Search results for diamond

Nanomaterials Oct 29, 2020

Team finds path to nanodiamond from graphene

Marrying two layers of graphene is an easy route to the blissful formation of nanoscale diamond, but sometimes thicker is better.

Analytical Chemistry Oct 29, 2020

Hybrid photoactive perovskites imaged with atomic resolution for the first-time

A new technique has been developed allowing reliable atomic-resolution images to be taken, for the first time, of hybrid photoactive perovskite thin films. These images have significant implications for improving the performance ...

Materials Science Oct 20, 2020

Scientists discover unusual materials properties at ultrahigh pressure

An international team of scientists from NUST MISIS (Russia), Linköping University (Sweden) and University of Bayreuth (Germany) found that, contrary to the usual physical and chemical laws, the structure of some materials ...

Earth Sciences Oct 16, 2020

Natural nanodiamonds in oceanic rocks

Natural diamonds can form through low pressure and temperature geological processes on Earth, as stated in an article published in the journal Geochemical Perspectives Letters. The newfound mechanism, far from the classic ...

Nanomaterials Oct 15, 2020

Ultra-sensitive nanothermometer under ambient conditions

Nanoscale temperature measurement with high sensitivity is important to investigating many phenomena such as heat dissipation of nano-/micro-electronics, chemical reactions in nanoliter volume, thermoplasmonics of nanoparticles, ...

Superconductivity Oct 14, 2020

RETRACTED ARTICLE: Researchers synthesize room temperature superconducting material

Compressing simple molecular solids with hydrogen at extremely high pressures, University of Rochester engineers and physicists have, for the first time, created material that is superconducting at room temperature.

Earth Sciences Oct 6, 2020

Diamonds found with gold in Canada's Far North offer clues to Earth's early history

The presence of diamonds in an outcrop atop an unrealized gold deposit in Canada's Far North mirrors the association found above the world's richest gold mine, according to University of Alberta research that fills in blanks ...

Superconductivity Oct 6, 2020

The discovery of triplet spin superconductivity in diamonds

Diamonds have a firm foothold in our lexicon. Their many properties often serve as superlatives for quality, clarity and hardiness. Aside from the popularity of this rare material in ornamental and decorative use, these precious ...

Materials Science Oct 5, 2020

Normally an insulator, diamond becomes a metallic conductor when subjected to large strain in a new theoretical model

Long known as the hardest of all natural materials, diamonds are also exceptional thermal conductors and electrical insulators. Now, researchers have discovered a way to tweak tiny needles of diamond in a controlled way to ...

Space Exploration Sep 29, 2020

New insights into the origin of diamonds in meteorites

Scientists have offered new insights into the origin of diamonds in ureilites (a group of stony meteorites). These diamonds most likely formed by rapid shock transformation from graphite (the common low-pressure form of pure ...

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