The muon Smasher's guide

Area of Science:

• Particle Physics
• High-Energy Physics
• Collider Physics

Background:

• Current particle colliders face limitations in energy and precision.
• The search for new physics beyond the Standard Model requires advanced experimental capabilities.

Purpose of the Study:

• To present a comprehensive physics case for a future high-energy muon collider.
• To explore collision energies from 1 to 100 TeV and various luminosities.
• To highlight the advantages of a muon collider over alternative proposals.

Main Methods:

• Leveraging the point-like nature of muons.
• Utilizing the electroweak radiation cloud surrounding the muon beam.
• Analyzing electroweak symmetry breaking, dark matter, and weak scale naturalness.
• Connecting with complementary experiments (electric dipole moments, flavor violation, gravitational waves).

Main Results:

• Muon colliders can blur the energy-precision dichotomy in new physics searches.
• Demonstrated applications to fundamental physics questions.
• Provided cross-section predictions for simplified models across center-of-mass energies.

Conclusions:

• A high-energy muon collider is a compelling next step for particle physics research.
• It offers a unique and powerful platform for exploring fundamental questions.
• Synergies with other experimental approaches will enhance discovery potential.