Results 131 to 140 of about 2,911,801 (341)
npj Flexible ElectronicsWireless and battery-free radio-frequency (RF) sensors can be used to create physical spaces that ambiently sense and respond to human activities. Making such sensors ultra-flexible and transparent is important to preserve the aesthetics of living ...
Yunxia Jin +9 more
doaj +1 more source
Wireless strain sensor based on the magnetic strain anisotropy dependent ferromagnetic resonance
AIP Advances, 2020 Wireless strain sensors have received extensive attention owing to their wide application prospects in structural health monitoring, industrial automation, human activity monitoring, and intelligent robotic systems.
Yicheng Chen +8 more
doaj +1 more source
Advanced Materials, EarlyView.We report a multifunctional tapered optical fiber integrating a conformal micro‐resistance temperature detector (µRTD) for local, real‐time thermometry during optical stimulation. The platform combines light‐delivery and temperature sensing within a minimally invasive footprint, enabling detection of sub‐degree cortical heating under representative ...
Antonio Balena +6 more
wiley +1 more source
Field trials of screen-printed chloride sensors for environmental sensing: fluvarium tests
, 2014 This paper reports on a trial of 21 low-cost, robust and reliable chloride sensors, networked and tested in a fluvarium (stream simulator). Initial test results reported here have shown that the sensors are able to monitor real time changes in chloride ...
Cranny, Andy, Rivers, Mark, Harris, Nick
core +1 more source
Theoretical mass, liquid, and polymer sensitivity of acoustic wave sensors with viscoelastic guiding layers [PDF]
, 2003 The theoretical sensitivity of Love wave and layer-guided shear horizontal acoustic plate mode (SH-APM) sensors for viscoelastic guiding layers and general loading by viscoelastic materials is developed.
Fabrice Martin +8 more
core +1 more source
Advanced Materials, EarlyView.Metasurface‐engineered NC‐TENG arrays integrate tactile pressure mapping, non‐contact gesture sensing, and acoustic signal readouts in one ultrathin module, and outperforms pristine PDMS in terms of electrical output and real‐time spatial mapping for next‐gen wearables.
Injamamul Arief +12 more
wiley +1 more source
, 2013 This paper presents the testing results of a wireless sensor communication system with low power consumption integrated with an energy harvesting power source.
Marsic, Vlad +2 more
core
n‐Type Polymer Radio Frequency Rectifiers Operating at 18.5 GHz
Advanced Materials, EarlyView.Combining an n‐doped polymer semiconductor with wafer‐scale asymmetric planar electrodes featuring work function‐engineered contacts yields radio‐frequency diodes and rectifying circuits operating at up to 18.5 GHz. The devices combine scalable manufacturing with an operating frequency previously unattainable by large‐area organic electronics ...
Lazaros Panagiotidis +19 more
wiley +1 more source
Miniature Soft Robot With Magnetically Reprogrammable Surgical Functions
Advanced Materials, EarlyView.Miniature soft robots have great prospects to revolutionize minimally invasive treatments. Here we present a miniature soft robot, which can be reprogrammed to perform five surgical functionalities with six‐degrees‐of‐freedom motions. This soft robot can prospectively make minimally invasive surgery considerably safer and painless, and enable ...
Chelsea Shan Xian Ng +4 more
wiley +1 more source
Procedia Engineering, 2014 AbstractThis paper presents a novel wireless tear glucose level sensor for diabetes patients. The miniaturized sensor can be worn non- invasively under the eye lid. It is composed of a chronoamperometric glucose sensor and an ASIC set with integrated potentiostat and transponder circuits.
Hennig, Andreas +3 more
openaire +2 more sources