Results 41 to 50 of about 3,003,723 (207)

Evolution linear equations of the Sobolev type on a graph

open access: yes, 2010
We analyze the stability and solvability of the Cauchy problem for the equations λujt - ujtxx = βujxx - αujxxxx + γuj + fj, which appear in filtration theory and are defined on a finite connected directed graph with continuity and flow balance conditions
Sviridyuk G.A.   +3 more
core   +1 more source

Experimental Characterization and Population Balance Modelling of the Dense Silica Suspensions Aggregation Process. [PDF]

open access: yes, 2008
Concentrated suspensions of nanoparticles subjected to transport or shear forces are commonly encountered in many processes where particles are likely to undergo processes of aggregation and fragmentation under physico-chemical interactions and ...
Frances, Christine   +3 more
core   +1 more source

Deterministic Modeling of Muller’s Ratchet Effect in Populations Evolving in an Environment of Finite Capacity

open access: yesApplied Sciences
We study how small harmful mutations spread in populations that reproduce asexually. This process is known as Muller’s ratchet—it means that even though these mutations are damaging, they can still build up over generations.
Wojciech Łabaj   +5 more
doaj   +1 more source

New solution algorithm of coupled nonlinear system of Schrodinger equations

open access: yesAlexandria Engineering Journal, 2018
In this article, new extension of the generalized and improved homogeneous balance method is proposed for constructing new structure of rich class of exact travelling wave solutions of nonlinear evolution equations by using the Maple package.
A. Neirameh, M. Eslami, S. Shokooh
doaj   +1 more source

Speed factors computed for pumping schedules in Water Distribution Networks: DDA versus PDA formulations [PDF]

open access: yesE3S Web of Conferences, 2019
This paper focuses on a methodology allowing to derive the pumping schedule in Water Distribution Networks (WDN), upon a time dependent water demand. The selected test case is a previously studied WDN. Two pumping algorithms give different pumping rules.
Mădulărea Remus Alexandru   +3 more
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Balance equations can buffer noisy and sustained environmental perturbations of circadian clocks [PDF]

open access: yes, 2010
We present a new approach to understanding how regulatory networks such as circadian clocks might evolve robustness to environmental fluctuations. The approach is in terms of new balance equations that we derive.
David A. Rand   +3 more
core   +1 more source

Traveling wave solutions for shallow water equations

open access: yesJournal of Ocean Engineering and Science, 2017
An extended homogeneous balance method is suggested in this paper. Based on computerized symbolic computation and the homogeneous balance method, new exact traveling wave solutions of nonlinear partial differential equations (PDEs) are presented.
U.M. Abdelsalam
doaj   +1 more source

Solving Nonlinear Partial Differential Equations of Special Kinds of 3rd Order Using Balance Method and Its Models

open access: yesInternational Journal of Differential Equations, 2023
Most nonlinear partial differential equations have many applications in the physical world. Finding solutions to nonlinear partial differential equations is not easily solvable and hence different modified techniques are applied to get solutions to such ...
Daba Meshesha Gusu, Wakjira Gudeta
doaj   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

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