Results 11 to 20 of about 3,393,351 (259)

Experimental investigation of the effect of temperature on two-phase oil-water relative permeability [PDF]

open access: yes, 2021
Relative permeability is affected by several flow parameters, mainly the operating temperature and fluid viscosity. Fluid viscosities change with temperature, which correspondingly affects the relative permeability.
Faisal, Nadimul   +5 more
core   +1 more source

Does the symmetry of absolute permeability influence relative permeability tensors in naturally fractured rocks? [PDF]

open access: yes, 2020
Relative permeability is a tensorial property directly dependent on absolute permeability tensor which has been taking both symmetric and non-symmetric (full tensor) forms in the literature.
Sedaghat, M   +2 more
core   +1 more source

The effects of viscous forces on three-phase relative permeability [PDF]

open access: yes, 1989
The overall objective of Three-Phase Relative Permeability Project (BE9) is to develop guidelines for improving the accuracy of three-phase relative permeability determinations.
Maloney, D. R.   +2 more
core   +1 more source

The dynamic behaviour of coal relative permeability [PDF]

open access: yes, 2019
The ability of coal seam gas companies to predict gas and water flow rates is integral to ensuring profitable production. By knowing the expected flow rates, they can design appropriate surface facilities and forecast potential revenue.
Shaw, Dylan
core   +1 more source

A fractal model for predicting permeability and liquid water relative permeability in the gas diffusion layer (GDL) of PEMFCs

open access: yes, 2007
In this study, a fractal model is developed to predict the permeability and liquid water relative permeability of the GDL (TGP-H-120 carbon paper) in proton exchange membrane fuel cells (PEMFCs), based on the micrographs (by SEM, i.e.
Abuliti, Abudula   +5 more
core   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Estimation of Relative Permeability in Nanoporous Samples and Modeling of Pressure Transient Response in Naturally Fractured Reservoirs [PDF]

open access: yes, 2017
Relative permeability and irreducible saturations of organic-rich shale samples from various formations from different maturity windows are estimated by processing the low-pressure nitrogen adsorption-desorption measurements.
Ojha, Shiv Prakash
core  

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +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

Effective Mechanisms to Relate Initial Rock Permeability to Outcome of Relative Permeability Modification

open access: yes, 2019
Excessive water production is becoming common in many gas reservoirs. Polymers have been used as relative permeability modifiers (RPM) to selectively reduce water production with minimum effect on the hydrocarbon phase.
Faaiz Al-shajalee   +3 more
core   +1 more source

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