<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><!--StartFragment--><p class="MsoTitle" style="margin-right:-.5in"><font class="Apple-style-span" face="'Times New Roman'" size="3"><span class="Apple-style-span" style="font-size: 13px;"><b><br></b></span></font></p><p class="MsoNormal" align="center" style="text-align:center"><span style="letter-spacing: 1.5pt; "><b><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">Modern Optics and Spectroscopy</span></font></b></span><span style="font-family: Arial; letter-spacing: 1pt; "><b><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;"><o:p></o:p></span></font></b></span></p><p class="MsoNormal" align="center" style="text-align:center"><span style="font-family: Arial; letter-spacing: 1pt; "><b><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">Electronic
Energy Transfer in Molecular Aggregates<span class="Apple-style-span" style="font-family: Helvetica; letter-spacing: normal; "> </span></span></font></b></span></p><p class="MsoNormal" align="center" style="text-align:center"><b><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">Robert Silbey</span></font></b><span style="letter-spacing: 1pt; "><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">, MIT </span></font></span></p><p class="MsoNormal" align="center" style="text-align:center"><span style="letter-spacing: 1pt; "><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">Tuesday, October 5, 2010</span></font><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;"><o:p></o:p></span></font></span></p><p class="MsoNormal" align="center" style="text-align:center"><span style="letter-spacing: 1pt; "><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;"> 12:00 – 1:00 p.m.</span></font></span></p><p class="MsoNormal" align="center" style="text-align:center"><span style="font-family: TimesNewRomanPSMT; "><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">Förster energy transfer
is ubiquitous in chemistry and now in biology. I will discuss a) how it can be understood theoretically; b)
what changes needed to be made to think about transfer in aggregates; and c)
when it fails to describe the major mechanism of energy transfer.</span></font></span></p><p class="MsoNormal" align="center" style="text-align:center"><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">Grier Room, MIT Bldg 34-401</span></font><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;"><o:p></o:p></span></font></p><p class="MsoNormal" align="center" style="text-align:center"><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 13px;">Refreshments served after the lecture</span></font><o:p></o:p></p>
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