Variational approach for the electronic structure calculation on the second-order reduced density matrices and the $N$-representability problem

Variational approach to the excitonic phase transition in graphene

Variational Approach to the Spin-boson Model With a Sub-Ohmic Bath

Variational approach to transport in quantum dots

Variational bounds on the ground-state energy of three electrons and one hole in two-dimension

Variational cluster approach to correlated electron systems in low dimensions

Variational cluster approach to ferromagnetism in infinite dimensions and in one-dimensional chains

Variational cluster approach to spontaneous symmetry breaking: The itinerant antiferromagnet in two dimensions

Variational cluster approach to the Hubbard model: Phase-separation tendency and finite-size effects

Variational cluster approach to the single impurity Anderson model

Variational description of Mott insulators

Variational description of the dimensional cross-over in the array of coupled one-dimensional conductors

Variational ground states of the two-dimensional Hubbard model

Variational local moment approach: from Kondo effect to Mott transition in correlated electron systems

Variational matrix product state approach to quantum impurity models

Variational Mean Field approach to the Double Exchange Model

Variational Monte Carlo for spin-orbit interacting systems

Variational Monte Carlo Method Combined with Quantum-Number Projection and Multi-Variable Optimization

Variational Monte Carlo studies of attractive Hubbard model I

Variational Monte Carlo Study of a Spinless Fermion t-V Model on a Triangular Lattice: Formation of a Pinball Liquid