Changes between Version 1 and Version 2 of 2Jets


Ignore:
Timestamp:
04/06/12 16:33:02 (7 years ago)
Author:
trac
Comment:

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  • 2Jets

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    33== Two Jet Kinematics ==
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    5 At the LHC, partons in the incoming beams (beam energy %$E_b$%=7 !TeV) collide with a momementum fraction %$x_{1,2}$% and produce two jets with negligible mass, transverse momentum %$p_T$% and rapidities %$y_{3,4}$%.
     5At the LHC, partons in the incoming beams (beam energy $E_b$=7 !TeV) collide with a momementum fraction $x_{1,2}$ and produce two jets with negligible mass, transverse momentum $p_T$ and rapidities $y_{3,4}$.
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    77==== 1. ====
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    9 Show that %$x_1 = \frac{p_T}{\sqrt{s}} ( e^{y_3}+ e^{y_4}), x_2 = \frac{p_T}{\sqrt{s}} ( e^{-y_3}+ e^{-y_4})\,. $%
     9Show that $x_1 = \frac{p_T}{\sqrt{s}} ( e^{y_3}+ e^{y_4}), x_2 = \frac{p_T}{\sqrt{s}} ( e^{-y_3}+ e^{-y_4})\,. $
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    1111==== 2. ====
     
    2121==== 3. ====
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    23 Discuss the regions of %$x_{1,2}, M_{JJ}$% and %$\theta^*$% that can be studied at the LHC with a jet trigger of %$p_T > 35 $% GeV and %$||y_{3,4}||<3$%.
     23Discuss the regions of $x_{1,2}, M_{JJ}$ and $\theta^*$ that can be studied at the LHC with a jet trigger of $p_T > 35 $ GeV and $||y_{3,4}||<3$.
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    2525==== 4. ====
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    27 Use MadGraph/MadEvent to obtain the relative contribution of %$gg,qg+\bar q g,qq+q\bar q$% initial states to the jet %$E_T$% distribution as function of the %$E_T$% %$(10&lt;E_T&lt;E_{\rm max}/4)$% at the Tevatron Run II (%$p\bar p$% collisions at 1.96 TeV) and the LHC (%$pp$% collisions at 14 TeV).
     27Use MadGraph/MadEvent to obtain the relative contribution of $gg,qg+\bar q g,qq+q\bar q$ initial states to the jet $E_T$ distribution as function of the $E_T$ $(10<E_T<E_{\rm max}/4)$ at the Tevatron Run II ($p\bar p$ collisions at 1.96 TeV) and the LHC ($pp$ collisions at 14 TeV).
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