Magnetically driven electronic phase separation in the semimetallic ferromagnet EuB<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msub><mml:mrow /><mml:mn>6</mml:mn></mml:msub></mml:math>
Physical review. B, Condensed matter and materials physics