Results 151 to 160 of about 570,053 (282)

Innovative Metasurface Colorimetric Cell‐on‐a‐Chip Sensor for Continuous, Label‐Free, Non‐Destructive Assessment of Intestinal Barrier Dynamics

open access: yesAdvanced Science, Volume 13, Issue 19, 2 April 2026.
We developed a real‐time, label‐free, high‐throughput cell‐on‐a‐chip system based on a metasurface plasmon resonance colorimetric sensor (MetaSPRCS) to evaluate intestinal barrier function. This platform enables continuous monitoring of cell adhesion, proliferation, and barrier layer formation, disruption, and repair.
Youqian Chen   +14 more
wiley   +1 more source

Diamond Metasurface‐Based Optical Tweezers With Enhanced Robustness

open access: yesAdvanced Science, Volume 13, Issue 19, 2 April 2026.
Conventional metasurface optical tweezers are hindered by thermal instability from laser heating. This work overcomes this by using diamond metasurfaces, exploiting their low thermo‐optic coefficient and minimal thermal expansion. The platform demonstrates stable particle trapping, translocation, and rotation, enabling robust miniaturized systems for ...
Jing‐Yuan Zhu   +8 more
wiley   +1 more source

A Small-Divergence-Angle Orbital Angular Momentum Metasurface Antenna. [PDF]

open access: yesResearch (Wash D C), 2019
Xu J   +8 more
europepmc   +1 more source

Conundrums of Localized Surface Plasmon Resonance Biosensors

open access: yesSmall, Volume 22, Issue 19, 1 April 2026.
Localized surface plasmon resonance (LSPR) biosensing faces fundamental conundrums arising from finite field decay lengths, environmental cross‐sensitivities, and batch variability. Competing surface, bulk, and electrostatic effects can induce red or blue spectral shifts, complicating quantification, reproducibility, and interpretation in complex or ...
Nikhil Bhalla
wiley   +1 more source

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