Results 161 to 170 of about 6,233 (245)

Physical Anchoring‐Assisted Mechanically Guided Assembly for Material‐Independent 3D Mesostructures

open access: yesSmall, Volume 22, Issue 44, 7 August 2026.
Conventional mechanically guided 3D assembly relies on selective chemical bonding between 2D precursors and elastomeric substrates, imposing fundamental limitations on material compatibility and scalability. Here, we present a physically anchored, buckling‐guided assembly platform based on a rod array patterned elastomeric substrate (RPES).
Yeonhee Heo   +7 more
wiley   +1 more source

Polyoxometalate@Metal–Organic Framework‐Based Imprinted Electrochemical Sensor for Dopamine Detection

open access: yesSmall Science, Volume 6, Issue 8, August 2026.
A synergistic assembly of molecularly imprinted polymer (MIP) and polyoxometalates@metal–organic framework (POM@MOF) is utilized to modify the electrode surface of a dopamine electrochemical sensor. POM@MOF enhances the sensitivity, while MIP enables selective discrimination against interferents.
Wenjing Wang   +11 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, Volume 10, Issue 15, 7 August 2026.
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

Advances in Smart Wearable Biosensors for Non‐Invasive and Microneedle‐Based Health Monitoring: A Physiological Fluids‐Based Approach

open access: yesSmall Structures, Volume 7, Issue 8, August 2026.
This review highlights recent advancements in smart wearable biosensors for non‐invasive, microneedle‐based health monitoring via physiological fluids. It focuses on functional materials, biomarker detection strategies, sensor integration and validation methods.
Shuva Bhowmik, Azam Ali
wiley   +1 more source

High‐Performance Near‐Infrared Organic Light‐Emitting Diodes Based on Grating‐Structured Hole Transport Layer

open access: yesSmall Structures, Volume 7, Issue 8, August 2026.
High‐performance near‐infrared (NIR) organic light‐emitting diodes (OLEDs) were achieved by incorporating a one‐dimensional Bragg grating into a thermally cross‐linkable hole‐transporting layer via microtransfer molding. The optimized devices exhibit an emission peak at 880 nm, a maximum external quantum efficiency of 1.55%, and a peak radiant exitance
Yuhang Xu   +5 more
wiley   +1 more source

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