Exact solution for specific mass ratios in 1D alternating-mass elastic chain shows ballistic shock-front motion via staggered triplet dynamics instead of hydrodynamic scaling.
Then A := A1A0 = θ 1 − θ 0 − θ(1 + θ) θ2 1 + θ 1 − θ2 − θ(1 − θ) θ (16) 8 describes the complete round of collisions
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Staggering domino-like blast front motion in a one-dimensional cold gas
Exact solution for specific mass ratios in 1D alternating-mass elastic chain shows ballistic shock-front motion via staggered triplet dynamics instead of hydrodynamic scaling.