Recent progress in utilizing ultrafast light-matter interaction to control the macroscopic
properties of quantum materials is reviewed. Particular emphasis is placed on photoinduced …

In the last two decades non-equilibrium spectroscopies have evolved from avant-garde
studies to crucial tools for expanding our understanding of the physics of strongly correlated …

The combination of nontrivial band topology and symmetry-breaking phases gives rise to
novel quantum states and phenomena such as topological superconductivity, quantum …

X-ray techniques have been used for more than a century to study the atomic and electronic
structure in practically any type of material. The advent of correlated electron systems, in …

Stimulation with ultrafast light pulses can realize and manipulate states of matter with
emergent structural, electronic and magnetic phenomena. However, these non-equilibrium …

The presence of different electronic orders other than superconductivity populating the
phase diagram of cuprates suggests that they might be the key to disclose the mysteries of …

The electron–phonon interaction is a major factor influencing the competition between
collective instabilities in correlated-electron materials, but its role in driving high-temperature …

The simultaneous ordering of different degrees of freedom in complex materials undergoing
spontaneous symmetry-breaking transitions often involves intricate couplings that have …

Charge density waves are wave-like modulations of a material's electron density that display
collective amplitude and phase dynamics. The interaction with atomic impurities induces …

The identity of the fundamental broken symmetry (if any) in the underdoped cuprates is
unresolved. However, evidence has been accumulating that this state may be an …