Figure 5. Using the Hall effect to measure the magnetic field of electromagnetic waves, this measurement should minimize the impact of electromagnetic field on the measurement. Therefore, it may be necessary to rotate the Hall effect magnetic field measuring instrument by 90 degrees

From

Experiment to Prove the Existence of the Advanced Wave and Experiment to Prove the Wrong Definition of Magnetic Field in Maxwell’s Theory

Shuang-ren Zhao

International Journal of Physics. 2023, 11(2), 73-80 doi:10.12691/ijp-11-2-3