Results 241 to 250 of about 127,478 (330)

Nonlinear Optical Microscopy of Semiconductor–Metal Nanocavities

open access: yesAdvanced Photonics Research, EarlyView.
Three‐dimensional nonlinear optical microscopy is used to visualize GaAs–gold hybrid nanocavities. By carefully selecting the pump wavelength to position the harmonic generation at the nanopillar resonance, an enhanced contrast is observed in the nonlinear imaging.
Riya Varghese   +15 more
wiley   +1 more source

Design and Characterization of Low‐Threshold InP Nanowire Photonic Crystal Surface‐Emitting Lasers

open access: yesAdvanced Photonics Research, EarlyView.
The lasing performance of nanowire (NW) photonic crystal surface‐emitting lasers (PCSELs) is highly sensitive to changes in the photonic crystal lattice constant and the NW diameter. This study systematically investigates the threshold power and the threshold gain for different PCSEL geometries.
Navoda Jayawardana   +8 more
wiley   +1 more source

Wavevector-resolved polarization entanglement from radiative cascades. [PDF]

open access: yesNat Commun
Laneve A   +16 more
europepmc   +1 more source

Photoluminescence Properties of Type‐II GaSb/GaAs Quantum Rings

open access: yesAdvanced Photonics Research, EarlyView.
This study examines the magneto‐optical properties of GaSb/GaAs quantum rings (QRs) using photoluminescence spectroscopy. Recombination dynamics in single‐ and ten‐layer structures are analyzed through activation energy extraction, optical absorption profiling, and observation of a strong excitation‐induced blue shift. Carrier lifetime is also increase
Shumithira Gandan   +10 more
wiley   +1 more source

Shared neural signatures in Functional Neurological Disorder and Chronic Pain: a multimodal narrative review. [PDF]

open access: yesBMJ Neurol Open
Kannan S   +7 more
europepmc   +1 more source

Anisotropic Second‐ and Third‐Harmonic Hermite–Gaussian Beam Generation with NbOI2 Holograms

open access: yesAdvanced Photonics Research, EarlyView.
Anisotropic second‐ and third‐harmonic Hermite–Gaussian (HG) beam generation is demonstrated with ultrathin NbOI2 grating holograms to produce the nonlinear HG01 and HG10 modes with high anisotropy ratios. The relative magnitudes of the second‐ and third‐order nonlinear susceptibility tensor elements of NbOI2 crystal are extracted. These demonstrations
Jayanta Deka, Jie Gao, Xiaodong Yang
wiley   +1 more source

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj   +2 more
wiley   +1 more source

Surgical Management of Mediastinal Ectopic Parathyroids. [PDF]

open access: yesJ Pers Med
Rabazzi G   +11 more
europepmc   +1 more source

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