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Nonreciprocal stiffness and damping decouple wave control in elastic lattices
Nonreciprocal elastic lattices with engineered damping enable decoupled control of wave amplification and propagation, allowing independent tuning of temporal growth and velocity characteristics.
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Dynamic energy differs between two low-frequency oscillation mechanisms
Analyze low-frequency oscillations in power grids using dynamic energy methods. Distinguish negative damping from forced disturbances and localize sources via Energy Slope Ratio metric.
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Oscillatory near-barrier proton capture observed in 20O
Observation of oscillatory behavior in the 20O + 1H capture excitation function reveals quasi-bound states in 21F with vibrational character coupled to the 2+ state of 20O.
