%0 conference poster %@ %A Wiese, B., Tolnai, D., Mendis, C.L., Szakacs, G., Stark, A., Schell, N., Reichel, H.-P., Kainer, K.U., Hort, N. %D 2015 %J DESY Photon Science UsersĀ“ Meeting 2015 %T In situ diffraction of CaO dissolution during melting and solidification of a Mg-20CaO alloy %U %X