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Biochemistry Jun 19, 2024

Researchers propose a new way for signal-amplification of chemosensors by flexibly manipulating an allosteric trigger

Chemical sensors whose signals can be amplified by various triggers hold huge potential in multidisciplinary sciences. However, developing such systems was considered a highly challenging task, until a team of researchers ...

Bio & Medicine Jun 19, 2024

Ultrasound beam triggers 'nanodroplets' to deliver drugs at exactly the right spot

Conventional drug delivery is often like cracking a nut with a sledgehammer. Whether the drug is swallowed, injected, inhaled, or absorbed through the skin, it ultimately diffuses to most parts of the body, including those ...

Polymers Jun 17, 2024

Researchers create innovative polymer wound dressings for painless and residue-free removal

Wound dressings should provide sterile coverage, protect the wound, and adhere reliably, while still allowing for painless removal. It is essential that the process of skin renewal remains undisturbed.

Polymers Jun 17, 2024

Scientists use NMR spectroscopy to map polyelectrolyte distribution and solve a century-old chemistry riddle

When two solutions of oppositely charged polymers (polyelectrolytes) are mixed, phase separation occurs and leads to the formation of a polymer-rich phase and a supernatant phase. The precise distribution of all components, ...

Polymers Jun 17, 2024

New 2D polymer brings scientists a step closer to realizing switchable quantum states

An international research team led by Dr. Florian Auras from Dresden University of Technology (TUD) has succeeded in developing a new type of material in the rather young research field of covalent organic frameworks. The ...

Analytical Chemistry Jun 17, 2024

Researchers distill the facts of a chemical separation process and upend a decades-old theory

Since it was developed a few decades ago, the chemical separation process of organic solvent nanofiltration (OSN), has drawn attention for its potential to revolutionize vital industries, including those in fuel, food, and ...

Optics & Photonics Jun 14, 2024

When quantum dots meet blue phase liquid crystal elastomers

Circularly polarized luminescence (CPL) materials have attracted tremendous attention for their potential applications in many fields, such as molecular sensors, information encryption, and optical storage. So far, using ...

Biochemistry Jun 13, 2024

Scientists preserve DNA in amber-like polymer: Method could be used for long-term storage of genomes or digital data

In the movie "Jurassic Park," scientists extracted DNA that had been preserved in amber for millions of years, and used it to create a population of long-extinct dinosaurs.

Environment Jun 13, 2024

Florida has a beach sand shortage: Could beer bottles be part of the solution?

Florida's coastal counties spend millions trucking in sand to preserve the eroding beachfront. But what if a cheaper possible solution could be found in the garbage and recycling bins of Miami bars?

Bio & Medicine Jun 12, 2024

Researchers develop piezocatalytically-induced controllable mineralization scaffold with bone-like microenvironment

Inspired by nature, the researchers developed a piezocatalytically-induced controlled mineralization strategy using piezoelectric polymer poly-L-lactic acid (PLLA) fibers with ordered micro-nano structures to prepare biomimetic ...

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