北京市自然科学基金(4132031)

作品数：7被引量：3H指数：1
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相关作者：何大伟王永生杨冰洋刘智勇何家琪更多>>
相关机构：北京交通大学更多>>
相关期刊：《Chinese Physics B》《物理学报》更多>>
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Bathocuproine/Ag复合电极对于聚合物光伏器件效率和稳定性的影响
《物理学报》2015年第10期424-429,共6页杨冰洋 何大伟 王永生 
国家重点基础研究发展计划(批准号:2011CB932700;2011CB932703);国家自然科学基金(批准号:61335006;61378073);北京市自然科学基金(批准号:4132031)资助的课题~~
采用Bathocuproine/Ag(BCP/Ag)复合电极代替Ca/Al复合电极,制备PTB7:PC71BM作为光敏层的聚合物光伏器件,并通过改变BCP薄膜厚度来研究BCP/Ag复合电极对于器件光电转换器和稳定性的影响.研究发现:在光敏层和金属电极之间插入BCP修饰层后...
关键词：聚合物光伏器件 复合电极 载流子 
Synthesis and electrochemical properties of three-dimensional graphene/polyaniline composites for supercapacitor electrode materials
《Chinese Physics B》2015年第4期366-371,共6页赵文 何大伟 王永生 杜翔 忻昊 
Project supported by the National Basic Research Program of China(Grant Nos.2011CB932700 and 2011CB932703);the National Natural Science Foundation of China(Grant Nos.61335006,61378073,and 61077044);the Beijing Natural Science Foundation,China(Grant No.4132031);the Fundamental Research Funds for the Central Universities of Beijing Jiaotong University,China(Grant No.2014YJS136)
To improve the specific capacitance and rate capability of electrode material for supercapacitors, a three-dimensional graphene/polyaniline （3DGN/PANI） composite is prepared via in situ polymerization on GN hydrogel...
关键词：graphene/polyaniline composites electrochemical property three-dimensional graphene 
Synthesis and microwave absorption properties of graphene-oxide(GO)/polyaniline nanocomposite with Fe_3O_4 particles被引量：2
《Chinese Physics B》2015年第2期436-440,共5页耿欣 何大伟 王永生 赵文 周亦康 李树磊 
supported by the National Basic Research Program of China(Grant Nos.2011CB932700 and 2011CB932703);the National Natural Science Foundation of China(Grant Nos.61335006,61378073,and 61077044);the Beijing Natural Science Foundation,China(Grant No.4132031);the Fundamental Research Funds for the Central Universities of Beijing Jiaotong University,China(Grant No.2014YJS136)
In order to investigate the impedance matching properties of microwave absorbers,the ternary nanocomposites of GO/PANI/Fe3O4（GPF） are prepared via a two-step method,GO/PANI composites are synthesized by dilute polym...
关键词：POLYANILINE graphene-oxide FE3O4 impedance matching microwave absorption 
An approach to controlling the fluorescence of graphene quantum dots: From surface oxidation to fluorescent mechanism被引量：1
《Chinese Physics B》2014年第12期513-519,共7页胡音 何大伟 王永生 段嘉华 王素凤 富鸣 王闻硕 
Project supported by the National Basic Research Program of China(Grant Nos.2011CB932700 and 2011CB932703);the National Natural Science Foundation of China(Grant Nos.61335006,61378073,and 61077044);the Beijing Natural Science Foundation,China(Grant No.4132031)
We report a facile method of synthesizing graphene quantum dots（GQDs） with tunable emission. The as-prepared GQDs each with a uniform lateral dimension of ca. 6 nm have fine solubility and high stability. The photol...
关键词：graphene quantum dots tunable luminescence 
Improved performance of P3HT:PCBM solar cells by both anode modification and short-wavelength energy utilization using Tb(aca)_3phen
《Chinese Physics B》2014年第9期585-589,共5页卓祖亮 王永生 何大伟 富鸣 
supported by the National Basic Research Program of China(Grant Nos.2011CB932700 and 2011CB932703);the National Outstanding Youth Science Foundation of China(Grant No.60825407);the National Natural Science Foundation of China(Grant Nos.61335006,61378073,60877025,61077044,and 91123025);the Beijing Natural Science Foundation,China(Grant No.4132031);the Fundamental Research Funds for the Central Universities,China(Grant No.2012YJS116)
The performance of P3HT：PCBM solar cells was improved by anode modification using spin-coated Tb（aca）3phen ultrathin films. The modification of the Tb（aca）3phen ultrathin film between the indium tin oxide （ITO）...
关键词：P3HT：PCBM anode modification polymer solar cells 
Silica-covered Au nanoresonators for fluorescence modulating of a graphene quantum dot
《Chinese Physics B》2014年第9期483-487,共5页王素凤 何大伟 王永生 胡音 段嘉华 富鸣 王闻硕 
supported by the National Basic Research Program of China(Grant Nos.2011CB932700 and 2011CB932703);the National Natural Science Foundation of China(Grant Nos.61378073,61335006,91123025,and 61077044);the Beijing Natural Science Foundation,China(Grant No.4132031)
We synthesize Au@SiO2 composite particles with a core-shell structure, and utilize the Au@SiO2 nanoparticles to modulate the fluorescence emission of the graphene quantum dot （GQD） through varying the silica shell t...
关键词：graphene quantum dot FLUORESCENCE nanoparticles 
共轭聚合物中掺杂可溶性石墨烯对于OLED和OPV性能的影响
《物理学报》2013年第17期533-538,共6页何家琪 何大伟 王永生 刘智勇 
国家重点基础研究发展计划(973计划)(批准号:2011CB932700,2011CB932703);国家杰出青年科学基金(批准号:60825407);国家自然科学基金(批准号:61077044);国家自然科学基金(批准号:61378073,61335006);北京市自然科学基金(批准号:4132031)资助的课题~~
本文重点研究了不同浓度可溶性石墨烯(SPFGO)对于聚[2-甲氧基-5-(2-乙基己氧基)]对苯乙炔(MEHPPV)/SPFGO复合薄膜的光致发光(PL)、有机电致发光(OLED)和有机光伏(OPV)性能的影响.研究发现,在MEH-PPV中掺杂SPFGO之后,MEH-PPV/SPFGO复合...
关键词：SPFGO OLED OPV 
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