视频如下:

 INVENTOR BUILDS Breakthrough MOTOR – IS it REAL!? – YouTube

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Focused Energy has designed a halbach array coiled motor. It potentially be could one of the lightest, more powerful electric motors. But taking it one step further, can we actually build a magnet free motor? Sources & Credits:    • Focused Magnetics (Pure Halbach Array…      • 3d-printed Halbach Motor – Building I…      • What is a SYNCHRONOUS MOTOR and how d…      • Why is electric motor efficiency so i…      • 【TOSHIBA】Superconducting Motor Techno…      • Magnet Free Motor By Mahle | Magnet F…      • EVSys800  – a remarkably compact, mod…