Reconfigurable optical metasurfaces are rapidly emerging as a major frontier in photonics
research, development and commercialization. They promise compact, lightweight and …

Optical metasurfaces, planar subwavelength nanoantenna arrays with the singular ability to
sculpt wavefront in almost arbitrary manners, are poised to become a powerful tool enabling …

A terahertz absorber with controllable and switchable bandwidth that is insensitive to
polarization is of great interest. Here, we propose and demonstrate a metasurface absorber …

We numerically demonstrate a reconfigurable extraordinary terahertz transmission based on
a phase-change material of vanadium dioxide (VO_2). The proposed hybrid metasurface is …

For a wide range of health applications, label-free sensing is essential, and microphotonics
offers innovative technical solutions for pursuing important objectives. It has been shown …

With the advancement of wearable and implantable medical devices, hydrogel flexible
bioelectronic devices have attracted significant interest due to exhibiting tissue-like …

Vanadium dioxide is a material that undergoes phase changes and switches between
metallic and insulating states, thereby producing dramatic changes in optical properties …

Systematic spectroscopic ellipsometry investigations have been performed in order to
elucidate the asymmetric insulator-to-metal transition in thin VO2 films. The comprehensive …

In this work, the Casimir suspensions of a nanoplate (gold or Teflon) in a liquid environment
are theoretically investigated. The substrate of the system is a three-layer structure of …

Phase modulation has come to be recognized as a fundamental paradigm for optical device
design in applications involving the spatiotemporal control of optical wavefronts. Here, the …