Results 181 to 190 of about 15,147 (286)

Plasmon–Exciton–Driven Modulation of the Electronic and Optical Properties of MoS2 via Cayley Tree Fractal Nanostructures

open access: yesJournal of Raman Spectroscopy, EarlyView.
This work investigates the change in optical and electronic properties of monolayer MoS2 through the coupling of its excitons and a plasmonic fractal structure. The formation of the heterostructure shows significant enhancement on the edge of the fractal pattern relative to off, owing to the enhanced electric field at the edge of the branches.
Zeiad Saad   +3 more
wiley   +1 more source

Publisher Correction: Light patterning semiconductor nanoparticles by modulating surface charges. [PDF]

open access: yesNat Commun
He X   +11 more
europepmc   +1 more source

Nearly 180° Field‐of‐View Metalens for Miniaturized Imaging Systems

open access: yesLaser &Photonics Reviews, EarlyView.
A compact, single‐layer metalens is developed with an ultra‐wide field of view of ≈180 degrees. Utilizing a unique quadratic phase profile, this metalens overcomes traditional issues like axial and color dispersion. It operates across red, green, and blue wavelengths with non‐polarized light, promising enhanced imaging capabilities for integration into
Azhar Javed Satti   +9 more
wiley   +1 more source

Waveguide design for a TFLN platform at 1064 nm for applications in spacecom and spectroscopy. [PDF]

open access: yesSci Rep
Kincaid PS   +5 more
europepmc   +1 more source

Deep‐UV Photonic Crystal Surface‐Emitting Lasers

open access: yesLaser &Photonics Reviews, EarlyView.
The first deep‐UV photonic crystal surface‐emitting lasers (PCSELs) at 279 nm are demonstrated under pulsed optical pumping. The PCSELs have single‐mode emission with a 17‐pm linewidth and a divergence angle of less than 1∘$^{\circ }$. Experimental results highlight the impact of the filling factor choice on the lasing mode and the far‐field emission ...
Doğukan Apaydın   +11 more
wiley   +1 more source

Chemistry for electron-induced nanofabrication

open access: yesBeilstein Journal of Nanotechnology, 2018
Petra Swiderek   +2 more
doaj   +1 more source

Defect-insensitive bound states in the continuum in antisymmetric trapezoid metasurfaces in the visible range. [PDF]

open access: yesNanophotonics
Liao C   +9 more
europepmc   +1 more source

A Linear‐to‐Linear Cross‐Polarization Conversion q‐BIC Metasurface for Transmission Mode Mid‐Infrared Spectral Filtering

open access: yesLaser &Photonics Reviews, EarlyView.
Manipulating the ultranarrow linewidth spectral features of quasi bound states in the continuum is challenging. A metasurface supporting linear‐to‐linear cross‐polarization coupling efficiency surpassing 25% is proposed to address the issue. Less than 100 nm linewidth is achieved, enabling the device to be applied to wavelength‐selective polarization ...
Shuhao Wu   +5 more
wiley   +1 more source

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