Quantum-mechanical phenomena underpin the behaviour of quantum materials at the microscopic level. The description of several essential properties of these materials …
Magnetic order typically emerges due to the short-range exchange interaction between the constituent electronic spins. Recent discoveries have found a crucial role for spin-phonon …
Anisotropy has been a key property employed in the design of optical components for hundreds of years. However, in recent years there has been growing interest in polaritons …
The ground-state properties and excitation energies of a quantum emitter can be modified in the ultrastrong coupling regime of cavity quantum electrodynamics (QED) where the light …
Y Ke, Z Song, QD Jiang - Physical Review Letters, 2023 - APS
A material with symmetry breaking inside can transmit the symmetry breaking to its vicinity by vacuum electromagnetic fluctuations. Here, we show that vacuum quantum fluctuations …
CJ Eckhardt, G Passetti, M Othman, C Karrasch… - Communications …, 2022 - nature.com
Recent experimental advances enable the manipulation of quantum matter by exploiting the quantum nature of light. However, paradigmatic exactly solvable models, such as the Dicke …
The interplay of light and matter gives rise to intriguing cooperative effects in quantum many- body systems. This is even true in thermal equilibrium, where the electromagnetic field can …
Harnessing the enhanced light-matter coupling and quantum vacuum fluctuations resulting from mode volume compression in optical cavities is a promising route towards …
Excitation and nonlinear control of lattice vibrations with light has become a powerful method to manipulate the properties of quantum materials out of equilibrium. Generalizing …