Suppression of muon relaxation in liquid 4He by an electric field
Eshchenko D. G. , Krasnoperov E. P., Barsov S. G., Getalov A. L. , Kuz'min L. A., Koptev V. P., Mikirtych'yants S. M., Shcherbakov G. V.
As the external electric field is increased to 700 V/cm, the damping of the muon precession in liquid helium disappears.