Metamaterial, plasmonic and nanophotonic devices
The field of metamaterials has opened landscapes of possibilities in basic science, and a
paradigm shift in the way we think about and design emergent material properties. In many …
paradigm shift in the way we think about and design emergent material properties. In many …
Progress and perspective on advanced cloaking metasurfaces: from invisibility to intelligent antennas
Among the different cloaking applications proposed in the literature, the antenna framework
has emerged as one of the most fruitful and mature field. In particular, mantle cloaking …
has emerged as one of the most fruitful and mature field. In particular, mantle cloaking …
Metasurfaces 3.0: a new paradigm for enabling smart electromagnetic environments
So far, the environment has been considered as a source of fading, clutter, and blockage,
with detrimental consequences for efficiency and robustness of communication systems …
with detrimental consequences for efficiency and robustness of communication systems …
Waveform-selective mantle cloaks for intelligent antennas
We present the design of an innovative wire antenna able to automatically hide or reveal its
presence depending on the waveform of the received/transmitted signal. This …
presence depending on the waveform of the received/transmitted signal. This …
Intelligence enabled by 2D metastructures in antennas and wireless propagation systems
The development of the next generation of wireless systems is bringing renewed attention to
the physical layer of the communication link. Indeed, the new low-latency requirements …
the physical layer of the communication link. Indeed, the new low-latency requirements …
[HTML][HTML] Mantle cloaking for co-site radio-frequency antennas
We show that properly designed mantle cloaks, consisting of patterned metallic sheets
placed around cylindrical monopoles, allow tightly packing the same antennas together in a …
placed around cylindrical monopoles, allow tightly packing the same antennas together in a …
[HTML][HTML] A multiband metamaterial absorber for GHz and THz simultaneously
Z Luo, S Ji, J Zhao, H Wu, H Dai - Results in Physics, 2021 - Elsevier
Nowadays, more and more metamaterial absorbers (MMAs) are explored not only in the
microwave band but also in terahertz band, but few studies concentrate on metamaterial …
microwave band but also in terahertz band, but few studies concentrate on metamaterial …
Quadratic-gradient metasurface-dome for wide-angle beam-steering phased array with reduced gain loss at broadside
Recently, the use of deflecting covering meta-domes for increasing the scanning range of a
phased array has been proposed. Although promising, this solution still presents some …
phased array has been proposed. Although promising, this solution still presents some …
Phase-gradient Huygens' metasurface coatings for dynamic beamforming in linear antennas
The beamforming capabilities of conformal cylindrical Huygens metasurface (HMS) coatings
for linear antennas are assessed. It is shown that by engineering the phase-gradient profile …
for linear antennas are assessed. It is shown that by engineering the phase-gradient profile …
Dual-polarized reduction of dipole antenna blockage using mantle cloaks
We theoretically and experimentally explore the use of mantle covers to cloak dipole
antennas and reduce their blockage on nearby antennas. The proposed structures allow …
antennas and reduce their blockage on nearby antennas. The proposed structures allow …