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Lasers Could Soon Power U.S. Military Bases—And Not Even Jamming Could Stop It
(www.popularmechanics.com)
This is a most excellent place for technology news and articles.
Or anything reflective. Throw some strips of tinfoil at it (that's just chaff WW2 style) and it not only disrupts power it has a good chance of blinding a few of the troops on the ground too.