Results 41 to 50 of about 28,123,794 (342)

High quality factor measured in fused silica [PDF]

open access: yes, 2000
We have measured the mechanical dissipation in a sample of fused silica drawn into a rod. The sample was hung from a multiple-bob suspension, which isolated it from rubbing against its support, from recoil in the support structure, and from seismic noise.
Gretarsson, Andri M.   +7 more
core   +3 more sources

Effect of Genistein and Glycitein on production performance, egg quality, antioxidant function, reproductive hormones and related-genes in pre-peak laying hens

open access: yesPoultry Science
: Genistein (GEN) and Glycitein (GLY), are types of isoflavone extracted mainly from soy plants, although GEN is associated with stronger antioxidant and growth-promoting effects. The impact of dietary GEN and GLY on reproductive performance, egg quality,
Uchechukwu Edna Obianwuna   +6 more
doaj   +1 more source

Resonant Characteristics of Rectangular Microcantilevers Vibrating Torsionally in Viscous Liquid Media [PDF]

open access: yes, 2012
The resonant characteristics of rectangular microcantilevers vibrating in the torsional mode in viscous liquid media are investigated. The hydrodynamic load (torque per unit length) on the vibrating beam due to the liquid was first determined using a ...
Brand, Oliver   +5 more
core   +3 more sources

High Quality Factor Graphene-Based Two-Dimensional Heterostructure Mechanical Resonator. [PDF]

open access: yesNano letters (Print), 2017
Ultralight mechanical resonators based on low-dimensional materials are well suited as exceptional transducers of minuscule forces or mass changes. However, the low dimensionality also provides a challenge to minimize resistive losses and heating.
M. Will   +8 more
semanticscholar   +1 more source

Proteomic changes in extracellular vesicle and uterine fluid proteins correlated with eggshell quality in aged laying hens

open access: yesPoultry Science
Extracellular vesicles (EVs) in uterine fluid (UF) are thought to regulate eggshell calcification, yet their composition and functions remain unclear.
Li-bing Gao   +5 more
doaj   +1 more source

Frequency Compensation of Three-Stage OTAs to Achieve Very Wide Capacitive Load Range

open access: yesIEEE Access, 2022
This paper proposes an optimal design approach for three-stage amplifiers driving an ultra-wide range of load capacitor. To this end, efficient state-of-the-art solutions have been combined to develop a power-efficient frequency compensation solution ...
Hamed Aminzadeh   +2 more
doaj   +1 more source

High Quality factor photonic crystal nanobeam cavities

open access: yes, 2009
We investigate the design, fabrication and experimental characterization of high Quality factor photonic crystal nanobeam cavities in silicon. Using a five-hole tapered 1D photonic crystal mirror and precise control of the cavity length, we designed ...
Deotare, Parag B.   +4 more
core   +1 more source

Histological and molecular difference in albumen quality between post-adolescent hens and aged hens

open access: yesPoultry Science
: The decline in albumen quality resulting from aging hens poses a threat to the financial benefits of the egg industry. Exploring the underlying mechanisms from the perspective of cell molecules of albumen formation is significant for the efficient ...
Xin-yu Chang   +6 more
doaj   +1 more source

Enhanced Sensitivity of Microring Resonator-Based Sensors Using the Finite Difference Time Domain Method to Detect Glucose Levels for Diabetes Monitoring

open access: yesApplied Sciences, 2020
The properties of light and its interaction with biological analytes have made it possible to design sophisticated and reliable optical-based biomedical sensors. In this paper, we report the simulation, design, and fabrication of microring resonator (MRR)
Lilik Hasanah   +10 more
doaj   +1 more source

Fabrication of high-quality-factor photonic crystal microcavities in InAsP/InGaAsP membranes [PDF]

open access: yes, 2004
Optical fiber taper waveguides are used to improve the efficiency of room temperature photoluminescence measurements of AlGaAs microdisk resonant cavities with embedded self-assembled InAs quantum dots.
Adachi   +17 more
core   +1 more source

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