some homework. at first they believed that the EM was quantum tunneling out, but that has been revoked. Microwave cavity design work has been going on for a while, to use water as steam thrusters for attitude control.
http://emdrive.com/faq.html
http://emdrive.com/theory.html
https://en.wikipedia.org/wiki/RF_resonant_cavity_thruster
some homework. at first they believed that the EM was quantum tunneling out, but that has been revoked. Microwave cavity design work has been going on for a while, to use water as steam thrusters for attitude control.
http://emdrive.com/faq.html
http://emdrive.com/theory.html
https://en.wikipedia.org/wiki/RF_resonant_cavity_thruster