Since 2020, aggregated from related topics

Quantum many-body systems refer to systems with a large number of quantum particles interacting with each other. These systems play a crucial role in various fields of physics, such as condensed matter physics, quantum chemistry, and quantum information science. The study of quantum many-body systems involves understanding how the complex interactions between particles give rise to emergent phenomena, such as superconductivity, magnetism, and quantum phase transitions. Researchers use theoretical and computational tools, such as quantum field theory, numerical simulations, and exact diagonalization, to study the properties and behavior of these systems. The ultimate goal is to develop a deeper understanding of the fundamental principles governing quantum many-body systems and harness them for new technological advances.