Mini space thruster that runs on water
This tiny fingernail-length space thruster chip runs on the greenest propellant of all: water.
This tiny fingernail-length space thruster chip runs on the greenest propellant of all: water.
Space Exploration
Sep 14, 2023
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New simulations indicate that swirling ammonia in combustion chambers can help reduce harmful emissions – insight that may help on-going efforts to develop ammonia as a carbon-free fuel source.
Materials Science
Oct 10, 2018
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(Phys.org) —The federal government wants more fuel-efficient vehicles on the country's highways and back roads, which often comes at the cost of reduced engine size and power. That can be hard to reconcile with a population ...
Engineering
May 29, 2013
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Tops and branches from tree-felling sites are reborn in the laboratory as compact pellets. However, the energy industry will not act until the price is right.
Energy & Green Tech
May 22, 2013
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(Phys.org) -- NASA's Stennis Space Center near Bay St. Louis, Miss., broke its own record Friday when it conducted a test on the new J-2X powerpack. The test lasted for 1,150 seconds, surpassing the previous record by more ...
Space Exploration
Jun 11, 2012
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(PhysOrg.com) -- A new series of tests on the engine that will help carry humans to deep space will begin next week at NASA's Stennis Space Center in southern Mississippi. The tests on the J-2X engine bring NASA one step ...
Space Exploration
Jan 26, 2012
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(AP) -- In 1989, all four engines of a Boeing 747 over Alaska conked out after it flew into a cloud of volcanic ash. The crew was able to restart them, but incidents like that dramatize why hundreds of flights every year ...
Earth Sciences
Apr 15, 2010
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Just three months after the Euro 5 Norm for exhaust emissions went into force for all new car models, researchers at the Technische Universitaet Muenchen (TUM, Germany) have demonstrated an engine that is already close to ...
Engineering
Dec 7, 2009
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2019 has been shaping up to be an interesting year for SpaceX and its founder, Elon Musk. After completing work on the miniaturized version of the Starship (Starship Alpha or "Starship hopper") over the holidays, SpaceX moved ...
Space Exploration
Feb 12, 2019
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A team of scientists from Siberian Federal University (SFU) and their colleagues from Novosibirsk and the Netherlands modeled the process of coal burning in HPP boilers and determined which type of fuel produced less harmful ...
Environment
Jan 22, 2018
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