Results 231 to 240 of about 2,674,389 (338)

Shear interferometry for terahertz wavefront sensing

open access: green, 2022
Mostafa Agour   +5 more
openalex   +2 more sources

Panoramic voltage‐sensitive optical mapping of contracting hearts using cooperative multiview motion tracking with 12 cameras

open access: yesThe Journal of Physiology, EarlyView.
Abstact figure legend A panoramic 3D optical mapping system was developed, enabling imaging of action potential waves across the entire strongly deforming ventricular surface of beating isolated hearts. The system comprises 12 high‐speed cameras and a soccerball‐shaped imaging chamber with 48 light‐emitting diodes (LEDs).
Shrey Chowdhary   +5 more
wiley   +1 more source

Wavefront‐Like LAM Method: A Case Report of Residual Potential Identification Using Local Voltage Derived From Late Annotation Mapping

open access: yesJournal of Arrhythmia, Volume 42, Issue 3, June 2026.
The Wavefront‐like LAM method preserves wavefront‐based timing consistency while enabling quantitative local voltage evaluation. This method improves differentiation between low‐voltage and no‐voltage regions and suggests that residual potentials appearing isolated on conventional voltage mapping can be identified.
Tomoyoshi Morioku   +4 more
wiley   +1 more source

Position-correlated biphoton wavefront sensing for quantum adaptive imaging. [PDF]

open access: yesLight Sci Appl
Zheng Y   +5 more
europepmc   +1 more source

Imaging performance of microscopy adaptive-optics system using scene-based wavefront sensing. [PDF]

open access: yesJ Biomed Opt, 2020
Ashida Y   +8 more
europepmc   +1 more source

One‐Step Fabrication of Non‐Ablative Microstructures for Efficient Second Harmonic Generation on LiNbO3 Thin Film

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
This study presents a novel one‐step femtosecond laser modification technique for fabricating high‐quality periodic metasurfaces on lithium niobate thin films without surface damage and scattering centers. Under oblique incidence at 1030 nm, a 4.75‐fold enhancement in second‐harmonic generation efficiency is achieved through complementary mechanisms ...
Feifei Wang   +7 more
wiley   +1 more source

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