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Measurement of the Z boson cross-section in - Harvard University ...

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Chapter 1: Introduction and Theoretical Overview 10<br />

xf<br />

1<br />

0.8<br />

0.6<br />

0.4<br />

0.2<br />

0<br />

xg ( × 0.05)<br />

xS ( × 0.05)<br />

-4<br />

10<br />

-3<br />

10<br />

ZEUS<br />

ZEUS-JETS (prel.) 94-00<br />

total error<br />

ZEUS-O (prel.) 94-00<br />

ZEUS-S 94-98<br />

MRST 2001<br />

CTEQ6M<br />

-2<br />

10<br />

2<br />

2<br />

Q = 10 GeV<br />

xdv<br />

xuv<br />

-1<br />

10 1<br />

Figure 1.2: PDF fits to deep <strong>in</strong>elastic scatter<strong>in</strong>g data from <strong>the</strong> ZEUS experiment at<br />

a momentum transfer scale <strong>of</strong> Q 2 = 10GeV 2 . Comparison to various o<strong>the</strong>r fits is also<br />

shown.<br />

x

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