2004
Two-bandgap magneto-thermal conductivity of polycrystalline MgB2
Wu B, Yang D, Zeng W, Li S, Li B, Fan R, Chen X, Cao L, Ausloos M. Two-bandgap magneto-thermal conductivity of polycrystalline MgB2. Superconductor Science And Technology 2004, 17: 1458. DOI: 10.1088/0953-2048/17/12/017.Peer-Reviewed Original ResearchMagnetic fieldMagneto-thermal conductivitySuperconductivity of MgB2Thermal conductivityBand superconductorPolycrystalline MgB2Critical fieldSuperconducting MgB2MgB2Vortex coreField valuesLow-energy statesHigh fieldsVortex structuresRecent resultsTemperature dependenceConductivityFunction of temperatureFieldSuperconductorsSuperconductivityEnergy statesOrders of magnitudeQuasiparticlesLow temperature
2002
Thermopower and thermal conductivity of superconducting perovskite MgCNi3
Li S, Mo W, Yu M, Zheng W, Wang C, Xiong Y, Fan R, Yang H, Wu B, Cao L, Chen X. Thermopower and thermal conductivity of superconducting perovskite MgCNi3. Physical Review B 2002, 65: 064534. DOI: 10.1103/physrevb.65.064534.Peer-Reviewed Original ResearchThermal conductivityTotal thermal conductivityConductivityRoom temperatureNonlinear temperature dependencePerovskite MgCNi3Negative Hall coefficientThermopowerNegative thermopowerHall coefficientMagnetoresistanceTemperature dependenceElectronic contributionIntermetallicsLattice contributionMgB2Transverse magnetoresistanceResistivityTemperature
2001
Normal state resistivity, upper critical field, and Hall effect in superconducting perovskite MgCNi3
Li S, Fan R, Chen X, Wang C, Mo W, Ruan K, Xiong Y, Luo X, Zhang H, Li L, Sun Z, Cao L. Normal state resistivity, upper critical field, and Hall effect in superconducting perovskite MgCNi3. Physical Review B 2001, 64: 132505. DOI: 10.1103/physrevb.64.132505.Peer-Reviewed Original ResearchPerovskite MgCNi3Upper critical field Hc2Weak-coupling BCS theoryCritical field Hc2Upper critical fieldNormal state resistivityBloch-Grüneisen theoryField Hc2BCS theoryCritical fieldState resistivityHall coefficient RHElectron-phonon scatteringCoherence lengthMgCNi3Hall effectWhole temperature rangeElectron typeK. AboveTheoryCarrier densityMgB2Hc2Tc