International Journal of Microgravity Science and Application
Online ISSN : 2188-9783
Large Deformation Behavior of Electrostatic Levitated Liquid due to the Photon Energy by Using a Pulse Laser
Masaharu NOGUCHI Tadahiko MASAKISatoshi MATSUMOTO
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JOURNAL OPEN ACCESS

2015 Volume 32 Issue 3 Pages 320304-

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Abstract
In this study, we investigate the deformation of the levitated droplet using a YAG pulsed laser and the possibility of the measurement of its thermo-physical properties. The sample was levitated by using an electrostatic levitator (ESL). The behavior of levitated droplet was observed by high-speed camera that has been installed on the side of ESL chamber. A hole on the droplet was provided by the laser radiation pressure. During the relaxation of deformation, a small liquid drop (satellite) jumped out from the levitated sample. The size of satellite drop depends on the power of the YAG-laser. Weber number was estimated when the satellite droplet was formed. The Weber number at satellite formation was similar to the experiment on the International Space Station.
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© 2015 The Japan Society of Microgravity Application
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