Results 221 to 230 of about 30,505 (307)

Anisotropic liquid crystalline hydrogels direct 2D and 3D myoblast alignment. [PDF]

open access: yesAdv Funct Mater
Skillin NP   +6 more
europepmc   +1 more source

All‐Fiber Microsensor of Polarization at Single‐Photon Level Aided by Deep Learning

open access: yesLaser &Photonics Reviews, EarlyView.
Introducing a polarization sensor using scattering in a short optical fiber and deep learning. The breakthrough lies in sparse sampling of the scattered light and single‐photon sensitivity. The all‐fiber sensor achieves unprecedented accuracy, speed, resolution, and stability.
Martin Bielak   +2 more
wiley   +1 more source

Terahertz All‐Dielectric Maxwell Fisheye Lens Waveguide Crossings via Transformation Optics

open access: yesLaser &Photonics Reviews, EarlyView.
All‐silicon terahertz waveguide crossings based on Maxwell fisheye lenses are reshaped using transformation optics to interface with planar waveguides while reducing mode mismatch. Realized via subwavelength perforations in a single etching step, 2 × 2 and 3 × 3 crossings achieve broadband transmission with low loss and ultralow crosstalk across 220 ...
Nikolaos Xenidis   +2 more
wiley   +1 more source

Three-dimensional fiber orientation mapping of ex vivo human brain at micrometer resolution. [PDF]

open access: yesNpj Imaging
Liu CJ   +13 more
europepmc   +1 more source

Thermoplasmonic‐Controlled Optical Filters Based on the Combination of Chiral Liquid Crystals and Metasurfaces

open access: yesMacromolecular Rapid Communications, EarlyView.
A broadband cholesteric liquid crystal (CLC) combined with a bottom‐up metasurface absorber enables the realisation of thermoplasmonic‐controlled optical filters. These filters combine a CLC reflector for visible light with a metasurface absorber operating in the near‐infrared (NIR) range.
Federica Zaccagnini   +6 more
wiley   +1 more source

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