Bo Feng

3 Questions 4 Answers 0 Followers

Questions related from Bo Feng

Can the magnetic Barkhausen effect occur under square wave excitation?

I've read some papers on magnetic Barkhausen effect. In all these papers, low frequency sine wave or triangular wave is used as excitation. Can magnetic Barkhausen effect occur under square wave...

01 January 2015 3,058 3 View

How can one measure the magnetic flux density B at a single point inside a steel rod?

If we want to measure the magnetic flux density B at some point in the air, we can simply put a magnetic field sensor (Hall element, magneto resistor, et al) at that position. However we cannot...

11 November 2014 6,067 8 View

How can one separate the eddy current effect and the magnetic after-effect in a ferromagnetic conductor?

When a ferromagnetic conductor, such as carbon steel, experiences a sudden change of external magnetic field, the magnetization of the material does not follow the external magnetic field...

12 December 2013 6,979 9 View