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Fullerenes

All articles tagged with #fullerenes

science1 year ago•2 min saved

"Dusty Chaos: The Crucial Catalyst for Life-Building Space Molecules"

Researchers have discovered that chaotic, amorphous carbon grains known as hydrogenated amorphous carbon (HAC) are likely the starting points for the creation of fullerenes, which are resilient carbon 'cages' that could have protected complex compounds in interstellar space and potentially played a role in the origins of life on Earth. The findings, based on simulations and laboratory experiments, shed light on the mysterious infrared emissions observed in space and provide insights into the formation of fullerenes in planetary nebulas. Understanding fullerenes could also offer valuable knowledge about the organization of organic matter in the Universe and contribute to the development of nanotechnologies.

via ScienceAlert|

#astrophysics #fullerenes #interstellar-space

astronomy-and-astrophysics1 year ago•3 min saved

Unraveling the Enigma of Fullerenes in Space

A study from the Instituto de Astrofísica de Canarias has shown that hydrogenated amorphous carbon (HAC) grains can participate in the formation of fullerenes, complex carbon molecules crucial for life development in the universe and potential nanotechnology applications. Spectroscopic analysis of the planetary nebula Tc1 revealed the presence of HAC, suggesting that fullerenes may have formed during the destruction of dust grains by energetic ultraviolet radiation. This interdisciplinary research opens the door for future collaborations between laboratory chemistry and astrophysics to advance our understanding of astrophysical and astrochemical processes.

via Phys.org|

#astrochemistry #astronomy-and-astrophysics #astrophysics

science-and-technology2 years ago•2 min saved

Unlocking the Chemical Potential of Flat Fullerene Fragments.

Researchers at Kyoto University have discovered that flat fragments of spherical molecules composed entirely of carbon atoms, called fullerenes, have stable electron-accepting ability with great practical potential. The team focused on the influence of the pentagonal substructures and designed and synthesized flattened fragments of fullerene, which surprisingly retained and even enhanced some key chemical properties. The fragments display enhanced absorbance of ultraviolet, visible, and near-infrared light compared to fullerene itself, which might open new possibilities in photochemistry. The team will now explore the possibilities their flat fullerene fragments hold in the vast variety of applications associated with electron-transfer processes.

via SciTechDaily|

#chemical-properties #electron-accepting #fullerenes

science2 years ago•3 min saved

Decoding the Creation of Soccer Ball-Shaped Molecules.

An international team of researchers has used the Swiss SLS synchrotron light source at PSI to observe and understand the formation of fullerenes in the universe. Fullerenes are sizable carbon molecules that take on shapes akin to a soccer ball, a salad bowl, or a nanotube. The researchers have shown how this reaction works and have completed an important reaction step in the formation of the molecules. The successful publication in Nature Communications is not the end of the story, as the researchers want to conduct more experiments to understand how classic buckyballs form in the universe.

via SciTechDaily|

#carbon-molecules #fullerenes #research