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	<title>Comments on: LightSaber Innovation Wasted On Bad Teeth</title>
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		<title>By: Lightsmith</title>
		<link>http://www.scificool.com/lightsaber-innovation-wasted-on-bad-teeth/comment-page-1/#comment-7053</link>
		<dc:creator>Lightsmith</dc:creator>
		<pubDate>Wed, 21 Oct 2009 00:28:44 +0000</pubDate>
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		<description>...It can&#039;t be just any plasma, though.  It must be a coherent plasma, and it must have a strong charge, which means the target area for the plasma field to subsist must be lased to pre-ionize the path of travel.  But that&#039;s the &quot;easy&quot; part.  The largest problem you will encounter will be power. The power requirements for this feat will vary with atmospheric conditions.  But at STP, 1.7 MW of power minimum should be substantial enough to support a cold start and maintian plasma field stability.  This is assuming, of course, that the field conducters are separated by a distance of one meter along the vertical axis of plasma ejection, and is also assuming a current of 0.25A or less (for safety from electrocution).  However, far less power would be required to eject plasma along the horizontal axis (where the seperation between the field conductors is one 1cm to 2cm in length) and THEN expand it along the vertical axis via an automated potentiometer .  But the minimum range of power required for that most likely would not be enough to cut ANYTHING.  1.7MW should be the starting point, and an adequate testing range would be 1.7MW to 1.0GW of power.</description>
		<content:encoded><![CDATA[<p>&#8230;It can&#39;t be just any plasma, though.  It must be a coherent plasma, and it must have a strong charge, which means the target area for the plasma field to subsist must be lased to pre-ionize the path of travel.  But that&#39;s the &#8220;easy&#8221; part.  The largest problem you will encounter will be power. The power requirements for this feat will vary with atmospheric conditions.  But at STP, 1.7 MW of power minimum should be substantial enough to support a cold start and maintian plasma field stability.  This is assuming, of course, that the field conducters are separated by a distance of one meter along the vertical axis of plasma ejection, and is also assuming a current of 0.25A or less (for safety from electrocution).  However, far less power would be required to eject plasma along the horizontal axis (where the seperation between the field conductors is one 1cm to 2cm in length) and THEN expand it along the vertical axis via an automated potentiometer .  But the minimum range of power required for that most likely would not be enough to cut ANYTHING.  1.7MW should be the starting point, and an adequate testing range would be 1.7MW to 1.0GW of power.</p>
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