Results 181 to 190 of about 5,311 (260)

Increased Endurance of Nonvolatile Photonics Enabled by Nanostructured Phase‐Change Materials

open access: yesAdvanced Materials, Volume 38, Issue 31, 2 June 2026.
Tapered and segmented islands of the phase‐change material (PCM) antimony selenide (Sb2Se3) integrated on silicon microring resonators enable ultra‐low‐loss, high‐endurance, non‐volatile photonic tuning. The nanostructured PCM design suppresses interfacial scattering and thermal stress, achieving record endurance over 100 million electrical switching ...
Jayita Dutta   +10 more
wiley   +1 more source

Generating Circularly Polarized Light Using Hybrid Near‐Zero and High‐Index Materials

open access: yesAdvanced Photonics Research, Volume 7, Issue 6, June 2026.
A flat‐optics approach to manipulating the polarization state of light is proposed using evanescent‐wave interactions in hybrid epsilon‐near‐zero and high‐index materials. The design enables linear‐to‐circular polarization conversion in a wavelength‐scale device design without depending on patterning or bulky optics and operates in both reflection and ...
Ben Johns   +4 more
wiley   +1 more source

Evolution and Conceptual Insights into the Geometric Phase of Light: A Comprehensive Review

open access: yesAdvanced Photonics Research, Volume 7, Issue 6, June 2026.
This review presents a unified account of the geometric phase of light, linking its fundamental principles to diverse manifestations in polarization, spatial, and vector modes. By connecting theoretical frameworks with key experimental realizations, it reveals a coherent physical picture that deepens understanding and stimulates new directions in ...
A. Srinivasa Rao
wiley   +1 more source

Three-Dimensional Magneto-Optical Trap Beam Delivery with Scalable Wafer-Level Optics. [PDF]

open access: yesACS Photonics
Wang Z   +6 more
europepmc   +1 more source

Optimizing External Quantum Efficiency in Scattering‐Enhanced QD Composites for Color Displays: A Rigorous Monte Carlo Approach

open access: yesAdvanced Photonics Research, Volume 7, Issue 6, June 2026.
We model light propagation and color conversion in quantum dot composites for color displays. We show how the introduction of scattering particles enhances the absorption of blue light and improves the outcoupling of light, increasing the external efficiency and providing better color stability by reducing reabsorption effects.
Himanshu Phirke   +3 more
wiley   +1 more source

Canalized polaritons as virtual waveguides for nanoscale emitters

open access: yes
Voronin K   +9 more
europepmc   +1 more source

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