Exploratory growth in the Li2MoO4-MoO3 system for the next crystal generation of heat-scintillation cryogenic bolometers

Matias Velázquez, Philippe Veber, Meryem Moutatouia, Pierre de Marcillac, Andrea Giuliani, Pia Loaiza, Dominique Denux, Rodolphe Decourt, Hassan El Hafid, Matthias Laubenstein, Stefanos Marnieros, Claudia Nones, Valentina Novati, Emiliano Olivieri, Denys V. Poda, Anastasiia S. Zolotarova

Headlights :

•Czochralski growth of a 230 g colourless, transparent and radiopure Li₂MoO₄ crystal.

•Dilatometric and lattice parameter thermal expansion cross-characterization of Li₂MoO₄ crystal up to 0.9 T_m.

•Elucidation of the melting behavior of the Li₄Mo₅O₁₇ crystals.

•Specific heat measurement and discovery of a phase transition in Li₄Mo₅O₁₇ crystals.

Publication available online here.