Metastable phases Calculations 1 Complex hierarchy 1 Crystal lattices 1 Driving field 1 Electric conductivity 1 Electrical conductivity 1 Electrical transport properties 1 First principle calculations 1 First-principle study 1 Generalisation 1 Glassy dynamics 1 Kinetically constrained models 1 Lattice thermal conductivity 1 Lows-temperatures 1 Meta-stable state 1 Metastabilities 1 Metastable phase 1 Metastables 1 Modeling features 1 Open quantum systems 1 Phonon scattering 1 Phonons 1 Quantum optics 1 Silicon compounds 1 Statistical mechanics 1 Temperature 1 Thermal and electrical transport 1 Thermal conductivity 1 Thermal transport properties 1