Large-scale 3D photoacoustic imaging has become increasingly important for both clinical and pre-clinical applications. Limited by cost and system complexity, only systems with sparsely-distributed ...

To address the insufficient localization accuracy of wireless sensor networks (WSNs) in complex underground coal mine tunnel environments caused by signal fluctuations and dynamic node movement, this ...

Benefiting from superior capability in manipulating wavefront of electromagnetic waves, metasurfaces have provided a flexible platform for designing ultracompact and high-performance devices with ...