<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Units of energy - Page 11 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=Units_of_energy&amp;p=10">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Units_of_energy&amp;p=12">3.Next</a>
</p>
<p>any need for conversion. Historically, <a href="page.php?w=Rydberg_constant">Rydberg</a> units have been used.</p>

<p><big>Spectroscopy</big></p>
<p>In <a href="page.php?w=spectroscopy">spectroscopy</a> and related fields it is common to measure energy levels in units of <a href="page.php?w=Wavenumber">reciprocal centimetres</a>.  These units (cm<sup>-1</sup>) are strictly speaking not energy units but units proportional to energies, with  being the proportionality constant.</p>

<p><big>Explosions</big></p>
<p>A gram of <a href="page.php?w=trinitrotoluene">TNT</a></p><p>
<a accesskey="1" href="page.php?w=Units_of_energy&amp;p=10">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Units_of_energy&amp;p=12">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
