Results 21 to 30 of about 17,672 (265)

A Practical Strain Sensor Based on Ecoflex/Overlapping Graphene/Ecoflex Sandwich Structures for Vocal Fold Vibration and Body Motion Monitoring

open access: yesFrontiers in Sensors, 2022
Graphene-based stretchable and flexible strain sensors are one of the promising “bridges” to the biomedical realm. However, enhancing graphene-based wearable strain sensors to meet the demand of high sensitivity, broad sensing range, and recoverable ...
Yanyan Fan   +9 more
doaj   +1 more source

Practical measures of three-dimensional stretchability on stretchable displays

open access: yesJournal of Information Display, 2023
ABSTRACTUnlike existing flexible display technologies such as foldable, rollable, or slidable displays, stretchable displays can change the size of surface areas. Furthermore, they can be transformed into a multi-curvature shape in any direction. These may be the reasons they are often called freeform displays.
Choon-Woo Kim   +2 more
openaire   +2 more sources

A Tubular Flexible Triboelectric Nanogenerator with a Superhydrophobic Surface for Human Motion Detecting

open access: yesSensors, 2021
The triboelectric nanogenerator (TENG) is a newly arisen technology for mechanical energy harvesting from the environment, such as raindrops, wind, tides, and so on.
Jianwei Wang   +4 more
doaj   +1 more source

A Review of Skin-Wearable Sensors for Non-Invasive Health Monitoring Applications

open access: yesSensors, 2023
The early detection of fatal diseases is crucial for medical diagnostics and treatment, both of which benefit the individual and society. Portable devices, such as thermometers and blood pressure monitors, and large instruments, such as computed ...
Pengsu Mao, Haoran Li, Zhibin Yu
doaj   +1 more source

Stretchable strain-tolerant soft printed circuit board: a systematic approach for the design rules of stretchable interconnects

open access: yesJournal of Information Display, 2020
Reported herein is a stretchable strain-tolerant soft printed circuit board (SPCB) following optimized circuit design rules. Inkjet-printed interconnects with a wrinkled structure and rigid epoxy patterns allow the outstanding stretchability and strain ...
Hyeon Cho   +5 more
doaj   +1 more source

Highly Stretchable and Self-Healing Strain Sensors Based on Nanocellulose-Supported Graphene Dispersed in Electro-Conductive Hydrogels

open access: yesNanomaterials, 2019
Intrinsic self-healing and highly stretchable electro-conductive hydrogels demonstrate wide-ranging utilization in intelligent electronic skin. Herein, we propose a new class of strain sensors prepared by cellulose nanofibers (CNFs) and graphene (GN) co ...
Chunxiao Zheng   +5 more
doaj   +1 more source

Barycentric systems and stretchability

open access: yesDiscrete Applied Mathematics, 2007
Using a general resolution of barycentric systems we give a generalization of Tutte's theorem on convex drawing of planar graphs. We deduce a characterization of the edge coverings into pairwise non-crossing paths which are stretchable: such a system is stretchable if and only if each subsystem of at least two paths has at least 3 free vertices ...
Hubert de Fraysseix   +1 more
openaire   +2 more sources

Stretchable electronics: functional materials, fabrication strategies and applications

open access: yesScience and Technology of Advanced Materials, 2019
The primary developing trends in flexible and stretchable electronics involve the innovation of material synthesis, mechanical design, and fabrication strategies that employ soft substrates. The biggest challenge is that the entire electronic system must
Wei Wu
doaj   +1 more source

Stretchable fiber‐shaped aqueous aluminum ion batteries

open access: yesEcoMat, 2022
The emerging wearable electronics have significantly motivated the development of fiber‐shaped batteries with excellent electrochemical performance, safety, and flexibility.
Ting Xiong   +9 more
doaj   +1 more source

Stretchable Material for Microfluidic Applications

open access: yesProceedings, 2017
Materials selected for microfluidic technology exhibit mechanical properties that can be a source of innovation. For instance, devices that take advantage of rigid (glass, silicon) or soft (elastomer, PDMS) materials, as well as porous materials, such as
Yves Fouillet   +6 more
doaj   +1 more source

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