The ‘Higgs’ amplitude mode at the two-dimensional superfluid/Mott insulator transition - Endres, Manuel; Fukuhara, Takeshi; Pekker, David; Cheneau, Marc; Schauβ, Peter; Gross, Christian; Demler, Eugene; Kuhr, Stefan; Bloch, Immanuel (Nature (London), 2012)
Keywords: 639/766/419; 639/766/483; Amplitudes; Broken symmetry; Condensed Matter; Condensed matter: electronic structure, electrical, magnetic, and optical properties; Electron states; Exact sciences and technology; Excitation; Experiments; Field theory; Fluids; Gases; Higgs bosons; Humanities and Social Sciences; letter; Mathematical models; Metal-insulator transitions and other electronic transitions; Methods; multidisciplinary; Particle physics; Phase transitions; Physics; Quantum field theory; Quantum Gases; Relativity (Physics); Science; Science (multidisciplinary); Spectrum analysis; Spontaneous; Studies; Superfluidity; Symmetry; Theoretical analysis; Theory; Two dimensional; United States; Germany; Quantum phase transition; Weak interactions; Strong interactions; Mott insulating; Spontaneous symmetry breaking; Goldstone mode; Two dimensional model; Mott transition; Superfluidity; Soft modes