Magnetism flicks switch on 'dark excitons'

Tests at leading magnetic labs shed light on nanotube mystery

In new experimental research appearing in this week's issue of Physical Review Letters, a Rice University-led team of nanoscientists and electrical engineers has flipped the switch on 'dark excitons' in carbon nanotubes by placing them inside a strong magnetic field.

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<p><a href="http://www.physorg.com/news9728.html">Magnetism flicks switch on 'dark excitons'</a></p> <p><b><i>Tests at leading magnetic labs shed light on nanotube mystery</i></b> <br> <br>In new experimental research appearing in this week's issue of <i>Physical Review Letters</i>, a Rice University-led team of nanoscientists and electrical engineers has flipped the switch on 'dark excitons' in <a class="directory" href="http://www.physorg.com/search/carbon nanotubes">carbon nanotubes</a> by placing them inside a strong magnetic field.</p>