Results 231 to 240 of about 22,464 (354)

Soft Colloidal Robots: Magnetically Guided Liquid Crystal Torons for Targeted Micro‐Cargo Delivery

open access: yesSmall, EarlyView.
Torons, topological quasiparticles in liquid crystals, can be propelled using electric fields and precisely steered with magnetic alignment, enabling programmable motion without fluid flow. In microfluidic channels, they transport colloidal cargo and exhibit novel dynamic behavior. Their uniformity, softness, and reconfigurability make torons ideal for
Joel Torres‐Andrés   +4 more
wiley   +1 more source

Approaching Gold‐Standard Sensitivity in a Portable and Versatile Gold Nanoprisms Thermoplasmonic Platform for Lateral Flow Detection of Biomolecules

open access: yesSmall, EarlyView.
This study presents a plasmonic thermal lateral flow (ThermoLFA) biosensor for ultrasensitive, early detection of biomolecules. By combining plasmonic gold nanoprisms (AuNPrs) and near‐infrared (NIR) laser activation, it enhances signal output beyond conventional LFAs.
Carlos Cuestas Ayllón   +5 more
wiley   +1 more source

Innovative Microneedle Patches for Psoriasis Treatment: A Dual Approach With Methotrexate‐Zinc and Difelikefalin for Enhanced Therapeutic Outcomes

open access: yesSmall, EarlyView.
This study presents a novel dual‐layer microneedle platform for psoriasis treatment, integrating rapid itch relief with sustained immunomodulatory and antibacterial effects. By combining difelikefalin and methotrexate‐zinc, this system effectively targets pruritus, epidermal hyperplasia, immune dysregulation, and infection, offering a promising ...
Xiaolong Xu   +5 more
wiley   +1 more source

Application of Ag‐Enriched Nanostructures Through Ga+ Irradiation of Silver Butyrate Films in Surface‐Enhanced Raman Spectroscopy (SERS)

open access: yesSmall Methods, EarlyView.
We report a direct‐writing method for patterning silver‐enriched nanostructures with dual functionality: High electrical conductivity, with a resistivity of 95 µΩ·cm, and strong SERS activity, achieving enhancement factors exceeding 107. This approach enables an easy and cost‐effective alternative for the production of microstructures with applications
Juan Ignacio Ocaña‐Parral   +7 more
wiley   +1 more source

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