Optically Gated Terahertz-Field-Driven Switching of Antiferromagnetic <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" overflow="scroll"><mml:mrow><mml:mi>Cu</mml:mi><mml:mi>Mn</mml:mi><mml:mi>As</mml:mi></mml:mrow></mml:math>
Physical review applied