Results 51 to 60 of about 1,303,705 (298)

Electro-diffusion in a plasma with two ion species

open access: yes, 2012
Electric field is a thermodynamic force that can drive collisional inter-ion-species transport in a multicomponent plasma. In an inertial confinement fusion (ICF) capsule, such transport causes fuel ion separation even with a target initially prepared to
Braginskii S. I.   +4 more
core   +1 more source

Diffusion in a generalized Rubinstein-Duke model of electrophoresis with kinematic disorder [PDF]

open access: yes, 2003
Using a generalized Rubinstein-Duke model we prove rigorously that kinematic disorder leaves the prediction of standard reptation theory for the scaling of the diffusion constant in the limit for long polymer chains $D \propto L^{-2}$ unaffected.
A.E. Likhtman   +20 more
core   +3 more sources

Methylation biomarkers can distinguish pleural mesothelioma from healthy pleura and other pleural pathologies

open access: yesMolecular Oncology, EarlyView.
We developed and validated a DNA methylation–based biomarker panel to distinguish pleural mesothelioma from other pleural conditions. Using the IMPRESS technology, we translated this panel into a clinically applicable assay. The resulting two classifier models demonstrated excellent performance, achieving high AUC values and strong diagnostic accuracy.
Janah Vandenhoeck   +12 more
wiley   +1 more source

Measure valued solutions of sub-linear diffusion equations with a drift term

open access: yes, 2010
In this paper we study nonnegative, measure valued solutions of the initial value problem for one-dimensional drift-diffusion equations when the nonlinear diffusion is governed by an increasing $C^1$ function $\beta$ with $\lim_{r\to +\infty} \beta(r)
Fornaro, S.   +3 more
core   +1 more source

Stability of explicit one-step methods for P1-finite element approximation of linear diffusion equations on anisotropic meshes [PDF]

open access: yes, 2016
We study the stability of explicit one-step integration schemes for the linear finite element approximation of linear parabolic equations. The derived bound on the largest permissible time step is tight for any mesh and any diffusion matrix within a ...
Huang, Weizhang   +2 more
core   +2 more sources

Strength through diversity: how cancers thrive when clones cooperate

open access: yesMolecular Oncology, EarlyView.
Intratumor heterogeneity can offer direct benefits to the tumor through cooperation between different clones. In this review, Kuiken et al. discuss existing evidence for clonal cooperativity to identify overarching principles, and highlight how novel technological developments could address remaining open questions.
Marije C. Kuiken   +3 more
wiley   +1 more source

Cloaking and anamorphism for light and mass diffusion

open access: yes, 2017
We first review classical results on cloaking and mirage effects for electromagnetic waves. We then show that transformation optics allows the masking of objects or produces mirages in diffusive regimes. In order to achieve this, we consider the equation
Diatta, Andre   +3 more
core   +3 more sources

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Anisotropic diffusion of volatile pollutants at air-water interface

open access: yesWater Science and Engineering, 2013
The volatile pollutants that spill into natural waters cause water pollution. Air pollution arises from the water pollution because of volatilization.
Li-ping Chen   +2 more
doaj   +1 more source

Quantitative estimate of the contribution of the surface diffusion process to mass transfer during electrochemical deposition of metals

open access: yesФізика і хімія твердого тіла, 2022
In this study, an attempt was made to quantify the contribution of the surface diffusion process to mass transfer during electrochemical deposition of metals.
A.I. Nesterenko   +2 more
doaj   +1 more source

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