Results 151 to 160 of about 4,641,193 (302)

Wearable Morphology‐Adaptive in‐Ear Device With Active Cleansing Capability for Multimodal Health Monitoring

open access: yesAdvanced Materials, EarlyView.
We present SCIENCE, an in‐ear multimodal physiological monitor featuring two key innovations. Water‐triggered morphological expansion (a 2‐mm cylinder to a 9‐mm spindle) achieves conformal adaptation across complex canal geometries. Simultaneously, active biofouling mitigation disrupts cerumen barriers, reducing sensor‐skin impedance by 20%.
Shuyun Zhuo   +3 more
wiley   +1 more source

Measuring customer-perceived service quality in the ride-hailing industry: a generic approach for the development and validation of a multidimensional scale

open access: yesHumanities & Social Sciences Communications
Service issues and limitations of generic measures (scales, instruments) necessitate well-developed customized measures to evaluate service quality.
Jin Li, Xiaomei Xu, Hui Xu, Yali Song
doaj   +1 more source

Adaptive Generalized Mean and Social Distance Metric for Smart Manufacturing Tasks

open access: yes
This paper addresses a critical gap in the artificial intelligence (AI) and machine learning (ML) capabilities used in smart manufacturing by integrating an adaptive generalized mean function and a generalized social distance metric.
Terziyan, Vagan, Vitko, Oleksandra
core   +1 more source

Breaking the Surface: Buoyant Metal–Polymer Open–Cell Hybrid Lattice Metamaterials

open access: yesAdvanced Materials, EarlyView.
Open‐cell metal–polymer lattice metamaterials that defy sinking. (a) Injection process of the polyurethane (PU) foam into the titanium (Ti‐6Al‐4V) hollow‐strut lattice creating the open‐cell Ti‐6Al‐4V+PU hybrid lattice, (b) flotation test of a hybrid lattice specimen, and (c) a digital representation and experimental validation of a marine buoy ...
Jordan Noronha   +7 more
wiley   +1 more source

Assessment of enzymatic browning in blanched potato slices using combined hyperspectral imaging and hyperspectral microscopy imaging

open access: yesFood Chemistry: X
Inadequate blanching in fresh-cut potatoes causes browning during storage, but it cannot be detected immediately post-processing. Moreover, browning patterns during storage vary with blanching conditions.
Jong-Jin Park   +7 more
doaj   +1 more source

Metastable Polymers for Circular 3D Printing

open access: yesAdvanced Materials, EarlyView.
3D‐printed polymers are usually permanent and hard to recycle. Here, metastable polymers are designed to fall apart on demand. A chemical trigger unzips the printed material back into its original building blocks within minutes at room temperature.
Johannes Markhart   +2 more
wiley   +1 more source

Multifunctional Microcavity Surfaces for Robust Capture and Direct Rapid Sampling of Concentrated Analytes

open access: yesSmall Structures
Evaporation patterns of liquid droplets containing nanoparticles or colloids have extensive applications in diagnostics and printing. Controlling these patterns by studying the evaporation behavior of colloidal droplets on surfaces is important for ...
Seungwoo Shin   +5 more
doaj   +1 more source

Smart Factories : South Korean and Swedish examples on manufacturing settings

open access: yes, 2018
What constitutes a company's capabilities to develop a Smart Factory? South Korean and Swedish perspectives are here illustrated by company examples of smart factory solutions and related strategic aspects of their digitalization.
Hanson, Lars   +7 more
core   +1 more source

Dynamic Electrophoretic Assembly Coupled With Water‐Splitting‐Induced pH Control Enables Precision Ion Sieving Membranes

open access: yesAdvanced Materials, EarlyView.
A green, external‐catalyst‐free route grows defect‐free covalent organic framework membranes directly on ion‐exchange supports using an alternating electric field and in situ‐generated acid. Through a self‐regulating, self‐healing mechanism, the membranes achieve near‐complete, ultra‐fast separation of monovalent ions such as Li+, Na+, and K+, offering
Mohammad Hossein Jandaghian   +8 more
wiley   +1 more source

Radiative Thermal Management for Extreme Environments: Mechanisms and Design Strategies

open access: yesAdvanced Materials, EarlyView.
In this review, we discuss the fundamental mechanisms of radiative cooling and solar heating, material and structural design strategies, hybrid approaches integrating additional heat transfer pathways, and durability‐oriented designs addressing environmental stresses.
Hyung Rae Kim   +5 more
wiley   +1 more source

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