Helium usually reminds people of colorful gas balloons. However, helium is much more than the filling for these children’s treats. It also helps quantum physicists to study the most exotic and hidden ...

Standard time-marching compressible flow solvers used extensively in the aerospace industry cannot be applied incompressible flows, as the governing equations lack a time derivative in the continuity ...

Two-dimensional electrons in a magnetic field can form new states of matter characterized by topological properties and strong electronic correlations as displayed in the integer and fractional ...