Laser-driven vehicles – from inner-space to outer-space
Laser-driven vehicles – from inner-space to outer-space
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DOI:
10.1007/s00339-003-2125-5
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发表时间:
2003-07
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影响因子:
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通讯作者:
T. Yabe;C. Phipps;K. Aoki;M. Yamaguchi;Ryou Nakagawa;Choijil Baasandash;Y. Ogata;M. Shiho;Gen Inoue;M. Onda;K. Horioka;I. Kajiwara;K. Yoshida
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文献类型:
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作者:
T. Yabe;C. Phipps;K. Aoki;M. Yamaguchi;Ryou Nakagawa;Choijil Baasandash;Y. Ogata;M. Shiho;Gen Inoue;M. Onda;K. Horioka;I. Kajiwara;K. Yoshida
Laser-supported propulsion of a micro-airplane with a water-covered ablator is demonstrated. The repetitive use of an overlay structure is experimentally demonstrated with a specially designed water supply. Various transparent overlays are investigated by the CIP-based hydrodynamic code and by experiments using a pendulum and using a semi-conductor load cell. A momentum-coupling efficiency of ∼104N s/MJ is achieved by water–exotic-target experiments, in agreement with the simulation code, which predicts a maximum efficiency of ∼105N s/MJ. The concept of laser-supported propulsion can also be used for driving a Mach 5 airplane in the stratosphere, a micro-ship inside the human body, and a robot in a nuclear power reactor accident, during which large numbers of neutrons make electronic devices useless.