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Systematic Synthesis of Organic Semiconductors with Variable Band Gaps
Band Gap Isothianaphthene Organic Photovoltaics Polythiophene Semiconducting Polymers Thieno[3 4 b]thiophene
2014/11/21
Polymeric materials are attractive candidates for the fabrication of low cost, large area photovoltaic devices. Controlling the band gap of the electroactive polymer is an essential factor in optimizi...
Design of Hybrid Conjugated Polymer Materials: 1) Novel Inorganic/Organic Hybrid Semiconductors and 2) Surface Modification Via Grafting Approaches
Conjugated Polymers hybrid materials organic electronics Polymer electronics polymer grafting surface modification
2014/11/21
The research presented in this dissertation focuses on the design and synthesis of novel hybrid conjugated polymer materials using two different approaches: 1) inorganic/organic hybrid semiconductors ...
Aerosol-assisted synthesis of mesoporous organosilica microspheres with controlled organic contents
aerosol-assisted synthesis mesoporous material surfactant
2009/4/30
Periodic mesoporous organosilica (PMO) spherical particles with different organic contents were synthesized in one pot by reacting 1,2-bis(triethoxysilyl)ethane (BTSE) with tetraethylorthosilicate (TE...
Magneto-optical studies of low-dimensional organic conductors
periodic orbit resonance Fermi surface low-dimensional organic conductors
2009/4/30
Our periodic orbit resonance (POR) results on quasi-two-dimensional (q2D), highly anisotropic q2D and quasi-one-dimensional (q1D) organic conductors are reviewed together with our rotational cavity ma...
Theoretical study of the zero-gap organic conductor α-(BEDT-TTF)2I3
organic conductor α-(BEDT-TTF)2I3 massless Dirac fermion
2009/4/30
The quasi-two-dimensional molecular conductor α-(BEDT-TTF)2I3 exhibits anomalous transport phenomena where the temperature dependence of resistivity is weak but the ratio of the Hall coefficient at 10...
Experimental study of organic zero-gap conductor α-(BEDT-TTF)2I3
organic massless Dirac Fermions system transport phenomena zero mode
2009/4/30
A zero-gap state with a Dirac cone type energy dispersion was discovered in the organic conductor α-(BEDT-TTF)2I3 under high hydrostatic pressures. This is the first two-dimensional (2D) zero-gap stat...
Recent progress in high-pressure studies on organic conductors
organic conductor superconductivity charge-density-wave spin-density-wave
2009/4/30
Recent high-pressure studies of organic conductors and superconductors are reviewed. The discovery of the highest Tc superconductivity among organics under high pressure has triggered the further prog...
Organic superconductors with an incommensurate anion structure
organic superconductor incommensurate composite crystal Fermi surface
2009/4/30
Superconducting incommensurate organic composite crystals based on the methylenedithio-tetraselenafulvalene (MDT-TSF) series donors, where the energy band filling deviates from the usual 3/4-filled, a...
Tetrathiapentalene-based organic conductors
molecular conductor tetrathiapentalene cyclic voltammetry
2009/4/30
The synthesis, structure and properties of tetrathiapentalene-based (TTP) organic conductors are reviewed. Among various TTP-type donors, bis-fused tetrathiafulvalene, 2,5-bis(1,3-dithiol-2-ylidene)-1...
First-principles electronic-band calculations on organic conductors
first-principles calculation electronic structure organic conductor
2004/4/30
Predicting electronic-band structures is a key issue in understanding the properties of materials or in materials design. In this review article, application examples of first-principles calculations,...