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Quantum Monte Carlo methods have proved very valuable to study the structure and reactions of light nuclei and nucleonic matter… Expand Quantum impurity models describe an atom or molecule embedded in a host material with which it can exchange electrons. They are… Expand We describe QWalk, a new computational package capable of performing quantum Monte Carlo electronic structure calculations for… Expand We generalized the recently introduced impurity solver P. Werner et al., Phys. Rev. Lett. 97, 076405 2006 based on the… Expand Uniform neutron matter is approximated by a cubic box containing a finite number of neutrons, with periodic boundary conditions… Expand ▪ Abstract Accurate quantum Monte Carlo calculations of ground states and low-lying excited states of light p-shell nuclei are… Expand Preface 1. Introduction 2. Some necessary background 3. Simple sampling Monte Carlo methods 4. Importance sampling Monte Carlo… Expand We report quantum Monte Carlo calculations of ground and low-lying excited states for A=8 nuclei using a realistic Hamiltonian… Expand Preface. 1. Basics, Quantum Monte Carlo and Statistical Mechanics M.P. Nightingale. 2. Stochastic Diagonalization H. de Raedt, et… Expand We use the variance minimization method to determine accurate wave functions for first‐row homonuclear diatomic molecules. The… Expand