Popigai: Russia’s Crater of Diamonds – Estimated To Contain “Trillions of Carats”
Popigai is one of the largest and most well-preserved impact craters on Earth. About 36 million years ago, an asteroid slammed into northern Siberia and…
Diamonds
A Billion-Plus Years of Deep-Earth History Hidden Within African Diamonds
Diamonds are sometimes described as messengers from the deep earth; scientists study them closely for insights into the otherwise inaccessible depths from which they come….
Diamonds That Formed Deep in the Earth’s Mantle Contain Evidence of Deep-Earth Recycling Processes
Findings allow us to trace how minerals from the surface are drawn down into the mantle. Diamonds that formed deep in the Earth’s mantle contain…
Stiff Competition: Lab-Made Hexagonal Diamonds Stiffer Than Natural Cubic Diamonds
Nature’s strongest material now has some stiff competition. For the first time, researchers have hard evidence that human-made hexagonal diamonds are stiffer than the common…
Scientists Use Nanoscale Diamonds to Generate More Efficient Accelerator Beams
Beam-driven wakefield acceleration approaches are promising candidates for future large-scale machines, including X-ray free electron lasers and linear colliders, as they have the potential to…
Photoconductive Diamond Switches: Diamonds Are Not Just for Jewelry Anymore
When it comes to the semiconductor industry, silicon has reigned as king in the electronics field, but it is coming to the end of its…
Natural Nanodiamonds in Oceanic Rocks – Formed Through Low Pressure and Temperature Geological Processes
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….
Scientists Defy Nature: Making Diamonds in Minutes at Room Temperature
An international team of scientists has defied nature to make diamonds in minutes in a laboratory at room temperature — a process that normally requires…
Scientists Make Electrifying Diamond Find
Diamond could conduct electricity like metals when it is deformed to strains at the nanoscale, according to predictions from a study by an international team…
Diamonds Are a Quantum Scientist’s Best Friend: Discovery May Revolutionize the High-Tech Industry
The discovery of triplet spin superconductivity in diamonds has the potential to revolutionize the high-tech industry. Diamonds have a firm foothold in our lexicon. Their…
Turning Diamond Into Metal – For Improved Solar Cells, LEDs, and Power Electronics
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…
Shedding New Light on Earth’s Deepest Mechanisms Using Diamonds
Uncovering New Understanding of Earth’s Carbon Cycle University of Alberta PhD student authors paper shedding new light on Earth’s deepest mechanisms using information from diamonds….
Largest Extraterrestrial Diamonds Ever Discovered: Cosmic Diamonds Formed During Gigantic Planetary Collisions
International research team solves theory of how diamonds formed inside protoplanets. Geoscientists from Goethe University have found the largest extraterrestrial diamonds ever discovered – a…
Hope Diamond and British Crown Jewel Diamonds May Be From “Super-Deep” in the Earth’s Mantle
An analysis of the first large diamonds confirmed to come from deep under the Earth’s surface supports initial predictions showing that the Smithsonian’s famous Hope…
Modern Alchemy: Stanford Finds Fast, Easy Way to Make Diamonds – “Cheating the Thermodynamics”
With the right amount of pressure and surprisingly little heat, a substance found in fossil fuels can transform into pure diamond. It sounds like alchemy:…
“Unprecedented Mechanical Behavior of Diamond” – Scientists Discover Diamond Can Be Bent at the Nanoscale
A team of Australian scientists has discovered diamond can be bent and deformed, creating possibilities for the design and engineering of new nanoscale devices. Diamond…
Hard As Diamond? 43 New Forms of Superhard Carbon Predicted by Scientists.
A study identifies dozens of new carbon structures that are expected to be superhard, including some that may be about as hard as diamonds. Superhard…
Scientists Reveal Diamond Cache Deep in Earth’s Interior
New study shows that 1–2 percent of Earth’s oldest mantle rocks are made from diamond. There may be more than a quadrillion tons of diamond…