Faculty Database - YASUI Yukio

Books and Papers

Conference Presentations

Academic Qualifications

Career History

Major Subjects

Academic Associations Membership

Web Sites

Email Addresses

Award History

Current Specialized Field

KAKENHI Researcher Number

（Last updated : 2023-08-12 01:42:20）

YASUI Yukio
Department Undergraduate School , School of Science and Technology

Position Professor

■ Books and Papers

1.	2023/06	Article	Monoaxial Dzyaloshinskii -Moriya interaction–induced topological Hall effect in a new chiral-lattice magnet GdPt2B Phys. Rev. B 107,pp.214420-1-214420-6 (Collaboration)
2.	2022/12	Article	Field evolution of magnetic phases and spin dynamics in the honeycomb lattice magnet Na2Co2TeO6: 23Na NMR study Phys. Rev. B 106,pp.224416-1-224416-17 (Collaboration)
3.	2021/09	Article	Giant Peltier conductivity in an uncompensated semimetal Ta2PdSe6 Journal of Physics: Energy 3,pp.044004 (Collaboration)
4.	2020/08	Article	Ultralow-energy magnon anomaly in yttrium iron garnet Physical Review Research 2,pp.033235 (Collaboration)
5.	2020/07	Article	High-temperature Short-range order in Mn₃RhSi Communications Materials 1,pp.43 (Collaboration)
6.	2020/04	Article	Emergent spin-1 Haldane gap and ferroelectricity in a frustrated spin-1/2 ladder Phys. Rev. B. 101,pp.140408 (Collaboration)
7.	2019/06	Article	Magnetoelectric coupling without long-range magnetic order in the spin-1/2 multiferroic Rb2Cu2Mo3O12 Phys. Rev. B. 99,pp.214443 (Collaboration)
8.	2018/07	Article	Enhanced thermopower via spin-state modification Phys. Rev. B 98,pp.024405 (Collaboration)
9.	2017/10	Article	Magneto-thermopower in a weak-ferromagnetic oxide CaRu0.8Sc0.2O3: An experimental test for the Kelvin formula in a magnetic material: J. Phys. Soc. Jpn. 86(10),pp.104707-(1-4) (Collaboration)
10.	2017/09	Article	Anomalous Thermoelectric Response in an Orbital-Ordered Oxide Near and Far from Equilibrium J. Phys. Soc. Jpn. 86(9),pp.093707-(1-4). (Collaboration)
11.	2017/09	Article	Spin state of Co3+ in LaCo1-xRhxO3 studied using X-ray absorption spectroscopy J. Phys. Soc. Jpn. 86(9),pp.094701-(1-7) (Collaboration)
12.	2017/08	Article	Magnetoelectric coupling in the pyrochlore ruthenate Gd2Ru2O7 J. Phys. Soc. Jpn. 86,pp.084708-(1-4) (Collaboration)
13.	2017/05	Article	Optical evidence for the spin-state disorder in LaCo1-xRhxO3 J. Phys.: Condens. Matter 29,pp.235802-(1-7) (Collaboration)
14.	2017/03	Article	Atomic structure study of the pyrochlore Yb2Ti2O7 and its relationship with low-temperature magnetic order Phys. Rev. B 95,pp.094431-(1-9) (Collaboration)
15.	2016/07	Article	Comparison with Ground States of Frustrated Quantum Spin Chain Systems A2Cu2Mo3O12 (A=Rb and Cs) IEEE Transactions on Magnetics 52(7),pp.1100503-(1-3) (Collaboration)
16.	2016/03	Article	Ferromagnetic ordered phase of quantum spin ice system Yb₂Ti₂O₇ under [001] magnetic field AIP Advances 6,pp.055707 (Collaboration)
17.	2016/03	Article	Novel Charge Ordering in the Trimer Iridium Oxide BaIrO₃ Crystals 6,pp.27 (Collaboration)
18.	2016/02	Article	Possible observation of highly itinerant quantum magnetic monopoles in the frustrated pyrochlore Yb₂Ti₂O₇ Nature communication 7,pp.10807 (Collaboration)
19.	2015/09	Article	Neutron Diffraction Study of 1D Quantum Spin System Li₂ZrCuO₄ with Incommensurate Magnetic Structure 8,pp.034012 (Collaboration)
20.	2015/08	Article	Effects of the Ir impurity on the thermodynamic and transport properties of Ba₄Ru_3-xIr_xO₁₀ J. Phys. Soc. Jpn. 84,pp.094601 (Collaboration)
21.	2015/07	Article	An origin of good electrical conduction in La₄BaCu₅O_13+δ J. Apl. Phys. 118,pp.035104 (Collaboration)
22.	2015/07	Article	First-order ferromagnetic transition of quantum spin ice system Yb₂Ti₂O₇ SPIN 5(2),pp.1540002 (Collaboration)
23.	2015/06	Article	Ruthenium oxide as a thermoelectric material: Unconventional thermoelectric properties in Li₂RuO₃ Journal of Materials Chemistry C 3,pp.10430-10435 (Collaboration)
24.	2015/04	Article	Anomalous magnetic order in the magnetoelectric oxide NdCrTiO₅ revealed by impurity effects Phys. Rev. B 91,pp.144403-1-144403-6 (Collaboration)
25.	2014/10	Article	Unconventional magnetism in the layered oxide LaSrRhO₄ Phys. Rev. B 90,pp.144402-(1-7) (Collaboration)
26.	2014/07	Article	Disorder effect for an orbital order in Ca₂RuO₄ revealed by infrared imaging spectroscopy J. Phys. Soc. Jpn. 83,pp.084701-(1-5) (Collaboration)
27.	2014/06	Article	First-order magnetic transition in Yb₂Ti₂O₇ Phys. Rev. B 89,pp.224419-(1-7) (Collaboration)
28.	2014/06	Article	Weak Ferromagnetic Ordering Disordered by Rh³+ Ions for LaCo_0.8Rh_0.2O₃ JPS Conf. Proc. 3,pp.014034-(1-6) (Collaboration)
29.	2014/06	Article	Optical Study of a Novel Phase Transition from Dimer-Mott to Charge-Order Insulator JPS Conf. Proc. 3,pp.013010-(1-6) (Collaboration)
30.	2014/06	Article	First-order magnetic transition in Yb₂Ti₂O₇ Phys. Rev. B 89,pp.224419-1-224419-7 (Collaboration)
31.	2014/06	Article	Magnetic Properties of the Quasi-1D Frustrated Magnet Li₂ZrCuO₄ JPS Conf. Proc. 3,pp.014028-(1-6) (Collaboration)
32.	2014/06	Article	Low temperature Magnetic Properties of Frustrated Quantum Spin Chain System Rb₂Cu₂Mo₃O₁₂ JPS Conf. Proc. 3,pp.014014-(1-6) (Collaboration)
33.	2014/05	Article	Static magnetic moments revealed by muon spin relaxation and thermodynamic measurements in quantum spin ice Yb₂Ti₂O₇ Phys. Rev. B 80,pp.184416 (1-5) (Collaboration)
34.	2014/05	Article	Possible existence of two charge-ordered phases in Pr_1-xCa_xMnO₃ for 0.40 ≤ x ≤ 0.50 J. Phys. Soc. Jpn. 83,pp.064709-(1-6) (Collaboration)
35.	2014/02	Article	Magnetic and Dielectric Properties of One-Dimensional Array of S=1/2 Linear Trimer System Na₂Cu₃Ge₄O₁₂ J. Appl. Phys. 115,pp.17E125 (Collaboration)
36.	2013/11	Article	Novel Transition from Dimer Mott to Charge Order Phase in a Two-Dimensional Quarter-Filled Organic System Phys. Rev. Lett. 111,pp.217801 (1-5) (Collaboration)
37.	2013/10	Article	Spin state of Co³⁺ in LaCo_1-xRh_xO₃ investigated by structural phenomena J. Phys. Soc. Jpn. 82,pp.114606 (1-6) (Collaboration)
38.	2013/10	Article	Current-Induced Gap Suppression in the Mott Insulator Ca₂RuO₄ J. Phys. Soc. Jpn. 82(10),pp.103702 (1-5) (Collaboration)
39.	2013/10	Article	An origin of the energy gap in the narrow-gap semiconductor FeSb₂ revealed by high-pressure magnetotransport measurements Phys. Rev. B 88,pp.165205 (1-5) (Collaboration)
40.	2013/03	Article	Magnetic Field Induced Ferroelectric Transition of Quasi One-Dimensional Frustrated Quantum Spin Chain System Rb₂Cu₂Mo₃O₁₂ J. Appl. Phys. 113,pp.17D910 (1-3) (Collaboration)
41.	2013/02	Article	Dielectric Anomaly in the Quasi-One-Dimensional Frustrated Spin-1/2 System Rb₂(Cu_1-xM_x)₂Mo₃O₁₂ (M=Ni and Zn) Phys. Rev. B 87,pp.054411 (1-5) (Collaboration)
42.	2013	Article	On the superconducting Symmetry of Fe-based Systems -Impurity Effects Studies and Neutron Scattering measurements- J. Korean Phys. Soc. 62,pp.1726-1733 (Collaboration)
43.	2012/11	Article	Phonon-Seebeck Effect in ZnO J. Phys. Soc. Jpn. 81(11),pp.114722 (1-5) (Collaboration)
44.	2012/10	Article	High-temperature thermoelectric properties of the double-perovskite ruthenium oxide (Sr_1-xLa_x)₂ErRuO₆ J. Appl. Phys. 112,pp.073714 (1-5) (Collaboration)
45.	2012/08	Article	Higgs transition from a magnetic Coulomb liquid to a ferromagnet in Yb₂Ti₂O₇ Nature Communications 3,pp.992 (1-7) (Collaboration)
46.	2012/07	Article	Ga³⁺-substitution effects in the weak ferromagnetic oxide LaCo_0.8Rh_0.2O₃ Phys. Rev. B 86,pp.014421 (1-5) (Collaboration)
47.	2012	Article	Study of Magnetic Excitation Spectra of Several Fe-Pnictide Systems J. Phys.: Conf. Ser. 400,pp.022105 (1-4) (Collaboration)
48.	2011/12	Article	On the Magnetic Excitation Spectra of Ba(Fe_0.9Co_0.1)₂As₂ in the Superconducting State J. Phys. Soc. Jpn 80,pp.SB002 (1-4) (Collaboration)
49.	2011/10	Article	Weak Ferromagnetism in LaCo_1-xRh_xO₃: Anomalous Magnetism Emerging between two nonmagnetic end phases J. Phys. Soc. Jpn 80(10),pp.104705(1-5) (Collaboration)
50.	2011/09	Article	Relationship between ferroelectricity and magnetic structure of PbCuSO₄(OH)₂ with CuO₂ ribbon chains J. Phys.: Conf.Ser 320,pp.012087(1-6) (Collaboration)
51.	2011/09	Article	Magnetic Excitation Spectra of Superconducting Ca-Fe-Pt-As system J. Phys. Soc. Jpn 80(9),pp.093709 (1-4) (Collaboration)
52.	2011/08	Article	Optical Study of the Electronic and Correlation Effects in K_0.49RhO₂ Phys. Rev. B 84,pp.075110 (1-4) (Collaboration)
53.	2011/07	Article	Neutron Scattering Study of Magnetic Excitation Spectra of Ba(Fe_0.9Co_0.1)₂As₂ J. Phys. Soc. Jpn 80(7),pp.073703(1-4) (Collaboration)
54.	2011/05	Article	Low-temperature magnetotransport of the narrow-gap semiconductor FeSb₂ Phys. Rev. B 84(5),pp.205215 (1-5) (Collaboration)
55.	2011/05	Article	Effects of ppm-level imperfection on the transport properties of FeSb₂ single crystals J. Phys. Soc. Jpn 80(5),pp.054708(1-4) (Collaboration)
56.	2011/03	Article	Multiferroic behavior in the quasi one-dimensional frustrated spin-1/2 system PbCuSO₄(OH)₂ with CuO₂ ribbon chains J. Phys. Soc. Jpn 80(3),pp.033707(1-4) (Collaboration)
57.	2010/07	Article	High Temperature Multiferroic State in RBaCuFeO₅ (R=Y, Lu and Tm) J. Phys. Soc. Jpn 79(7),pp.073705-(1-4) (Collaboration)
58.	2009/11	Article	Magnetic Excitations of Superconducting LaFeAsO_0.89F_0.11 Physica C 470,pp.S470-S471 (Collaboration)
59.	2009/08	Article	Studies of Multiferroic System of LiCu₂O₂: II. Magnetic Structures of Two Ordered Phases with Incommensurate Modulations J. Phys. Soc. Jpn 78(8),pp.084721-(1-5) (Collaboration)
60.	2009/08	Article	Studies of Multiferroic System LiCu₂O₂: I. Sample Characterization and Relationship between Magnetic Properties and Multiferroic Nature J. Phys. Soc. Jpn 78(8),pp.084720-(1-5) (Collaboration)
61.	2009/03	Article	Superconducting transition temperature and the thickness of CoO₂ planes of Na_xCoO₂.yH₂O Solid State Science 12,pp.670-675 (Collaboration)
62.	2009/03	Article	Relationship between Magnetic Structure and Ferroelectricity of Systems with CuO₂ ribbon chains Solid State Science 12,pp.670-675 (Collaboration)
63.	2008/10	Article	Magnetic Excitations of Spin-Gap System Na₃Cu₂SbO₆ with Distorted Honeycomb Structure J. Phys. Soc. Jpn 77(10),pp.104709-(1-4) (Collaboration)
64.	2008/08	Article	Crystal Structure and Magnetic Properties of CoZn(TeO₃)Br₂ J. Phys. Soc. Jpn 77(8),pp.084707-(1-5) (Collaboration)
65.	2008/07	Article	Magnetic Excitations of Na_xCoO₂.yD₂O -Neutron Scattering- J. Phys. Soc. Jpn. 77(7),pp.073709-(1-4) (Collaboration)
66.	2008/02	Article	Relationship between Magnetic Structure and Ferroelectricity of LiVCuO₄ J. Phys. Soc. Jpn 77(2),pp.023712-(1-4) (Collaboration)
67.	2007/08	Article	Successive Phase Transitions of LuBaCo₄O₇ with Kagome and Triangular Lattices J. Phys. Soc. Jpn 76(8),pp.084701-(1-6) (Collaboration)
68.	2007/08	Article	Magnetic Structure of Co₂TeO₃Cl₂ J. Phys. Soc. Jpn 76(8),pp.084713-(1-5) (Collaboration)
69.	2007/08	Article	Magnetic Behavior of Spin-1/2 Frustrated System Hg₂Cu₂F₆S J. Phys. Soc. Jpn 76(8),pp.084705-(1-5) (Collaboration)
70.	2007/03	Article	Successive Magnetic Transition of the Kagomé Staircase Compound Co₃V₂O₈ Studied in Various Magnetic Fields J. Phys. Soc. Jpn 76(3),pp.034706-(1-8) (Collaboration)
71.	2007/03	Article	Studies on the Anomalous Hall Effect of Nd₂Mo₂O₇ -Test of the Chirality Mechanism- J. Mag. Mag. Mat 310(2),pp.e544-e546 (Collaboration)
72.	2007/03	Article	Studies of Magnetic Behavior of Spin-1/2 Frustrated System Hg₂Cu₂F₆S J. Mag. Mag. Mat 310(2),pp.1295-1296 (Collaboration)
73.	2007/03	Article	Observation of the In-Plane Ordering of D₂O Molecules on Na_xCoO₂.yD₂O by Neutron Diffraction J. Mag. Mag. Mat 310(2),pp.654-656 (Collaboration)
74.	2007/03	Article	New Type Phase Transition of Li₂RuO₃ with Honeycomb Structure J. Phys. Soc. Jpn 76(3),pp.033705-(1-4) (Collaboration)
75.	2007/03	Article	Magnetic Measurements and Neutron Studies on YBaCo₄O₇ and LuBaCo₄O₇ J. Mag. Mag. Mat 310(2),pp.e441-e442 (Collaboration)
76.	2007/03	Article	Magnetic and Thermal Properties of Co₃V₂O₈ and Ni₃V₂O₈ J. Mag. Mag. Mat 310(2),pp.1160-1161 (Collaboration)
77.	2007/02	Article	Ferroelectric Trasition Induced by the Incommensurate Magnetic Ordering in LiCuVO₄ J. Phys. Soc. Jpn 76(2),pp.023708-(1-3) (Collaboration)
78.	2006/10	Article	Existence of the Co3+ Low Spin State in TbBaCo₂O_5.5 J. Phys. Soc. Jpn 75(10),pp.104708-(1-7) (Collaboration)
79.	2006/08	Article	Studies of the Anomalous Hall Effect and Magnetic Structure of Nd₂Mo₂O₇ -Test of the Chirality Mechanism- J. Phys. Soc. Jpn 75(8),pp.084711-(1-11) (Collaboration)
80.	2006/06	Article	Search for Magnetic Excitation Spectra of Na_xCoO₂.yD₂O -Neutron Scattering- J. Phys. Soc. Jpn 75(6),pp.074705-(1-6) (Collaboration)
81.	2006/05	Article	Magnetic Structure of YBaCo₄O₇ with Kagome- and Triangular-Lattices J. Phys. Soc. Jpn 75(5),pp.054707-(1-6) (Collaboration)
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■ Conference Presentations

1.	2019/11/05	Magnetic Properties of Frustrated Quantum spin chain system Rb₂(Cu_1-xM_x)₂Mo₃O₁₂ (M=Zn, Ni) (Annual Conference on Magnetism and Magnetic Materials (MMM2019))
2.	2018/07/17	Magnetic Behavior of Quasi-One-dimensional Frustrated Quantum spin systems (Rb,Cs)₂Cu₂Mo₃O₁₂ (International conference on Magnetism 2018 (ICM2018))
3.	2017/11/08	Magnetic Properties of RCrTiO5 (R=Pr, Nd, Eu, Sm, and Gd) (62nd Annual Conference on Magnetism and Magnetic Materials (MMM2017))
4.	2017/07/16	Magnetic Properties of RCrTiO5 (R=Rare Earth Elements) (SCES2017)
5.	2016/01/12	Magnetic Structure of Li₂ZrCuO₄ with Quasi-one-dimensional J₁-J₂ Magnet (13th Joint MMM-Intermag Conference)
6.	2013/08/06	Low temperature Magnetic Properties of Frustrated Quantum Spin Chain System Rb₂Cu₂Mo₃O₁₂ (The International Correlated Electron Systems (SCES2013))
7.	2013/07/10	Magnetic Behavior and Crystal Structure of One-Dimensional Quantum Spin System Li₂ZrCuO₄ (International Conference on Neutron Scattering (ICNS2013))
8.	2013/01/18	Magnetic Field Induced Ferroelectric Transition of Quasi One-Dimensional Frustrated Quantum Spin Chain System Rb₂Cu₂Mo₃O₁₂ (12th Joint MMM/Intermag Conference)
9.	2012/02/28	Magnetic Field Induced Ferroelectric Transition of Quantum Spin Chain System Rb₂Cu₂Mo₃O₁₂ (American Physics Society March meeting 2012)
10.	2011/11/21	Magnetic Structures and Dielectric Properties of Quasi One-Dimensional Frustrated Quantum Spin Systems With CuO₂ Ribbon Chains (1st Asia-Oceania Conference on Neutron Scattering)
11.	2011/06/16	Multiferroic Behavior of Quasi One-Dimensional Frustrated Quantum Spin System with CuO₂ Ribbon Chains (International Discussion Meeting on Thermoelectrics and Related Functional Materials)
12.	2011/05/30	Anomalous Dielectric Properties of Quasi-1D frustrated spin-1/2 systems with CuO₂ ribbon chains (Joint meeting the MEXT Japanese Network on ¨Novel State of Matter Induced by Frustration¨ and the Quantum Materials Program of the Canadian Institute for Advanced Research)
13.	2011/03/07	Magnetic Excitation Spectra of Ba(Fe_0.9Co_0.1)₂As₂ (T_c~23K), (International Workshop on Novel Superconductors and Super Materials 2011 (NS22011))
14.	2011/01/11	Relationship between ferroelectricity and magnetic structure of PbCuSO₄(OH)₂ with CuO₂ ribbon chains (International Conference on Frustration in Condensed Matter (ICFCM) 2011, Sendai International Center)
15.	2008/11/08	Relationship between magnetic structure and ferroelectricity of LiVCuO₄ with the CuO₂ ribbon chains (The 2rd International Symposium on Anomalous Quantum Materials (ISAQM2008) and the 7th Asia-Pacific Workshop)
16.	2007/11/30	Relationship between Magnetic structure and Ferroelectricity of LiVCuO₄ (Nagoya International Symposium -Science of Molecular Assembly and Biomolecular Systems-)
17.	2006/08/22	Studies on the Anomalous Hall Effect of Nd₂Mo₂O₇ -Test of the Chirality Mechanism- (International Conference on Magnetism (ICM2006))
18.	2006/06/23	Can the Chirality Mechanism be applied to the Anomalous Hall Effect of Nd₂Mo₂O₇ (The International Symposium on Anomalous Quantum Materials 2006 and The 5-th Asia-Pacific Workshop)
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■ Academic Qualifications

1.	1996/04～1999/03	〔Doctorial Course〕, Graduate School, Division of Natural Science, Nagoya University, Completed,
2.	1994/04～1996/03	〔Master Course〕, Graduate School, Division of Natural Science, Nagoya University, Completed,
3.	1990/04～1994/03	Department of Physics, Faculty of Science, Nagoya University, Graduated,

■ Career History

2017/04～

Professor

■ Academic Associations Membership

2011/11～

America Physical Society

■ Web Sites

http://www.isc.meiji.ac.jp/~yyasui/yasuilab.html

■ Email Addresses

■ Award History

1.	2017/09	JPSJ. Papers of Editor's Choice: September, 2017 (Anomalous Thermoelectric Response in an Orbital-Ordered Oxide Near and Far from Equilibrium: J. Phys. Soc. Jpn. Vol.86, No.9 (2017) pp.093707-(1-4).)
2.	2016/03	Hot Article for 2015 in Journal of Materials Chemistry (Ruthenium oxide as a thermoelectric material: Unconventional thermoelectric properties in Li2RuO3)
3.	2007/02	JPSJ. Papers of Editor's Choice: February, 2007 (Ferroelectric Transition Induced by the Incommensurate Magnetic Ordering in LiCuVO4, J. Phys. Soc. Jpn. 76 (2007) 023708.)

■ Current Specialized Field

Magnetism, superconductivity and strongly correlated systems, Nuclear engineering

■ KAKENHI Researcher Number

80345850