Results 211 to 220 of about 38,857 (309)

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

Structural Eigenmodes of the Brain to Improve the Source Localization of EEG: Application to Epileptiform Activity

open access: yesAdvanced Science, Volume 13, Issue 31, 4 June 2026.
Geometry and connectivity are complementary structures, which have demonstrated their ability to represent the brain's functional activity. This study evaluates geometric and connectome eigenmodes as biologically informed constraints for EEG source localization.
Pok Him Siu   +6 more
wiley   +1 more source

Mechanisms of atrial fibrillation in mitral regurgitation patients: Insights from noninvasive electrocardiographic imaging. [PDF]

open access: yesJ Electrocardiol
Vijayakumar R   +9 more
europepmc   +1 more source

Multifunctional Metasurfaces for Bridging Terahertz Waves in Free Space and Waveguides

open access: yesAdvanced Physics Research, Volume 5, Issue 6, June 2026.
A multifunctional terahertz metasurface capable of simultaneous orthogonal polarization conversion and phase modulation is integrated onto a dielectric slab waveguide, thereby enabling efficient free‐space‐to‐guided‐wave coupling. By implementing tailored phase gradients on the metasurface, we demonstrate the formation of a focused spot within the ...
Jinhui Lu   +5 more
wiley   +1 more source

Machine learning assisted wavefront sensor. [PDF]

open access: yesProc SPIE Int Soc Opt Eng
McFadden C, Chen B, Fiolka R.
europepmc   +1 more source

Inverse Design of Mirror‐Symmetric Disordered Systems for Broadband Perfect Transmission

open access: yesLaser &Photonics Reviews, Volume 20, Issue 11, 5 June 2026.
This work introduces an inverse design approach to achieve broadband perfect wave transmission in mirror‐symmetric disordered media. Leveraging symmetry simplifies optimization and enables control of multiple reflectionless states. Experiments in microwave waveguides confirm the design of exceptional points, bandpass filters, and broadband quasi ...
Zhazira Zhumabay   +4 more
wiley   +1 more source

Comparison of refractive parameters provided by a new open field aberrometer and the subjective refraction. [PDF]

open access: yesBMC Ophthalmol
Martinez-Abad A   +7 more
europepmc   +1 more source

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