Results 51 to 60 of about 144,997 (264)

Strength Properties of Surface-Modified Giant Cavendish (Musa acuminata) Banana Fibers

open access: yesJournal of Natural Fibers, 2022
This study focused on examining and comparing the strength properties of untreated and surface-modified Giant Cavendish banana fibers. The banana fibers were mercerized using 0.06 M Sodium Hydroxide (NaOH) and treated using 0.003 M Potassium Permanganate
Kipchumba J. Caren   +2 more
doaj   +1 more source

Influence of Hospital and Surgeon Volumes on Clinical Outcomes After Standard Surgery for Advanced Gastric Cancer: Supplementary Analysis of the Multicenter Randomized Phase III Trial JCOG1001

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
We have evaluated interinstitutional variation to verify the generalization and standardization of gastric cancer surgery from a supplementary analysis of the randomized phase III trial JCOG1001. Although there was some degree of interinstitutional variation in short‐ and long‐term outcomes after standard gastric surgery, we found no correlation ...
Motohiro Hirao   +14 more
wiley   +1 more source

16 bidrag till norsk mediehistoria

open access: yesNorsk Medietidsskrift, 2002
Henrik G. Bastiansen og Øystein Meland (red.) Fra Eidsvoll til Marienlyst Studier i norske mediers historie fra grunnloven til TV-alderen. Kristiansand: Høyskoleforlaget, 2001.
Lennart Weibull
doaj  

Novel exploration of hub heights on economics and Weibull distribution methods for wind power potential in Indian sites

open access: yesScience and Technology for Energy Transition
Wind energy is a clean and practical way to create electricity. It necessitates the assessment of Wind Power Potential (WPP) and its economic analysis at different heights. In this context, this study examines WPP assessment for 62 different locations of
Kumar Pradeep, Yadav Amit Kumar
doaj   +1 more source

Poly(vinylidene Fluoride)‐Based Ferroelectric Polymers for Electromechanical Transduction: A Systematic Review of Materials and Actuators

open access: yesAdvanced Intelligent Systems, EarlyView.
Poly(vinylidene fluoride) (PVDF)‐based ferroelectric materials exhibit high strains, energy densities and coupling efficiencies, appealing for diverse applications requiring smart material actuators. This work reviews electromechanical transduction in PVDF‐based polymers and their modifications, implementation in actuators, and functional devices ...
Giulio Gallucci, Andres Hunt
wiley   +1 more source

Determinação do tirante mínimo da hidrovia do Tocantins e Araguaia

open access: yesC&T, 2022
O presente trabalho teve como objetivo calcular o tirante de escoamento com permanência de 90% de nível d’água mínimo anual, com período de recorrência de 10 anos para as estações fluviométricas existentes na Hidrovia do Tocantins e Araguaia.
Marcelo de Miranda Reis   +2 more
doaj  

Fracture strength: Stress concentration, extreme value statistics and the fate of the Weibull distribution

open access: yes, 2014
The fracture strength distribution of materials is often described in terms of the Weibull law which can be derived by using extreme value statistics if elastic interactions are ignored.
Bertalan, Zsolt   +3 more
core   +1 more source

Current‐Limiting Control Strategies in Variable Capacitance Electrostatic Energy Harvesters

open access: yesAdvanced Intelligent Systems, EarlyView.
This work introduces control strategies for electrostatic energy harvesters that balance energy yield with current limitations. Two approaches are explored: traditional peak‐triggered controls, and newly developed quadrature controls, which use smooth voltage profiles.
Alireza Jalaliankhakshour   +4 more
wiley   +1 more source

Polylimonene Improves the In Vivo Wound Healing Performance of Sodium Alginate‐Based Hydrogels

open access: yesJournal of Applied Polymer Science, EarlyView.
An oligomer derived from orange peel essential oil incorporated into an alginate hydrogel was shown to be biocompatible and to exhibit a high capacity for in vivo incisional wound healing, as confirmed by experimental assays and mathematical models fitted to the data describing wound area reduction as a function of the dressing‐tissue contact time ...
Roniérik Pioli Vieira   +5 more
wiley   +1 more source

Bayesian reliability models of Weibull systems: State of the art

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2012
In the reliability modeling field, we sometimes encounter systems with uncertain structures, and the use of fault trees and reliability diagrams is not possible.
Zaidi Abdelaziz   +2 more
doaj   +1 more source

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