Abstract:
The present invention provides semiconducting compounds, oligomers and polymers of formula wherein A1 and A2 can be the same or different and are S or Se, E is selected from the group consisting of The compounds, oligomers and polymers of formula of formula (1) are suitable for use in electronic devices such as organic field effect transistors.
Abstract:
Phenacene compounds of formula (I) are disclosed. All the variables in the formula are the same as defined in the description. A thin film semiconductor comprising the above compounds, and a field effect transistor device, a photovoltaic device, an organic light emitting diode device and a unipolar or complementary circuit device comprising the thin film are also disclosed.
Abstract:
Disclosed herein are new semiconductor materials prepared from dithienylvinylene copolymers with aromatic or heteroaromatic π-conjugated systems. Such copolymers, with little or no post-deposition heat treatment, can exhibit high charge carrier mobility and/or good current modulation characteristics. In addition, the polymers of the present disclosure can possess certain processing advantages such as improved solution-processability and low annealing temperature.
Abstract:
Phenacene compounds of formula (I) are disclosed. All the variables in the formula are the same as defined in the description. A thin film semiconductor comprising the above compounds, and a field effect transistor device, a photovoltaic device, an organic light emitting diode device and a unipolar or complementary circuit device comprising the thin film are also disclosed.