Low band-gap copolymers derived from fluorinated isoindigo and dithienosilole: synthesis, properties and photovoltaic applications

2014 ◽  
Vol 5 (17) ◽  
pp. 4984-4992 ◽  
Author(s):  
Zhenguo Wang ◽  
Jie Zhao ◽  
Ying Li ◽  
Qiang Peng
Keyword(s):  
Band Gap ◽  
Carrier Mobility ◽  
Energy Levels ◽  
Broad Absorption ◽  
Low Band Gap ◽  
Photovoltaic Applications ◽  
Synthesis Properties ◽  
High Carrier Mobility ◽  
High Carrier ◽  
Efficient Power

Fluorination of isoindigo affords a dithienosilole-based low band-gap copolymer with low-lying energy levels, strong and broad absorption, high carrier mobility as well as efficient power conversion efficiency.

High carrier mobility in low band gap polymer-based field-effect transistors

2005 ◽  
Vol 87 (25) ◽  
pp. 252105 ◽  
Author(s):  
Miaoxiang Chen ◽  
Xavier Crispin ◽  
Erik Perzon ◽  
Mats R. Andersson ◽  
Tönu Pullerits ◽  
...  
Keyword(s):  
Band Gap ◽  
Field Effect ◽  
Carrier Mobility ◽  
Field Effect Transistors ◽  
Low Band Gap ◽  
High Carrier Mobility ◽  
High Carrier ◽  
Low Band Gap Polymer

Germanene/GaGeTe heterostructure: a promising electric-field induced data storage device with high carrier mobility

2020 ◽  
Vol 22 (9) ◽  
pp. 5163-5169 ◽  
Author(s):  
Fu-Bao Zheng ◽  
Liang Zhang ◽  
Jin Zhang ◽  
Pei-ji Wang ◽  
Chang-Wen Zhang
Keyword(s):  
Electric Field ◽  
Band Gap ◽  
Data Storage ◽  
Carrier Mobility ◽  
Electronic Devices ◽  
Storage Device ◽  
New Type ◽  
High Carrier Mobility ◽  
High Carrier ◽  
Opening Up

Opening up a band gap without lowering high carrier mobility in germanene and finding suitable substrate materials to form van der Waals heterostructures have recently emerged as an intriguing way of designing a new type of electronic devices.

Valley-selective circular dichroism and high carrier mobility of graphene-like BC6N

Nanoscale ◽  
2018 ◽  
Vol 10 (27) ◽  
pp. 13179-13186 ◽  
Author(s):  
Xiaobiao Liu ◽  
Xikui Ma ◽  
Han Gao ◽  
Xiaoming Zhang ◽  
Haoqiang Ai ◽  
...  
Keyword(s):  
Circular Dichroism ◽  
Band Gap ◽  
Carrier Mobility ◽  
Direct Band Gap ◽  
Black Phosphorene ◽  
Direct Band ◽  
High Carrier Mobility ◽  
High Carrier ◽  
Circular Dichroïsm

Graphene-like borocarbonitride (g-BC6N) has a direct-band gap of 1.833 eV, high carrier mobility comparable to that of black phosphorene and a pair of inequivalent valleys with opposite Berry curvatures in K and K′ points.

Ultra-sensitive near-infrared graphene photodetectors with nanopillar antennas

Nanoscale ◽  
2017 ◽  
Vol 9 (44) ◽  
pp. 17459-17464 ◽  
Author(s):  
Yu Liu ◽  
Wen Huang ◽  
Tianxun Gong ◽  
Yue Su ◽  
Hua Zhang ◽  
...  
Keyword(s):  
Absorption Spectrum ◽  
Carrier Mobility ◽  
Near Infrared ◽  
Optoelectronic Devices ◽  
Broad Absorption ◽  
High Carrier Mobility ◽  
High Carrier

Graphene has been demonstrated as a candidate for optoelectronic devices due to its broad absorption spectrum and ultra-high carrier mobility.

Non-fullerene small molecule acceptors with three-dimensional thiophene/selenophene-annulated perylene diimides for efficient organic solar cells

2020 ◽  
Vol 8 (20) ◽  
pp. 6749-6755 ◽  
Author(s):  
Jiawei Pan ◽  
Ling Wang ◽  
Wei Chen ◽  
Shenglong Sang ◽  
Hua Sun ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Carrier Mobility ◽  
Energy Levels ◽  
Three Dimensional ◽  
Molecular Configuration ◽  
Perylene Diimides ◽  
High Carrier Mobility ◽  
High Carrier

Three-dimensional non-fullerene acceptors with a spiro core linked with S/Se fused perylene diimides possess appropriate energy levels, twisted molecular configuration and high carrier mobility, leading to a PCE of 6.95% for organic solar cells.

Penta-MX2 (M = Ni, Pd and Pt; X = P and As) monolayers: direct band-gap semiconductors with high carrier mobility

2019 ◽  
Vol 7 (12) ◽  
pp. 3569-3575 ◽  
Author(s):  
Shifeng Qian ◽  
Xiaowei Sheng ◽  
Xian Xu ◽  
Yuxiang Wu ◽  
Ning Lu ◽  
...  
Keyword(s):  
Band Gap ◽  
First Principles ◽  
Carrier Mobility ◽  
Two Dimensional ◽  
First Principles Calculations ◽  
Ring Network ◽  
Direct Band Gap ◽  
Direct Band ◽  
High Carrier Mobility ◽  
High Carrier

Two-dimensional binary MX2 (M = Ni, Pd and Pt; X = P and As) exhibiting a beautiful pentagonal ring network is discussed through first principles calculations.

New D–π-A push–pull chromophores as low band gap molecular semiconductors for organic small molecule solar cell applications

2018 ◽  
Vol 5 (5) ◽  
pp. 777-787 ◽  
Author(s):  
Abbasriyaludeen Abdul Raheem ◽  
Santhosh Kamaraj ◽  
Veeman Sannasi ◽  
Chandrasekar Praveen
Keyword(s):  
Solar Cell ◽  
Band Gap ◽  
Energy Levels ◽  
Organic Photovoltaic ◽  
Lumo Energy ◽  
Low Band Gap ◽  
Photovoltaic Applications ◽  
Pull Systems ◽  
Molecular Semiconductors ◽  
Homo Lumo

Low band gap molecular semiconductors based on push–pull systems with appropriate HOMO–LUMO energy levels for organic photovoltaic applications were accomplished.

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