Results 1 to 10 of about 560 (110)

Perovskite Topological Lasers: A Brand New Combination [PDF]

open access: yesNanomaterials, 2023
Nanolasers are the essential components of modern photonic chips due to their low power consumption, high energy efficiency and fast modulation. As nanotechnology has advanced, researchers have proposed a number of nanolasers operating at both wavelength
Liangshen Wang, Lijie Wu, Yong Pan
doaj   +2 more sources

Plasmonic nanolasers: fundamental properties and applications

open access: yesNanophotonics, 2021
Plasmonic nanolasers are a new class of coherent emitters where surface plasmons are amplified by stimulated emission in a plasmonic nanocavity. In contrast to lasers, the physical size and mode volume of plasmonic nanolasers can shrink beyond the ...
Ren-Min Ma
exaly   +2 more sources

On‐Chip Monolithically Integrated Ultraviolet Low‐Threshold Plasmonic Metal‒Semiconductor Heterojunction Nanolasers [PDF]

open access: yesAdvanced Science, 2023
The metal‒semiconductor heterojunction is imperative for the realization of electrically driven nanolasers for chip‐level platforms. Progress in developing such nanolasers has hitherto rarely been realized, however, because of their complexity in ...
Jia‐Yuan Sun   +12 more
doaj   +2 more sources

Nanolasers [PDF]

open access: yesNanophotonics
As the demand for smaller and more compact lasers increases, the physical dimensions of laser diodes are already at the diffraction limit, which impairs this miniaturization trend and limits direct laser integration into photonic and especially ...
Ellis Thomas Charles   +2 more
doaj   +2 more sources

Semiconductor Nanolasers

open access: yesIEEE Photonics Journal, 2012
Recent progress in the field of semiconductor nanolasers is discussed. New designs have emerged that eliminate the need for a conventional Fabry–Perot cavity, bringing down the physical dimensions of the lasers below the diffraction limit ...
D Saxena, S Mokkapati, C Jagadish
exaly   +3 more sources

Defect-evolved quadrupole higher-order topological nanolasers [PDF]

open access: yesNature Communications
Topological photonics have been garnering widespread interest in engineering the flow of light with topological ideas. Strikingly, the recent introduction of higher-order topological insulators has generalized the fundamental framework of topological ...
Shengqun Guo   +5 more
doaj   +2 more sources

Nanolasers with Feedback as Low-Coherence Illumination Sources for Speckle-Free Imaging: A Numerical Analysis of the Superthermal Emission Regime [PDF]

open access: yesNanomaterials, 2021
Lasers distinguish themselves for the high coherence and high brightness of their radiation, features which have been exploited both in fundamental research and a broad range of technologies.
Tao Wang   +8 more
doaj   +2 more sources

Ultrafast neural sampling with spiking nanolasers [PDF]

open access: yesNature Communications
Owing to their significant advantages in terms of bandwidth, power efficiency, and latency, optical neuromorphic systems have arisen as interesting alternatives to digital electronic devices.
Ivan K. Boikov   +2 more
doaj   +2 more sources

Photonic neuromorphic computing using symmetry-protected zero modes in coupled nanolaser arrays [PDF]

open access: yesNature Communications
Photonic neuromorphic computing has emerged as a promising approach toward energy-efficient artificial neural networks (ANN). Nanolasers, in particular, have become attractive candidates due to their ultra-low power consumption and intrinsic nonlinear ...
Kaiwen Ji   +4 more
doaj   +2 more sources

Colloidal-quantum-dot nanolaser oscillating at a bound-state-in-the-continuum with planar surface topography for a high Q-factor [PDF]

open access: yesNanophotonics
Solution-based optical gain materials offer a cost-effective path to coherent light sources. Further, bound states in the continuum (BICs) have garnered great interest owing to their diverging quality (Q) factors.
Lee Tae-Yun, Lee Hansol, Jeon Heonsu
doaj   +2 more sources

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