First Year of BABAR/PEP-II - Harvard University Laboratory for ...
First Year of BABAR/PEP-II - Harvard University Laboratory for ...
First Year of BABAR/PEP-II - Harvard University Laboratory for ...
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Resolution (cm)<br />
0.025<br />
0.02<br />
Tracks with p>1GeV/c<br />
DCH Per<strong>for</strong>mance<br />
<strong>BABAR</strong><br />
◆ He-iC 4 H 10 (80/20) <strong>for</strong> low multiple<br />
scattering<br />
◆ Single hit resolution in data (●)<br />
reached design: 2σ up to<br />
700 MeV/c → DIRC covers<br />
p > 500 MeV/c<br />
<strong>First</strong> <strong>Year</strong> <strong>of</strong> BaBar/<strong>PEP</strong>-<strong>II</strong> Masahiro Morii SLAC