Yuichi Nemoto

Quadrupolar effect and rattling motion in the heavy-fermion superconductor PrOs 4 Sb 12

The elastic properties of a filled skutterudite

Geometrical Quadrupolar Frustration in DyB4

{\mathrm{PrOs}}_{4}{\mathrm{Sb}}_{12}

Tunneling and rattling in clathrate crystal

with a heavy fermion superconductivity at

Trigonal Lattice Distortion and Ferro-Quadrupole Ordering in Phase IV of CexLa1-xB6 (x = 0.75 and 0.70)

{T}_{\mathrm{C}}=1.85\mathrm{K}

Observation of Low-Temperature Elastic Softening due to Vacancy in Crystalline Silicon

have been investigated. The elastic softening of

Antiferro-Quadrupolar Ordering at the Lowest Temperature and Anisotropic Magnetic Field–Temperature Phase Diagram in the Cage Compound PrIr2Zn20

{(C}_{11}\ensuremath{-}{C}_{12})/2

Non-Kramer's Doublet Ground State in PrPtBi

and

Elastic Constant in Magnetic Fields and Singlet-Triplet State of Heavy Fermion Superconductor PrOs4Sb12

{C}_{44}

Quadrupole Ordering in Clathrate Compound Ce3Pd20Si6

with lowering temperature down to

Ultrasonic Investigation of Off-Center Rattling in Filled Skutterudite Compound NdOs4Sb12

{T}_{\mathrm{C}}