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Energy Technology News
March 22, 2019

Latest Headlines
updated 10:21am EDT

More Energy Technology News
March 22, 2019

Renewable Energy Won't Make Bitcoin 'Green,' but Tweaking Its Mining Mechanism Might

Mar. 14, 2019 — The cryptocurrency Bitcoin is known for its energy footprint. Now, a researcher suggests that renewable hydropower production cannot supply the large quantities of energy needed to power machinery ... read more

Shifting Away from Coal Is Key to Cutting Greenhouse Gas Emissions

Mar. 7, 2019 — The United States could fulfill its greenhouse gas emission pledge under the Paris Climate Agreement by virtually eliminating coal as an energy source by 2024, according to new ... read more

Improving Solar Cell Efficiency With a Bucket of Water

Mar. 6, 2019 — Beth Parks has devised an astonishingly simple way to overcome a limitation of solar cells -- a bucket of water. She developed a frame that holds the solar cell with a bucket suspended on either end. ... read more

Good News! Europe's Electric Grid Will Still Work Even as the World Crumbles

Mar. 6, 2019 — Temperatures may climb and seas may rise, but the lights (and, undoubtedly, the air conditioning) will still be on in nations with high capacities for wind and solar energy. New research suggests ... read more

Electrifying Wound Care: Better Bandages to Destroy Bacteria

Mar. 6, 2019 — Bandages infused with electricity can help heal wounds faster than typical bandages or antibiotics -- but for years, researchers have not really understood why. A recent study is offering new clues ... read more

Engineers Develop Inexpensive, Smart Stop Sign to Improve Driver Safety

Mar. 6, 2019 — According to the US Department of Transportation, more than half of all roadway fatalities occur on rural roads. Now engineers are building and testing a low-cost, self-powered thermal system that ... read more

Mar. 6, 2019 — Electric currents drive all our electronic devices. The emerging field of spintronics looks to replace electric currents with what are known as spin currents. Researchers have discovered that the ... read more

Mar. 5, 2019 — Researchers have created a new device that allows them to probe the interference of quasiparticles, potentially paving the way for the development of topological ... read more

Mar. 4, 2019 — Electronic devices are getting smaller and will soon hit the limits of performance based on electrical currents. Devices based on magnonic currents would transform the industry, though scientists ... read more

Potential New Source of Rare Earth Elements

Mar. 4, 2019 — Researchers have found a possible new source of rare earth elements - phosphate rock waste - and an environmentally friendly way to get them out, according to a new study. The approach could benefit ... read more

Mar. 4, 2019 — A team of chemical engineers have developed a new kind of jet mixer for creating biomass from algae that extracts the lipids from the watery plants with much less energy than the older extraction ... read more

Tracking Firefighters in Burning Buildings

Mar. 1, 2019 — Researchers have created a motion-powered, fireproof sensor that can track the movements of firefighters, steelworkers, miners and others who work in high-risk environments where they cannot always ... read more

Feb. 26, 2019 — Side channel signals and bolts of lightning from distant storms could one day help prevent hackers from sabotaging electric power substations and other critical infrastructure, a new study ... read more

Feb. 26, 2019 — Scientists have harnessed liquid metals to turn carbon dioxide back into solid coal, in research that offers an alternative pathway for safely and permanently removing the greenhouse gas from our ... read more

Electrically-Heated Silicate Glass Appears to Defy Joule's First Law

Feb. 26, 2019 — A group of scientists have discovered that electrically-heated common, homogeneous silicate glasses appear to defy Joule's first ... read more

How Power-to-Gas Technology Can Be Green and Profitable

Feb. 26, 2019 — Hydrogen production based on wind power can already be commercially viable today. Until now, it was generally assumed that this environmentally friendly power-to-gas technology could not be ... read more

Feb. 25, 2019 — A research team has confirmed the existence of a phase transition in copper-oxide-based (or cuprate) superconductors. The team believes that it could be during this 'quantum critical ... read more

Feb. 25, 2019 — Engineers have developed a high-powered fuel cell that operates at double the voltage of today's commercial fuel cells. It could power underwater vehicles, drones and eventually electric ... read more

Feb. 22, 2019 — Deep ultraviolet light-emitting diodes (DUV-LEDs) made from aluminium gallium nitride (AlGaN) efficiently transfer electrical energy to optical energy due to the growth of one of its bottom layers in ... read more

Feb. 22, 2019 — Scientists have achieved magnetization reversal in cobalt-substituted bismuth ferrite by applying only an electric field. Such an effect had been sought after for over a decade in order to make new ... read more

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