Optimized flux single-crystal growth of the quantum spin liquid candidate NdTa${}_7$O${}_{19}$ and other rare-earth heptatantalates, ErTa${}_7$O${}_{19}$ and GdTa${}_7$O${}_{19}$

Lia Šibav, Matic Lozinšek, Zvonko Jagličić +4

Single crystals are essential for characterizing a wide range of magnetic states, including exotic ones such as quantum spin liquids. This study reports a flux method for growing s…