Results 81 to 90 of about 145,291 (286)

A Super‐Adhesive Air Filter With Capillarity‐Mediated Spontaneous Particle Absorption via Dynamic Bond Exchange

open access: yesAdvanced Materials, EarlyView.
We address the inherently weak particle adhesion of conventional air filters by coating a dynamically crosslinked adhesive layer that delivers capillarity‐driven strong adhesion and particle absorption mediated by dynamic bond exchange. The resulting enhancement in particle adhesion enables efficient ultrafast (up to 20 m s−1) and omnidirectional ...
Junyong Park   +11 more
wiley   +1 more source

Preparation of a Poly (Hydroxamic Acid) Ion-Exchange Resin from Poly (Ethyl Acrylate-Divinyl Benzene) Beads and its Properties. [PDF]

open access: yes, 1988
A method to synthesize a poly (hydroxamic acid) chelating ion-exchange resin from poly (ethyl acrylate-divinyl benzene) and its behaviour towards some metal ions are described.
Ahmad, Zaharuddin, Wan Yunus, Wan Md Zin
core  

Conductive Hydrogels for Exogenous Sensing and Cell Fate Control

open access: yesAdvanced Materials, EarlyView.
We engineer electrically conductive hydrogels by combining sulfated glycosaminoglycans with semiconducting polymers. These hydrogels bind bioactive proteins, including growth factors, whose release or retention can be modulated by low‐voltage stimulation. The hydrogels are also integrated as 3D channels in organic electrochemical transistors as part of
Teuku Fawzul Akbar   +15 more
wiley   +1 more source

Determination of zinc, nickel and cadmium in natural water samples by flame atomic absorption spectrometry after preconcentration with ion exchange and flotation techniques

open access: yesReviews in Analytical Chemistry, 2011
Two preconcentration techniques, ion exchange and flotation, were used for the determination of zinc (Zn), nickel (Ni) and cadmium (Cd) in natural water samples.
Akcin Nurgul   +2 more
doaj   +1 more source

Advanced Separators for Liquid and Quasi‐Solid Lithium Rechargeable Batteries: Design and Development

open access: yesAdvanced Materials, EarlyView.
This review traces the evolution of lithium‐ion battery separators from passive barriers to multifunctional components central to cell safety and performance. Polymer‐ceramic hybrids, nanofiber architectures, and bio‐derived membranes deliver ionic conductivities above 3 mS cm−1, thermal stability beyond 200 °C, and effective suppression of lithium ...
Karthik Vishweswariah   +5 more
wiley   +1 more source

Thermally regenerable carbon dioxide absorbent system Final report, 1 May 1964 - 31 Jan. 1966 [PDF]

open access: yes
Carbon dioxide absorption by solid state ion exchange ...
Gregor, H. P.   +2 more
core   +1 more source

Insoluble polyelectrolyte and ion-exchange hollow fiber impregnated therewith [PDF]

open access: yes, 1977
The number of quaternary sites and ion exchange capacity of a polyquaternary, cross linked, insoluble copolymer of a vinyl pyridine and a dihalo organic compound is increased by about 15-35% by reaction of the polymer with an amine followed by ...
Rembaum, A.
core   +1 more source

Composition Restoration Enables Recycling of Mixed‐Cation, Mixed‐Halide Perovskites for Solar Cells

open access: yesAdvanced Materials, EarlyView.
Compositional drift during processing prevents the direct recycling of mixed‐cation, mixed‐halide perovskites. This work introduces a framework to quantitatively audit and restore recovered materials, enabling closed‐loop recycling with efficiencies comparable to virgin perovskites.
Zhenni Wu   +12 more
wiley   +1 more source

Cs+ Adsorption and Pyrolytic Volume Reduction Performance of KR-01 Mixed Ion Exchange Resin

open access: yesJournal of Isotopes
Cesium-137 (137Cs) is one of the most common radioactive substances in nuclear reactor wastewater, developing efficient Cs+ adsorbing materials is of paramount importance for sustainable development of nuclear energy, human health protection, and ...
Weilei GUO   +4 more
doaj   +1 more source

Ion exchange system design for removal of heavy metals from acid mine drainage wastewater [PDF]

open access: yes, 2010
This paper discusses the methodology used to determine the optimal ion-exchange column size to process all separate batchesof feeds from acid mine drainage wastewater.The optimal design ensures the best utilization of resin material and therefore results
R. S. Sapkal   +2 more
core  

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