While usual gapless points that are not geometrically defective i.e. Dirac points (Left column) possess only eigenvalues within [0, 1] (Bottom Left), defective exceptional points (Right column) also ...
In a study published in Physical Review Letters, physicists have demonstrated that black holes satisfy the third law of thermodynamics, which states that entropy remains positive and vanishes at ...
This figure shows that for the superposition state of many EPL, they represent an anisotropic measurement characteristic depending on the long axis and short axis of the corresponding ellipse. The ...
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