Results 81 to 90 of about 327,043 (288)

Activation and inhibition of TMEM16A calcium-activated chloride channels. [PDF]

open access: yesPLoS ONE, 2014
Calcium-activated chloride channels (CaCC) encoded by family members of transmembrane proteins of unknown function 16 (TMEM16) have recently been intensely studied for functional properties as well as their physiological roles as chloride channels in ...
Yu-Li Ni, Ai-Seon Kuan, Tsung-Yu Chen
doaj   +1 more source

Mixed Divalent Polymer Electrolytes

open access: yes, 1990
Some features of interest for divalent polymer electrolytes are described. Attention is focussed on two contrasting roles for cations: providing chemical cross-links within the polymer matrix and offering a source of mobile charge carriers.
Mark H. Sheldon   +3 more
core   +1 more source

Effect of Divalent Cations on RED Performance and Cation Exchange Membrane Selection to Enhance Power Densities [PDF]

open access: yes, 2017
Reverse electrodialysis (RED) is a membrane-based renewable energy technology that can harvest energy from salinity gradients. The anticipated feed streams are natural river and seawater, both of which contain not only monovalent ions but also divalent ...
Rijnaarts, Timon   +11 more
core   +1 more source

Life‐Like Ferrous Oxide Microspheres from Kombucha

open access: yesAdvanced Materials Interfaces, EarlyView.
Kombucha bacterial cellulose, sodium alginate, and ferrous nitrate self‐assemble into membrane‐enclosed iron oxide microspheres. These microspheres bud daughter vesicles, sustain 24‐h electrochemical oscillations, and filter theta‐band signals.
Panagiotis Mougkogiannis   +2 more
wiley   +1 more source

A thermodynamic investigation on chitosan-divalent cation interactions

open access: yes, 2015
The alpha-form of the biopolymer chitin, with particle sizes in the 80-200 mesh range was deacetylated under hot alkaline conditions to yield chitosan.
Lima, IS, Airoldi, C
core   +1 more source

A Critical Review on the Evolution of Chitosan‐Based Injectable Hydrogels in Bone Regeneration

open access: yesAdvanced Materials Interfaces, EarlyView.
The graphical illustration depicts hydrogel formulation using chitosan and biocompatible cross‐linkers, major advantages, and incorporation of cells, osteoinductive factors, and therapeutic drugs. Following injection, pH‐responsive gelation enables controlled drug release, promotes cell recruitment and osteogenic differentiation, enhances extracellular
Shivani Santosh Sakhrani   +2 more
wiley   +1 more source

Effect of the Alkali-Metal Cation on the Bonding Mode of 2,5-Dimethylpyrrole in Divalent Samarium and Ytterbium Complexes

open access: yes, 2016
The reactions of SmI2(THF)2 and YbI2(THF)2 with the alkali-metal salts of 2,5-dimethylpyrrole, or the reaction of SmCl3(THF)3 and YbCl3(THF)3 with the same ligands followed by reduction with the appropriate alkali metals, led to the formation of divalent
Christian D. Bérubé, (3079476)   +3 more
core   +4 more sources

A study of a divalent cation-selective electrode [PDF]

open access: yes, 1971
The ion-selective membrane electrode, recently introduced commercially, has shown excellent promise as a tool for determining ionic activities and concentrations in solution.
Ryan, William Stanhope, Jr.
core   +1 more source

Polyimides as Promising Cathodes for Metal-Organic Batteries: A Comparison between Divalent (Ca2+, Mg2+) and Monovalent (Li+, Na+) Cations

open access: yes, 2023
Polyimides as Promising Cathodes for Metal-Organic Batteries: A Comparison between Divalent (Ca2+, Mg2+) and Monovalent (Li+, Na ...
Ashley PP Black (18713164)   +10 more
core  

Chitin‐Chitosan Cryogels for the Reversible Sequestration and Recovery of Heavy Metals From Wastewater

open access: yesAdvanced Materials Technologies, EarlyView.
Chitin‐chitosan cryogels with degrees of N‐acetylation from 12.2% to 71.4% are fabricated by dissolution, coagulation and lyophilization for the sequestration of heavy metals from water. Colorimetry and differential pulse voltammetry showed controlled adsorption and desorption capacities for As5+, Co2+ and Cu2+, making this material attractive for ...
Marta García‐Castrillo   +4 more
wiley   +1 more source

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