Experimental coconut-derived C/CoNi aerogel shows measured electromagnetic absorption and shielding performance
A laboratory C/CoNi nanofiber aerogel derived from coconut achieved a minimum reflection loss of −39.41 dB, a 4.58 GHz absorption ...
Tag: porous materials
Magnetic probes reveal chemical environments inside molecular framework pores
A magnetic-probe and electron spin resonance method revealed differences in water-attracting and water-repelling environments inside covalent organic framework pores.
From Waste Wood to Radar Stealth: Biomass Carbon Aerogels Emerge as Ultralight Microwave Absorbers
A new review in the Journal of Materials Science maps how sustainable biomass-derived carbon aerogels could replace heavy conventional microwave ...
The Hidden Numbers Behind Every Quiet Room: How Scientists Measure the Materials That Absorb Sound
A new review in Frontiers in Acoustics maps the standardized and emerging methods used to measure the fluid and solid ...
Gentle Hydrogen-Bond Catalysts Make Crystalline COFs in Hours
Researchers at the National University of Singapore have developed a reusable benzimidazole hydrogen-bonding catalysis strategy that produces high-crystallinity covalent organic ...
Industrial Waste Transformed Into Porous Sponge That Scrubs Toxic Dye From Water
Researchers have created a porous geopolymer adsorbent from metakaolin and silica fume, using hydrogen peroxide foaming and oil templating, that ...
Protons Take Command: NMR Reveals Hidden Gatekeeper in Molecular Sieve Growth
Chinese researchers used ultrafast operando solid-state NMR spectroscopy to reveal a proton-mediated dual-channel gating mechanism that directs nucleation and morphology ...
Sixteen metals, one framework: chemists tune material properties by swapping its metallic recipe
Chemists have created a metal-organic framework incorporating sixteen different metals, showing that simply adjusting the metallic recipe can tune magnetism, ...
Thermal Welding of Biodegradable Polymer and Graphene Oxide Yields Leak-Proof Heat Storage Materials
Researchers have welded biodegradable PBAT powder inside graphene oxide aerogels using heat alone to create solvent-free porous scaffolds that hold ...
Scientists Turn COF Powders Into Defect-Free Membranes With a Dual-Drive Strategy
Researchers have developed a dual-drive strategy that converts covalent organic framework powders into large, defect-free 2D and 3D membranes capable ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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