📡 How many layers does a #Stacked #Intelligent #Metasurface need?
New paper: just 2–5 layers hits the sweet spot for both energy & spectral efficiency — with 80% EE gains over digital-only precoding.
#SIM #GreenCommunications #Metasurfaces #6G #WirelessComms arxiv.org/pdf/2504.15737
Quantum dots embedded in a nonlocal GaAs metasurface generate structured single photons via quasi-BIC modes, enabling OAM beams and holograms with Purcell enhancement—a scalable path to integrated structured quantum light sources.
#QuantumPhotonics #SinglePhoton #Metasurface
[2024 OPEN ACCESS]
Acoustic collimation based on an ultra-thin metasurface
2024 Appl. Phys. Express 17 014003
iopscience.iop.org/article/10.3...
#APEX
#OpenAccess
#Physics
#Acoustic
#collimation
#metasurface
Tsinghua University physicists used a silicon nitride metasurface with a Gerchberg-Saxton algorithm to create a 280×280 optical tweezer array, trapping 78,400 neutral atoms — bypassing SLM/AOD scalability limits toward 100,000+ qubit quantum computers.
#QuantumComputing #NeutralAtoms #Metasurface
#OEA_highlight Millisecond-level electrically switchable metalens for adaptive rotational depth mapping and diffraction-limited imaging doi.org/10.29026/oea... by #Trevon_Badloe @UniversityKorea #Junsuk_Rho @postech1986 #chiral #3D_imaging #retrieval #spin #tunable #metasurface
#Unhackable #metasurface #holograms: Security technology can lock information with #light #color and #distance
Researchers developed a secure hologram with light wavelengths & metasurfaces to prevent hacking counterfeiting security cards, military scitechupdates.com/u...
A new review article published in iOptics reveals how #artificial intelligence is providing solutions for metasurface technology to transition from unit optimization to system-level integration. Learn more: https://ow.ly/QL4G50XQB4M
#End-to-end optimization #Metasurface imaging #Optical metasurfaces
A new nonlical nonlinear metasurface is able to achieve nonlinear light generation while also steering the generated light to desired angles.
The device could lead to ultra-compact light sources and beam-steering elements.
Read the OPN story: https://bit.ly/4r96fSx
#metasurface #technology 💡 ⚛️
Nonlinear device controls #optical properties (freq, beam) of generated light [via Springer] 🧪🥼⚡💎
"results show control over the polarization and steering angle of the third-harmonic signal" - Infrared (invisible) to Green (visible)
link.springer.com/article/10.1...
#nonlinear #metasurface
✨Invisible infrared light…now visible?!🤯 CUNY researchers built a metasurface to bend & direct light—no moving parts! A future of advanced tech!💡 #metasurface
Source: phys.org/news/2026-02-ultra-thin-...
#OEA_highlight Electric-field-induced second-harmonic generation doi.org/10.29026/oea... by Prof. #Mingzhao_Song #Andrey_Bogdanov @xyl85615557 #EFISH #metasurface #microresonator #vdW #nonlinear #nanophotonics #CPE #metasurfaces
[2024 OPEN ACCESS]
Sensing and frequency selecting with toroidal resonance in metasurface
2024 Appl. Phys. Express 17 096002
iopscience.iop.org/article/10.3...
#APEX
#Physics
#OpenAccess
#Metasurface
#Toroidal
#Dipole
#Sensing
[2024 OPEN ACCESS]
Circularly polarized plane terahertz waves radiated from a resonant tunneling diode integrated with a collimating metalens and quarter-wave plate
2024 17 082001
iopscience.iop.org/article/10.3...
#APEX
#Physics
#Openaccess
#metamaterial
#metasurface
#terahertz
#antenna
#Italy: #Today in #Italy: A roundup of the late kensbookinfo.blogspot.com/p/etc.html#I...
#Science And #Research: #Artificial Intelligence for Optical #Metasurface De kensbookinfo.blogspot.com/p/24-7-pr.ht...
#OEA_highlight Spectro-polarimetric detection enabled by multidimensional metasurface with quasi-bound states in the continuum doi.org/10.29026/oea... by Prof. #Shumin_Xiao @HIT_China #LinglingHuang @BIT1940 #spectroscopy #polarimetric #multidimensional #metasurface #BIC
#OEA_highlight Superchirality induced ultrasensitive chiral detection in high-Q optical cavities doi.org/10.29026/oea... by Prof. #Guanghao_Rui #Southeast_University #Junsuk_Rho @postech1986 #superchirality #circular #dichroism #Fabry_Pérot #FB #cavity #chiral #metasurface
[SPOTLIGHTS2023]
Concentration monitoring through a refractive index compass based on metasurface
2023 Appl. Phys. Express 16 122001
iopscience.iop.org/article/10.3...
Spotlights
iopscience.iop.org/journal/1882...
#APEX
#Physics
#Spotlights
#monitoring
#metasurface
Uni of St. Andrews researchers combine OLEDs with Holographic Metasurfaces 🧪👩🔬📱⚙️
"A holographic metasurface is a thin, flat array of tiny structures called meta-atoms [] designed to manipulate light’s properties.
news.st-andrews.ac.uk/archive/new-...
#metasurface #hologram #phone #technology
[2024 OPEN ACCESS]
A simple reflective metalens based on reverse design for an ultra-high-efficiency free space wavelength splitter
2024 Appl. Phys. Express 17 032003
iopscience.iop.org/article/10.3...
#APEX
#Physics
#Openaccess
#Metasurface
#Wavelength
#Splitter
#Metalens
[2023 Open Access]
Fabrication of high-aspect-ratio SiO2 nanopillars by Si thermal oxidation for metalenses in the visible region
2023 Jpn. J. Appl. Phys. 62 SG1034
iopscience.iop.org/article/10.3...
#JJAP
#physics
#Openaccess
#aspect
#nanopillar
#thermal
#oxidation
#metalens
#metasurface
#optics
#OET_highlight Progress in metalenses: from single to array doi.org/10.29026/oet... by Prof. #Jin_Yao #Din_Ping_Tsai @CityUHongKong
#metasurface #metalens #metalens #array #planar #opticsmetasurface
Via #OPG_Optica: Dynamic focus metalens for adaptive beam power control in terahertz wireless communication and sensing https://bit.ly/3UIK8DZ #AdjustableLens #Metasurface #HighSpeedWirelessNetworks
[SPOTLIGHTS2023]
Concentration monitoring through a refractive index compass based on metasurface
2023 Appl. Phys. Express 16 122001
iopscience.iop.org/article/10.3...
Spotlights
iopscience.iop.org/journal/1882...
#APEX
#Physics
#Spotlights
#monitoring
#metasurface
#OEA_highlight Review for wireless communication technology based on digital encoding metasurfaces doi.org/10.29026/oea... by Prof. #Manna_Gu #Ying_Tian #Xufeng_Jing #Le_Wang @CJLU_China #coding #metasurface #RIS #wireless_communications #signal #modulation #transmitter #vortex #light
#OEA_highlight Single-layer, cascaded and broadband-heat-dissipation metasurface for multi-wavelength lasers and infrared camouflage doi.org/10.29026/oea... by Prof. #Shan_Jiang #YongAn_Huang @Huazhong University of Science and Technology
#metasurface #heat_dissipation
#laser #camouflage
#OEA_highlight Three-dimensional measurement enabled by single-layer all-in-one transmitting-receipting optical metasystem doi.org/10.29026/oea... by Prof. #Rui_You #Lingling_Huang #metasystem
#3D #reconstruction #dispersion #engineering #metasurface
[2024 OPEN ACCESS]
Acoustic collimation based on an ultra-thin metasurface
2024 Appl. Phys. Express 17 014003
iopscience.iop.org/article/10.3...
#APEX
#OpenAccess
#Physics
#Acoustic
#collimation
#metasurface
[Open Access]
A study of acoustic focusing based on the taboo genetic algorithm
2024 Jpn. J. Appl. Phys. 63 077001
iopscience.iop.org/article/10.3...
#JJAP
#physics
#Openaccess
#metasurface
#Snell
#taboo
#algorithm
#bidirectional
