Results 41 to 50 of about 334,380 (241)

Synthesis of Porous Hydroxyapatite Scaffolds From Waste Cockle Shells by Polyurethane Sponge Replication Method [PDF]

open access: yes, 2020
Researchers have synthesized hydroxyapatite-based porous scaffolds by the polyurethane sponge replication methods. Hydroxyapatite was derived from waste cockle shells through the co-precipitation method.
Afriani, F. (Fitri)   +5 more
core  

Linear Transport in Porous Media

open access: yesJournal of Computational and Theoretical Transport, 2020
The linear transport theory is developed to describe the time dependence of the number density of tracer particles in porous media. The advection is taken into account. The transport equation is numerically solved by the analytical discrete ordinates method. For the inverse Laplace transform, the double-exponential formula is employed.
Kenji Amagai   +2 more
openaire   +2 more sources

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

Evaluation of a Volume-Averaged Species Transport Model with Micro–Macro Coupling for Breakthrough Curve Prediction

open access: yesMolecules
In porous water filters, the transport and entrapment of contaminants can be modeled as a classic mass transport problem, which employs the conventional convection–dispersion equation to predict the transport of species existing in trace amounts.
Parham Mobadersani   +2 more
doaj   +1 more source

Pore-scale numerical simulation of supercritical CO2-brine two-phase flow based on VOF method

open access: yesNatural Gas Industry B, 2023
CO2 capture and storage technology is favorable for the reduction of CO2 emissions. In recent years, a great number of research achievements have been obtained on CO2 geological storage from nano scale to oil/gas reservoir scale, but most studies only ...
Yongfei Yang   +4 more
doaj   +1 more source

Reactive Transport in Porous Media [PDF]

open access: yesESAIM: Proceedings, 2009
Nous présentons une méthode numérique pour le couplage du transport et de la chimie en milieu poreux. Notre méthode utilise un algorithme de point fixe, qui nous permet de coupler des modules de transport et de chimie différents. Nous présentons les méthodes numériques utilisées pour chacun des sous-problèmes, ainsi qu'une formulation pour le problème ...
Apoung-Kamga, Jean-Baptiste   +4 more
openaire   +3 more sources

Strong Solutions of Stochastic Generalized Porous Media Equations: Existence, Uniqueness and Ergodicity [PDF]

open access: yes, 2005
Explicit conditions are presented for the existence, uniqueness and ergodicity of the strong solution to a class of generalized stochastic porous media equations.
Da Prato, Giuseppe   +3 more
core   +2 more sources

Potential therapeutic targeting of BKCa channels in glioblastoma treatment

open access: yesMolecular Oncology, EarlyView.
This review summarizes current insights into the role of BKCa and mitoBKCa channels in glioblastoma biology, their potential classification as oncochannels, and the emerging pharmacological strategies targeting these channels, emphasizing the translational challenges in developing BKCa‐directed therapies for glioblastoma treatment.
Kamila Maliszewska‐Olejniczak   +4 more
wiley   +1 more source

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

Sensitivity analysis and economic optimization studies of inverted five-spot gas cycling in gas condensate reservoir

open access: yesOpen Physics, 2017
Gas condensate reservoirs usually exhibit complex flow behaviors because of propagation response of pressure drop from the wellbore into the reservoir.
Shams Bilal   +3 more
doaj   +1 more source

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