Recent Research Progresses:

　

Multiwalled Carbon Nanotubes:

• Linear conductance of multiwalled carbon nanotubes at high temperatures [pdf file]
• Tunneling into Multiwalled Carbon Nanotubes: Coulomb Blockade and the Fano Resonance [pdf file]
• Observation of a logarithmic temperature dependence of thermoelectric power in multiwall carbon nanotubes [pdf file]
• Consistent picture of electron strong correlation from magnetoresistance and tunneling conductance measurements in multiwall carbon nanotubes [pdf file]
• The unconventional electronic properties of multiwall carbon nanotubes [pdf file]
• Linear specific heat of multiwall carbon nanotubes [pdf file]
• Tensile tests of ropes of very long aligned multiwall carbon nanotubes [pdf file]

Two-dimensional Quasicrystals:

• Tunneling spectroscopy in AlNiCo decagonal quasicrystals [pdf file]
• Magnetoconductance related to change in density-of-states of decagonal quasicrystals - observation of a scaling behavior
• Thermopower of decagonal Al₇₃Ni₁₇Co₁₅ single quasicrystals: evidence for a strongly enhanced electron-phonon coupling in the quasicrystalline plane [pdf file]

Cuprates:

• Observation of room-temperature spontaneous chemical phase segregation in overdoped Bi-2212 Single crystals [pdf file]
• Which phase contributes to the normal-state gap structure in underdoped cuprates?
• Pressure dependence of superconducting transition temperature T_c in a series of Zn-substituted YBa₂Cu_3-xZn_xO_7-d single crystals: effects of pairing-related dynamic processes versus static lattice modifications
• Fluctuational Ettingshausen effect in single crystals of YBa₂Cu₃O_7-d

Charge-Density-Wave Materials:

• Low temperature threshold field of K_0.3MoO₃ determined by dielectric measurements
• Charge density wave gap formation of NbSe3 detected by electron tunneling [pdf file]
• Tunneling spectra of NbSe₃ in magnetic fields
• Effects of impurities and temperature on the thermal hysteresis of ohmic resistance in Tl-doped blue bronze

TiAl Alloys:

• Superconductivity of a-TiAl alloys
• Upper critical field of Ti and a-TiAl alloys: Evidence of an intrinsic type-II superconductivity in pure Ti

Experimental Methodology:

• 3w method for specific heat and thermal conductivity measurements [pdf file]
• A high-sensitivity ac magnetometer based on double modulation technique [pdf file]
• An ac method for thermoelectric power measurement [pdf file]

　

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