Polarons are quasiparticles that easily form in polarizable materials due to the coupling of
excess electrons or holes with ionic vibrations. These quasiparticles manifest themselves in …

Studies of the electromagnetic response of various classes of correlated electron materials
including transition-metal oxides, organic and molecular conductors, intermetallic …

Lead halide perovskites show marked defect tolerance responsible for their excellent
optoelectronic properties. These properties might be explained by the formation of large …

Excitation localization involving dynamic nanoscale distortions is a central aspect of
photocatalysis, quantum materials and molecular optoelectronics. Experimental …

The development of halide perovskite semiconductors led to various technological
breakthroughs in optoelectronics, in particular in the areas of photovoltaics and light-emitting …

The properties of quantum materials are commonly tuned using experimental variables such
as pressure, magnetic field and doping. Here we explore a different approach using …

Doped SrTiO 3, one of the most dilute bulk systems to display superconductivity, is perhaps
the first example of an unconventional superconductor, as it does not fit into the standard …

It is remarkable how the Fröhlich polaron, one of the simplest examples of a Quantum Field
Theoretical problem, as it basically consists of a single fermion interacting with a scalar Bose …

Strontium titanate (SrTiO3) is the first and best known superconducting semiconductor. It
exhibits an extremely low carrier density threshold for superconductivity, and possesses a …

While basic features of polarons were well recognized a long time ago and have been
described in a number of review papers and textbooks, interest in the role of electron …