Results 101 to 110 of about 733,938 (354)

An efficient technique based on polynomial chaos to model the uncertainty in the resonance frequency of textile antennas due to bending [PDF]

open access: yes, 2014
The generalized polynomial chaos theory is combined with a dedicated cavity model for curved textile antennas to statistically quantify variations in the antenna's resonance frequency under randomly varying bending conditions. The nonintrusive stochastic
Boeykens, Freek   +2 more
core   +1 more source

Bio‐Friendly Artificial Muscles Based on Carbon Nanotube Yarns and Eutectogel Derivatives

open access: yesAdvanced Functional Materials, EarlyView.
Solid‐state artificial muscles based on coiled commercial carbon nanotube yarns coated with eutectogel derivatives exhibit unipolar actuation through selective ion intercalation. Combining polyanionic and polycationic gels enables enhanced contractile stroke and high energy density.
Gabriela Ananieva   +6 more
wiley   +1 more source

Printing of Wearable Antenna on Textile

open access: yesMATEC Web of Conferences, 2018
A wearable antenna which is meant to be a part of the clothing used for communication purposes includes tracking, navigation and mobile computing has been seen in demand due to the recent miniaturization of wireless devices.
Khirotdin Rd. Khairilhijra   +6 more
doaj   +1 more source

An active wearable dual-band antenna for GPS and Iridium satellite phone deployed in a rescue worker garment [PDF]

open access: yes, 2013
An active wearable dual-band circularly polarized microstrip patch antenna for Global Positioning System and Iridium satellite phone applications is presented. It is constructed using flexible foam and fabric substrates, combined with copper-on-polyimide
Declercq, Frederick   +2 more
core   +1 more source

Tailoring the Properties of Functional Materials With N‐Oxides

open access: yesAdvanced Functional Materials, EarlyView.
The properties of materials bearing N‐oxide groups are often dominated by the polar N+─O− bond. It provides hydrophilicity, selective ion‐binding, electric conductivity, or antifouling properties. Many of the underlying mechanisms have only recently been discovered, and the interest in N‐oxide materials is rapidly growing.
Timo Friedrich   +5 more
wiley   +1 more source

A personal, distributed exposimeter: procedure for design, calibration, validation, and application [PDF]

open access: yes, 2016
This paper describes, for the first time, the procedure for the full design, calibration, uncertainty analysis, and practical application of a personal, distributed exposimeter (PDE) for the detection of personal exposure in the Global System for Mobile ...
Gängler, Stephanie   +7 more
core   +2 more sources

Multi‐Faceted Binder Enhancement via Slurry‐Applicable Thiol‐Ene Click Chemistry for Low‐Pressure‐Operable All‐Solid‐State Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Cross‐linked binders with enhanced resiliencies under low operating pressures are designed via in situ thiol‐ene click reactions within slurries. Cross‐linking improves the Young's moduli and elasticities of the styrene‐butadiene rubber binders, effectively mitigating interparticle delamination within the composite cathodes induced by volumetric ...
Young Joon Park   +9 more
wiley   +1 more source

Performance Study of Screen-Printed Textile Antennas after Repeated Washing

open access: yesAUTEX Research Journal, 2014
The stability of wearable textile antennas after 20 reference washing cycles was evaluated by measuring the reflection coefficient of different antenna prototypes.
Kazani I.   +8 more
doaj   +1 more source

Wideband and UWB antennas for wireless applications. A comprehensive review [PDF]

open access: yes, 2017
A comprehensive review concerning the geometry, the manufacturing technologies, the materials, and the numerical techniques, adopted for the analysis and design of wideband and ultrawideband (UWB) antennas for wireless applications, is presented. Planar,
Cicchetti, Renato   +2 more
core   +3 more sources

Evaluation of a wearable hybrid textile antenna [PDF]

open access: yes2010 Loughborough Antennas & Propagation Conference, 2010
Due to their popularity, antennas implemented on conductive textiles have been widely investigated. Prototypes of full-textile antennas are also usually pre-investigated using conductive foils, which is more homogeneous and provides better mechanical consistency.
Mohd Rais, Nurul Husna   +6 more
openaire   +1 more source

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