Phase diagram and vortex properties of a <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi mathvariant="script">PT</mml:mi></mml:mrow></mml:math> -symmetric non-Hermitian two-component superfluid
Physical review. D/Physical review. D.