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Archive for the ‘energy’ category: Page 5

May 29, 2024

Researchers develop new electrode binder material for high-performance sodium-ion batteries

Posted by in categories: energy, materials

Lithium-ion batteries have been at the forefront of energy storage technologies. However, the availability of lithium is limited. Consequently, the growing demand for energy-storage systems has led to the search for low-cost and more accessible materials for rechargeable batteries. Sodium-ion batteries (SIBs) are a promising candidate due to the virtually unlimited sodium (Na) resources in seawater and salt deposits.

May 27, 2024

MIT design would harness 40 percent of the sun’s heat to produce clean hydrogen fuel

Posted by in categories: energy, transportation

Engineers hope to produce totally green, carbon-free hydrogen fuel with a new, train-like system of reactors driven by the sun.

May 27, 2024

New Discoveries about Jupiter’s Magnetosphere

Posted by in categories: energy, mathematics, physics, satellites

New discoveries about Jupiter could lead to a better understanding of Earth’s own space environment and influence a long-running scientific debate about the solar system’s largest planet. “By exploring a larger space such as Jupiter, we can better understand the fundamental physics governing Earth’s magnetosphere and thereby improve our space weather forecasting,” said Peter Delamere, a professor at the UAF Geophysical Institute and the UAF College of Natural Science and Mathematics.

“We are one big space weather event from losing communication satellites, our power grid assets, or both,” he said.

Space weather refers to disturbances in the Earth’s magnetosphere caused by interactions between the solar wind and the Earth’s magnetic field. These are generally associated with solar storms and the sun’s coronal mass ejections, which can lead to magnetic fluctuations and disruptions in power grids, pipelines and communication systems.

May 26, 2024

New water batteries stay cool under pressure

Posted by in categories: energy, materials

A global team of researchers and industry collaborators led by RMIT University has invented recyclable ‘water batteries’ that won’t catch fire or explode.

Lithium-ion energy storage dominates the market due to its technological maturity, but its suitability for large-scale grid energy storage is limited by safety concerns with the volatile materials inside.

Continue reading “New water batteries stay cool under pressure” »

May 26, 2024

Powering munitions through sprayable nanotechnology

Posted by in categories: drones, energy, military, nanotechnology, sustainability

“Batteries are the crux of many of the most important emerging technologies in both the civilian world and, important to our profession, on the battlefield,” said United States Military Academy Cadet Michael Williams. “More energy dense batteries allow, for instance, greater range on electric vehicles, longer battery lives for radios, and longer flight times for drones. Our work helps make manufacturing these batteries easier.”

Cadets Michael Williams, Avery Patel, and Nancy Astable have been working on a long-term project with their faculty mentors Dr. Enoch Nagelli, Dr. Simuck Yuk, and Army Col. John Burpo to develop new ways to maximize energy storage and generation for the U.S. Army Combat Capabilities Development Command’s Armaments Center. In collaboration with Cornell University, the team at USMA’s Department of Chemistry and Life Sciences is pursuing innovative approaches to increasing the quality and use of batteries and fuel cells.

The value of conducting scientific research to solve real-world problems is clear to the cadets.

May 25, 2024

Hyundai reportedly gearing up to bring hydrogen electric N Vision 74 supercar concept to market

Posted by in categories: energy, transportation

A recent report out of South Korea states that Hyundai Motor Group is beginning development of a new hydrogen fuel cell EV supercar based on its N Vision 74 concept from a couple of years ago. The Korean automaker is working on a development mule ahead of planned production in 2026.

May 24, 2024

Researchers develop organic photoredox catalysts with enhanced stability and recyclability

Posted by in categories: chemistry, energy

In recent years, global environmental concerns have prompted a shift toward eco-friendly manufacturing in the field of organic synthetic chemistry. In this regard, research into photoredox catalytic reactions, which use light to initiate redox or reduction-oxidation reactions via a photoredox catalyst, has gained significant attention. This approach reduces the reliance on harsh and toxic reagents and uses visible light, a clean energy source.

May 24, 2024

The Mysterious ‘Dark’ Energy That Permeates the Universe Is Slowly Eroding

Posted by in categories: energy, quantum physics

Physicists call the dark energy that drives the universe “the cosmological constant.” Now the largest map of the cosmos to date hints that this mysterious energy has been changing over billions of years.

May 24, 2024

Tesla officially breaks ground at Megafactory in China

Posted by in categories: energy, sustainability

Tesla has officially broken ground on its new Megafactory project to build Megapacks for energy storage in China.

The Megafactory in Lathrop, California, was Tesla’s first dedicated factory to produce Megapacks, which were previously produced at Gigafactory Nevada.

It is still ramping up to its full capacity of 40 GWh worth of Megapacks, a battery pack for utility-scale energy storage projects, but it has already helped Tesla break new records of energy storage deployment almost every quarter.

May 22, 2024

Next-Gen LPDDR6 memory to hit up to 14.4 Gbps data rate, DDR6 up to 17.6 Gbps

Posted by in category: energy

The Low Power Double Data Rate 6 (LPDDR6) memory may be introduced with data rates starting from 10.667 Gbps and bandwidth of 32 Gbps. This is the new information coming from the JEDEC presentation, as revealed by Synopsys and published Darkmont. The presentation touches on several topics, including LPDDR, DDR and CAMM standards.

The LPDDR5 standard is already 5 years old, it is time for an update. The mid-product update from Samsung and SK Hynix in a form of LPDDR5X and LPDDR5T are not good enough anymore and in 1–2 years demand for higher bandwidth will unquestionable. Especially given the progress in integrated graphics solutions, which heavily rely on fast system memory.

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