Results 41 to 50 of about 35,150 (277)

A microwave dielectric biosensor based on suspended distributed MEMS transmission lines [PDF]

open access: yes, 2009
Design and characterization of a miniature microwave dielectric biosensor based on distributed microelectromechanical systems (MEMS) transmission lines (DMTL) is reported in this paper.
Li, Lijie   +3 more
core   +1 more source

Characterization of Dielectric Substrates Using Dual Band Microwave Sensor

open access: yesIEEE Access, 2021
In this work, a compact, inexpensive, and efficient dual band microwave sensor is proposed. The sensor is based on two Complementary Symmetric Split-Ring Resonators (CSSRRs) and possesses a high $Q$ factor and wide sensing range.
Ammar Armghan   +3 more
doaj   +1 more source

CeO2 Nanostructures Prepared by Selective Water‐Soluble Sr3Al2O6(SAO)‐CeO2 Vertically Aligned Nanocomposite

open access: yesAdvanced Engineering Materials, EarlyView.
Highly textured CeO2 nanowires and nanoporous thin films are successfully synthesized by water dissolution of Sr3Al2O6 (SAO) from the SAO:CeO2 vertically aligned nanocomposites (VANs). The morphology of CeO2 can be varied by VAN composition. It demonstrates a new method for synthesizing nanostructured CeO2 without chemical etching or complex micro ...
Benson Kunhung Tsai   +8 more
wiley   +1 more source

Feasibility Study on Shear Horizontal Surface Acoustic Wave Sensors for Engine Oil Evaluation

open access: yesSensors, 2020
On site monitoring of engine oil is required. The features of a shear horizontal surface acoustic wave (SH-SAW) sensor include simultaneous detection of mechanical and electrical properties of liquids (such as viscosity, relative permittivity, and ...
Saya Kobayashi, Jun Kondoh
doaj   +1 more source

High-Performance Triboelectric Devices via Dielectric Polarization: A Review

open access: yesNanoscale Research Letters, 2021
Energy harvesting devices based on the triboelectric effect have attracted great attention because of their higher output performance compared to other nanogenerators, which have been utilized in various wearable applications.
Minsoo P. Kim   +3 more
doaj   +1 more source

Flip-chip distributed MEMS transmission lines (DMTLs) for biosensing applications [PDF]

open access: yes, 2008
Design and characterization of a flip-chip distributed MEMS transmission line (DMTL) are presented. The concept of using this DMTL as a biosensor is then introduced. Radio frequency experiments on the DMTL loaded with biosamples have been conducted using
Li, Lijie, Uttamchandani, Deepak
core   +1 more source

Multimodal Characterization Method for Metamaterials with Tunable Mechanical Stiffness and Electrical Resistivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a multimodal characterization method for a prototype metamaterial model structure that features four distinct states of mechanical stiffness and electrical resistivity. Through simulations and experiments, it uncovers insights into the structural behavior, the correlation between changes in electrical resistivity and mechanical ...
Rebecca Kose   +3 more
wiley   +1 more source

Content-based indexing of low resolution documents [PDF]

open access: yes, 2016
In any multimedia presentation, the trend for attendees taking pictures of slides that interest them during the presentation using capturing devices is gaining popularity.
Md Nor, Danial
core  

Strongly Enhanced Sensitivity in Planar Microwave Sensors Based on Metamaterial coupling

open access: yes, 2017
Limited sensitivity and sensing range are arguably the greatest challenges in microwave sensor design. Recent attempts to improve these properties have relied on metamaterial- (MTM-) inspired open-loop resonators (OLRs) coupled to transmission lines (TLs)
Abdolrazzaghi, Mohammad   +2 more
core   +1 more source

Key Trends and Insights in Smart Polymeric Skin Wearable Patches

open access: yesAdvanced Engineering Materials, EarlyView.
Intelligent polymers, which respond to various physical and biological stimuli, are explored for the development of skin wearable patches in biomedical applications. Smart polymers, also known as intelligent or stimuli‐responsive polymers, play a crucial role in the development of advanced wearable patches due to their versatility and softness.
Sergio J. Peñas‐Núñez   +2 more
wiley   +1 more source

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