic Electronics.

Synthesis, structure, and complexation properties with transition metal cations of a novel methine-bridged bisquarylium dye

H. Nakazumi, S. Yagi, Yutaka Hyodo, 2002 .

White polymer light‐emitting diodes co‐doped with phosphorescent iridium complexes bearing the same cyclometalated ligand

Takeshi Maeda, H. Nakazumi, S. Yagi, 2012 .