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Dispersion
System in which components are dispersed in a continuous phase of different composition, where at least one of the phases consists of finely divided phase domains
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9 articles (0.01 seconds)
Say Goodbye to Brominated Vegetable Oil - No Great Loss
9 months ago
The FDA recently banned brominated vegetable oil (BVO), an emulsifier used in citrus-flavored sodas to keep flavor oils evenly distributed. BVO has been replaced by safer alternatives due to potential health risks, which may be valid. A visit from Steve and Irving and The Dreaded Chemistry Lesson From Hell (Yay!) will explain what's going on.
Science & Technology
www.acsh.org
Researchers develop water-based adhesive that can be recycled by changing pH
a year ago
A research team has developed a reversible, water-based glue that has good adhesion in the neutral pH range, but can be detached again in strongly acidic or alkaline environments. As the team writes in the journal Angewandte Chemie International Edition, the novel adhesive system, which is based on electrostatic interactions, has bond strengths somewhere between those of structural adhesives and pressure-sensitive…
Science & Technology
phys.org
Ultrasonic Cleaning
3 years ago
The complete guide to ultrasonic cleaning. Need help choosing the correct ultrasonic cleaner? Ultrasonic cleaning using aqueous fluids is often used for final cleaning of precision components. It is gentle but very invasive and therefore good on intricate parts such as watches, valves, medical instruments and implants, circuit boards etc.
Science & Technology
www.kemet.co.uk
Researchers tailor main-group catalyst with atomically dispersed In sites for highly efficient oxidative dehydrogenation
3 years ago
Transition metal oxides are catalysts for the oxidative dehydrogenation of alkanes. However, they suffer from an inferior alkene yield due to the trade-off between conversion and selectivity induced by more reactive alkenes than alkanes.
Science & Technology
phys.org
How Molecular Gastronomy Works
a year ago
Are you hungry for some nitro-scrambled egg-and-bacon ice cream? Did you want a little fried mayo on that sandwich? Molecular gastronomy has cast cooking in a new light and created some seemingly bizarre, but shockingly delicious dishes.
Science & Technology
science.howstuffworks.com
DNA facilitates escape from metastability in self-assembling systems
2 years ago
Prof. Liang Haojun from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) proposed a new catalytic assembly approach to escape from metastable states in a far-from-equilibrium system of DNA-functionalized colloids. The study was published in the Proceedings of the National Academy of Sciences.
Science & Technology
phys.org
Palladium nanocluster catalyst supports highly efficient and regioselective hydrogenation of epoxides
a year ago
Alcohols are widely applied in life sciences and the chemical industry. Selective hydrogenation of epoxides using hydrogen molecules as a reductant is considered to be one of the most facile and atom-economical strategies for alcohol synthesis. However, controlling the regioselective ring opening of epoxides remains a challenge.
Science & Technology
phys.org
Lignin nanoparticles: A sustainable recipe for combining cellulose with hydrophobic polymers for advanced applications
2 years ago
The Bioproduct Chemistry team at Aalto University have designed a sustainable method to produce strong and flexible cellulosic films that incredibly maintain their strength even when wet.
Science & Technology
phys.org
Published at the Journal of Energy Storage – A synthesis parameter of molten salt nanofluids for solar thermal energy…
2 years ago
Abstract: Nanoparticle dispersions at a minute concentration in salt mixtures have recently been reported to significantly increase their specific heat capacity. However, there is a discrepancy between experimental results reported for the same kind of molten salt-nanoparticle mixtures by different research groups. From our literature survey, we learned that there is no standardized synthesis protocol […]
Science & Technology
www.solarpaces.org