Unrestricted Hartree-Fock Analysis of Sr$_{3-x}$Ca$_x$Ru$_2$O$_7$

Unrestricted Hartree-Fock for Quantum Dots

Unrestricted slave-boson mean-field approximation for the two-dimensional Hubbard model

Unscreened Coulomb repulsion in the one dimensional electron gas

Unscreened Hartree-Fock calculations for metallic Fe, Co, Ni, and Cu from ab-initio Hamiltonians

Unstable Shastry-Sutherland phase in Ce$_{2}$Pd$_{2}$Sn

Unusual behaviors in the transport properties of REFe$_{4}$P$_{12}$ (RE: La, Ce, Pr, and Nd)

Unusual charge transport and spin response of doped bilayer triangular antiferromagnets

Unusual Coupling Between Field-induced Spin Fluctuations and Spin Density Wave in Intermetallic CeAg2Ge2

Unusual doping and temperature dependence of photoemission spectra from manganites

Unusual electron correlations in NaxCoO2 due to the spin-state quasidegeneracy of cobalt ions

Unusual electron-doping effects in Sr$_{2-x}$La$_x$FeMoO$_6$ observed by photoemission spectroscopy

Unusual Exchange Bias Associated with Phase Separation in Perovskite Cobaltites

Unusual ferromagnetic superexchange in CdVO3: The role of Cd

Unusual ferromagnetism in nanoparticles of doped oxides and manganites

Unusual field dependence of remanent magnetization in granular CrO2: possible role of piezomagnetism

Unusual Field-Insensitive Phase Transition and Kondo Behavior in SmTi$_2$Al$_{20}$

Unusual giant magnetostriction in the ferrimagnet Gd$_{2/3}$Ca$_{1/3}$MnO$_3$

Unusual Ground State Properties of the Kondo-Lattice Compound Yb2Ir3Ge5

Unusual Hall Effect Anomaly in MnSi Under Pressure