Results 81 to 90 of about 105,471 (295)

Development and in vitro evaluation of chitosan nanoparticles encapsulating Phoenix dactylifera L. (Ajwah) seed extract with supporting in silico molecular docking analysis

open access: yesFood Biomacromolecules, EarlyView.
Abstract This research describes the engineering of chitosan nanoparticles (CS NPs) via ionic gelation to encapsulate Ajwah seed extract (ASE), repurposing a plant waste product for its documented antioxidant and anticancer potential. Physicochemical analysis confirmed the formation of stable nanoparticles with hydrodynamic diameters between 152.3 and ...
Jailan E. Elhalawani   +2 more
wiley   +1 more source

Enhancing Wind Energy Potential Assessment with Three-Parameter Weibull Distribution: A Comparative Analysis using MATLAB [PDF]

open access: yesE3S Web of Conferences
To determine the wind energy potential, the probability density function is typically used. For data distribution with modest wind speeds, this paper developed a three-parameter Weibull model.
K Kannakumar   +6 more
doaj   +1 more source

Statistical distribution of mechanical properties for three graphite-epoxy material systems [PDF]

open access: yes
Graphite-epoxy composites are playing an increasing role as viable alternative materials in structural applications necessitating thorough investigation into the predictability and reproducibility of their material strength properties. This investigation
Reese, C., Sorem, J., Jr.
core   +1 more source

A Comparison of Realized Measures of Integrated Volatility: Price Duration‐ vs. Return‐Based Approaches

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT We study the accuracy of a variety of parametric price duration‐based realized variance estimators constructed via various financial duration models and compare their forecasting performance with the performance of various nonparametric return‐based realized variance estimators.
Björn Schulte‐Tillmann   +2 more
wiley   +1 more source

Parallel Weibull regression model. [PDF]

open access: yes, 2008
This paper focuses on the lifetime analysis of parallel systems consisting of Weibull components with independent failures and covariates. The performance of the parameter estimates of two and three-component parallel systems at different values of the ...
Arasan, Jayanthi
core  

On the non-Poissonian repetition pattern of FRB121102

open access: yes, 2018
Rhe Fast Radio Burst FRB121102 has been observed to repeat in an irregular fashion. Using published timing data of the observed bursts, we show that Poissonian statistics are not a good description of this random process.
Opperman, Niels, Pen, Ue-Li, Yu, Hao-Ran
core   +1 more source

Gradual volatile memristor–based artificial neurons with high uniformity for neuromorphic computing

open access: yesInfoScience, EarlyView.
Schematic of leaky integrate‐and‐fire artificial neurons for MNIST image classification. Abstract Artificial neurons are pivotal for neuromorphic hardware, but the development of compact and uniform devices remains challenging. Conventional volatile memristors suffer from abrupt switching, which hinders spatiotemporal consistency.
Pengtao Li   +12 more
wiley   +1 more source

Synthesis Weibull Stochastic Differential Equation: Properties and application

open access: yesScientific African
The Weibull distribution is suitable for modeling stochastic phenomena. However, most of the existing stochastic differential equations (SDEs) of Weibull type found in the literature do not follow the Weibull distribution, making them unsuitable for ...
John Abonongo, Patrick Chidzalo
doaj   +1 more source

Optimal designs for dose finding experiments in toxicity studies [PDF]

open access: yes
We construct optimal designs for estimating fetal malformation rate, prenatal death rate and an overall toxicity index in a toxicology study under a broad range of model assumptions.
Dette, Holger   +2 more
core  

Recent advances in data‐driven and artificial intelligence‐integrated perovskite solar cells: From design to self‐driving laboratories

open access: yesInfoMat, EarlyView.
To address the limitations of conventional trial‐and‐error approaches, perovskite solar cell research is shifting toward a new paradigm that utilizes datasets and AI. This review examines the fundamental elements of data‐driven and AI‐integrated research: data platforms, AI methodologies, and self‐driving laboratories, demonstrating how their ...
Jaehee Lee   +5 more
wiley   +1 more source

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