Results 111 to 120 of about 34,115 (240)

Damage evaluation of the austenitic heat-resistance steel subjected to creep by using Kikuchi pattern parameters

open access: yesHigh Temperature Materials and Processes
Austenitic heat-resistance steel is widely employed in ultra-supercritical power generation because of its superior performance. This article reports the evaluation of creep damage of a typical Super304H austenitic heat-resistance steel by using the ...
Du Zechen   +4 more
doaj   +1 more source

Isotropic-Nematic Transition in Liquid-Crystalline Elastomers

open access: yes, 2002
In liquid-crystalline elastomers, the nematic order parameter and the induced strain vary smoothly across the isotropic-nematic transition, without the expected first-order discontinuity.
B. R. Ratna   +7 more
core   +1 more source

Noni (Morinda citrifolia) Seed Oil: Phytochemical Composition, Bioactivity, and Emerging Applications in Food and Health

open access: yesFood Chemistry International, EarlyView.
Noni seed oil from Morinda citrifolia, highlighting its bioactive composition, conventional and green extraction methods, and major stability challenges. Encapsulation strategies improve oxidative stability and bioavailability, along with potential applications in functional foods and cosmetics, and key barriers to large‐scale commercialization ...
Sumidha Palanisamy   +4 more
wiley   +1 more source

Simultaneous Quantification of Phenolic Compounds and Capsaicinoids in Chili Peppers Using Ultra‐High Performance Liquid Chromatography‐Tandem Mass Spectrometry

open access: yesFood Safety and Health, EarlyView.
A UHPLC‐MS/MS method was developed to simultaneously quantify four capsaicinoids and 19 phenolic compounds, the key bioactive constituents in chili peppers. It exhibits high sensitivity, low matrix effects, excellent accuracy, and precision, enabling reliable detection in chili samples.
Shaoyun Wu   +10 more
wiley   +1 more source

A New Kinetic-Mechanistic Approach Towards Spectrophotometric Bioanalysis of 2-Phenylethylamine as a Sympathomimetic Agent Using Sodium Isopropyl Xanthate. [PDF]

open access: yesAnal Sci Adv
ABSTRACT 2‐Phenylethylamine (2‐PEA), an aromatic biogenic amine, demonstrates significant physiological and toxicological effects on human health. A variety of conventional methods have been widely used for the determination of 2‐PEA. However, the necessity of complex sample preparation and high cost of instrumentation may pose challenges to their ...
Nami F   +3 more
europepmc   +2 more sources

On the solutions of the one dimensional Ginzburg-Landau equations for superconductivity

open access: yes, 1999
This paper gives a complete description of the solutions of the one dimensional Ginzburg-Landau equations which model superconductivity phenomena in infinite slabs. We investigate this problem over the entire range of physically important parameters: $a$
Aftalion, Amandine, Troy, William C.
core   +1 more source

A Reproducible SEM Surface Imaging Protocol for Monitoring Microstructural Changes During Gas–Rock Interactions

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT Reliable characterization of mineralogical and textural changes in rock samples is essential for understanding fluid–rock interactions, particularly in experimental studies simulating subsurface conditions. This study presents a reproducible protocol for scanning electron microscopy (SEM) analysis of rock surfaces before and after exposure to ...
Berta Ordóñez‐Casado   +3 more
wiley   +1 more source

Engineered extracellular vesicles for precision renal therapy: Bioengineering strategies and clinical translation

open access: yesInterdisciplinary Medicine, EarlyView.
Engineered extracellular vesicles (EVs) offer a versatile platform for kidney‐targeted therapy. This review summarizes bioengineering strategies, including cargo loading, surface modification, biomimetic fabrication, and biomaterial integration. We highlight translational challenges and propose future solutions to accelerate the clinical application of
Linru Shi   +6 more
wiley   +1 more source

Existence of Solution for Two Classes of Quasilinear Systems Defined on a Nonreflexive Orlicz–Sobolev Spaces

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT This paper proves the existence of nontrivial solution for two classes of quasilinear systems of the type −ΔΦ1u=Fu(x,u,v)+λRu(x,u,v)inΩ−ΔΦ2v=−Fv(x,u,v)−λRv(x,u,v)inΩu=v=0on∂Ω$$ \left\{\begin{array}{l}\hfill -{\Delta}_{\Phi_1}u={F}_u\left(x,u,v\right)+\lambda {R}_u\left(x,u,v\right)\kern0.1832424242424242em \mathrm{in}\kern0.3em \Omega ...
Lucas da Silva, Marco Souto
wiley   +1 more source

Granular flow in equilibrium with the bottom: experimental analysis and theoretical prediction [PDF]

open access: yesNonlinear Processes in Geophysics, 2002
The paper presents measurements performed on the granular flow that develops in a drum partially filled with sand grains and rotating at various speeds.
B. Zanuttigh, A. Lamberti
doaj  

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