Results 71 to 80 of about 228,418 (352)

Exploitation of waste woody for obtaining ion exchange resins

open access: yesTemas Agrarios, 2017
Lignocellulosic materials are an important raw material for the preparation of useful products in agriculture, such as biofuels, organic fertilizer, energy and bio-products in general.
Jaider E. Nuñez   +2 more
doaj   +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

Selective Removal of Toxic Metals like Copper and Arsenic from Drinking Water Using Phenol-Formaldehyde Type Chelating Resins

open access: yesE-Journal of Chemistry, 2009
The concentration of different toxic metals has increased beyond environmentally and ecologically permissible levels due to the increase in industrial activity.
Debasis Mohanty, Shashadhar Samal
doaj   +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

Ion Exchange Properties of Resins Derived from p-Hydroxybenzaldehyde, Resorcinol and Formaldehyde

open access: yesE-Journal of Chemistry, 2010
The terpolymeric resins were prepared by base catalyzed polycondensation of p-hydroxybenzaldehyde, resorcinol and formaldehyde. Resin obtained by molar monomer composition, p-hydroxybenzaldehyde: resorcinol: formaldehyde as 1:1:3 was abbreviated as PHBRF-
V. V. Hiwase   +3 more
doaj   +1 more source

Use of ion exchange resins for tartrate wine stabilization

open access: yesOENO One, 2006
The application of the cation exchange and double cation-anion exchange resins, regarding the wine tartrate stabilization, without previous treatment of wine by cold has been studied as well as their influence in phenolic, mineral and organic acid ...
Helena Mira   +3 more
doaj   +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

Template-Assisted Synthesis and Characterization of Passivated Nickel Nanoparticles

open access: yesNanoscale Research Letters, 2010
Potential applications of nickel nanoparticles demand the synthesis of self-protected nickel nanoparticles by different synthesis techniques. A novel and simple technique for the synthesis of self-protected nickel nanoparticles is realized by the inter ...
Al-Omari IA   +8 more
doaj   +1 more source

Bioxolography Using Diphenyliodonium Chloride and N‐Vinylpyrrolidone Enables Rapid High‐Resolution Volumetric 3D Printing of Spatially Encoded Living Matter

open access: yesAdvanced Materials, EarlyView.
Bioxolography, a novel volumetric 3D‐bioprinting technique, enables rapid and high‐resolution fabrication of >1 cm3 engineered living materials. A newly developed three‐component photoinitiator system significantly enhances the photoreactivity of gelatin methacryloyl‐based bioresins, allowing for precise xolographic bioprinting.
Alexis Wolfel   +6 more
wiley   +1 more source

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