“Transport and thermodynamic properties of Sr3Ru2O7 near the quantum critical point”, Z.X. Zhou, S. McCall C.S. Alexander, J.E. Crow P. Schlottmann, A. Bianchi, C. Capan, R. Movshovich, K.H. Kim, M. Jaime, N. Harrison, M.K. Haas, R.J. Cava, and G. Cao Phys. Rev. B69 140409 (2004).

“Formation of transition metal boride and carbide perovskites related to superconducting MgCNi3”, R.E. Schaak, M. Avdeev, W.L. Lee, L.G. Lawes, H.W. Zandbergen, J.D. Jorgensen, N.P. Ong, A.P. Ramirez, and R.J. Cava, J. Sol. State Chem. 177 1244 (2004).

“Boron substitution in ternary metal phosphide superconductors”, R.E. Schaak and R.J. Cava, Mat. Res. Bull. 39 1231 (2004).

“Charge Ordering, Commensurability, and Metallicity in the Phase Diagram of Layered NaxCoO2” Maw Lin Foo, Yayu Wang, Satoshi Watauchi, H.W. Zandbergen, Tao He, R. J. Cava, and N. P. Ong, Phys. Rev. Lett. 92 247001 (2004).

“Low temperature phase transitions and crystal structure of Na0.5CoO2”, Q. Huang, M.L. Foo, J.W. Lynn, H.W. Zandbergen, G. Lawes, Yayu Wang, B.H. Toby, A.P. Ramirez, N.P. Ong, and R.J. Cava, J. Phys.: Condens. Matt. 16 5803 (2004).

“Electronic characterization of alkali ruthenium hollandites: KRu4O8, RbRu4O8 and Cs0.8Li0.2Ru4O8” M.L. Foo, Wei-Li Lee, T. Siegrist , G. Lawes, A.P. Ramirez, N.P. Ong, and R.J. Cava, Mat. Res. Bull. 39 1663 (2004).

“Fermi Surface and Quasiparticle Dynamics of Na0.7CoO2 Investigated by Angle-Resolved Photoemission Spectroscopy”, M. Z. Hasan, Y.-D. Chuang, D. Qian, Y. W. Li, Y. Kong, A. Kuprin, A. V. Fedorov, R. Kimmerling, E. Rotenberg, K. Rossnagel, Z. Hussain, H. Koh, N. S. Rogado, M. L. Foo, R. J. Cava, Phys. Rev. Lett. 92 246402 (2004).

“Dissipationless Anomalous Hall Current in the Ferromagnetic Spinel CuCr2Se4–xBrx”, Wei-Li Lee, Satoshi Watauchi, R. J. Cava and N. P. Ong, Science 303 1647 (2004).

“Possible singlet to triplet pairing transition in NaxCoO2H2O”, M. M. Maśka, M. Mierzejewski, B. Andrzejewski, M. L. Foo, R. J. Cava and T. Klimczuk, Phys. Rev. B 70 144516 (2004).

“Effect of Ru substitution for Ni on the superconductivity in MgCNi3-xRux”, T. Klimczuk, V. Gupta, G. Lawes, A.P. Ramirez and R.J. Cava, Phys. Rev. B 70 094511 (2004).

“The effect of Fe and Ru substitution on the superconductivity in MgCNi3”, T. Klimczuk and R. J. Cava, Sol. State Comm. 132 379 (2004).

“Sodium Ion Ordering in NaxCoO2”, M.L. Foo, Q. Xu, V. Kumar, R.J. Cava, H.W. Zandbergen, Phys. Rev. B 70 024101(2004).

“Synthesis and magnetic properties of (Ba,Bi)1.54Rh8O16 hollandite”, T. Klimczuk, Wei-Li Lee, H. W. Zandbergen and R. J. Cava, Mat. Res. Bull. 39 1671 (2004).

4“Specific heat study of the Na0.3CoO21.3H2O superconductor: influence of the complex chemistry”, B.G. Ueland, P. Schiffer, R.E. Schaak, M.L. Foo, V.L. Miller, and R.J. Cava, Physica C 402 27 (2004).

“Electronic Frustration on a Triangular Lattice”, N. P. Ong and R.J. Cava, Science 305 52 (2004).

“Pressure dependence of the superconducting transition temperature of MgCNi3”, G. Garbarino, M. Monteverde, M. Nunez-Regueiro, C. Acha, R. Weht, T. He, K.A. Regan, N. Rogado, M. Hayward, and R.J. Cava, Physica C: Superconductivity 408-10 754 (2004).

“Reply to “Comment on `Experimental determination of superconducting parameters for the intermetallic perovskite superconductor MgCNi3’””, Z. Q. Mao, M. M. Rosario, K. D. Nelson, K. Wu, I. G. Deac, P. Schiffer, Y. Liu, T. He, K. A. Regan, and R. J. Cava, Phys. Rev. B69 136502 (2004).

“Low Temperature Spin Freezing in Dy2Ti2O7 Spin Ice” J. Snyder, B. G. Ueland, J. S. Slusky, H. Karunadasa, R. J. Cava, and P. Schiffer, Phys. Rev. B 69 064414 (2004).

“MgB2 energy gap determination by scanning tunneling spectroscopy”, T.W. Heitmann, S.D. Bu, D.M. Kim, J.H. Choi, J. Giencke, C.B. Eom, K.A. Regan, N. Rogado, M.A. Hayward, T. He, J.S. Slusky, P. Khalifah, M. Haas, R.J. Cava, D.C. Larbalestier, and M.S. Rzchowski, Superconductor Science and Technology 17 237 Suppl. S (2004).

“Competing magnetic phases on a Kagome staircase” G. Lawes, M. Kenzelmann, N. Rogado, K. H. Kim, G. A. Jorge, R. J. Cava, A. Aharony, O. Entin-Wohlman, A. B. Harris, T. Yildirim, Q. Z. Huang, S. Park, C. Broholm, and A. P. Ramirez, Phys. Rev. Lett. 93 247201 (2004).

“Carbon isotope effect in superconducting MgCNi3”, T. Klimczuk and R.J. Cava, Phys. Rev. B 70 212514 (2004).

“Quantum and thermal spin relaxation in the diluted spin ice Dy2-xMxTi2O7 (M=Lu,Y)”, J. Snyder, B. G. Ueland, Ari Mizel, J. S. Slusky, H. Karunadasa, R. J. Cava, and P. Schiffer, Phys. Rev. B 70 184431 (2004).

“Coupling between electronic and structural degrees of freedom in the triangular lattice conductor NaxCoO2” Q. Huang, M.L. Foo, R.A. Pascal, J.W. Lynn, B.H. Toby, Tao He, H.W. Zandbergen, and R.J. Cava, Phys. Rev. B 70 184110 (2004).

“Schizophrenic electrons in ruthenium-based oxides”, R. J. Cava, Dalton Trans. 2979 (2004).

Solid State Chemistry Research Group