Results 51 to 60 of about 686,862 (199)

Geometrical and electrophysiological data of the moving membrane method for the osmotic water permeability of a lipid bilayer

open access: yesData in Brief, 2021
Data of the osmotic water permeability of a lipid bilayer (diphytanoylphosphaticylcholin) in the presence of cholesterol (30 mole%) are shown under the simultaneous measurement of bilayer tension.
Keita Yano   +3 more
doaj   +1 more source

Fabricating a Polysulfone-ZIF-8 Composite Membrane for Separating CO2 and CH4 [PDF]

open access: yesIranian Journal of Chemical Engineering
In this research, a mixed matrix membrane based on polysulfone and zinc nitrate-methylimidazole fillers was synthesized to improve the ability of the polymer membrane for the separation of CO2 and CH4.
Pouneh Ramezani   +2 more
doaj   +1 more source

Importance of Lipid Composition in the Membrane Dynamics of Urothelial Umbrella Cells [PDF]

open access: yes, 2014
The studies on membrane dynamics in urinary bladder umbrella cells were focused on proteins as important factors for maintaining the permeability barrier and their role as pathways modulators for the discoidal/fusiform endocytic vesicles which is one of ...
Grasso, Ernesto Javier
core  

Impact of Low Intensity Millimeter-Waves on Cell Membrane Permeability [PDF]

open access: yes, 2009
As the applications and commercial uses of millimeter- and submillimeter-waves grow, we should take a more detailed look at the impact this frequency range has on biological systems.
Pikov, Victor, Siegel, Peter H.
core   +1 more source

The Effect of Temperature, Sulfonation, and PEG Addition on Physicochemical Characteristics of PVDF Membranes and Its Application on Hemodialysis Membrane

open access: yesIndonesian Journal of Chemistry, 2021
Polyvinylidene fluoride (PVDF) membrane and its derivative have been investigated the permeation ability for creatinine and urea. The membrane was made by an inversion precipitation system in N,N-dimethyl acetamide (DMAc) and water as non-solvents.
Retno Ariadi Lusiana   +8 more
doaj   +1 more source

Time evolution of near membrane layers

open access: yes, 1999
The near membrane layer is defined as a region where the concentration of the substance transported across the membrane drops $k$ times. The time evolution of such a layer is studied experimentally by means of the laser interferometric method.
Dworecki, Kazimierz   +3 more
core   +1 more source

secCl is a cys-loop ion channel necessary for the chloride conductance that mediates hormone-induced fluid secretion in Drosophila [PDF]

open access: yes, 2019
Organisms use circulating diuretic hormones to control water balance (osmolarity), thereby avoiding dehydration and managing excretion of waste products.
Dent, J.   +6 more
core   +2 more sources

Growth and membrane permeability of two submersed macrophytes in response to ammonium enrichment

open access: yesAquatic Biology, 2013
Increased ammonium (NH4+) concentrations are reported to be an important cause of decline in submersed macrophytes in eutrophic lakes. In this study, a subacute experiment was conducted to examine the effects of various NH4+ concentrations on growth and ...
A Zhong, T Cao, L Ni, P Xie
doaj   +1 more source

Alcohol Diffusion in Alkali-Metal-Doped Polymeric Membranes for Using in Alkaline Direct Alcohol Fuel Cells

open access: yesMembranes, 2022
The alcohol permeability of anion exchange membranes is a crucial property when they are used as a solid electrolyte in alkaline direct alcohol fuel cells and electrolyzers.
Andrea Fernández-Nieto   +2 more
doaj   +1 more source

Effect of Heat Treatment in Air on Hydrogen Permeation Through Pd Membrane

open access: yesHe huaxue yu fangshe huaxue
In order to study the effect of heat treatment in air on the hydrogen permeation in/through Pd membrane, Pd membrane was deposited via the electroless plating method and the hydrogen permeation flux of Pd membrane before and after heat treatment in air ...
YIN Zhao-hui   +5 more
doaj   +1 more source

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