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• n  a propelling force
• n  the act of propelling

• Fooling around with the arithmetic of propulsion, he calculated the energy-to-weight ratio of various fuels.
• Ion propulsion sidesteps that whole mess.
• Such magnets, Way calculated, would take up no more than 20% of a submarine's weight while providing a magnetic field strong enough for propulsion.

• actuation

News & Articles

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• Quantum Receives New Patent for Compressed Natural Gas and Hydrogen Storage
  LAKE FOREST, Calif., June 12, 2013 /PRNewswire/ -- Quantum Fuel Systems Technologies Worldwide, Inc. (NASDAQ: QTWW), a leader in natural gas, alternative fuel systems and clean propulsion vehicle technologies, ...
  June 12, 2013 - PR Newswire via Yahoo! Finance
• GE Power Conversion to Power, Propel, and Position Hornbeck Offshore's Two Latest Multipurpose ...
  GE's Comprehensive Product and Service Offerings Provide a Single Point of Contact GE Continues to Deliver Reliable and Efficient Systems, Furthering Partnership with Eastern Shipbuilding Group and Hornbeck Offshore Brings to 24 the Number of Vessels Built by Eastern Shipbuilding Group Using GE's Power, Propulsion and Control Technologies PARIS – GE's Power Conversion business (NYSE: GE ...
  June 12, 2013 - ThomasNet
• Advanced Mobility Builds Custom Specialty Vehicle for Research and Development of Beamed mm-Wave Propulsion
  Advanced Mobility and Specialty Vehicles announced today that they have delivered a one-of-a-kind, custom designed and constructed mobile testlab trailer for Lightcraft Technologies, Inc., headquartered in Bennington, Vermont. This Mobile Testing Unit (MTU) will be the home of a state-of-the-art beamed energy propulsion research laboratory and test flight launch command center. (PRWeb June 11 ...
  June 11, 2013 - PRWeb

Quotes

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• Barack Obama in Huffington Post (blog)
  I want to repeat this,he added. "Critical to deep space exploration will be the development of breakthrough propulsion systems and other advanced technologies."
• Rick Wagoner in WOOD-TV
  We believe China has the potential to become a leader in the adoption of alternative propulsion systems,said GM CEO Rick Wagoner at a news conference in Beijing.
• Max Mosley in guardian.co.uk
  KERS will be essential on all road-going vehicles in the future, irrespective of their means of primary propulsion,said Mosley. "The FIA therefore intends to keep KERS as a performance differentiator in Formula One and, indeed, increase...