Results 211 to 220 of about 39,335 (326)

3D Meta‐Atoms for High Confinement of Mid‐IR Radiation

open access: yesAdvanced Optical Materials, EarlyView.
Mid‐infrared, three‐dimensional circuit‐like resonators with extreme field confinement are experimentally demonstrated. Combining simulations, measurements, and analytical modelling, a physical interpretation and prediction of the resonant modes supported by the structure, including their resonant frequency and radiative and non‐radiative losses, is ...
Francesco Pisani   +5 more
wiley   +1 more source

Indistinguishable photons from deterministically integrated single quantum dots in heterogeneous GaAs/Si3N4 quantum photonic circuits [PDF]

open access: green, 2019
Peter Schnauber   +8 more
openalex   +1 more source

Sketch and Peel Focused Ion Beam Patterning of Black Phosphorus for Mid‐Infrared Photonics

open access: yesAdvanced Optical Materials, EarlyView.
“Sketch and peel” method nano‐fabricates black phosphorus (BP) with minimal damage. A focused‐neon ion beam “sketches” the pattern, followed by polyvinyl acetate‐based “peeling” to remove surrounding flakes. Thermal treatment preserves the mid‐infrared (MIR) emission of the isolated “Koala” structure, proving it as an enabling technology for future BP ...
Huan Liu   +11 more
wiley   +1 more source

Quantum Emitters in Rhombohedral Boron Nitride

open access: yesAdvanced Optical Materials, EarlyView.
Rhombohedral boron nitride (rBN) is an emerging wide‐bandgap van der Waals (vdW) material with strong second‐order nonlinear optical properties. In this work, optically‐addressable spin defects and single‐photon emitters (SPEs) are fabricated deterministically in rBN.
Angus Gale   +10 more
wiley   +1 more source

Design and characterization of integrated components for SiN photonic quantum circuits

open access: gold, 2016
Menno Poot   +4 more
openalex   +1 more source

Liquid Metal‐Exfoliated SnO2‐Based Mixed‐Dimensional Heterostructures for Visible‐to‐Near‐Infrared Photodetection

open access: yesAdvanced Optical Materials, EarlyView.
Two dimensional (2D) atomically thin materials hold significant promise for next‐generation photodetectors but are limited by low light absorption and scalability challenges. This study presents a high‐performance photodetector integrating liquid metal‐derived 2D SnO2 with CdTe, enabling efficient visible to near‐infrared detection and offering a ...
Shimul Kanti Nath   +15 more
wiley   +1 more source

High‐Endurance and Energy‐Efficient All‐Optical Programming of Scalable Silicon Waveguides with Integrated Phase‐Change Material Patches

open access: yesAdvanced Optical Materials, EarlyView.
Phase change materials are integrated into silicon photonic circuits via 200 mm industrial wafer processes. Interferometric optical characterization reveals switching thresholds, transmission modulation, phase shifts, and record endurance (>108 cycles).
Rajath Sawant   +11 more
wiley   +1 more source

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