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Keywords: <a href="/results?search_query=physics">physics[/url] <a href="/results?search_query=demonstration">demonstration[/url] <a href="/results?search_query=magnetic">magnetic[/url] <a href="/results?search_query=field">field[/url] <a href="/results?search_query=communication">communication[/url]
Added: April 28, 2008
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