Results 131 to 140 of about 3,062,144 (293)

Cation Exchange Capacity Predictions [PDF]

open access: yes, 1984
Cation exchange is a property of the soil in which the soil colloids gain and lose cations to and from the soil solution. Cations commonly exchanged are calcium (Ca+2), magnesium (Mg+2), sodium (Na+), potassium (K+), hydrogen (H+), and ammonium (NH ...
Becker, Margaret Michele (Peg)
core   +1 more source

Toward Pore‐Engineered 3D‐Printed Materials for Sorption Water Harvesting, Interfacial Evaporation, and Radiative Cooling

open access: yesAdvanced Materials, EarlyView.
Water harvesting, radiative cooling, and interfacial solar evaporation are fundamentally governed by coupled heat, mass, and light transport processes. These processes are mediated by pore architecture, including pore size, connectivity, and hierarchical organization.
Dejan J. Trajkovski   +5 more
wiley   +1 more source

CO2 to fuel: Role of polymer electrolytes on efficiency and selectivity

open access: yesCarbon Capture Science & Technology
Global primary energy consumption, which heavily depends on fossil fuels, is on track for depletion, with projections suggesting exhaustion by 2100. This trajectory is further compounded by the persistent rise in atmospheric CO2 levels, currently at 420 ...
Sumaya Akhter   +3 more
doaj   +1 more source

Self‐Assembling Copolymers Encapsulating Single Endothelial Cells Induce Endogenous ECM Deposition and Vascular Regeneration

open access: yesAdvanced Materials, EarlyView.
This study presents the first demonstration of stable sub‐50‐micron single‐cell GPM vesicles fabricated through the intrinsic self‐assembly of an amphiphilic copolymer. Hierarchical assembly of cell containing GPM vesicles into microspheres enable tunable, sustained cell delivery with immune protection.
Viola B. Morris   +11 more
wiley   +1 more source

Polymer Network Structure and Response to Compresssion of Carboxylic Cation-Exchange Resins

open access: yes
The mechanical tests in compression of swollen carboxylic cation-exchange resins with different structure and composition have been done. Cation-exchange resins consist of methacrylic acid and cross-linking agent units or acrylic and methacrylic acids ...
Krilova, Valentīna   +3 more
core  

Dynamic Electrophoretic Assembly Coupled With Water‐Splitting‐Induced pH Control Enables Precision Ion Sieving Membranes

open access: yesAdvanced Materials, EarlyView.
A green, external‐catalyst‐free route grows defect‐free covalent organic framework membranes directly on ion‐exchange supports using an alternating electric field and in situ‐generated acid. Through a self‐regulating, self‐healing mechanism, the membranes achieve near‐complete, ultra‐fast separation of monovalent ions such as Li+, Na+, and K+, offering
Mohammad Hossein Jandaghian   +8 more
wiley   +1 more source

Atom–Cluster Synergy in Scalable Fe–Ru Dual‐Site Architectures Accelerates Alkaline Hydrogen Evolution

open access: yesAdvanced Materials, EarlyView.
A mechanochemically synthesized dual‐site electrocatalyst (RuNC@Fe1NC) accelerates alkaline hydrogen evolution via atomic‐level spatial decoupling. Oxophilic Fe single atoms effectively dissociate water, while adjacent Ru nanoclusters rapidly recombine hydrogen.
Jae‐Hoon Baek   +9 more
wiley   +1 more source

Preparation of porous PMMA/Na+-montmorillonite cation-exchange membranes for cationic dye adsorption

open access: yes, 2014
Porous PMMA/Na+-montmorillonite (MMT) cation-exchange membranes were successfully prepared by entrapment method in this study. One approach (simple mixing) was to mix commercial PMMA polymer with Na+-MMT clays in solvent for membrane preparation ...
Chiu, H.C.   +5 more
core   +1 more source

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