Similar glassy features in the NMR response of pure and disordered La1.88Sr0.12CuO4 (2008)
Mitrovic, V. F., Julien, M. -H., De Vaulx, C., Horvatic, M., Berthier, C., Suzuki, T., ...
High Tc superconductivity in La2-xSrxCuO4 coexists with (striped and glassy) magnetic order. Here, we report NMR measurements of the 139La spin-lattice relaxation, which displays a...
Giant Carrier Mobility in Single Crystals of FeSb2 (2008)
Hu, Rongwei, Mitrovic, V. F., Petrovic, C.
We report the giant carrier mobility in single crystals of FeSb2. Nonlinear field dependence of Hall resistivity is well described with the two-carrier model. Maximum mobility values in high mobility...
Composition and field tuned magnetism and superconductivity in Nd1-xCexCoIn5 (2008)
Hu, Rongwei, Lee, Y., Hudis, J., Mitrovic, V. F., Petrovic, C.
The Nd1-xCexCoIn5 alloys evolve from local moment magnetism (x = 0) to heavy fermion superconductivity (x =1). Magnetic order is observed over a broad range of x. For a substantial range of x (0.83
Anisotropy of Electrical Transport and Superconductivity in Metal Chains of Nb2Se3 (2008)
Hu, Rongwei, Lauritch-Kullas, K., Brian, J. O, Mitrovic, V. F., Petrovic, C.
In this work we have shown bulk superconductivity and studied the anisotropy in both the normal and superconducting states in quasi-1D conductor Nb2Se3. Electron - electron Umklapp scattering...
Weak Ferromagnetism in Fe1-xCoxSb2 (2008)
Hu, Rongwei, Hermann, R. P., Grandjean, F., Lee, Y., Warren, J. B., Mitrovic, V. F., ...
Weak ferromagnetism in Fe1-xCoxSb2 is studied by magnetization and Mossbauer measurements. A small spontaneous magnetic moment of the order of 10^-3 uB appears along the b-axis for 0.2
Anisotropy in magnetic and transport properties of Fe1-xCoxSb2 (2008)
Hu, Rongwei, Mitrovic, V. F., Petrovic, C.
Anisotropic magnetic and electronic transport measurements were carried out on large single crystals of Fe1-xCoxSb2 (0
Anisotropy in the magnetic and electrical transport properties of Fe1-xCrxSb2 (2008)
Hu, Rongwei, Mitrovic, V. F., Petrovic, C.
We have investigated anisotropy in magnetic and electrical transport properties of Fe1-xCrxSb2 (0
Colossal Positive Magnetoresistance in a Doped Nearly Magnetic Semiconductor (2008)
Hu, Rongwei, Thomas, K. J., Lee, Y., Vogt, T., Choi, E. S., Mitrovic, V. F., ...
We report on a positive colossal magnetoresistance (MR) induced by metallization of FeSb$_{2}$, a nearly magnetic or "Kondo" semiconductor with 3d ions. We discuss contribution of orbital MR and...
Two-dimensional Vortices in Superconductors (2007)
Chen, Bo, Halperin, W. P., Guptasarma, Prasenjit, Hinks, D. G., Mitrovic, V. F., Reyes, A. P., ...
Superconductors have two key characteristics. They expel magnetic field and they conduct electrical current with zero resistance. However, both properties are compromised in high magnetic fields...
Anisotropy and Penetration Depth of MgB$_{2}$ from ${}^{11}$B NMR (2006)
Chen, Bo, Sengupta, Pratim, Halperin, W. P., Sigmund, E. E., Mitrovic, V. F., Lee, M. H., ...
The ${}^{11}$B NMR spectra in polycrystalline MgB$_2$ were measured for several magnetic fields (1.97 T and 3.15 T) as a function of temperature from 5 K to 40 K. The composite spectra in the...
Magnetocaloric Studies of the Peak Effect in Nb (2006)
Daniilidis, N. D., Dimitrov, I. K., Mitrovic, V. F., Elbaum, C., Ling, X. S.
We report a magnetocaloric study of the peak effect and Bragg glass transition in a Nb single crystal. The thermomagnetic effects due to vortex flow into and out of the sample are measured. The...
Observation of Spin Susceptibility Enhancement in the Possible FFLO State in CeCoIn$_5$ (2006)
Mitrovic, V. F., Horvatic, M., Berthier, C., Knebel, G., Lapertot, G., Flouquet, J.
We report $^{115}$In nuclear magnetic resonance (NMR) measurements of the heavy-fermion superconductor CeCoIn$_5$ in the vicinity of the superconducting critical field $H_{c2}$ for a magnetic field...