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Optics & Photonics 33 minutes ago

Novel application of optical tweezers colorfully shows molecular energy transfer

A novel technique with potential applications for fields such as droplet chemistry and photochemistry has been demonstrated by an Osaka Metropolitan University-led research group.

Environment Jun 21, 2024

Melamine sponges shed microplastics when scrubbed, study shows

If you own a pair of white shoes or have ever tried to remove crayon from a wall, you're probably thankful for melamine sponges. These products practically erase tough stains and scuffs through their unique abrasiveness and ...

Biochemistry Jun 21, 2024

Investigating DNA flexibility for the creation of new biomaterials

Northwestern investigators have demonstrated how manipulating DNA chemistry can alter its structure and flexibility and enable the realization of new materials useful in medicine and the life sciences, according to a study ...

Polymers Jun 19, 2024

Researchers create new class of materials called 'glassy gels'

Researchers have created a new class of materials called "glassy gels" that are very hard and difficult to break despite containing more than 50% liquid. Coupled with the fact that glassy gels are simple to produce, the material ...

Analytical Chemistry Jun 19, 2024

New technology provides electrifying insights into how catalysts work at the atomic level

A team led by Lawrence Berkeley National Laboratory (Berkeley Lab) has invented a technique to study electrochemical processes at the atomic level with unprecedented resolution and used it to gain new insights into a popular ...

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 ...

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