Terahertz smart dynamic and active functional electromagnetic metasurfaces and their applications
Z Yaxin, Z Hongxin, K Wei, W Lan… - … of the Royal …, 2020 - royalsocietypublishing.org
The demand for smart and multi-functional applications in the terahertz (THz) frequency
band, such as for communication, imaging, spectroscopy, sensing and THz integrated …
band, such as for communication, imaging, spectroscopy, sensing and THz integrated …
Two-dimensional direction-of-arrival estimation based on time-domain-coding digital metasurface
Direction-of-arrival (DOA) estimation is one of the most critical technologies of radar, remote
sensing, and wireless communications. The traditional DOA estimation is closely related to …
sensing, and wireless communications. The traditional DOA estimation is closely related to …
Self-attention module in a multi-scale improved U-net (SAM-MIU-net) motivating high-performance polarization scattering imaging
B Lin, X Fan, Z Guo - Optics Express, 2023 - opg.optica.org
Polarization imaging has outstanding advantages in the field of scattering imaging, which
still encounters great challenges in heavy scattering media systems even though there are …
still encounters great challenges in heavy scattering media systems even though there are …
Tunable Metasurfaces Based on Mechanically Deformable Polymeric Substrates
The emergence of metamaterials has presented an unprecedented platform to control the
fundamental properties of light at the nanoscale. Conventional metamaterials, however …
fundamental properties of light at the nanoscale. Conventional metamaterials, however …
D-band perfect anomalous reflectors for 6G applications
We demonstrate anomalous reflectors at 140 GHz for the application of 6G communication
coverage expansion. The reflectors are designed on cyclo-olefin polymer (COP) substrates …
coverage expansion. The reflectors are designed on cyclo-olefin polymer (COP) substrates …
High-performance terahertz vortex beam generator based on square-split-ring metasurfaces
Generating a vortex beam is a fundamental task due to the potential applications in wireless
communication. Here we propose a kind of high-performance terahertz vortex beam …
communication. Here we propose a kind of high-performance terahertz vortex beam …
Generation of integer and fractional perfect vortex beams using all-dielectric geometrical phase metasurfaces
Perfect vortex (PV) beams possess a radial intensity profile independent of their topological
charges, overcoming the defects of the regular vortex beams. However, the bulky optical …
charges, overcoming the defects of the regular vortex beams. However, the bulky optical …
Ultra-wideband and lightweight electromagnetic polarization converter based on multiresonant metasurface
Polarization-control devices have attracted considerable interest, however, most of the
polarization converters operating at lower frequencies have a heavy design and narrow …
polarization converters operating at lower frequencies have a heavy design and narrow …
Photoinduced dynamic tailoring of near-field coupled terahertz metasurfaces and its effect on Coulomb parameters
In modern-day photonic integrated circuits, near-field Coulomb interaction plays an
important role in device performance. In fact, harvesting the Coulomb effect intelligently can …
important role in device performance. In fact, harvesting the Coulomb effect intelligently can …
Shape dependent conformable holographic metasurfaces
In this paper, the design, fabrication, and experimental demonstration of conformable
holographic metasurfaces are reported. Herein, it is shown that the produced holographic …
holographic metasurfaces are reported. Herein, it is shown that the produced holographic …