Conjugated Polymers in Solution and in the Solid State
Conjugated Polymers in Solution and in the Solid State
批准号:
9300366
负责人:
Alan Heeger
金额:
$45.0万
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
1993
资助国家:
美国
项目状态:
已结题
起止时间:
1993-06-15 至 1998-05-31
中文摘要
两个重要的方向提供了本研究的重点。 一个目标是实现高量子效率的光致发光 从溶液和固体薄膜中的共轭聚合物。 等 高效发光聚合物膜旨在用于 由导电聚合物制成的发光二极管(LED)。 二是研究高量子效率的电荷分离 在共轭聚合物-“巴基球”复合材料和p-n 由共轭聚合物-“巴基球”双层制成的异质结。 光诱导电荷转移类似于 人工光合作用 更深入地了解科学 提供了低成本高效太阳能转换的潜力 由这种异质结制造的太阳能电池。 导电聚合物现在可作为具有独特的 性质:重要的电子和光学性质, 半导体和金属与有吸引力的 聚合物的机械性能和加工优势。 这项研究将为量子力学提供基础科研研究 共轭聚合物中π电子的化学和物理 用于LED和人工光合作用。
英文摘要
Two important directions provide the focus of this research. One goal is to achieve high quantum efficiency photoluminescence from conjugated polymers in solution and in solid thin films. Such highly efficient luminescent polymer films are intended for use in light-emitting diodes (LEDs) fabricated from conducting polymers. The other is to study high quantum efficiency charge separation in conjugated polymer-"buckyball" composites and in p-n heterojunctions made from conjugated polymer-"buckyball" bilayers. The photoinduced charge transfer is analogous to the key step in artificial photosynthesis. A deeper understanding of the science offers the potential for low-cost efficient solar energy conversion from solar cells fabricated from such heterojunctions. Conducting polymers are now available as materials with unique properties: the important electronic and optical properties of semiconductors and metals in combination with the attractive mechanical properties and the processing advantages of polymers. The research will provide basic scientific research on the quantum chemistry and physics of the pi-electrons in conjugated polymers for LEDs and artificial photosynthesis.
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Opportunities and Challenges in the Field of Semiconducting (conjugated) Polymers
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批准号:0856060
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项目类别:Continuing Grant
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资助金额:$70.0万
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财政年份:2009
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负责人:Alan Heeger
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依托单位:
Light Emission From Ambipolar Semiconducting Polymer Field Effect Transistors
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批准号:0602280
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项目类别:Continuing Grant
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资助金额:$37.8万
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财政年份:2006
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负责人:Alan Heeger
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依托单位:
Luminescent Polyelectrolytes for use in Biosensors
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批准号:0099843
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项目类别:Continuing Grant
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资助金额:$33.0万
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财政年份:2001
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负责人:Alan Heeger
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依托单位:
Conjugated Polymers as Materials for Solid State Lasers
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批准号:9730126
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项目类别:Standard Grant
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资助金额:$30.9万
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财政年份:1998
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负责人:Alan Heeger
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依托单位:
Ultrafast Spectroscopic Studies of Forster Energy Transfer in Semiconducting Polymer Blends: The Route to High Gain Materials for Low Threshold Polymer Lasers
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批准号:9812852
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:1998
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负责人:Alan Heeger
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依托单位:
Polymer Light-Emitting Electrochemical Cells: A New Direction for Electroluminescent Devices Fabricated with Conducting Polymers
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批准号:9528204
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项目类别:Continuing Grant
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资助金额:$22.5万
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财政年份:1996
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负责人:Alan Heeger
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依托单位:
Ultrafast Spectroscopic Studies of Semiconducting Polymer Blends: The Route to High Efficiency Photoluminescence
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批准号:9510387
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1995
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负责人:Alan Heeger
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依托单位:
Transient Photo-induced Conductivity in High Tc Materials: Phase Separation in Photogenerated Carriers into Metallic Drops and Photo-Induced Superconductivity
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批准号:9121946
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1992
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负责人:Alan Heeger
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依托单位:
Gel-Processing as a Route to High Performance Oriented Electronic and Optical Polymer Materials: Design and Synthesis on the Supramolecular Length Scale
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批准号:9100033
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1991
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负责人:Alan Heeger
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依托单位:
Photogenerated Polarons in High-Tc Superconducting Oxides: Infrared Excitation Spectroscopy and Transient Photoinduced Conductivity in Semiconducting Yttrium-Barium-Copper-Oxides
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批准号:9102634
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:1991
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负责人:Alan Heeger
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依托单位:
Conducting Polymers as Macromolecular Systems: Comprehensive Studies in Solution, in the Melt, and in the Solid State
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批准号:8915207
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1990
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负责人:Alan Heeger
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依托单位:
Sub-Picosecond Electro-Optic Sampling Facility for Fast Transient Photoconductivity Studies of Materials from the Family of High Temperature Superconducting Oxides
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批准号:9005866
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:1990
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负责人:Alan Heeger
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依托单位:
Time-Resolved Optical Waveguide Experiments with Conjugated Polymers: Direct Measurement of the Magnitude and Sign of Third Order Non-linear Optical Susceptibility
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批准号:9012808
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1990
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负责人:Alan Heeger
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依托单位:
US-Belgium Cooperative Research: Development and Characterization of Conjugated Polymers
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批准号:8912268
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项目类别:Standard Grant
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资助金额:$0.93万
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财政年份:1989
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负责人:Alan Heeger
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依托单位:
Oriented Conducting Polymers: Solution Processing and Characterization
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批准号:8703399
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1988
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负责人:Alan Heeger
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依托单位:
Gels and Solutions of Soluble Conjugated Polymers
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批准号:8615483
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1987
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负责人:Alan Heeger
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依托单位:
Synthesis of New Organic Materials with Unusual Properties (Materials Research)
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批准号:8514944
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项目类别:Continuing Grant
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资助金额:$29.98万
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财政年份:1986
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负责人:Alan Heeger
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依托单位:
Electron Spin Resonance Studies of Conducting Polymers: Charge Storage and Charge Transport in Non-Degenerate Ground State Polymers (Materials Research)
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批准号:8521392
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1986
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负责人:Alan Heeger
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依托单位:
Synthesis of Conducting Polymers and A New Graphite (Parquetite) (Materials Research)
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批准号:8601206
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1986
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负责人:Alan Heeger
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依托单位:
New Syntheses of Polyenes (Materials Research)
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批准号:8215176
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项目类别:Continuing grant
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资助金额:$0.0万
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财政年份:1983
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负责人:Alan Heeger
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依托单位:
海外基金