Researchers at Penn State have developed a new sensor architecture that could significantly improve the detection of trace ...

Sensing technology, integral to environmental monitoring, data acquisition, and precision data processing, is evolving rapidly. Researchers are at the forefront of developing swift, accessible, and ...

A technique vastly expands the range of optical sensors used in measuring chemical signatures and molecules. The same geometric quirk that lets visitors murmur messages around the circular dome of the ...

Fig. 1. a, fabrication process of humidity-responsive CLCP films with geometric phase encoding. b, Photo of the films cured at 65℃. The scale bar is 1 mm. Credit: Shi-Long Li, Zhao-Yi Chen, Peng Chen, ...