Speedy and selective detection of sensing targets is of great interest to researchers from
diverse fields. Dominated by excitations of intramolecular and intermolecular vibrations, the …

This study introduces an innovative dual-tunable absorption film with the capability to switch
between ultra-wideband and narrowband absorption. By manipulating the temperature, the …

As ultrathin optical elements with subwavelength structures densely arranged, planar lens or
called metalens can effectively focus incident wave. Due to the compact design and wide …

This study proposes a broadband metamaterial absorber that integrates metal and
graphene metasurfaces sandwiched with dielectric spacers to create a cavity resonant …

Solar thermal energy is one of the important sources of renewable energy. The solar thermal
energy gives clean energy which can be utilized for industrial applications. Industrial heaters …

The generation of hydrophobic surfaces through laser ablation has garnered considerable
attention, particularly for its prospective diverse applications across various industries. This …

Metamaterial perfect absorbers have been widely studied due to their potential applications
in fields such as sensors, saltwater purification, switching devices, solar energy harvesting …

We present a design of terahertz (THz) perfect absorber (TPA) based on thermotropic phase
change material vanadium dioxide (VO 2). The TPA device is composed of a metal-insulator …

Infrared band occupies a very important position in the electromagnetic wave band.
Traditional infrared devices use the inherent properties of natural materials to achieve the …

This paper introduces a novel ultra-broadband Metamaterial Absorber (UBMA)
demonstrating significant absorption capabilities across a wide terahertz frequency range …