Results 11 to 20 of about 2,615,956 (315)

Concurrent estimation of seismic reflectivity and Q by using an optimal dictionary learning method

open access: yesFrontiers in Earth Science, 2023
The seismic reflectivity and quality factor Q play an important role in seismic processing and interpretation, such as improving the resolution of seismic data and enhancing the reservoir identification.
Hongyong Yan   +7 more
doaj   +1 more source

A Compact Metamaterial Biosensor for Multi-Virus Detection With Tunability and High Incidence Angle Absorption

open access: yesIEEE Access, 2023
In this research, we introduce a metamaterial biosensor designed for the detection of various viruses. The proposed sensor configuration comprises four square split ring resonators (SRR) coupled with a central graphene ring.
Patri Upender   +4 more
doaj   +1 more source

Design of all dielectric metasurface methane sensor based on Fano resonance

open access: yesGong-kuang zidonghua, 2023
Compared with traditional methane sensors, metasurface methane sensors have advantages such as high sensitivity, stable performance, miniaturization, integration, and multi functional customizability.
LIU Hai   +7 more
doaj   +1 more source

Model-Based Optimization of Spiral Coils for Improving Wireless Power Transfer

open access: yesEnergies, 2023
Inductive wireless power transfer is a promising technology for powering smart wearable devices. The spiral coil shape is widely used in wireless power transfer applications.
Yosra Ben Fadhel   +4 more
doaj   +1 more source

A Resonant Pressure Microsensor with a Wide Pressure Measurement Range

open access: yesMicromachines, 2021
This paper presents a resonant pressure microsensor with a wide range of pressure measurements. The developed microsensor is mainly composed of a silicon-on-insulator (SOI) wafer to form pressure-sensing elements, and a silicon-on-glass (SOG) cap to form
Chao Xiang   +5 more
doaj   +1 more source

Influence of mechanical activation on synthesis and properties of the MgO-TiO2 system [PDF]

open access: yesScience of Sintering, 2007
Materials applied in electronics such as multilayer capacitors are an important field of ceramic materials. Magnesium titanate based dielectric materials are used for producing type-I capacitors.
Petrović Vera V.   +3 more
doaj   +1 more source

Design and fabrication of high quality-factor 1-d photonic crystal/photonic wire extended microcavities [PDF]

open access: yes, 2010
We have successfully demonstrated experimentally the fabrication and measurement of high quality-factor one-dimensional photonic crystal/photonic wire extended cavities based on silicon-on-insulator.
Md Zain, A.R.   +3 more
core   +1 more source

Quality-factor and resonant frequencies on different glucose levels.

open access: yes, 2022
Quality-factor and resonant frequencies on different glucose levels.
Huda A. Majid (12975688)   +8 more
core   +1 more source

Gaps in Hospice and Palliative Care Research: A Scoping Review of the North American Literature

open access: yesJournal of Aging Research, 2020
Background. The demand for hospice and palliative care is growing as a result of the increase of an aging population, which is most prominent in North America. Despite the importance of the topic and an increase in hospice and palliative care utilization,
Rebecca Antonacci   +10 more
doaj   +1 more source

Does Criticism Overcome the Praises of Journal Impact Factor? [PDF]

open access: yes, 2013
Journal impact factor (IF) as a gauge of influence and impact of a particular journal comparing with other journals in the same area of research, reports the mean number of citations to the published articles in particular journal.
Chadegani Arezoo, Aghaei   +23 more
core   +1 more source

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