Results 51 to 60 of about 69,302 (138)

Mode‐Locked Pulse Generation in Plasmonic Lattices

open access: yesLaser &Photonics Reviews, Volume 20, Issue 7, 6 April 2026.
The plasmonic superlattices overlaid with optically pumped organic molecules produce multimode lasing due to mid‐range radiative coupling (MR‐RC, lambda) and long‐range radiative coupling (LR‐RC, 10 lambda). Right: The mode locking emerges spontaneously due to the shared excited state molecular populations which may emit photons to various different ...
Janne I. Heikkinen   +6 more
wiley   +1 more source

Modelling and Simulation of Plasmonic Waveguides and Nanolasers [PDF]

open access: yes, 2014
: This thesis summarizes modeling and simulation of plasmonic waveguides and nanolasers. The research includes modeling of dielectric constants of doped semiconductor as a potential plasmonic material, simulation of plasmonic waveguides with different ...

core  

Perovskite lasers: From optical pumping to electrical pumping

open access: yesFlexMat, Volume 3, Issue 1, Page 101-116, March 2026.
This review highlights recent progress in perovskite lasers, emphasizing material engineering, cavity design, and lasing mechanisms in halide perovskites. It also discusses advances in continuous‐wave operation and evaluates the prospects for electrically pumped devices, while identifying key challenges that must be addressed to fully realize the ...
Kang Wang   +10 more
wiley   +1 more source

Engineering Grain Architecture in Epitaxial Aluminum on Miscut Substrates Toward Various Clean Limits and Giant Superconductivity Modulation

open access: yesSmall, Volume 22, Issue 14, 6 March 2026.
The miscut substrate strategy offers a novel means to engineer aluminum surface roughness, grain architecture, crystallinity, and both normal and superconducting transport properties toward their clean limits by precisely tuning the miscut angle without altering growth conditions.
Thi‐Hien Do   +13 more
wiley   +1 more source

Formation of Lead Halide Perovskite Based Plasmonic Nanolasers and Nanolaser Arrays by Tailoring the Substrate

open access: yes, 2018
Hybrid plasmonic nanolasers are intensively studied due to their nanoscale mode confinement and potentials in highly integrated photonic and quantum devices.
Shumin Xiao (2196094)   +10 more
core   +1 more source

Accelerating Luminescence in Nanostructures: Exploring the Physical Limits and Impact of Ultrafast Emission in Nanoscale Materials

open access: yesAdvanced Photonics Research, Volume 7, Issue 2, February 2026.
This review highlights recent advances in accelerating luminescence in nanostructures through cooperative emission, resonator coupling, and nonlocal light–matter interactions. By unifying concepts such as excitonic superradiance, superfluorescence, and the plasmonic Purcell effect, it reveals physical limits of ultrafast emission and their potential ...
Masaaki Ashida   +3 more
wiley   +1 more source

Laser‐Written Ruby Emitters in MXenes: Transforming Residual Impurities Into Integrated Narrowband Luminescent Probes

open access: yesAdvanced Optical Materials, Volume 14, Issue 1, 9 January 2026.
Laser writing converts residual aluminum in MXenes into bright ruby emitters with laser‐like photoluminescence. This approach provides a universal optical tool for mapping material purity. Luminescence sensitivity to temperature, pressure and chemical environment turns synthesis liabilities into assets, enabling the formation of built‐in optical probes
Ilya A. Zavidovskiy   +22 more
wiley   +1 more source

Design and numerical analysis of hybrid plasmonic–photonic crystal quantum-dot nanolasers with enhanced spontaneous emission

open access: yesNano Trends
Hybrid plasmonic–photonic crystal cavities offer an attractive paradigm for achieving both ultra-high quality factors and deep subwavelength mode confinement.
Priyanka, Ravindar Tadi, Ram Soorat
doaj   +1 more source

Hydrogen Halide Gas Sensors: Active Materials, Operation Principles, and Emerging Technologies

open access: yesInterdisciplinary Materials, Volume 5, Issue 1, Page 85-123, January 2026.
This review considers hydrogen halide (HX) gas sensors across functional materials and principles: acoustic, chemical, optical and nanophotonic. The strong acidity and reactivity of HX gases are discussed as constraints for stability and selectivity of these devices.
Xiuzhen Liu   +12 more
wiley   +1 more source

Designing Physical Unclonable Functions From Optically Active Materials

open access: yesAdvanced Materials, Volume 37, Issue 49, December 10, 2025.
Assigning unforgeable “fingerprints” to manufactured goods is a key strategy to fight global counterfeiting. Optical physical unclonable functions (PUFs) are chemically generated random patterns of optically active materials serving as unique authenticators.
Maxime Klausen   +2 more
wiley   +1 more source

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