A new method in electron microscopy enables sub-20-picometer targeting of individual atoms without prior exposure, opening ...

PMSM vector control system is widely used in servo systems and speed regulating systems. In this paper, the application problems of PMSM vector control system are discussed. The AC parameters in the ...

In this paper, a novel design method of the non-reciprocal reconfigurable meta-atom is introduced to realize the independent manipulations of transmitting and receiving (T/R) chains in the same ...