FrameCalc
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All suites

Particle physics

Resonances, cross sections, and collider kinematics

Breit–Wigner

Resonance lineshape

Luminosity & rate

R = Lσ

Lifetime & cτ

Lab flight distance

Partonic √ŝ

x1 x2 s estimator

Rapidity & η

y, η, pT conversions

σ unit converter

nb, pb, fb, GeV⁻²

Collider boost

Beam β*, γ*

2-body phase space

p* and Ω factors

Toy PDF moments

⟨x⟩, valence-like shape

FrameCalc

Refuse a wrong number. Software revenue funds independent IEC / fusor diagnostics and computation. The physics stays free; paid seats buy artifacts you can hand in.

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