Change of the vortex core structure in two-band superconductors at the impurity-scattering-driven <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>s</mml:mi><mml:mo>±</mml:mo></mml:msub><mml:mo>/</mml:mo><mml:msub><mml:mi>s</mml:mi><mml:mrow><mml:mo>+</mml:mo><mml:mo>+</mml:mo></mml:mrow></mml:msub></mml:math> crossover
Physical review. B./Physical review. B