Results 71 to 80 of about 23,896 (237)

Fully Open Ring Microcavities Based on Metagratings

open access: yesAdvanced Photonics Research, 2023
Open optical microcavities are crucial to precise manipulation of light–matter interaction in solid‐state and biological systems. However, only open linear microcavities are practically realized, limiting the application of open microcavities in more ...
Ling Zhou, Hao Li, Junjie Du
doaj   +1 more source

Metal Halide Perovskite Light-Emitting Transistor with Tunable Emission Based on Electrically Doped Semiconductor Nanocrystal-Based Microcavities

open access: yesCeramics, 2023
Electroluminescence of metal halide perovskites has been widely reported via the fabrication and optimization of light-emitting diodes and light-emitting transistors. Light-emitting transistors are particularly interesting owing to the additional control
Francesco Scotognella
doaj   +1 more source

Holey Fiber Microcavities [PDF]

open access: yesInternational Conference on Quantum Information, 2008
Microcavities have been formed by placing mirrors on the ends of a short section of holey fiber. The resonant behavior of these devices was analyzed and their suitability for use in nonlinear optics experiments at single-photon intensities was evaluated.
Hendrickson, S. M.   +2 more
openaire   +1 more source

Eutectozymes as Soft Hybrid Materials for Advanced Biocatalysis

open access: yesAdvanced Materials, EarlyView.
Eutectozymes are sustainable hybrid materials that embed a GOx–HRP cascade within hydrophobic eutectogels featuring a dual supramolecular–covalent network. This architecture preserves native enzyme structure and stability, enables efficient heterogeneous biocatalysis in aqueous media, and positions eutectogels as robust platforms for next‐generation ...
Manuel Eduardo Martinez Cartagena   +10 more
wiley   +1 more source

Direct observation of chaotic resonances in optical microcavities

open access: yesLight: Science & Applications, 2021
Optical microcavities play a significant role in the study of classical and quantum chaos. To date, most experimental explorations of their internal wave dynamics have focused on the properties of their inputs and outputs, without directly interrogating ...
Shuai Wang   +8 more
doaj   +1 more source

Optical bistability in semiconductor microcavities in the nondegenerate parametric oscillation regime: analogy with the optical parametric oscillator

open access: yes, 2004
We report the observation of optical bistability in a microcavity pumped at the "magic angle". Experimental evidence is given in the form of a hysteresis cycle of the nonlinear emission as a function of the pump intensity or the position of the ...
Baas, A.   +4 more
core   +3 more sources

Optical fiber-based measurement of ultra-small mode volume and a high quality factor in a photonic crystal microcavity [PDF]

open access: yes, 2004
Using an optical fiber taper that simultaneously probes the spectral and spatial properties of resonant cavity modes, two-dimensional Si photonic crystal microcavities with a quality factor Q~40,000 and modal volume V_eff ~0.9(λ/n)^3 are experimentally ...
Barclay, Paul E.   +3 more
core   +1 more source

Role of the Recombination Zone in Organic Light‐Emitting Devices

open access: yesAdvanced Materials, EarlyView.
This review summarizes the critical role of the recombination zone in organic light‐emitting diodes (OLEDs). We highlight that broadening the recombination zone in OLEDs based on emissive layers with balanced charge transport and high photoluminescence quantum yields provides a promising route toward achieving both long operational lifetime and high ...
Yungui Li, Karl Leo
wiley   +1 more source

Ray–Wave Correspondence in Microstar Cavities

open access: yesEntropy, 2022
In a previous work published by the authors in 2020, a novel concept of light confinement in a microcavity was introduced which is based on successive perfect transmissions at Brewster’s angle.
Julius Kullig, Jan Wiersig
doaj   +1 more source

Surface-mode microcavity [PDF]

open access: yesApplied Physics Letters, 2005
Optical microcavities based on zero-group-velocity surface modes in photonic crystals are studied. It is shown that high quality factors can be easily obtained for such microcavities in photonic crystal slabs. With increasing of the cavity length, the quality factor is gradually enhanced and the resonant frequency converges to that of the zero-group ...
Xiao, Sanshui, Qiu, Min
openaire   +2 more sources

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