Results 1 to 10 of about 1,559,929 (232)

A particle system approach to aggregation phenomena [PDF]

open access: greenJ. Appl. Probab. 56 (2019) 282-306, 2019
Inspired by a PDE-ODE system of aggregation developed in the biomathematical literature, an interacting particle system representing aggregation at the level of individuals is investigated. It is proved that the empirical density of the individual converges to solution of the PDE-ODE system.
Franco Flandoli, Marta Leocata
arxiv   +9 more sources

Nanoparticle-Protein Interaction: Demystifying the Correlation Between Protein Corona and Aggregation Phenomena [PDF]

open access: greenarXiv, 2022
Protein corona formation and nanoparticle aggregation have been heavily discussed over the last years since the lack of fine-mapping of these two combined effects has hindered the targeted delivery evolution and the personalized nanomedicine development.
Larissa Fernanda Ferreira   +5 more
arxiv   +7 more sources

Effect of aggregation on adsorption phenomena [PDF]

open access: greenThe Journal of Chemical Physics, 2019
Adsorption at an attractive surface in a system with particles self-assembling into small clusters is studied by molecular dynamics simulation. We assume Lennard-Jones plus repulsive Yukawa tail interactions and focus on small densities. The relative increase in the temperature at the critical cluster concentration near the attractive surface (CCCS ...
Marek Litniewski, A. Ciach
semanticscholar   +9 more sources

Concentration phenomena in a diffusive aggregation model [PDF]

open access: greenarXiv, 2020
We consider the drift-diffusion equation $$ u_t-\varepsilon \Delta u+\nabla\cdot(u\nabla K\star u)=0 $$ in the whole space with global-in-time bounded solutions. Mass concentration phenomena for radially symmetric solutions of this equation with small diffusivity are studied.
Piotr Biler   +3 more
arxiv   +10 more sources

On continuum modeling of cell aggregation phenomena [PDF]

open access: greenJournal of the Mechanics and Physics of Solids, 2022
Cellular aggregates play a significant role in the evolution of biological systems such as tumor growth, tissue spreading, wound healing, and biofilm formation. Analysis of such biological systems, in principle, includes examining the interplay of cell-cell interactions together with the cell-matrix interaction. These two interaction types mainly drive
Soheil Firooz   +4 more
arxiv   +9 more sources

Universality of filamentous aggregation phenomena [PDF]

open access: greenPhysical Review E, 2019
We use perturbative renormalization group theory to study the kinetics of protein aggregation phenomena in a unified manner across multiple timescales. Using this approach, we find that, irrespective of the specific molecular details or experimental conditions, filamentous assembly systems display universal behavior in time.
Thomas C. T. Michaels   +2 more
semanticscholar   +6 more sources

Effects of Waxes and the Related Chemicals on Asphaltene Aggregation and Deposition Phenomena: Experimental and Modeling Studies

open access: goldACS Omega, 2020
Solid deposition during production, transport, and storage of crude oils leads to significant technical problems and economic losses for the oil and gas industry.
Edris Joonaki   +4 more
doaj   +3 more sources

Aggregation and clogging phenomena of rigid microparticles in microfluidics [PDF]

open access: hybridMicrofluidics and Nanofluidics, 2018
We developed a numerical tool to investigate the phenomena of aggregation and clogging of rigid microparticles suspended in a Newtonian fluid transported through a straight microchannel.
Khurram Shahzad   +4 more
semanticscholar   +3 more sources

Direct simulation of aggregation phenomena [PDF]

open access: bronzeCommunications in Mathematical Sciences, 2004
We present here an algorithm to simulate the motion of rigid bodies subject to a non–overlapping constraint, and which tend to aggregate when they get close to each other. The motion is induced by external forces. Two types of forces are considered here: drift force induced by the action of a surrounding fluid whose motion is prescribed, and stochastic
Bertrand Maury
openalex   +3 more sources

Synthesis and Characterization of Multilayer 3D Chiral Polymers with Enhanced Optical Properties [PDF]

open access: yesMolecules
This study reports the synthesis of novel multilayer 3D chiral polymers using 2,2′-(2,7-Naphthalenediyl)bis[4,4,5,5-tetramethyl-1,3,2-dioxaborolane] and 1,8-dibronaphthalene along with its derivatives as key precursors. Comprehensive characterization was
Sai Zhang   +9 more
doaj   +2 more sources

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