magnets Archive

batteriesBreakthrough for rechargeable non-aqueous magnesium-metal battery that would be twice as good lithium ion batteries

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Scientists at the Department of Energy’s National Renewable Energy Laboratory (NREL) have discovered a new approach for developing a rechargeable non-aqueous magnesium-metal battery. Scientists have pioneered a method to enable the reversible chemistry of magnesium metal in the noncorrosive carbonate-based …

magnetsMagnetospheric Protection from Galactic Cosmic Radiation for long space missions

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An optimal shielding configuration has been realized during a phase I NASA NIACstudy, and it is referred to as a Magnetospheric Dipolar Torus (MDT).A This configuration has the singular ability to deflect the vast majority of the GCR including HZE …

magnetsAdvanced Vasimr plasma drives and SpaceX BFR trip times

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The Vasimr rocket is on track to a 100-hour continuous firing this summer of the company’s VX200SSTM VASIMR® prototype at a power level of 100 kW. This would produce about 2 newtons of propulsion. It would be superior to current …

batteriesToyota has reduced the rare earth materials used in electric vehicle magnets by 50%

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Toyota has developed the world’s first neodymium-reduced, heat-resistant magnet. Neodymium magnets are used in various types of motors such as the high-output motors found in electrified vehicles, use of which is expected to increase rapidly in the future. The new …

chinaChina developing faster and slower maglev trains

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A new generation of Chinese medium-to-low-speed maglev trains can run at a maximum speed of 160 kph. China will operate five to twelve magnetic levitation rail lines with maximum speed of 160 kilometers per hour in cities including Chengdu, Wuhan …

cancerBiodegradable Magnetic microrobots and nanorobots for diagnosing disease and delivering medicine

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A team of scientists have created a new generation of tiny remote controlled nanorobots which could one day allow doctors to diagnose disease and deliver drugs from within the human body. The team led by Professor Li Zhang from the …

chinaChina claims successful Magnetic submarine and ship propulsion tests

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China claims to have successfully tested its first permanent magnet propulsion motor for vessels recently, according to the State-owned China Shipbuilding Industry Corporation (CSIC), which is known for manufacturing China’s first aircraft carrier and the Jiaolong submersible vessel. The motor …

chinaChina’s planned supersonic maglev transport in evacuated tubes

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China Aerospace Science and Industrial Corporation (CASIC) has said it will build a supersonic superconducting magnetic levitation (maglev) tansportation system. Nextbigfuture covered the CASIC announcement a few days ago. There is some additional information about the staging of development plans. …

chinaMore high speed rail and maglev lines in China

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China Railway began construction on the 78.2km Beijing – Bazhou high-speed line, which will serve the city’s new international airport at Daxing, 46km south of the capital. The line will include four new stations, including an underground station at the …

magnetsControl of Soft Robots Using Magnetic Fields

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A team of engineering researchers has made a fundamental advance in controlling so-called soft robots, using magnetic fields to remotely manipulate microparticle chains embedded in soft robotic devices. The researchers have already created several devices that make use of the …