Supported by the National Natural Science Foundation of China under Grant No 11474218
Within a Su-Schriffer-Heeger model modified to include electron-electron interaction and an external electric field, we investigate the dynamics of oppositely charged polarons in a polymer chain in the presence of bot...
Supported by the National Key Basic Research Program under Grant Nos 2009CB929204 and 2010CB923402;the National Natural Science Foundation under Grant Nos 11174181;the Excellent Youth and Middle Age Scientists Fund of Shandong Province under Grant No BS2009NJ006.
Polarization of a high-energy exciton in conjugated polymers is investigated theoretically by using an extended one-dimensional tight-binding Su–Schrieffer–Heeger(SSH)model.Under an external electric field,the rever...
Supported by the National Natural Science Foundation of China, the MSTC of China under Grant No 2006CB921302, the EC Project OFSPIN (NMP3-CT-2006-033370), the Program for New Century Excellent Talents in University (NCET), and Hebei Province Outstanding Youth Science Fund (A2009001512).
Being driven by an external electric field a polaron carrying both spin 1/2 and charge ±e moves at a constant speed in a polymer chain. When the polaron passes through a specific site, which couples to a magnetic imp...
Supported by the National Basic Research Programme of China under Grant No 2002CB613405, and the National Natural Science Foundation of China under Grant Nos 50573024 and 50433030, the Key Project of the Ministry of Education of China (104208), and the Natural Science Foundation of South China University of Technology (E5040910).
Polymer photovoltaic devices based on poly(3-hexylthiophene) (P3HT) : [6,6]-phenyl-C61-butyricacid methyl ester (PCBM) 1:1 weight-ratio blend are reported. The effects of various annealing treatments on the de...
Supported by the Hundred Talents Program of Chinese Academy of Sciences, the National Science Fund for Distinguished Young Scholars of China under Grant No 50325312, the National Natural Science Foundation of China for Creative Research Groups under Grant No 20621401, and the National Basic Research Programme of China under Grant No 2002CB613404.
An organic integrated pixel with organic light-emitting diodes (OLEDs) driven by organic thin film transistors (OTFTs) is fabricated by a greatly simplified processing. The OTFTs are based on copper phthalocyanine...
Supported by the National Natural Science Foundations of China under Grant Nos 90103034 and 50323006, and the Fund from Tianjin University.
We investigate the re-exciting process of a soliton, a polaron and a bipolaron in conjugated polymers. For a soliton case, the processes S^0 + hv→ S^± P↓± and S^± + hv→S^0 +P± will take place, where S^0 ,S^...
A fully non-local exchange-correlation formalism the weighted density approximation (WDA), has within the framework of density functional theory, known as been applied to the conjugated polymer poly-para-phenylene v...
Supported by the National Natural Science Foundation of China under Grant Nos 60125513, 10474010, and 10274009, and the Jiangsu High-Technology Program under Grant No BG2003032.
Employing an organic dye salt of trans-4-[p-[N-methyl-N-(hydroxymethyl)amino]styryl]-N-methylphridinium tetraphenylbovate (ASPT) as the active layer, 8-hydrocyquinoline aluminium (Alq3) as the electron transport...
Supported by the National Natural Science Foundation of China under Grant No.19874068;the National High Performance Computing Fund.
The basic physical processes offield-induced luminescence quenching in electroluminescent conjugated polymers is studied by a theoretical model of electron-lattice tight binding with an applied electric field,plus the...
the National Natural Science Foundation of China under Grant Nos.19774002 and 29474148 and Doctoral Program Foundation of Higher Education Institution.
The femtosecond optical heterodyne detected optical Kerr effect is described.The real and the imaginary parts of complex third-order optical nonlinearity can be effectively separated and their values and signs can be ...