论文信息 - Bulk viscosity from Urca processes: <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>n</mml:mi><mml:mi>p</mml:mi><mml:mi>e</mml:mi><mml:mi>μ</mml:mi></mml:math> matter in the neutrino-transparent regime