Instability

Analytical framework for two-dimensional active crystals reveals exact correlations, universal entropy production, and mechanical instability thresholds within the harmonic approximation.

Simulations reveal two distinct regimes in transrelativistic shocks where competing plasma instabilities produce dramatically different particle acceleration efficiencies for ions and electrons.

Time-varying VARMA framework for macroeconomic forecasting in Nigeria addresses parameter instability from external shocks using state-space estimation with Kalman filtering.

Investigate transverse mode instability in high-power Yb-doped fiber amplifiers using a three-layer optical-thermal model with stimulated thermal Rayleigh scattering analysis.