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Electromagnetism & Electronics

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Electromagnetism & Electronics

Diamagnetism

A universal weak magnetic property of matter where applied magnetic fields induce opposing atomic orbital currents that weakly repel the…

χ_m < 0 (χ_m ~ -10⁻⁵) Dimensionless
Electromagnetism & Electronics

Displacement Current

A fictitious effective current term introduced by Maxwell to account for magnetic field generation by time-varying electric fields.

I_d = ε₀ (dΦ_E / dt) A (Amperes)