Preparation and patterning of large-area organic semiconductor single crystals

To address the problems of small size and random growth orientation and position of organic semiconductor single crystals, we focus on the use of innovative strategies such as surface microstructure-confined growth, drag coating and slot coating to achieve ordered and controlled preparation and patterning of large-area organic semiconductor single-crystal films or arrays, laying the foundation for their application in high-performance organic transistors and large-scale flexible electronic devices.

Organic semiconductor single crystal materials and device surface / interface modulation

Develop new strategies for the passivation of the surface/interface defects of organic semiconductor single crystals to effectively improve device ideality and air stability; break through the Boltzmann limit of organic field-effect transistors by regulating the energy levels of organic single crystal/electrode contacts and the defect states of organic single crystal/dielectric layer interfaces; effectively reduce device power consumption and improve device amplification efficiency. 

High-performance integrated field-effect transistors based on organic semiconductor single crystals

Based on the large-area and patterned organic semiconductor single crystals, explore their application in the scalable integration of organic single-crystal electronic and optoelectronic devices, including all-organic integrated logic circuits, polarization phototransistor imaging, AMOLED active-matrix driving circuits and other high-performance single-crystal devices and circuits. 

Flexible wearable and bionic electronic devices based on organic semiconductor single crystals

Develop new electronic and optoelectronic devices based on organic semiconductor single-crystals, explore the application of organic single-crystal materials and devices in flexible wearable electronics, and further expand the application of organic semiconductor single-crystal devices in frontier fields such as health monitoring, bionic electronics, and artificial visual neural networks.