MV/m\text{MV/m}

megavolt per meter

Electric field strengthexact by definition

One megavolt per metre, equal to 1,000,000 V/m exactly and identical in size to one kilovolt per millimetre. It is the unit of accelerator gradients, laser-induced fields and high-power pulsed work.

Watch out: Dry air breaks down at roughly 3 MV/m at sea level, so any sustained field quoted above a few MV/m implies a vacuum, a compressed gas, oil or a solid dielectric — never open air.

1 MV/m\text{MV/m} 1,000,000 V/m\text{V/m}

One megavolt per meter in every electric field strength unit

1,000,000volt per meter (V/m)
1,000,000newton per coulomb (N/C)
10,000volt per centimeter (V/cm)
1,000kilovolt per meter (kV/m)
1,000volt per millimeter (V/mm)
1kilovolt per millimeter (kV/mm)
1megavolt per meter (MV/m)this unit
25.4volt per mil (V/mil)
0.0254kilovolt per mil (kV/mil)