Synthesis of helical ladder polymers

Researchers at Kanazawa University synthesized helical ladder polymers with a well-defined cyclic repeating unit and one-handed helical geometry, as they reported in the Journal of the American Chemical Society.

'Space butterfly' is home to hundreds of baby stars

What looks like a red butterfly in space is in reality a nursery for hundreds of baby stars, revealed in this infrared image from NASA's Spitzer Space Telescope. Officially named Westerhout 40 (W40), the butterfly is a nebula—a ...

New synthesis method for producing fluorinated piperidines

Synthetic molecules are essential for many products, including medicines, crop protection agents and special materials such as Teflon. These molecules have several components, which can be combined in a variety of ways, resulting ...

Soot forensics: Carbon fingerprints reveal curved nanostructure

Researchers have moved one step closer to reducing air pollution from engines by imaging soot nanoparticles to reveal their unique signatures. The nanoparticle structures are like fingerprints, revealing curved fullerene-like ...

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