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Earth's last magnetic field reversal took far longer than once thought（图）
Earth magnetic field reversal took longer once thought
2019/10/21
Earth's magnetic field seems steady and true -- reliable enough to navigate by. Yet, largely hidden from daily life, the field drifts, waxes and wanes.The magnetic North Pole is currently shifting tow...
Time-Reversal Symmetry in Non-Hermitian Systems
Time-Reversal Symmetry Non-Hermitian Systems Statistical Mechanics
2011/7/27
Time-Reversal Symmetry in Non-Hermitian Systems.
Chaotic instantons and enhancement of tunneling in kicked double-well system with time-reversal symmetry
time-reversal symmetry Chaotic instantons dynamical tunneling
2010/4/2
Chaotic instanton approach is used to describe dynamical tunneling in kicked double well system. Effective Hamiltonian for the kicked system is obtained using matrix expansion formula for operator exp...
Current Reversal Due to Coupling Between Asymmetrical Driving
Force and Ratchet Potential
current reversal correlation ratchet competition
2007/8/15
2006Vol.45No.4pp.637-640DOI:
Current Reversal Due to Coupling Between Asymmetrical Driving
Force and Ratchet Potential
AI Bao-Quan,1 XIE Hui-Zhang,2 and LIU Liang-Gang3
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