Results 181 to 190 of about 4,297,783 (404)

Wireless and Self‐Powered Wearable Pressure Sensors Based on Chitosan for Artificial Mechanoreceptors

open access: yesAdvanced Materials Technologies, EarlyView.
A novel self‐powered wearable pressure sensor is fabricated using chitosan‐ZnO composite piezoelectric film, achieving sensitivities of 70.71 mV/kPa and 471.43 mV Hz−1. This lightweight and biodegradable device emulates mechanoreceptors for applications such as object classification, wireless data transmission, and gesture recognition, offering an eco ...
Zhao Wang   +5 more
wiley   +1 more source

The Internet of Things (IoT) in healthcare: Taking stock and moving forward

open access: yesInternet of Things, 2023
Abderahman Rejeb   +6 more
semanticscholar   +1 more source

Electrical Metamaterial‐Based Interconnects‐Enabled Highly Stretchable Wireless Electrocardiography Circuit

open access: yesAdvanced Materials Technologies, EarlyView.
This article presents a novel strategy for creating highly stretchable wireless circuits using electrical metamaterial‐based interconnects (EMIs). Embedded in soft polymers and filled with liquid metal, EMIs uniquely reduce resistance under strain. A fully integrated ECG circuit demonstrates reliable performance under 100% stretch, offering a highly ...
Anan Zhang   +2 more
wiley   +1 more source

Predicting depression and unravelling its heterogeneous influences in middle-aged and older people populations: a machine learning approach

open access: yesBMC Psychology
Background Aging has become a global trend, and depression, as an accompanying issue, poses a significant threat to the health of middle-aged and older adults.
Ling Zhang   +7 more
doaj   +1 more source

Molecular Nanoarchitectonic Sensing Layer for Analysis of Volatile Fatty Acids in Bioreactor Headspaces Using a Nanomechanical Sensor

open access: yesAdvanced Materials Technologies, EarlyView.
A porous crystalline sensing layer has been developed in conjunction with a nanomechanical sensor for the sensitive detection of volatile fatty acids (VFAs) in admixture at high relative humidity. The sensitive, selective sensor based on supramolecular design improves the economic viability of anaerobic digesters toward a carbon neutral society ...
Subrata Maji   +13 more
wiley   +1 more source

Can Blockchain Protect Internet-of-Things? [PDF]

open access: yesFuture Technologies Conference (FTC) 2017 29-30 November 2017 | Vancouver, Canada, 2018
In the Internet-of-Things, the number of connected devices is expected to be extremely huge, i.e., more than a couple of ten billion. It is however well-known that the security for the Internet-of-Things is still open problem. In particular, it is difficult to certify the identification of connected devices and to prevent the illegal spoofing.
arxiv  

Internet of things for smart factories in industry 4.0, a review

open access: yesInternet of Things and Cyber-Physical Systems, 2023
Mohsen Soori, B. Arezoo, Roza Dastres
semanticscholar   +1 more source

Printed Recyclable and Flexible Thermocouple Temperature Sensors

open access: yesAdvanced Sensor Research, EarlyView.
Printed recyclable thermocouple sensors with low cost, easy processing, and compatibility with mass production are developed. Using re‐dissolvable polymeric binders, the printed sensors decompose without harsh treatments, while ferromagnetic Ni flakes enable efficient magnetic separation of materials.
Xiaotao Wang   +5 more
wiley   +1 more source

Recycling and Sustainable Design for Smart Textiles − A Review

open access: yesAdvanced Sustainable Systems, EarlyView.
The article reviews recycling strategies and sustainable design approaches for smart textiles, emphasizing eco‐friendly materials, mechanical and chemical recycling methods, and circular economy principles. It explores challenges in separating embedded electronics and highlights recent innovations in sustainable textile technology.
Melkie Getnet Tadesse   +3 more
wiley   +1 more source

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