Results 61 to 70 of about 20,376 (211)

Pliable Polaritons: Wannier Exciton Plasmon Coupling in Metal Semiconductor Structures

open access: yes, 2018
Plasmonic structures are known to support the modes with subwavelength volumes in which the field matter interactions are greatly enhanced. Coupling between the molecular excitations and plasmons leading to formation of plexcitons has been investigated ...
Khurgin, Jacob B
core   +1 more source

Advances in Halide Perovskites for Photon Radiation Detectors

open access: yesAdvanced Materials Technologies, EarlyView.
This work highlights recent progress in perovskite‐based photon radiation detectors, covering organic–inorganic hybrid, inorganic, lead‐free double, and vacancy‐ordered halide perovskites. Their detection performance is compared, material‐specific advantages and challenges are examined, and provides insight into current limitations and future ...
Liangling Wang   +3 more
wiley   +1 more source

Enhanced Transmission of Light and Particle Waves through Subwavelength Nanoapertures by Far-Field Interference

open access: yes, 2008
Subwavelength aperture arrays in thin metal films can enable enhanced transmission of light and matter (atom) waves. The phenomenon relies on resonant excitation and interference of the plasmon or matter waves on the metal surface.
A. K. Sarychev   +10 more
core   +1 more source

Quasi‐Random Nanostructured Substrates for Enhancing Light Outcoupling in OLEDs

open access: yesAdvanced Optical Materials, EarlyView.
ABSTRACT Organic light–emitting diodes (OLEDs) suffer from low light outcoupling efficiency, with much of the generated light trapped within the device. To address this issue, we present a scalable, maskless, polymer‐free strategy for fabricating quasi‐random external nanowire (ENW) and internal nanocorrugation (INC) structures directly on glass ...
Mehdi Zarei   +8 more
wiley   +1 more source

Substrate-enhanced photothermal nano-imaging of surface polaritons in monolayer graphene

open access: yesAPL Photonics, 2021
Surface polaritons comprise a wealth of light–matter interactions with deep sub-wavelength scale confinement of electromagnetic modes. However, their nanoscale localized dissipation and thermalization processes are not readily accessible experimentally ...
Fabian Menges   +5 more
doaj   +1 more source

Multi-layer transmission line of spoof surface plasmon polaritons

open access: yesEPJ Applied Metamaterials, 2022
In modern microwave technology, multi-layer structure is widely adopted in compact circuit design. In a multi-layer microwave system, the transmission line (TL) plays an important role.
Lu Yuxi, Tang Wenxuan, Cui Tie Jun
doaj   +1 more source

Dielectric nanoantenna as an efficient and ultracompact demultiplexer for surface waves

open access: yes, 2017
Nanoantennas for highly efficient excitation and manipulation of surface waves at nanoscale are key elements of compact photonic circuits. However, previously implemented designs employ plasmonic nanoantennas with high Ohmic losses, relatively low ...
Basov   +51 more
core   +1 more source

Laser propulsion of nanobullets by adiabatic compression of surface plasmon polaritons [PDF]

open access: yes, 2015
Laser propulsion and guide of nanosized objects is fundamental for a wide number of applications. These applications are often limited by the fact that the optical forces acting on nanoparticles are almost negligible even in the favorable case of ...
Conti, Claudio   +2 more
core   +1 more source

Controlling Ultrafast Photonic‐Plasmonic Coupling in a Hybrid Platform for Biosensing Applications

open access: yesAdvanced Optical Materials, EarlyView.
A metal–dielectric hybrid composed of gold nanocaps on opal exhibits a broad near‐infrared plasmonic resonance interacting with the photonic bandgap under ultrafast transient conditions. This coupling can be controlled by varying the excitation wavelength and is responsive to bacterial deposition, opening new opportunities for ultrafast biosensing ...
Diego Florio   +6 more
wiley   +1 more source

Ultra-confined Propagating Exciton–Plasmon Polaritons Enabled by Cavity-Free Strong Coupling: Beating Plasmonic Trade-Offs

open access: yesNanoscale Research Letters, 2022
Hybrid coupling systems consisting of transition metal dichalcogenides (TMD) and plasmonic nanostructures have emerged as a promising platform to explore exciton–plasmon polaritons.
Yipei Wang   +4 more
doaj   +1 more source

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