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List of works by Takeji Takui

(Azulene-1,3-diyl)-bis(nitronyl nitroxide) and (Azulene-1,3-diyl)-bis(iminonitroxide) and Their Copper Complexes.

scientific article

(Nitronyl Nitroxide)-Substituted Trioxytriphenylamine Radical Cation Tetrachlorogallate Salt: A 2p-Electron-Based Weak Ferromagnet Composed of a Triplet Diradical Cation

article

A bowl-shaped ortho-semiquinone radical anion: quantitative evaluation of the dynamic behavior of structural and electronic features

scientific article published on August 2010

A new ferrimagnet based on a radical-substituted radical cation salt

scientific article

A probabilistic spin annihilation method for quantum chemical calculations on quantum computers

scientific article published on 17 September 2020

A synthetic two-spin quantum bit: g-engineered exchange-coupled biradical designed for controlled-NOT gate operations

scientific article published on 31 August 2012

Air-stable Curved π-Radical Based on Corannulene: Dynamic Electronic-spin Structure Induced by Temperature-dependent Conformational Changes

Alternating covalent bonding interactions in a one-dimensional chain of a phenalenyl-based singlet biradical molecule having Kekulé structures

scientific article published on October 2010

An Extremely Redox-Active Air-Stable Neutral π Radical: Dicyanomethylene-Substituted Triangulene with a Threefold Symmetry

scientific article published on 23 November 2012

Charge-Transfer Character Drives Möbius Antiaromaticity in the Excited Triplet State of Twisted [28]Hexaphyrin

scientific article published on 09 May 2018

Chiral Stable Phenalenyl Radical: Synthesis, Electronic-Spin Structure, and Optical Properties of [4]Helicene-Structured Diazaphenalenyl

scientific article published on 25 May 2012

Curve-structured phenalenyl chemistry: synthesis, electronic structure, and bowl-inversion barrier of a phenalenyl-fused corannulene anion

scientific article

Curved aromaticity of a corannulene-based neutral radical: crystal structure and 3 d unbalanced delocalization of spin

scientific article

Cyclic Triradicals Composed of Iminonitroxide-Gold(I) with Intramolecular Ferromagnetic Interactions

scientific article

Diaminotriazine-substituted nitronyl nitroxide: a novel building block for organic magnets having multiple hydrogen bonding substituents as structure-determining supramolecular synthons

ESR and 1H-,19F-ENDOR/TRIPLE Study of Fluorinated Diphenylnitroxides as Synthetic Bus Spin-Qubit Radicals with Client Qubits in Solution

Electronic Stabilization Effect of a Spin-Delocalized Neutral Radical: Synthesis of an 8-Cyano-6-oxophenalenoxyl Derivative and Quantitative Evaluation of the Electronic Spin Structure in terms of Resonance Structures

scientific article published in March 2011

Fluoreno[2,3-b]fluorene vs Indeno[2,1-b]fluorene: Unusual Relationship between the Number of π Electrons and Excitation Energy in m-Quinodimethane-Type Singlet Diradicaloids.

scientific article published on 6 January 2017

Hexaazaphenalene derivatives: one-pot synthesis, hydrogen-bonded chiral helix, and fluorescence properties

scientific article published on November 2010

Hexamethoxyphenalenyl as a Possible Quantum Spin Simulator: An Electronically Stabilized Neutral π Radical with Novel Quantum Coherence Owing to Extremely High Nuclear Spin Degeneracy

scientific article published on 02 April 2013

Implementation of molecular spin quantum computing by pulsed ENDOR technique: Direct observation of quantum entanglement and spinor

Indeno[2,1-b]fluorene: A 20-π-Electron Hydrocarbon with Very Low-Energy Light Absorption

scientific article published on 29 April 2013

Magnetic Interaction of Tri- and Di-oxytriphenylamine Radical Cation FeCl4Salts

scientific article published on 31 October 2007

Magnetic Properties of π-Conjugated Hybrid Phenoxyl-Nitroxide Radicals with Extended π-Spin Delocalization

scientific article published on 16 March 2020

Molecular electron-spin quantum computers and quantum information processing: pulse-based electron magnetic resonance spin technology applied to matter spin-qubits

Nitroxide-substituted nitronyl nitroxide and iminonitroxide

scientific article published on 21 October 2010

Open-Shell and Antiaromatic Character Induced by the Highly Symmetric Geometry of the Planar Heptalene Structure: Synthesis and Characterization of a Nonalternant Isomer of Bisanthene

scientific article published on 29 May 2019

Organic tailored batteries materials using stable open-shell molecules with degenerate frontier orbitals.

scientific article

Preparation and magnetic properties of metal-complexes from N-t-butyl-N-oxidanyl-2-amino-(nitronyl nitroxide).

scientific article published on 23 December 2013

Preparation and magnetic properties of verdazyl-substituted dihydrophenazine radical cation tetrachloroferrate salts

Pulsed electron spin nutation spectroscopy for weakly exchange-coupled multi-spin molecular systems with nuclear hyperfine couplings: a general approach to bi- and triradicals and determination of their spin dipolar and exchange interactions

article by Kazuki Ayabe et al published 4 July 2013 in Molecular Physics

Pulsed electron spin nutation spectroscopy of weakly exchange-coupled biradicals: a general theoretical approach and determination of the spin dipolar interaction

scientific article published on 28 May 2012

Pyrene-Dihydrophenazine Bis(Radical Cation) in a Singlet Ground State

scientific article published on 01 July 2009

Quantum chemistry on quantum computers: quantum simulations of the time evolution of wave functions under the S2 operator and determination of the spin quantum number S

scientific article published on 01 July 2019

Radical-substituted dihydrophenazine radical cation salts: Molecular packing structure and bulk magnetic property

Redox-Induced Modulation of Exchange Interaction in a High-Spin Ground-State Diradical/Triradical System

scientific article published on 21 February 2020

Singlet biradical character of phenalenyl-based Kekulé hydrocarbon with naphthoquinoid structure.

scientific article

Solution-Stable Triple Helicates of Quaterimidazole: Three-Dimensional Crystal Structures and Optical Resolution by Chiral-Column HPLC

Synthesis and Characterization of Teranthene: A Singlet Biradical Polycyclic Aromatic Hydrocarbon Having Kekulé Structures

scientific article published in 2010

Synthesis and Magnetic Properties of (Pyrrolidin-1-oxyl)-(Nitronyl Nitroxide)/(Iminonitroxide)-Dyads

article

Synthesis and Magnetic Properties of Dimethylmethylenebis(iminonitroxide) Diradical

Synthesis and Magnetic Properties of Nitronyl Nitroxides with an Adjacent Chiral Group

Synthesis and Magnetic Properties of Trioxytriphenylamine Dimers in their Di(radical cationic) States.

scientific article

Synthesis and Properties of a Bis[(nitronyl nitroxide)-2-ide radical anion]-Palladium Complex

Synthesis and identification of a trimethylenemethane derivative pi-extended with three pyridinyl radicals

scientific article published in February 2010

Synthesis, Crystal Structure, and Physical Properties of Sterically Unprotected Hydrocarbon Radicals

article

Synthesis, Intermolecular Interaction, and Semiconductive Behavior of a Delocalized Singlet Biradical Hydrocarbon

scholarly article by Takashi Kubo et al published 14 October 2005 in Angewandte Chemie International Edition

Synthetic organic spin chemistry for structurally well-defined open-shell graphene fragments

scientific article

Thermochromism in an organic crystal based on the coexistence of sigma- and pi-dimers

scientific article published on 2 December 2007

Three-Dimensional Intramolecular Exchange Interaction in a Curved and Nonalternant π-Conjugated System: Corannulene with Two Phenoxyl Radicals

scientific article (publication date: 27 January 2010)

Trinitroxide-Trioxytriphenylamine: Spin-State Conversion from Triradical Doublet to Diradical Cation Triplet by Oxidative Modulation of a π-Conjugated System

scientific article published on 16 February 2012

Triple-stranded metallo-helicates addressable as Lloyd's electron spin qubits

scientific article published in May 2010

Triplet Diradical-Cation Salts Consisting of the Phenothiazine Radical Cation and a Nitronyl Nitroxide

scientific article published on 30 April 2019

Trityl-Aryl-Nitroxide-Based Genuinely g-Engineered Biradicals, As Studied by Dynamic Nuclear Polarization, Multifrequency ESR/ENDOR, Arbitrary Wave Generator Pulse Microwave Waveform Spectroscopy, and Quantum Chemical Calculations

scientific article published on 16 August 2019

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