Oxygen nonstoichiometry and actual Co valence in Na_xCoO_2-δKARPPINEN, Maarit; ASAKO, Isao; MOTOHASHI, Teruki et al.Physical review B. Condensed matter and materials physics. 2005, Vol 71, Num 9, pp 092105.1-092105.4, issn 1098-0121Article

Optical properties and correlation effects in Na_xCoO₂JOHANNES, M. D; MAZIN, I. I; SINGH, D. J et al.Physical review B. Condensed matter and materials physics. 2005, Vol 71, Num 20, pp 205103.1-205103.6, issn 1098-0121Article

A novel route to phase formation of superconductive cobalt oxyhydrates using KMnO₄ as an oxidizing agentLIU, C.-J; LIAO, C.-Y; HUANG, L.-C et al.Physica. C. Superconductivity. 2004, Vol 416, Num 1-2, pp 43-46, issn 0921-4534, 4 p.Article

Dielectric behaviour and AC conductivity of sodium borate glass containing CoOEL-DESOKY, M. M.The Journal of physics and chemistry of solids. 1998, Vol 59, Num 9, pp 1659-1666, issn 0022-3697Article

¹⁷O NMR studies of a triangular-lattice superconductor Na_xCoO₂ yH₂ONING, F. L; IMAI, T.Physical review letters. 2005, Vol 94, Num 22, pp 227004.1-227004.4, issn 0031-9007Article

Raman spectroscopy study of Na_xCoO₂ and superconducting Na_xCoO₂.yH₂OSHI, Y. G; LIU, Y. L; YANG, H. X et al.Physical review B. Condensed matter and materials physics. 2004, Vol 70, Num 5, pp 052502.1-052502.4, issn 1098-0121Article

Magnetic anomalies in Na_xCoO₂ (x = 0.75)TAKEUCHI, T; MATOBA, M; AHAREN, T et al.Physica. B, Condensed matter. 2002, Vol 312-13, pp 719-720, issn 0921-4526Conference Paper

The effect of ion substitution in sodium-conducting solid electrolytes on the reversibility of the electrode-solid electrolyte interfaceBUKUN, N. G; MOSKVINA, E. I.Solid state ionics. 1996, Vol 86-88, pp 107-111, issn 0167-2738, 1Conference Paper

Theoretical analysis on the multi-orbital model for the superconductivity in Na_xCoO₂YANASE, Youichi; MOCHIZUKI, Masahito; OGATA, Masao et al.Physica. B, Condensed matter. 2005, Vol 359-61, pp 1351-1353, issn 0921-4526, 3 p.Conference Paper

Bulk electronic structure of Na_0.35CoO₂.1.3H₂OCHAINANI, A; YOKOYA, T; MIWA, D et al.Physical review B. Condensed matter and materials physics. 2004, Vol 69, Num 18, pp 180508.1-180508.4, issn 1098-0121Article

Effects of local oxygen distortions on the electronic structure of Na_xCoO₂JUN NI; ZHANG, Guang-Ming.Physical review B. Condensed matter and materials physics. 2004, Vol 69, Num 21, pp 214503.1-214503.5, issn 1098-0121Article

Superconductivity of a hydrous sodium cobalt oxideTAKADA, Kazunori; SAKURAI, Hiroya; TAKAYAMA-MUROMACHI, Eiji et al.Physica. C. Superconductivity. 2004, Vol 408-10, pp 165-168, issn 0921-4534, 4 p.Conference Paper

Tunneling effect in triangular lattice superconductor Na_xCoO₂ASANO, Y; TANAKA, Y; KUROKI, K et al.Physica. C. Superconductivity. 2004, Vol 412-14, pp 187-191, issn 0921-4534, 5 p., 1Conference Paper

Sodium and oxygen nonstoichiometry and thermoelectric properties of Na_xCoO_2+δMOTOHASHI, T; KARPPINEN, M; YAMAUCHI, H et al.Oxide thermoelectrics. 2002, pp 73-81, isbn 81-7736-100-7, 9 p.Book Chapter

Synthesis and structural characterization of (Na₂CoP₂O₇)₂ crystalLOKANATH, N. K; SRIDHAR, M. A; SHASHIDHARA PRASAD, J et al.Journal of materials science letters. 1999, Vol 18, Num 21, pp 1723-1726, issn 0261-8028Article

Charge disproportionation and spin ordering tendencies in Na_xCoO₂LEE, K.-W; KUNES, J; PICKETT, W. E et al.Physical review B. Condensed matter and materials physics. 2004, Vol 70, Num 4, pp 045104.1-045104.9, issn 1098-0121Article

Fermi surface and quasiparticle dynamics of Na_0.7CoO₂ investigated by angle-resolved photoemission spectroscopyHASAN, M. Z; CHUANG, Y-D; HUSSAIN, Z et al.Physical review letters. 2004, Vol 92, Num 24, pp 246402.1-246402.4, issn 0031-9007Article

Possible effects of charge frustration in Na_xCoO₂: Bandwidth suppression, charge orders, and resurrected resonating valence bond superconductivityMOTRUNICH, O. I; LEE, Patrick A.Physical review B. Condensed matter and materials physics. 2004, Vol 69, Num 21, pp 214516.1-214516.14, issn 1098-0121Article

Superconductivity in Na_xCoO₂.yH₂O: Protection of a d₁+id₂ state by spin-charge separationDEBANAND SA; SARDAR, Manas; BASKARAN, G et al.Physical review B. Condensed matter and materials physics. 2004, Vol 70, Num 10, pp 104505.1-104505.5, issn 1098-0121Article

Influences of interlayer distance and cobalt oxidation state on superconductivity of Na_xCoO₂TAKADA, Kazunori; SAKURAI, Hiroya; TAKAYAMA-MUROMACHI, Eiji et al.Physica. C. Superconductivity. 2004, Vol 412-14, pp 14-20, issn 0921-4534, 7 p., 1Conference Paper

Spin entropy as the likely source of enhanced thermopower in Na_xCo₂O₄YAYU WANG; ROGADO, Nyrissa S; CAVA, R. J et al.Nature (London). 2003, Vol 423, Num 6938, pp 425-428, issn 0028-0836, 4 p.Article

The thermopower of superconducting Na_xCoO₂.γH₂O; evidence for conduction in a very narrow bandFISHER, B; CHASHKA, K. B; PATLAGAN, L et al.Journal of physics. Condensed matter (Print). 2003, Vol 15, Num 37, pp L571-L577, issn 0953-8984Article

Refinement of the structure of Na_0.74CoO₂ using neutron powder diffractionBALSYS, R. J; DAVIS, R. L.Solid state ionics. 1997, Vol 93, Num 3-4, pp 279-282, issn 0167-2738Article

A new sodium cobaltophosphate with a tunnel structure, ionic conductorBAIES, R; PEREZ, O; CAIGNAERT, V et al.Journal of material chemistry. 2006, Vol 16, Num 25, pp 2434-2438, issn 0959-9428, 5 p.Article

ARPES on Na_0.6CoO₂: Fermi surface and unusual band dispersionYANG, H.-B; WANG, S.-C; SALES, B. C et al.Physical review letters. 2004, Vol 92, Num 24, pp 246403.1-246403.4, issn 0031-9007Article