Tomography has made a revolutionary impact on the physical, biological and medical sciences. The mathematical foundation of tomography is to reconstruct a three-dimensional (3D) object from a set of ...

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 ...