Boltzmann-Loschmidt dispute reloaded quantum 150 years later
by L.Ermann, A.D.Chepelianskii, D.L.Shepelyansky,
https://arxiv.org/abs/2604.04879[cond-mat.stat-mech]
(arXiv 6 April 2026)






Time ecolution of classical (bottom line) and quantum (top line) probability distributions of cold atoms in harmonic oscillator trap and kicked optical lattice (x-axis is momentum, y-axis is coordinate), time reversal is done after 30 kicks, t=0, 30, 60 (left to right), K=3

      
Article download (April 2026) (arXiv); published (here)
Time reversal of classical evolution at tr=30, here K=3, noise amplitude eps=0.001, supmatvideo1 (here)
Time reversal of quantum evolution at tr=30, here K=3, hbar=1, noise amplitude eps_q=0.1, supmatvideo2 (here)
Time reversal of classical evolution at tr=30, here K=3, eps=0, no noise, 1E+6 trajectories (here)
Time reversal of quantum evolution at tr=30, here K=3, hbar=1, eps_q=0, no noise (here)
Time reversal of classical evolution at tr=30, here K=8, eps=0, no noise, 1E+6 trajectories (here)
Time reversal of quantum evolution at tr=30, here K=8, hbar=1, eps_q=0, no noise (here)
Time reversal of quantum evolution at tr=30, here K=8, hbar=1, eps_q=0.1, 1 noise realisation (here)
Classical and quantum time evolution on first 6 iterations (kicks) at K=2 (here), K=3 (here), K=4 (here), hbar=1

This webpage is created at April 6, 2026 and is maintained
by L.Ermann, A.D.Chepelianskii, D.L.Shepelyansky