Results 271 to 280 of about 4,912,920 (327)

Gel‐Gel Interface Engineering for the Synthesis of Anisotropic Hydrogels with Designable Polymer Orientations

open access: yesAdvanced Materials, EarlyView.
This study reports that when a gel‐gel interface is intentionally introduced into a hydrogel via two‐step polymerization, the polymer networks near the interface spontaneously align perpendicular to it. By employing a photo‐initiator system to spatially control the gel‐gel interface, anisotropic hydrogels with programmable orientations of polymer ...
Tomohiro Takahashi   +2 more
wiley   +1 more source

Evaluating topological and graph-theoretical approaches to extract complex multimodal brain connectivity patterns in multiple sclerosis. [PDF]

open access: yesHealth Inf Sci Syst
Lozano-Bagén T   +11 more
europepmc   +1 more source

Terahertz Electronic and Spin Currents in Wafer‐Scale Van der Waals Bi2Se3/WSe2 Heterostructures and Polymorphs

open access: yesAdvanced Materials, EarlyView.
Van der Waals heterostructures offer exciting possibilities for artificial materials with unique optical, electronic, and spintronic properties. However, their use in the terahertz (THz) range is limited due to material constraints. This study demonstrates scalable, large‐area, crystalline 2D heterostructures, combining topological insulators ...
M. Mičica   +22 more
wiley   +1 more source

Machine learning predictions from unpredictable chaos. [PDF]

open access: yesJ R Soc Interface
Jiang J   +9 more
europepmc   +1 more source

Néel Tensor Torque in Polycrystalline Antiferromagnets

open access: yesAdvanced Materials, EarlyView.
This work introduces a Néel tensor torque based on a rank‐two symmetric tensor capturing spin correlations in a polycrystalline antiferromagnet. It shows the Néel tensor can be shaped and reshaped through the spin‐orbit torque (SOT) technique, enabling field‐free SOT switching with a specific polarity of the adjacent ferromagnet. This discovery opens a
Chao‐Yao Yang   +4 more
wiley   +1 more source

From Carbon Nitrides to COFs: Opportunities and Prospects in Photocatalytic CO2 Reduction

open access: yesAdvanced Materials, EarlyView.
To underscore the potential of polymeric photocatalysts for CO2 photoreduction—from carbon nitrides to covalent organic frameworks—the table of contents graphic presents recent breakthroughs in the design of light‐responsive organic photocatalysts.
Wei Che   +10 more
wiley   +1 more source

Nonlocality-enabled photonic analogies of parallel spaces, wormholes and multiple realities. [PDF]

open access: yesNat Commun
Song T   +12 more
europepmc   +1 more source

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