Ultrasensitive 3He magnetometer for measurements of high magnetic fields Anna Nikiel, Peter Blümler, Werner Heil, Manfred Hehn, Sergej Karpuk, Andreas Maul, Ernst Otten, Laura M. Schreiber and Maxim Terekhov Eur. Phys. J. D, 68 11 (2014) 330 Published online: 03 November 2014 DOI: 10.1140/epjd/e2014-50401-3