TAKAHIRO ONIMARU

Last Updated :2020/08/03

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
E-mail
onimaruhiroshima-u.ac.jp
Other Contact Details
1-3-1 Kagamiyama, Higashi-Hiroshima, Hiroshima, Japan
TEL : (+81)82-424-7027 FAX : (+81)82-424-7029

Basic Information

Major Professional Backgrounds

  • 2005/04/01, 2006/09/30, Japan Science and Technology Agency, Researcher

Educational Backgrounds

  • The University of Tokyo, Graduate School, Division of Science, Department of Physics, Japan, 2002/04, 2005/03
  • Tohoku University, Graduate School, Division of Natural Science, Department of Physics, Japan, 1997/04, 1999/03
  • Science University of Tokyo, Faculty of Science, Department of Physics, Japan, 1993/04, 1997/03

Academic Degrees

  • Doctor of Science, The University of Tokyo
  • Master of Science, TOHOKU UNIVERSITY

Educational Activity

  • 【Bachelor Degree Program】School of Science : Physics
  • 【Master's Program】Graduate School of Advanced Sciences of Matter : Quantum Matter
  • 【Doctoral Program】Graduate School of Advanced Sciences of Matter : Quantum Matter

In Charge of Primary Major Programs

  • Physics

Research Fields

  • Mathematical and physical sciences;Physics;Condensed matter physics II

Research Keywords

  • Low temperature
  • Magnetism

Affiliated Academic Societies

  • Physical Society of Japan, 1999, 2007

Educational Activity

Course in Charge

  1. 2020, Undergraduate Education, Second Semester, Electromagnetism II
  2. 2020, Undergraduate Education, 4Term, Advanced Physics
  3. 2020, Undergraduate Education, First Semester, Solid State Physics II
  4. 2020, Undergraduate Education, First Semester, Special Study for Graduation A
  5. 2020, Undergraduate Education, Second Semester, Special Study for Graduation B
  6. 2020, Graduate Education (Master's Program) , First Semester, Seminar on Sciences of Matter
  7. 2020, Graduate Education (Master's Program) , Second Semester, Seminar on Sciences of Matter
  8. 2020, Graduate Education (Master's Program) , First Semester, Seminar on Basic Sciences of Matter A
  9. 2020, Graduate Education (Master's Program) , Second Semester, Seminar on Basic Sciences of Matter B
  10. 2020, Graduate Education (Master's Program) , Academic Year, Academic Presentation in Basic Sciences of Matter
  11. 2020, Graduate Education (Master's Program) , 1Term, Exercises in Basic Sciences of Matter A
  12. 2020, Graduate Education (Master's Program) , 2Term, Exercises in Basic Sciences of Matter A
  13. 2020, Graduate Education (Master's Program) , 3Term, Exercises in Basic Sciences of Matter B
  14. 2020, Graduate Education (Master's Program) , 4Term, Exercises in Basic Sciences of Matter B
  15. 2020, Graduate Education (Master's Program) , 2Term, Magnetism A
  16. 2020, Graduate Education (Master's Program) , Academic Year, Advanced Study in Quantum Matter
  17. 2020, Graduate Education (Doctoral Program) , Academic Year, Advanced Study in Quantum Matter

Research Activities

Academic Papers

  1. Antiferromagnetic Structure with the Uniaxial Anisotropy in the Tetragonal LaB_2C_2 Type Compound,NdB_2C_2 : Condensed Matter: Electronic Properties, etc., Journal of the Physical Society of Japan, 69(8), 2623-2628, 20000815
  2. 25pPSA-62 Neutron scattering study of single-crystalline Ce^<11>B_2C_2, Meeting abstracts of the Physical Society of Japan, 54(2), 19990903
  3. Magnetic properties of the tetragonal compounds CeB2C2 and PrB2C2, Journal of Magnetism and Magnetic Materials, 221, 293-300, 20000401
  4. Long Periodic Magnetic Structure in CeB2C2, Journal of the Physical Society of Japan, 72, 3303-3304, 20030401
  5. Quadrupole Ordering and Multipole Interactions in Pr-based Compounds, Journal of Physics: Condensed Matter, 15, S2055-S2061, 20030401
  6. Measuring nuclear magnetization in strong magnetic fields, Physica B, 329-333, 1582-1585, 20030401
  7. Angle-Resolved Magnetization Measurements on Antiferroquadrupolar Ordering System PrPb3: Evidence for Anisotropic Quadrupolar Interaction, Journal of the Physical Society of Japan, 73, 2377-2380, 20040401
  8. Phase Diagrams and Ground State Magnetic Properties of Pr-based Filled Skutterudites, Physica B, 359-361, 836-843, 20050401
  9. Anomalous Phase Transition in the Heavy Fermion Compound Ce3Ir4Sn13, Physica B, 359-361, 248-250, 20050401
  10. Observation of modulated quadrupole structures in PrPb3, Physical Review Letters, 94, 197201, 20050401
  11. Neutron Diffraction Study on the Antiferroquadrupolar Ordering System PrPb3 in a Magnetic Field, Physica B, 359-361, 935-937, 20050401
  12. Long Periodic Quadrupolar Structures in PrPb3, Journal of the Physical Society of Japan, 75(Supplement), 186-188, 20060401
  13. Specific Heat Measurements on a Modulated Quadrupolar Ordering Compound PrPb3 at Very Low Temperatures, Journal of the Physical Society of Japan, 75(SUPPLEMENT), 183-185, 20060401
  14. A kondo lattice antiferromagnet CePd5Al2, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 76(12), 2007
  15. Angle-resolved magnetization study of the multipole ordering in PrFe4P12, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 76(6), 2007
  16. Neutron scattering study of magnetic ordering and excitations in the ternary rare-earth diborocarbide Ce11B2C2, Physical Review B, 76(18), 184427, 20071121
  17. Quadrupolar ordered state at high fields in PrPb3, Journal of Physics and Chemistry of Solids, 68(11), 2091-2094, 20071121
  18. Muon Knight shift measurements on PrPb3 in paraquadrupolar state, Journal of Magnetism and Magnetic Materials, 310(2), 743-745, 20070401
  19. Angle-resolved magnetization study of the multipole ordering in PrFe4P12, Journal of Physical Society of Japan, 76(6), 064701, 20070401
  20. Angle-resolved magnetization study of the multipole ordering in PrFe4P12, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 76(6), 200706
  21. Quadrupolar ordered state at high fields in PrPb3, JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 68(11), 2091-2094, 200711
  22. Neutron Scattering Study of Kondo Lattice Antiferromagnet YbNiSi3, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 77(12), 2008
  23. Neutron Scattering Study of Kondo Lattice Antiferromagnet YbNiSi3, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 77(12), 200812
  24. Magneto-optic effect in amorphous Bi3Fe5O12 waveguides sputtered at room temperature, JAPANESE JOURNAL OF APPLIED PHYSICS, 47(4), 2915-2920, 200804
  25. Magnetocrystalline Anisotropy and Crystal Fields in the Weak-Ferromagnet Ce4Ni3Pb4, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(2), 200902
  26. Quantized Hyperfine Field at an Implanted mu(+) Site in PrPb3: Interplay between Localized f Electrons and an Interstitial Charged Particle, PHYSICAL REVIEW LETTERS, 102(9), 20090306
  27. Thermoelectric and Magnetic Properties of a Narrow-Gap Semiconductor FeGa3, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(1), 200901
  28. Magnetic properties of RPd5Al2 (R = Y, Ce, Pr, Nd, Sm, Gd), PHYSICA B-CONDENSED MATTER, 404(19), 2946-2948, 20091015
  29. Superconductivity and Structural Phase Transitions in Caged Compounds RT2Zn20 (R = La, Pr, T = Ru, Ir), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 79(3), 201003
  30. Interplay between thermoelectric and structural properties of type-I clathrate K8Ga8Sn38 single crystals, PHYSICAL REVIEW B, 81(16), 20100415
  31. New Phase Diagram of PrPb3 in [100] Magnetic Filed Direction, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 79(9), 201009
  32. Multiple Ferromagnetic Structures in an Off-Center Rattling System Eu8Ga16Ge30, Journal of Physics: Conference Series, 200, 022044-1-4, 20100201
  33. Sinusoidally Modulated Magnetic Structure of a Kondo Lattice Compound CePd5Al2, Journal of Physics: Conference Series, 200, 032023-1-4, 20100301
  34. High-Pressure Synthesis and Superconductivity of a New Binary Lanthanum Germanide LaGe3 with Triangular Ge-3 Cluster Units, INORGANIC CHEMISTRY, 50(9), 3901-3906, 20110502
  35. Antiferroquadrupolar Ordering in a Pr-Based Superconductor PrIr2Zn20, PHYSICAL REVIEW LETTERS, 106(17), 20110429
  36. Antiferro-Quadrupolar Ordering at the Lowest Temperature and Anisotropic Magnetic Field-Temperature Phase Diagram in the Cage Compound PrIr2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 80(9), 2011
  37. Off-center rattling and thermoelectric properties of type-II clathrate (K, Ba)(24)(Ga, Sn, square)(136) single crystals, PHYSICAL REVIEW B, 84(21), 20111206
  38. Ultrasonic investigation of a heavy fermion compound YbAgGe, Journal of Physics: Conference Series, 273, 012011-1-5, 20110201
  39. Elastic modulus of cage compound PrRu2Zn20, J. Phys.: Conf. Ser., 273, 012136(1-4), 20110201
  40. "Magnetic and transport properties of ROs2Al10 (R=Pr, Nd, Sm, and Gd)", J. Phys. Soc. Jpn., 80 SA, SA021(1-3), 20110701
  41. Raman scattering study of lattice dynamics in caged compounds, J. Phys. Soc. Jpn., 80 SA, SA037(1-3), 20110701
  42. Raman scattering study of lattice dynamics in caged compounds, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 80, 201107
  43. NMR studies of Ba8Ga16Sn30 clathrates, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 80, 201107
  44. NMR Evidence of Freezing of Rattling Motion in LaIr2Zn20 and LaRu2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 81(2), 201202
  45. Multipole and superconducting state in PrIr2Zn20 probed by muon spin relaxation, PHYSICAL REVIEW B, 85(23), 20120629
  46. Nonmagnetic ground states and phase transitions in the caged compounds PrT2Zn20 (T=Ru, Rh and Ir), JOURNAL OF PHYSICS-CONDENSED MATTER, 24(29), 20120725
  47. Ferromagnetic instability in a doped band gap semiconductor FeGa3, PHYSICAL REVIEW B, 86(14), 20121031
  48. Simultaneous superconducting and antiferroquadrupolar transitions in PrRh2Zn20, PHYSICAL REVIEW B, 86(18), 20121121
  49. Determination of spin Hamiltonian in the Ni4 magnetic molecule, Phys. Rev. B, 86, 64422, 2012
  50. Non-Kramers doublet and phase transitions in Pr 1-2-20 system, Kotai Butsuri, 47(11), 565, 2012
  51. Pressure effect on the ferromagnetism of an off-center rattling system Eu8Ga16Ge30, J. Phys.: Conf. Ser., 391, 12075, 2012
  52. T-H Phase Diagram of PrPb3 in [001] and [110] Magnetic Field Directions, J. Phys.: Conf. Ser., 391, 12060, 2012
  53. Nonmagnetic Γ3 doublet ground state in a caged compound PrRh2Zn20, J. Phys.: Conf. Ser., 391, 12051, 2012
  54. Magnetic and transport properties of a new caged compound PrOs2Zn20, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 62(12), 2143-2145, 201307
  55. Superconductivity of metal nitride chloride beta-MNCl (M = Zr, Hf) with rare-earth metal RE (RE = Eu, Yb) doped by intercalation, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 26(4), 201304
  56. Well-Defined Crystal Field Splitting Schemes and Non-Kramers Doublet Ground States of f Electrons in PrT2Zn20 (T = Ir, Rh, and Ru), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 82(4), 201304
  57. Antiferroquadrupolar ordering and magnetic-field-induced phase transition in the cage compound PrRh2Zn20, PHYSICAL REVIEW B, 87(20), 20130507
  58. Tuning of magnetic and transport properties in Bi2Te3 by divalent Fe doping, PHYSICAL REVIEW B, 87(20), 20130515
  59. Anisotropic c-f hybridization in the Kondo semiconductor CeFe2Al10, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 63(3), 508-511, 201308
  60. Evidence of a rattling transition in the caged compounds LaRu2Zn20 and LaIr2Zn20: La-139 NMR studies, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 63(3), 650-653, 201308
  61. Weak Ferromagnetism below 41K and Structural Transition at 395K in CeIr3B2 Single Crystal, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 82(10), 201310
  62. Simultaneous Pressure-Induced Magnetic and Valence Transitions in Type-I Clathrate Eu8Ga16Ge30, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(1), 201401
  63. Thermoelectric properties of Mn-doped Mg-Sb single crystals, JOURNAL OF MATERIALS CHEMISTRY A, 2(31), 12311-12316, 2014
  64. La Substitution Effect on Superconducting Transition and Doublet Ground State in PrIr2Zn20, JPS Conf. Proc., 3, 011039-1-011039-5, 201406
  65. Suppression of Superconductivity in PrRh2Zn20 by the Substitution of Co for Rh, JPS Conf. Proc., 3, 011042-1-011042-6, 201406
  66. High-Sensitive Measurements of Magnetization in PrPb3 with SQUID Magnetometer, JPS Conf. Proc., 3, 011052-1-011052-5, 201406
  67. Atomic Dynamics and Structural Transitions in Caged Compounds RRu2Zn20 (R = La and Pr), JPS Conf. Proc., 3, 011068-1-011068-5, 201406
  68. Anomalous Enhancement of Seebeck Coefficient in PrIr2Zn20, JPS Conf. Proc., 3, 011091-1-011091-5, 201406
  69. Release of the Magnetic Frustration in a Quasi-Kagome Antiferromagnet YbAgGe by Au Substitution, JPS Conf. Proc., 3, 014005-1-014005-5, 201406
  70. Physical properties of new cerium palladium phosphide with C6Cr23-type structure, RESULTS IN PHYSICS, 4, 137-141, 2014
  71. Electrical properties of Ba3C60 collapsed under high-pressure and high-temperature conditions, CARBON, 73, 125-131, 201407
  72. Thermoelectric properties in Mn-doped Bi2Se3, CURRENT APPLIED PHYSICS, 14(8), 1041-1044, 201408
  73. Synthesis and physical properties of a new caged compound Ce3Pd20As6 of the C6Cr23-type structure, JOURNAL OF ALLOYS AND COMPOUNDS, 622, 676-680, 20150215
  74. Competition between Quadrupole and Magnetic Kondo Effects in Non-Kramers Doublet Systems, Journal of Physics: Conference Series, 592, 012099-1-012099-10, 20150318
  75. Anomalous Enhancement of Seebeck Coefficient in Pr-Based 1-2-20 System with Non- Kramers Doublet Ground States, Journal of Physics: Conference Series, 592, 012025-1-012025-9, 20150318
  76. Interplay between low-energy optical phonon modes and structural transition in PrT2Zn20 (T=Ru and Ir), Journal of Physics: Conference Series, 592, 012024-1-012024-6, 20150318
  77. Thermoelectric properties of Mg3Sb2-xBix single crystals grown by Bridgman method, Mater. Res. Express, 2, 55903, 20150527
  78. Effect of La Substitution in PrIr2Zn20 on the Superconductivity and Antiferro-Quadrupole Order, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 84(6), 20150615
  79. Anisotropic Thermopower of the Antiferromagnetic Kondo Semiconductor CeOs2Al10 Doped with 5d Electrons and Holes, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 84(8), 20150815
  80. Ferromagnetic transition in a caged compound NdOs2Zn20, Physics Procedia, 75, 511-515, 20151201
  81. Common Anomalies of Transport Properties in PrTr2Zn20 (Tr=Ir, Rh) with Non-Kramers Doublet Ground State, Physics Procedia, 75, 529-536, 20151201
  82. Effect of Ga Substitution on the Gamma3 Doublet Ground State in PrIr2Zn20, J. Phys.: Conf. Ser., 683, 012011-1-012011-7, 20160205
  83. Non-Fermi Liquid Properties in a Cubic Pr-Based Compound PrPb3 under Magnetic Fields, J. Phys.: Conf. Ser., 683, 012031-1-012031-6, 20160205
  84. Low-energy optical phonon modes in the caged compound LaRu2Zn20, PHYSICAL REVIEW B, 93(6), 20160209
  85. Exotic Ground State and Elastic Softening under Pulsed Magnetic Fields in PrTr2Zn20 (Tr = Rh, Ir), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(4), 2016,4,15
  86. Exotic Quadrupolar Phenomena in Non-Kramers Doublet Systems - The Cases of PrT2Zn20 (T = Ir, Rh) and PrT2Al20 (T = V, Ti), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(8), 20160815
  87. Quadrupole-driven non-Fermi-liquid and magnetic-field-induced heavy fermion states in a non-Kramers doublet system, PHYSICAL REVIEW B, 94(7), 20160816
  88. Structural, Magnetic, and Superconducting Properties of Caged Compounds ROs2Zn20 ( R = La, Ce, Pr, and Nd), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(3), 20170315
  89. Anisotropic B-T Phase Diagram of Non-Kramers System PrRh2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(4), 20170415
  90. Competing Magnetic Interactions in the Kramers Doublet System NdIr2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(5), 20170515
  91. Quantum criticality and development of antiferromagnetic order in the quasikagome Kondo lattice CeRh1-xPdxSn, PHYSICAL REVIEW B, 96(4), 20170726
  92. Linear Dichroism in Angle-Resolved Core-Level Photoemission Spectra Reflecting 4f Ground-State Symmetry of Strongly Correlated Cubic Pr Compounds, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(12), 20171215
  93. Structural and magnetic properties of a novel ternary intermetallic compound CePd3Sn2, JOURNAL OF ALLOYS AND COMPOUNDS, 739, 518-521, 20180330
  94. Effect of Zn-site substitution with Ga on non-Fermi liquid behavior in PrIr2Zn20, PHYSICA B-CONDENSED MATTER, 536, 34-36, 20180501
  95. Impurity quadrupole Kondo ground state in a dilute Pr system Y1-xPrxIr2Zn20, PHYSICA B-CONDENSED MATTER, 536, 40-42, 20180501
  96. Ferromagnetism in a hexagonal PrRh3 with 4f(2) configuration, PHYSICA B-CONDENSED MATTER, 536, 439-441, 20180501
  97. Antiferro-multipole Ordered State Associated with 4f 2 Configuration in PrIr2Zn20, 27(4), 144-147, 20171110
  98. Single-Site Non-Fermi-Liquid Behaviors in a Diluted 4f(2) System Y1-xPrxIr2Zn20, PHYSICAL REVIEW LETTERS, 121(7), 20180817
  99. Metamagnetic crossover in the quasikagome Ising Kondo-lattice compound CeIrSn, PHYSICAL REVIEW B, 98(15), 20181029
  100. Magnetic field effects on the specific heat of a diluted Pr system Y1-xPrxIr2Zn20, AIP ADVANCES, 8(10), 201810
  101. Inelastic neutron scattering study on 4f-electron multipole system PrTr2X20 (Tr: transition metal, X: Al and Zn), PHYSICA B-CONDENSED MATTER, 551, 37-40, 20181215
  102. Sinusoidally modulated magnetic structure of Kramers local moments in CePd5Al2, JOURNAL OF PHYSICS-CONDENSED MATTER, 31(12), 20190327
  103. Highly anisotropic strain dependencies in PrIr2Zn20, PHYSICAL REVIEW B, 99(8), 20190222
  104. Antiferromagnetic Order of NdT2Zn20(T = Co and Rh) with the Kramers Gamma(6) Doublet Ground State, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(4), 20190415
  105. Effects of Ga and Cd Substitutions for Zn in PrIr2Zn20 on the Quadrupole-Driven Non-Fermi Liquid Behaviors, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(5), 20190515
  106. Impurity quadrupole Kondo ground state in a dilute Pr system Y1-xPrxIr2Zn20, PHYSICA B-CONDENSED MATTER, 536, 40-42, 2018
  107. Magnetic field effects on the specific heat of a diluted Pr system Y1-xPrxIr2Zn20, AIP ADVANCES, 8(10), 2018
  108. Inelastic neutron scattering study on 4f-electron multipole system PrTr2X20 (Tr: transition metal, X: Al and Zn), PHYSICA B-CONDENSED MATTER, 551, 37-40, 2018
  109. Giant uniaxial anisotropy in the magnetic and transport properties of CePd5Al2, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 77(7), 2008
  110. Thermoelectric and Magnetic Properties of a Narrow-Gap Semiconductor FeGa3, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(1), 2009
  111. Magnetocrystalline Anisotropy and Crystal Fields in the Weak-Ferromagnet Ce4Ni3Pb4, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(2), 2009
  112. Superconductivity and Structural Phase Transitions in Caged Compounds RT2Zn20 (R = La, Pr, T = Ru, Ir), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 79(3), 2010
  113. New Phase Diagram of PrPb3 in [100] Magnetic Filed Direction, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 79(9), 2010
  114. High-Pressure Synthesis and Superconductivity of a New Binary Lanthanum Germanide LaGe3 with Triangular Ge-3 Cluster Units, INORGANIC CHEMISTRY, 50(9), 3901-3906, 2011
  115. Antiferro-Quadrupolar Ordering at the Lowest Temperature and Anisotropic Magnetic Field-Temperature Phase Diagram in the Cage Compound PrIr2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 80(9), 2011
  116. NMR Evidence of Freezing of Rattling Motion in LaIr2Zn20 and LaRu2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 81(2), 2012
  117. Superconductivity of metal nitride chloride beta-MNCl (M = Zr, Hf) with rare-earth metal RE (RE = Eu, Yb) doped by intercalation, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 26(4), 2013
  118. Well-Defined Crystal Field Splitting Schemes and Non-Kramers Doublet Ground States of f Electrons in PrT2Zn20 (T = Ir, Rh, and Ru), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 82(4), 2013
  119. Antiferroquadrupolar ordering and magnetic-field-induced phase transition in the cage compound PrRh2Zn20, PHYSICAL REVIEW B, 87(20), 2013
  120. Anisotropic c-f hybridization in the Kondo semiconductor CeFe2Al10, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 63(3), 508-511, 2013
  121. Evidence of a rattling transition in the caged compounds LaRu2Zn20 and LaIr2Zn20: La-139 NMR studies, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 63(3), 650-653, 2013
  122. Weak Ferromagnetism below 41K and Structural Transition at 395K in CeIr3B2 Single Crystal, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 82(10), 2013
  123. Simultaneous Pressure-Induced Magnetic and Valence Transitions in Type-I Clathrate Eu8Ga16Ge30, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(1), 2014
  124. Electrical properties of Ba3C60 collapsed under high-pressure and high-temperature conditions, CARBON, 73, 125-131, 2014
  125. Effect of La Substitution in PrIr2Zn20 on the Superconductivity and Antiferro-Quadrupole Order, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 84(6), 2015
  126. Anisotropic Thermopower of the Antiferromagnetic Kondo Semiconductor CeOs2Al10 Doped with 5d Electrons and Holes, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 84(8), 2015
  127. Thermoelectric properties of Mg3Sb2-xBix single crystals grown by Bridgman method, MATERIALS RESEARCH EXPRESS, 2(5), 2015
  128. Exotic Ground State and Elastic Softening under Pulsed Magnetic Fields in PrTr2Zn20 (Tr = Rh, Ir), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(4), 2016
  129. Exotic Quadrupolar Phenomena in Non-Kramers Doublet Systems - The Cases of PrT2Zn20 (T = Ir, Rh) and PrT2Al20 (T = V, Ti), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(8), 2016
  130. Structural, Magnetic, and Superconducting Properties of Caged Compounds ROs2Zn20 ( R = La, Ce, Pr, and Nd), JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(3), 2017
  131. Anisotropic B-T Phase Diagram of Non-Kramers System PrRh2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(4), 2017
  132. Competing Magnetic Interactions in the Kramers Doublet System NdIr2Zn20, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(5), 2017
  133. Linear Dichroism in Angle-Resolved Core-Level Photoemission Spectra Reflecting 4f Ground-State Symmetry of Strongly Correlated Cubic Pr Compounds, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(12), 2017
  134. Evidence for antiferromagnetic-type ordering of f-Eelectron multipoles in PrIr2Zn20, PHYSICAL REVIEW B, 95(15), 2017
  135. Hindered Quadrupole Order in PrMgNi4 with a Nonmagnetic Doublet Ground State, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(8), 20190815
  136. Evidence for the Single-Site Quadrupolar Kondo Effect in the Dilute Non-Kramers System Y1-xPrxIr2Zn20, PHYSICAL REVIEW LETTERS, 123(6), 20190806
  137. Pressure-Induced Collapse of the Guest Eu Off-Centering in Type-I Clathrate Eu8Ga16Ge30, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(11), 20191115
  138. Observation of the 4f ground-state symmetry in strongly correlated cubic Pr compounds probed by linearly polarized 3d core-level photoemission spectroscopy, J. Electron Spectros. Relat. Phenom., 238, 146885/1-146885/3, 202001
  139. Non-Kramers Gamma3 doublet ground state in a diluted Pr system Y1-xPrxCo2Zn20, JPS Conf. Proc., 29, 015001/1-015001/6, 20200213
  140. Magnetic Properties of a Diluted Nd System Y1-xNdxCo2Zn20 for x = 0.20 with a Gamma6 Doublet Ground State, JPS Conf. Proc., 29, 015006/1-015006/6, 20200213
  141. Logarithmic Elastic Response in the Dilute non-Kramers System Y1-xPrxIr2Zn20, JPS Conf. Proc., 29, 015002/1-015002/9, 20200213
  142. Substitution Effect on the Metamagnetic Crossover in the Super-Heavy Fermion Compound YbCo2Zn20, JPS Conf. Proc., 30, 011121/1-011121/4, 20200319
  143. Collapse of Ferroquadrupolar Order and Emergence of Non-Fermi Liquid Behavior in La1-xPrxTi2Al20, JPS Conf. Proc., 30, 011159/1-011159/5, 20200319
  144. Crystal electric field response in elastic modulus without rattling effect in the cage compound NdCo2Zn20, JPS Conf. Proc., 30, 011162/1-011162/5, 20200319
  145. Effects of Magnetic Field on the Nonmagnetic Doublet Ground State in PrMgNi4, JPS Conf. Proc., 30, 011160/1-011160/6, 20200319
  146. Magnetic Properties of Rare-Earth Sulfides RCuS2 (R = Dy, Ho, Er, Tm, and Yb), JPS Conf. Proc., 30, 011167/1-011167/6, 20200319

Invited Lecture, Oral Presentation, Poster Presentation

  1. Incommensurate quadrupolar structure in the rare-earth compound, PrPb3, T. Onimaru, Aperiodic 2006, 2006/09, With Invitation
  2. Magnetic Properties of Rare-earth Compounds with a Caged Structure, T. Onimaru, International Symposium for Young Scientists on Physics of Strongly Correlated Electrons, 2009/08, With Invitation
  3. Quadrupole Order and Quadrupole Kondo Effect in a Non-Kramers System PrIr2Zn20, T. Onimaru, 13th German-Japanese symposium: Interplay of Spin-Orbital Degrees of Freedom in Strongly Correlated Electron Systems, 2014/07, With Invitation, Ringberg, Germany
  4. Magnetic field induced quantum critical phenomena in a non- Kramers doublet system PrIr2Zn20, T. Onimaru, K. T. Matsumoto, K. Umeo, S. Kittaka, T. Sakakibara, T. Takabatake, International Conference on Strongly Correlated Electron Systems (SCES2014), 2014/07, Without Invitation, Grenoble, France
  5. Quadrupolar ordered phases in a Pr-based superconductor PrT2Zn20 (T=Rh, Ir), T. Onimaru, New Horizon of Strongly Correlated Physics (NHSCP2014), 2014/06, With Invitation, Kashiwa, Japan
  6. Superconducting and antiferroquadrupolar transitions in isoelectronic caged compounds PrT2Zn20 (T=Co, Rh, and Ir), T. Onimaru, K. T. Matsumoto, N. Nagasawa, K. Wakiya, Y. Obayashi, Y. Shimada, Y. F. Inoue, K. Umeo, S. Kittaka, T. Sakakibara, Y. Karaki, M. Kubota, Y. Matsushita, and T. Takabatake , SCES2013, 2013/08, Without Invitation, Tokyo, Japan
  7. Non-Fermi Liquid Behaviors in a Non-Kramers 4f2 System PrIr2Zn20, T. Onimaru, K. T. Matsumoto, K. Wakiya, K. Uenishi, K. Umeo, and T. Takabatake, TMU International Symposium 2015 "New Quantum Phases Emerging from Novel Crystal Structure", 2015/09/24, With Invitation

Awards

  1. 2005/03, 10th Award for Publication in the Physical Society of Japan, The Physical Society of Japan, Antiferroquadrupolar Ordering and Magnetic Properties of the Tetragonal DyB2C2 Compound
  2. 2010/02, JPSJ Papers of Editors' Choice, Journal of the Physical Society of Japan, Physical Society of Japan, Superconductivity and Structural Phase Transitions in Caged Compounds RT2Zn20 (R=La, Pr, T=Ru, Ir)