![Surface crystallization of low thermal expansion Ba
<sub/>0.5</sub>
Sr
<sub/>0.5</sub>
Zn
<sub/>2</sub>
Si
<sub/>2</sub>
O
<sub/>7</sub>
from an 8 BaO·8 SrO·34 ZnO·50 SiO
<sub/>2</sub>
glass]()
Surface crystallization of low thermal expansion Ba
<sub/>0.5</sub>
Sr
<sub/>0.5</sub>
Zn
<sub/>2</sub>
Si
<sub/>2</sub>
O
<sub/>7</sub>
from an 8 BaO·8 SrO·34 ZnO·50 SiO
<sub/>2</sub>
glassKracker, Michael; Vladislavova, Liliya; Thieme, Christian; Zscheckel, Tilman; Thieme, Katrin; Höche, Thomas; Rüssel, Christian · RSC Adv. · 2017