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Standard Model at the LHC (Lecture 2: Particle Detectors) M. Schott ...

Standard Model at the LHC (Lecture 2: Particle Detectors) M. Schott ...

Standard Model at the LHC (Lecture 2: Particle Detectors) M. Schott ...

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Introduction The <strong>LHC</strong> <strong>Particle</strong>/M<strong>at</strong>ter Interactions Momentum Measurement Energy Measurement <strong>LHC</strong> <strong>Detectors</strong><br />

Electrons and Positrons (1/2)<br />

So far: heavy particles which ionize m<strong>at</strong>ter (<strong>at</strong>oms). We need<br />

some modific<strong>at</strong>ions for electrons and positrons<br />

Mass of impact-partners is <strong>the</strong> same<br />

Impact-partners cannot be distinguished<br />

Annhili<strong>at</strong>ion process (e + e − → 2γ)<br />

Bremsstrahlung<br />

Domin<strong>at</strong>ing process when energies are E ≫ 10MeV , i.e. <strong>at</strong> <strong>the</strong><br />

<strong>LHC</strong>

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