Third harmonic cavity design and RF measurements for the Frascati<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi mathvariant="normal">D</mml:mi><mml:mi mathvariant="normal">A</mml:mi><mml:mi>Φ</mml:mi><mml:mi mathvariant="normal">N</mml:mi><mml:mi mathvariant="normal">E</mml:mi></mml:math>collider
Physical review special topics. Accelerators and beams