Energy Transfer Mechanisms in Large Low-Bandgap Polymers from Time-Resolved Experiments and Nonadiabatic Molecular Dynamics Calculations [0.03%]
基于时间分辨实验和非定域分子动力学计算的大低带隙聚合物能量转移机制
Gabriel S Phun,Dana B Kern,Matthew Y Sfeir et al.
Gabriel S Phun et al.
Conjugated polymers offer unprecedented chemical tunability for modulating energy transfer in a multitude of infrared light applications. In this work, we use a combination of time-resolved spectroscopic experiments and nonadiabatic molecul...
Solvent-Free Transfer of Freestanding Large-Area Conjugated Polymer Films for Optoelectronic Applications [0.03%]
用于光电应用的自支撑大面积共轭聚合物薄膜的无溶剂转移技术
Guillermo L Esparza,Moses Kodur,Alexander X Chen et al.
Guillermo L Esparza et al.
For example, low-bandgap polymers with alternating donor-acceptor structures cannot be deposited from the vapor phase, and solution-phase deposition is always subject to issues related to the incompatibility of the substrate with the solvent.
Understanding the langmuir and Langmuir-Schaefer film conformation of low-bandgap polymers and their bulk heterojunctions with PCBM [0.03%]
了解低带隙聚合物的Langmuir和Langmuir-Schaefer膜构型及其与PCBM的本体异质结
Edilene A Silva,Alberto Gregori,José D Fernandes et al.
Edilene A Silva et al.
Low-bandgap polymers are widely used as p-type components in photoactive layers of organic solar cells, due to their ability to capture a large portion of the solar spectrum. The comprehension of their supramolecular assembly is crucial in ...
Effects of Chemical Composition, Film Thickness, and Morphology on the Electrochromic Properties of Donor-Acceptor Conjugated Copolymers Based on Diketopyrrolopyrrole [0.03%]
基于二酮吡咯并吡咯的给体-受体共聚物的电致变色性能的研究：化学组成、膜厚和形貌的影响
Wei Teng Neo,Zugui Shi,Ching Mui Cho et al.
Wei Teng Neo et al.
The low-bandgap polymers display dark tones with colors ranging from magenta to blue, and reveal reversible colored-to-transmissive electrochromism in absorption/transmission-type devices with high optical contrasts (up to 48 and 77 % in the visible and near-infrared regions, respectively), modest switching
Facile Method for the Investigation of Temperature-Dependent C60 Diffusion in Conjugated Polymers [0.03%]
一种研究富勒烯C60在共轭聚合物中温度相关扩散的简便方法
Christina Saller,Frank-Julian Kahle,Thomas Müller et al.
Christina Saller et al.
We applied this technique to three carbazole-based low-bandgap polymers with different glass temperatures with a view to study the impact of structural changes of the polymer matrix on the diffusion process.
Synthesis and Characterization of Polycyclic Aromatic Hydrocarbons with Different Spatial Constructions Based on Hexaphenylbenzene Derivatives [0.03%]
基于六苯基苯衍生物的不同空间结构的稠环芳香烃化合物的合成与表征
Hua Chen,Haoyun Zhu,Yuli Huang et al.
Hua Chen et al.
In recent years, low-bandgap polymers have attracted much attention in a wide range of fields....Herein, we have designed and prepared low-bandgap polymers in a different way by using the factors Eθ (the deviation from planarity of the polymer chain) and EInt (the interaction of the molecular chains in the solid state).
Highly efficient exciton harvesting and charge transport in ternary blend solar cells based on wide- and low-bandgap polymers [0.03%]
基于宽带隙和窄带隙聚合物的三元共混太阳能电池中高效的激子收获和电荷传输现象研究
Yanbin Wang,Hideo Ohkita,Hiroaki Benten et al.
Yanbin Wang et al.
We have designed highly efficient ternary blend solar cells based on a wide-bandgap crystalline polymer, poly(3-hexylthiophene) (P3HT), and a low-bandgap polymer, poly[(4,4'-bis(2-ethylhexyl)dithieno[3,2-b:2'3'-d]silole)-2,6-diyl-alt-(2,1,3...
On the role of local charge carrier mobility in the charge separation mechanism of organic photovoltaics [0.03%]
有机光伏载流子迁移率在电荷分离机制中的作用研究
Saya Yoshikawa,Akinori Saeki,Masahiko Saito et al.
Saya Yoshikawa et al.
Here we provide a systematic investigation on the role of local charge carrier mobility in bulk heterojunction films of ten different low-bandgap polymers and polythiophene analogues blended with methanofullerene (PCBM).
High-efficiency all-polymer solar cells based on a pair of crystalline low-bandgap polymers [0.03%]
一种结晶型低带隙聚合物体系的高效全聚合物太阳电池研究
Cheng Mu,Peng Liu,Wei Ma et al.
Cheng Mu et al.
All-polymer solar cells based on a pair of crystalline low-bandgap polymers (NT and N2200) are demonstrated to achieve a high short-circuit current density of 11.5 mA cm-2 and a power conversion efficiency of up to 5.0% under the standard AM1.5G spectrum with one sun intensity.
ZnO nanorod arrays for various low-bandgap polymers in inverted organic solar cells [0.03%]
用于各种低带隙聚合物的倒置有机太阳能电池的氧化锌纳米线数组
Ping-Yi Ho,Subramani Thiyagu,Shao-Hsuan Kao et al.
Ping-Yi Ho et al.
Through those experiments, we established a potentially universal and efficient ZnO NRs platform for various low-bandgap polymers to achieve high efficiency of inverted PSCs.
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