<http://schema.org/datePublished>
"2013-11-07T19:27:48-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Science_News/Technology/2013/11/07/New-technology-can-harvest-lost-energy-create-electricity/UPI-99321383870468/?spt=rln&or=6>