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

An overview of both experimental and theoretical results in the field of resonant scattering of
tunable soft and hard x-ray radiation is presented, with a main focus on the closely related …

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 …

Understanding quantum materials—solids in which interactions among constituent electrons
yield a great variety of novel emergent quantum phenomena—is a forefront challenge in …

Ultrafast optical pulses are an increasingly important tool for controlling quantum materials
and triggering novel photo-induced phase transitions. Understanding these dynamic …

Copper oxide high-TC superconductors possess a number of exotic orders that coexist with
or are proximal to superconductivity. Quantum fluctuations associated with these orders may …

Superconductivity and charge density waves (CDWs) are competitive, yet coexisting, orders
in cuprate superconductors. To understand their microscopic interdependence, a probe …

Quantum phase transitions play an important role in sha** the phase diagram of high-
temperature cuprate superconductors. These cuprates possess intertwined orders which …

Upon excitation by a laser pulse, broken-symmetry phases of a wide variety of solids
demonstrate similar order parameter dynamics characterized by a dramatic slowing down of …

Engineering novel states of matter with light is at the forefront of materials research. An
intensely studied direction is to realize broken-symmetry phases that are “hidden” under …