MadGraph Amplitude Calculator

Purpose

Provides expert guidance on MadGraph matrix element calculations for BSM physics, including UFO model import, NLO calculations, and shower matching.

Capabilities

• UFO model import and validation
• Process generation and optimization
• NLO calculation setup
• Parton-level event generation
• Shower matching with Pythia/Herwig
• Cross-section extraction with uncertainties

Usage Guidelines

1. Model Import: Import UFO models for BSM physics
2. Process Generation: Generate matrix elements for desired processes
3. NLO Corrections: Configure NLO calculations when needed
4. Matching: Set up shower matching for hadronization
5. Uncertainties: Evaluate scale and PDF uncertainties

Tools/Libraries

• MadGraph5_aMC@NLO
• UFO models
• FeynRules