红荧烯
- 网络Rubrene;Tetraphenylnaphthacene
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本实验利用了超高真空低温扫描隧道显微镜,测量了红荧烯在铅岛表面的自组装结构和Co在Bi表面的磁性纳米点阵。
This experiment using the ultra-high vacuum low temperature scanning tunneling microscope to measure the self-assembled structures of rubrene on the surface of Pb island and the magnetic nanometer lattice of Co on the surface of Bi ( 111 ) .
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复合体系中,在不同区域结合能差异的驱使下,红荧烯分子优先沉积在自组装单层膜与Si02基底交界的台阶边缘处。
On the mixed system , the rubrene molecules preferentially deposit along the step edge of alkyl chain SAMs induced by the binding energy difference .
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此外,构建了由纯SiO2基底和自组装膜覆盖的Si02基底组成的复合体系,以研究红荧烯分子的边缘诱导生长。
Additionally , a mixed system composed of bare silica substrate and SAMs covered substrate was constructed to investigate the edge-induced area-selective growth .
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经过分析人们认为,在红荧烯这类有机芳香烃材料中,其材料本身的特性容易产生另一种物理机制,即:单重态激子裂变(singletexcitonfission,STT)机制。
It is believed that through the analysis in the rubrene ( such organic aromatic ) material , the characteristic of the material itself is easy to produce another physical mechanism , namely : singlet exciton fission ( STT ) mechanism .
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模拟结果表明,基底的表面结合能与自组装单层膜结构在红荧烯分子生长结晶过程中产生了非常重要的影响。
The simulated results reveal that surface binding energy and structural order of SAMs , exhibits a significant effect on rubrene growth and crystallinity .
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结合密度泛函理论计算结果,我们发现在沉积过程中,红荧烯分子以近乎直立于基底的状态形成了典型的π-π共轭结构,这种结构有力于电荷的迁移。
In combination of MD simulation and Density functional theory ( DFT-D ) results , we found that the typical conjugated structures of rubrene molecules were formed during the deposition process .
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为了获得高质量的红荧烯晶体薄膜,一些特殊的方法,比如低压热墙沉积法,真空退火法,逐渐升高基底温度等方法也相应而生。
In order to fabricate rubrene thin films with high crystalline quality , several special methods such as low pressure hot wall deposition , deposition in situ vacuum annealing , and ramping substrate temperature slowly have been designed .