Results 81 to 90 of about 821,428 (206)

Single Photon Emitters in Monolayer Semiconductors Coupled to Transition Metal Dichalcogenide Nanoantennas on Silica and Gold Substrates

open access: yesAdvanced Optical Materials, Volume 14, Issue 40, 27 October 2026.
Single‐photon emitters in WSe2 are formed at strain hotspots created by transition metal dichalcogenide (WS2) nanoantennas on dielectric and metallic substrates. Enhanced emission properties and collection efficiencies are achieved experimentally, while numerical optimization predicts fluorescence enhancements of more than four orders of magnitude ...
Panaiot G. Zotev   +4 more
wiley   +1 more source

Massively Degenerate Coherent Perfect Absorption in Gradient‐Index Fibers

open access: yesAdvanced Optical Materials, Volume 14, Issue 40, 27 October 2026.
A coherent perfect absorber (CPA) normally operates for only one or very few spatial modes. The CPA proposed here uses a gradient‐index (GRIN) fiber to absorb hundreds of spatial modes at once, its self‐imaging property replacing the bulky free‐space degenerate cavity of earlier designs. An analytic criterion sets how much modal degeneracy is required,
Helmut Hörner   +2 more
wiley   +1 more source

Intelligent Distributed Optical Fiber Sensing in Transportation Infrastructures: Research Progress, Applications, and Challenges

open access: yesAdvanced Photonics Research, Volume 7, Issue 10, October 2026.
Distributed optical fiber sensing (DOFS) is reviewed as a transformative technology for intelligent monitoring of transportation infrastructures. Advances in sensing fibers, cable design, and data analytics are summarized alongside representative field applications.
Xin Gui   +11 more
wiley   +1 more source

Fibre Bragg gratings for dispersion compensation in optical communications

open access: yes, 1997
The main activities and recent developments towards the implementation of meter-long, high-performance fibre grating dispersion compensators in the Optoelectronics Research Centre, Southampton University are reviewed.
Laming, R.I.   +5 more
core   +1 more source

Spectral Failsafe System of High-Power Laser Using Dual Fiber Bragg Gratings. [PDF]

open access: yesMicromachines (Basel), 2023
Zong Z   +7 more
europepmc   +1 more source

Ultrabroadband, Subvolt Thin‐Film Lithium Niobate Modulators via Codesigned Optical and RF Slow‐Wave Structures

open access: yesAdvanced Photonics Research, Volume 7, Issue 10, October 2026.
In this work, thin‐film lithium niobate Mach–Zehnder modulators are realized using codesigned slow‐light optical waveguides and inductively loaded RF electrodes. This dual slow‐wave engineering optimizes velocity matching, achieving Vπ·L = 0.3 V cm, bandwidths up to 200 GHz, Vπ ≤ 1 V, and short device lengths, offering an efficient solution for high ...
Zobeyde Dadkhah   +2 more
wiley   +1 more source

A review on radiofrequency, laser, and microwave ablations and their thermal monitoring through fiber Bragg gratings. [PDF]

open access: yesiScience, 2023
De Vita E   +5 more
europepmc   +1 more source

Polarization‐Independent Thermoplasmonic Optical Filtering Using Cholesteric Liquid Crystals and Gold Nanorod Arrays

open access: yesAdvanced Photonics Research, Volume 7, Issue 10, October 2026.
A compact thermoplasmonic optical filter is realized by cascading right‐handed and left‐handed cholesteric liquid crystal cells with gold nanorod (AuNR) arrays. The photothermal response of the AuNRs enables dynamic tuning of a polarization‐independent Bragg reflection band, achieving nearly complete reflection and wavelength control over approximately
Federica Zaccagnini   +7 more
wiley   +1 more source

Radiation Effects on Fiber Bragg Gratings: Vulnerability and Hardening Studies. [PDF]

open access: yesSensors (Basel), 2022
Morana A   +9 more
europepmc   +1 more source

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, Volume 2, Issue 5, October 2026.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett   +5 more
wiley   +1 more source

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