Specific Heat of (Ca1-xSrx)3Ru2O7 Single Crystals (2006)
Varadarajan, V., Chikara, S., Durairaj, V., Lin, X. N., Cao, G., Brill, J. W.
We have measured the specific heat of crystals of (Ca1-xSrx)3Ru2O7 using ac- and relaxation-time calorimetry. Special emphasis was placed on the characterization of the Neel (TN=56 K) and structural...
Chikara, S., Durairaj, V., Song, W. H., Sun, Y. P., Lin, X. N., Douglass, A., ...
An investigation of La and Ca doped Sr4Ru3O10, featuring a coexistence of interlayer ferromagnetism and intralayer metamagnetism, is presented. La doping readily changes magnetism between...
Itinerant Ferromagnetism and Metamagnetism in Cr Doped Perovskite Ruthenates (2005)
Durairaj, V., Elhami, E., Chikara, S., Lin, X. N., Douglass, A., Schlottmann, G. Cao P., ...
We report results of structural, magnetic and transport properties of single crystal CaRu1-xCrxO3 (0≤x≤0.36) and SrRu1-xCrxO3 (0≤x≤0.30). Cr substitution as low as x=0.08...
Observation of oscillatory magnetoresistance periodic in 1/B and B in Ca3Ru2O7 (2005)
Durairaj, V., Lin, X. N., Zhou, Z. X., Chikara, S., Ehami, E., Douglass, A., ...
We report magnetoresistance oscillations in high magnetic fields, B, up to 45 T and over a wide range of temperature in the Mott-like system Ca3Ru2O7. For B rotating within the ac-plane, slow and...
Colossal Magnetoresistance by Avoiding a Ferromagnetic State in the Mott System Ca3Ru2O7 (2005)
Lin, X. N., Zhou, Z. X., Durairaj, V., Schlottmann, P., Cao, G.
Transport and magnetic studies of Ca3Ru2O7 for temperatures ranging from 0.4 K to 56 K and magnetic fields, B, up to 45 T leads to strikingly different behavior when the field is applied along the...
Thermal and Magnetic Properties of the Spin-Chain Material, Pr3RuO7 (2005)
Freamat, M., Lin, X. N., Durairaj, V., Chikara, S., Cao, G., Brill, J. W.
We present measurements of the magnetic moment and specific heat of single crystals of the spin-chain insulator, Pr3RuO7. The susceptibility indicates that three-dimensional antiferromagnetic order...
Cao, G., Chikara, S., Lin, X. N., Elhami, E., Durairaj, V., Schlottmann, P.
We report results of a magnetic and transport study of SrRu1-xMnxO3, i.e., Mn doped SrRuO3. The Mn doping drives the system from the itinerant ferromagnetic state (TC=165 K for x=0) through a quantum...
Cao, G., Lin, X. N., Balicas, L., Chikara, S., Crow, J. E., Schlottmann, P.
We report recent transport and thermodynamic experiments over a wide range of temperatures for the Mott-like system Ca3Ru2O7 at high magnetic fields, B, up to 30 T. This work reveals a rich and...
Specific Heat of Sr4Ru3O10 (2004)
Lin, X. N., Bondarenko, V. A., Cao, G., Brill, J. W.
We have measured the specific heat of single crystals of the triple-layer Ruddlesden-Popper material, Sr4Ru3O10, grown both in an image furnace and by flux-growth. The flux grown sample has a sharp...
Cao, G., Lin, X. N., Chikara, S., Durairaj, V., Elhami, E.
The 5d-electron based BaIrO3 is a nonmetallic weak ferromagnet with a Curie temperature at Tc=175 K. Its largely extended orbitals generate strong electron-lattice coupling, and magnetism and...
Cao, G., Song, W. H., Sun, Y. P., Lin, X. N., Crow, J. E.
Srn+1RunO3n+1 represents a class of layered materials whose physical properties are a strong function of the number of Ru-O layers per unit cell, n. This series includes the p-wave superconductor...
Cao, G., Balicas, L., Lin, X. N., Chikara, S., Duairaj, V., Elhami, E., ...
Ca3Ru2O7 with a Mott-like transition at 48 K features different in-plane anisotropies of magnetization and magnetoresistance. Applying magnetic field along the magnetic easy-axis precipitates a...