云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(20674005)

国家自然科学基金(20674005): 作品数：14被引量：29H指数：3; 导出分析报告; 相关作者：杨槐曹晖杨洲张晓光黄维更多>>; 相关机构：北京科技大学大连医科大学光电系统信息控制技术国家级重点实验室济南大学更多>>; 相关期刊：《分子科学学报》《液晶与显示》《中国粉体技术》《Chinese Chemical Letters》更多>>; 相关主题：LIQUID_CRYSTAL液晶LIQUID_CRYSTALSHELICAL螺距更多>>; 相关领域：理学农业科学化学工程金属学及工艺更多>>

具有宽波反射特性的胆甾相液晶固体薄膜材料的研究: 《分子科学学报》2011年第4期229-233,共5页李发胜齐琳张莹毛卫民王磊; 国家自然科学基金资助项目(20674005);国家"863"计划平板显示重大专项基金资助项目(2008AA03A318);国家科技支撑计划项目(2007BAE31B00); 采用两步聚合法得到了具有宽波反射特性的固体胆甾相液晶薄膜,首先通过聚合物稳定胆甾相液晶制备了螺旋结构的高分子网络,然后灌入具有不同螺距的可聚合的胆甾相小分子液晶单体混合物,经紫外光照射聚合后获得了能够反射可见光区(450～78...; 关键词：胆甾相液晶螺距梯度宽波反射两步聚合固体薄膜

紫外吸收染料诱导的具有宽波反射特性的胆甾相液晶聚合物薄膜被引量：5: 《液晶与显示》2011年第5期573-576,共4页李发胜王磊齐琳刘晓晨毛卫民; 国家自然科学基金项目(20674005);国家"863"计划平板显示重大专项(No.2008AA03A318);国家科技支撑计划(No.2007BAE31B00); 利用紫外光吸收染料诱导胆甾相液晶体系形成螺距梯度,制备了具有宽波反射特性的胆甾相液晶聚合物薄膜。研究表明,由于紫外光吸收染料的存在,在紫外光诱导聚合的过程中,在复合材料中将形成紫外光强度梯度,进而形成手性单体的浓度梯度,最...; 关键词：胆甾相液晶螺距梯度宽波反射紫外光吸收染料

A selective reflecting film with a temperature-dependent pitch length被引量：1: 《Chinese Chemical Letters》2010年第3期279-282,共4页Yuan, Xiao Tao Cao, Hui Yang, Zhou Yang, Huai; support from National Natural Science foundation (No.20674005);Major project of Ministry Education of the People's Republic of China(No.104187);Doctoral Fund of Ministry of Education of the People's Republic of China(No.20050425850); A(polymer network/liquid crystal/chiral dopants) composite exhibiting a temperature-sensing switch of infrared spectrum has been developed.Because of the different change of the chiral dopant in the helical twisting p...; 关键词：Polymer stabilized liquid crystal Thermally induced inversion helical sense Anchoring effect

自组装法制备新型液晶垂直取向膜被引量：2: 《液晶与显示》2010年第1期62-67,共6页赵东宇孟庆勇杨光达曹晖黄维何万里王国杰杨洲张晓光杨槐; 国家自然科学基金(No.20674005);国家"863"高技术发展计划(No.2006AA03Z108);国家"863"计划平板显示专项(No.2008AA03A318);国家科技支撑计划(No.2007BAE31B00);光电系统信息控制国家级重点实验室基金(No.9140C150102090C150); 用硅烷偶联剂3-氨丙基-三乙氧基硅烷,通过自组装反应在石英基板表面制备了含有二苯乙炔基的自组装单层膜。用该自组装膜作为向列相液晶的取向层制成液晶器件,在偏光显微镜下观察,发现向列相液晶获得了均匀、稳定的垂直取向效果。热稳定...; 关键词：液晶垂直取向二苯乙炔自组装硅烷偶联剂

Influence of terminal alkyl chain length on helical twisting property of chiral 1,2-propanediol derivatives: 《Chinese Chemical Letters》2009年第12期1435-1438,共4页Wei Huang Guang Da Yang Zhen Yu Bian Xiao Juan Wu Guo Jing Ma Qi Huang Huai Yang; supported by the National Natural Science Foundation(No.20674005);the Flat-Panel Display Special Project of China 863 Plan(No.2008AA03A318);Projects of Chinese National Science and Technology Tackling Key Problems(No.2007BAE31B02);Program of National Laboratory of Electro-Optics System Technology(No.9140C150102090C1501).; In this study, a novel series of chiral 1,2-propanediol derivatives with different terminal alkyl chain length were synthesized and characterized by FT-IR, ^1H NMR and DSC. After doped into a nematic liquid crystal ho...; 关键词：Chiral dopant Liquid crystal Helix inversion Molecular twisting power

Facile synthesis and characterization of novel thermo-chromism cholesteryl-containing hydrogen-bonded liquid crystals被引量：3: 《Chinese Chemical Letters》2009年第11期1303-1306,共4页Wan Li He Tao Liu Zhou Yang Dong Yu Zhao Wei Huang Hui Cao Guo Jie Wang Huai Yang; supported by National Natural Science foundation(No.20674005);Program of National High Technology 863 program of China(No.2006AA03Z108);Science and Technology Program of Beijing,China (No.Y0405004040121); Two series of novel cholesteryl-containing H-bonded liquid crystals were prepared through facile self-assembly between cholesteryl isonicotinate （proton acceptor） exhibiting a monotropic cholesteric phase, and the 4...; 关键词：Liquid crystal Hydrogen bond Self-assembly Selective reflection Thermo-chromism

Synthesis and mesomorphic properties of novel tolane-type liquid crystals被引量：1: 《Chinese Chemical Letters》2009年第11期1283-1286,共4页Dong Yu Zhao Qing Yong Meng Xiao Peng Cui Huai Yang; supported by National Natural Science foundation(No.20674005);Program of National High Technology 863 program of China(No.2006AA03Z108);National Key Technology Program(No.2007BAE31B00);Key Program for Panel Display of 863 program of China(No.2008AA03A318); Two series of novel tolane-type liquid crystals （LCs） comprising of hydrogen-bonded organic acids were synthesized. The formation of dimerized H-bond LCs was confirmed by IR spectroscopy, and mesomorphic properties ...; 关键词：TOLANE Hydrogen-bonded liquid crystal Mesomorphic properties SYNTHESIS

Reinvestigation of liquid crystalline property of dimesogenic compound consisting of cholesterol and cyanobiphenyl: 《Chinese Chemical Letters》2009年第9期1077-1080,共4页Hai Quan Zhang Wen Ke Liu Li Cheng Zhao Zi Hui Cheng Shuai Zhang Ying Li Huai Yang; supported by the National Natural Science Foundation(No.20674005);the Major project of Ministry Education of the People's Republic of China(No.104187);Doctoral Fund of Ministry of Education ofthe People's Republic of China(No.20050425850); The dimesogenic compound consisting of cholesterol and cyanobiphenyl mesogens interlinked by ω-oxyalkanoyl spacer was synthesized. The mesomorphic properties were investigated by differential scanning calorimetry （...; 关键词：Dirnesogenic compounds Liquid crystal Cholesteric phase Smectic ordering

玻璃基TiO2-Fe2O3-CeO2复合纳米薄膜的光催化性能研究被引量：1: 《中国粉体技术》2009年第4期31-35,共5页李静姚明明张颖杨槐; 国家自然科学基金项目,编号:20674005; 摘要：在溶胶-凝胶法制备的TiO2胶膜表面涂覆金属离子，通过焙烧制备TiO2-Fe2O3-CeO2复合纳米薄膜。以甲基橙为目标降解物，讨论过渡金属离子Fe3＋和稀土金属离子Ce2＋的掺杂对TiO2薄膜光催化活性的影响。采用SEM、XRD、EDS等表征手段...; 关键词：溶胶-凝胶复合纳米薄膜光催化性能

Synthesis and helical twisting property of polymerizable chiral dopant with temperature-dependent solubility in liquid crystal: 《Chinese Chemical Letters》2009年第7期873-876,共4页Wei Huang Yu Bo Cao Xiao Guang Zhang Fa Sheng Li Huai Yang; supported by the National Basic Research Program of China(No.2007CB613301);the National Natural Science Foundation(No.20674005);the Program of Beijing Municipal Science and Technology(No.Y0405004040121).; In this study, right-handed dicinnamate isosorbide was synthesized via the esterification reaction betweefi optically active isosorbide and cinnamate. The chiral dopant was characterized by FT-IR, ^1H NMR, elemental a...; 关键词：Chiral dopant Temperature-dependent solubility Liquid crystal Helical twisting power

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