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<p style="margin-top:3.1pt;margin-right:0mm;margin-bottom:3.1pt;
margin-left:0mm;text-align:center" align="center"><img src="http://mail.ifs.hr/service/home/%7E/?auth=co&id=26890&part=1.2.2"></p>
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<p class="MsoNormal" style="margin-top:3.0pt;margin-right:0mm;
margin-bottom:3.0pt;margin-left:0mm;text-align:center" align="center"><b style="mso-bidi-font-weight:
normal"><span style="font-family:"Century Gothic";color:#5F5F5F;
mso-ansi-language:HR" lang="HR">Institut za fiziku, Bijenička cesta 46,</span></b></p>
<p class="MsoNormal" style="margin-top:3.0pt;margin-right:0mm;
margin-bottom:3.0pt;margin-left:0mm;text-align:center" align="center"><b style="mso-bidi-font-weight:
normal"><span style="font-family:"Century Gothic";color:#5F5F5F;
mso-ansi-language:HR" lang="HR">predavaonica u zgradi Mladen Paić</span></b></p>
<p style="margin-top:3.1pt;margin-right:0mm;margin-bottom:3.1pt;
margin-left:0mm;text-align:center" align="center"><b style="mso-bidi-font-weight:normal"><span style="font-size:14.0pt;font-family:"Century Gothic";color:#993300;
mso-ansi-language:HR" lang="HR">utorak, 16. travnja 2013., u 15:00 sati</span></b><span style="font-family:"Century Gothic"" lang="EN-GB"></span></p>
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<p style="margin:0mm;margin-bottom:.0001pt;text-align:center;
line-height:150%" align="center"><b><span style="font-size:16.0pt;mso-bidi-font-size:
12.0pt;line-height:150%;color:#55913C" lang="EN-GB">Two-photon frequency comb spectroscopy
of the hydrogen 1S-3S transition</span></b></p>
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<p style="margin-top:5.95pt;margin-right:0mm;margin-bottom:0mm;
margin-left:0mm;margin-bottom:.0001pt;text-align:center" align="center"><b><span style="font-size:14.0pt;mso-bidi-font-size:13.5pt;font-family:"Century Gothic"" lang="EN-GB">Dylan
Yost</span></b></p>
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<p style="margin:0mm;margin-bottom:.0001pt;text-align:center" align="center"><b><span style="font-family:"Century Gothic";mso-bidi-font-family:"Times New Roman";
mso-ansi-language:EN-US"> </span></b></p>
<p style="margin:0mm;margin-bottom:.0001pt;text-align:center" align="center"><b><span style="font-size:11.0pt;mso-bidi-font-size:12.0pt;font-family:
"Century Gothic"" lang="EN-GB">Max Planck Institute of Quantum Optics</span></b></p>
<p style="margin-top:5.95pt;margin-right:0mm;margin-bottom:0mm;
margin-left:0mm;margin-bottom:.0001pt;text-align:center" align="center"><b><i><span style="font-size:11.0pt;mso-bidi-font-size:12.0pt;font-family:
"Century Gothic"" lang="EN-GB">E-mail: <span style="color:blue"><a href="mailto:Dylan.Yost@mpq.mpg.de"><span style="mso-fareast-font-family:
"Times New Roman";mso-bidi-font-family:"Times New Roman"">Dylan.Yost@mpq.mpg.de</span></a><span class="object"><u> </u></span></span></span></i></b><span style="font-family:"Century Gothic"" lang="EN-GB"></span></p>
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<p style="margin:0mm;margin-bottom:.0001pt;line-height:150%"><b><span style="font-family:"Century Gothic";mso-fareast-font-family:"Times New Roman";
mso-bidi-font-family:Arial" lang="EN-GB">For this talk, I will discuss the current status
of the hydrogen spectroscopy experiments in the Hänsch group at the Max
Planck Institute of Quantum Optics with an emphasis on our ongoing effort to
measure the hydrogen 1S-3S transition.<span style="mso-spacerun:yes">
</span>Our current implementation of this experiment differs from past work
in that we use a frequency comb at 205 nm wavelength for Doppler-free
excitation of the two-photon 1S-3S transition. This measurement could have a
profound influence on our current knowledge of the proton charge radius and
quantum electrodynamics.</span></b></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;mso-bidi-font-size:
12.0pt;font-family:"Century Gothic"" lang="EN-GB"> </span></b></p>
<p class="MsoNormal"><b><span style="font-size:11.0pt;mso-bidi-font-size:
12.0pt;font-family:"Century Gothic"" lang="EN-GB">Voditelji seminara IF-a: Vlasta Horvatić
i Osor Bari</span></b><b><span style="font-size:11.0pt;mso-bidi-font-size:
12.0pt;font-family:"Century Gothic";mso-ansi-language:HR" lang="HR">šić</span></b><b><span style="font-size:10.0pt;mso-bidi-font-size:12.0pt;font-family:"Century Gothic";
mso-ansi-language:HR" lang="HR"></span></b></p>
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12.0pt;font-family:"Century Gothic"" lang="HR"><span style="mso-spacerun:yes"> </span></span></b></p>
<p class="MsoNormal"><span lang="EN-GB"> </span></p>
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