Giant forced magnetostriction in Tb0.2Gd0.8 single crystal Sergey Nikitin, Tatiana Ivanova, Alexey Zvonov, Krzysztof Rogacki, Yurii Koshkid'ko and Jacek Ćwik EPJ Web Conf., 185 (2018) 04015 Published online: 04 July 2018 DOI: 10.1051/epjconf/201818504015