Results 1 to 10 of about 4,414,808 (118)

Oscillation conditions for difference equations with several variable delays [PDF]

open access: yesOpuscula Mathematica, 2023
A technique is developed to establish a new oscillation criterion for a first-order linear difference equation with several delays and non-negative coefficients.
Bassant M. El-Matary   +3 more
doaj   +1 more source

On the Fundamental Analyses of Solutions to Nonlinear Integro-Differential Equations of the Second Order

open access: yesMathematics, 2022
In this article, a scalar nonlinear integro-differential equation of second order and a non-linear system of integro-differential equations with infinite delays are considered.
Cemil Tunç, Osman Tunç
doaj   +1 more source

Manganese Release Kinetics In Some Calcareous Soils From The Sulaimani Governorate In Iraqi Kurdistan Region [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2021
This study was carried out in the Sulaimani Governorate, Iraqi Kurdistan Region, to estimate manganese release kinetics in five calcareous soils including (Sharazor, Qaradagh, Bazian, Mawat, and Surdash).
Sairan Ali   +3 more
doaj   +1 more source

First Order Kinetics of Biodiesel Synthesis Using Used Frying Oil through Transesterification Reaction

open access: yesAceh International Journal of Science and Technology, 2020
This research aims to study the first-order kinetics of biodiesel production from used frying oil (UFO) through transesterification with methanol. Used frying oil was collected from fried peddlers around the campus of the University of Lampung. Technical
Agus Haryanto   +3 more
doaj   +1 more source

On the stability of first order impulsive evolution equations [PDF]

open access: yesOpuscula Mathematica, 2014
In this paper, concepts of Ulam-Hyers stability, generalized Ulam-Hyers stability, Ulam-Hyers-Rassias stability and generalized Ulam-Hyers-Rassias stability for impulsive evolution equations are raised.
JinRong Wang, Michal Fečkan, Yong Zhou
doaj   +1 more source

Tuning Window Size to Improve the Accuracy of Battery State-of-Charge Estimations Due to Battery Cycle Addition

open access: yesWorld Electric Vehicle Journal, 2023
The primary indicator of battery level in a battery management system (BMS) is the state of charge, which plays a crucial role in enhancing safety in terms of energy transfer.
Dewi Anggraeni   +3 more
doaj   +1 more source

Kinetics Study on the Hydrogen Reduction of Bauxite Residue-Calcite Sintered Pellets at Elevated Temperature

open access: yesMetals, 2023
In this study, the isothermal reduction of bauxite residue-calcite sintered pellets by hydrogen at elevated temperatures and different gas flow rates was investigated.
Manish Kumar Kar   +2 more
doaj   +1 more source

Kinetic evaluation of L-Dopa loaded WGA-grafted nanoparticles

open access: yesMedicine Science, 2020
Drug release is a critical parameter in the discipline of drug delivery for years. The determination of in vitro release kinetics of active substances from drug systems plays a critical role in predicting and managing of both efficacy and safety ...
Sema Arisoy, Tansel Comoglu
doaj   +1 more source

Kinetics of Phenolic Compounds Modification during Maize Flour Fermentation

open access: yesMolecules, 2021
This study aimed to investigate the kinetics of phenolic compound modification during the fermentation of maize flour at different times. Maize was spontaneously fermented into sourdough at varying times (24, 48, 72, 96, and 120 h) and, at each point ...
Oluwafemi Ayodeji Adebo   +8 more
doaj   +1 more source

The Young Parenting Inventory (YPI-R3), and the Baumrind, Maccoby and Martin Parenting Model: Finding Common Ground

open access: yesChildren, 2022
The parenting typology of Baumrind, Maccoby and Martin is based on variations in warmth and control and consists of three negative parenting styles labelled authoritarian, neglectful, and permissive.
John Philip Louis
doaj   +1 more source

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