Yigitcan Eryaman1, Volkan Acikel1,
Esra Abaci Turk1, Nikolay Vladimirovic Viskusenko1,
this work it is shown that a helical lead experiences a linear phase electric
field variation in a typical quadrature birdcage coil. It is demonstrated
that the effect of linear phase excitation maximizes heating at one tip and
minimizes the heating at the other one.