Results 71 to 80 of about 256,888 (333)

Biocompatible PVDF Nanofibers with Embedded Magnetite Nanodiscs Enable Wireless Magnetoelectric Stimulation in Premotor Cortex

open access: yesAdvanced Healthcare Materials, EarlyView.
Flexible, biocompatible PVDF nanofibers embedded with magnetite nanodiscs enable wireless magnetoelectric neuromodulation. Shape anisotropy of the nanodiscs facilitates magnetostrictive strain transfer under alternating magnetic fields, allowing activation of neurons in vitro and behavioral modulation in vivo, without requiring rigid implants or ...
Lorenzo Signorelli   +11 more
wiley   +1 more source

Advancing from MOFs and COFs to Functional Macroscopic Porous Constructs

open access: yesAdvanced Materials, EarlyView.
This review study investigates the recent progress and methodologies for manufacturing metal–organic framework (MOF) or covalent–organic framework (COF)‐based 3D structured macroscopic porous constructs with high structural integrity, providing the possibility to control their porosity across dimensions.
Seyyed Alireza Hashemi   +8 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

Measurement of gas-phase ammonia and amines in air by collection onto an ion exchange resin and analysis by ion chromatography

open access: yes, 2014
. Ammonia and amines are common trace gases in the atmosphere and have a variety of both biogenic and anthropogenic sources, with a major contribution coming from agricultural sites.
M. L. Dawson   +5 more
semanticscholar   +1 more source

State‐of‐the‐Art, Insights, and Perspectives for MOFs‐Nanocomposites and MOF‐Derived (Nano)Materials

open access: yesAdvanced Materials, EarlyView.
Different approaches to MOF‐NP composite formation, such as ship‐in‐a‐bottle, bottle‐around‐the‐ship and in situ one‐step synthesis, are used. Owing to synergistic effects, the advantageous features of the components of the composites are beneficially combined, and their individual drawbacks are mitigated.
Stefanos Mourdikoudis   +6 more
wiley   +1 more source

Mechanochemistry for Metal–Organic Frameworks and Covalent–Organic Frameworks (MOFs, COFs): Methods, Materials, and Mechanisms

open access: yesAdvanced Materials, EarlyView.
An overview is provided of the mechanochemistry of metal‐organic frameworks (MOFs) and covalent‐organic frameworks (COFs), highlighting opportunities and strategies for discovery, synthesis and reactivity studies of these materials. Mechanistic studies and comparisons to the mechanochemistry of organic solids are outlined, showcasing how advances in ...
Joseph M. Marrett   +3 more
wiley   +1 more source

Ultra‐Fast Microwave‐Assisted Volumetric Heating Engineered Defect‐Free Ceria/Zirconia Bilayer Electrolytes for Solid Oxide Electrochemical Cells

open access: yesAdvanced Materials, EarlyView.
This study proposes a transformative approach for fabricating highly dense and thin ceria/zirconia bilayer electrolytes for solid oxide electrochemical cells using microwave‐assisted volumetric sintering at unprecedentedly low temperatures and short processing times, achieving excellent performance and durability.
Hyeongmin Yu   +4 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

FLUORESCENT ION EXCHANGE RESINS

open access: yes, 1962
The development of scintillating ion exchange resins is discussed. A suspension-type polymerization process was developed whereby a fluorescent, spherical bead was made which contained the appropriate fluors dissolved in solid solution in cross-linked polyvinyltoluene.
H. Gee, A.H. Heimbuch, H. Bould
openaire   +3 more sources

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