Chee Hing Tan, Professor of Opto-Electronic Sensors at the University of Sheffield, has pioneered a number of novel semiconductor materials for infrared detection; gaining a world-leading reputation ...

Researchers have developed a carbon nanotube phototransistor with a self-aligned gate, capable of detecting extremely low ...

Gas detection systems are meant to ... The criterion for the sensor test is the response time to this gas puff. The concentration of the gas generated depends on the sensor module applied. The ...