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Research Output 1983 2019

2019

Magnetic transport properties of heavy fermionic EuNi2P2

Wada, H., Tanabe, K., Yamamoto, I. & Mitsuda, A., Oct 1 2019, In : Solid State Communications. 300, 113665.

Research output: Contribution to journalArticle

Fermions
Transport properties
transport properties
Magnetoresistance
electrical resistivity

Photoinduced valence dynamics in EuNi2(Si0.21Ge0.79)2 studied via time-resolved x-ray absorption spectroscopy

Yokoyama, Y., Kawakami, K., Hirata, Y., Takubo, K., Yamamoto, K., Abe, K., Mitsuda, A., Wada, H., Uozumi, T., Yamamoto, S., Matsuda, I., Kimura, S., Mimura, K. & Wadati, H., Sep 12 2019, In : Physical Review B. 100, 11, 115123.

Research output: Contribution to journalArticle

Germanium compounds
Silicon Compounds
germanium compounds
Nickel compounds
Silicon compounds
1 Citation (Scopus)

Thermal conductivity of giant magnetocaloric Mn compounds

Wada, H., Fukuda, K., Ohnishi, T., Soejima, K., Otsubo, K. & Yamashita, K., May 15 2019, In : Journal of Alloys and Compounds. 785, p. 445-451 7 p.

Research output: Contribution to journalArticle

Thermal conductivity
Curie temperature
Temperature
Magnetocaloric effects
Ferromagnetic materials
2018

195Pt-NMR evidence for opening of partial charge-density-wave gap in layered LAPt2Si2 with CaBe2Ge2 structure

Aoyama, T., Kubo, T., Matsuno, H., Kotegawa, H., Tou, H., Mitsuda, A., Nagano, Y., Araoka, N., Wada, H. & Yamada, Y., Jan 1 2018, In : journal of the physical society of japan. 87, 12, 124713.

Research output: Contribution to journalArticle

nuclear magnetic resonance
narrowband
broadband
Fermi surfaces
transition temperature
2 Citations (Scopus)

Emergence of a new valence-ordered structure and collapse of the magnetic order under high pressure in EuPtP

Mitsuda, A., Manabe, S., Umeda, M., Wada, H., Matsubayashi, K., Uwatoko, Y., Mizumaki, M., Kawamura, N., Nitta, K., Hirao, N., Ohishi, Y. & Ishimatsu, N., Feb 19 2018, In : Journal of Physics Condensed Matter. 30, 10, 105603.

Research output: Contribution to journalArticle

valence
X rays
Absorption spectroscopy
Powders
Diffraction
1 Citation (Scopus)

Neutron diffraction studies on valence ordering compound YbPd

Oyama, K., Sugishima, M., Tanabe, K., Mitsuda, A., Wada, H., Ohoyama, K., Matsukawa, T., Yoshida, Y., Hoshikawa, A., Ishigaki, T. & Iwasa, K., Jan 1 2018, In : journal of the physical society of japan. 87, 11, 114705.

Research output: Contribution to journalArticle

neutron diffraction
valence
ions
crystal structure

Pressure and magnetic field effects on the valence transition of EuRh2Si2

Mitsuda, A., Kishaba, E., Fujimoto, T., Oyama, K., Wada, H., Mizumaki, M., Kawamura, N. & Ishimatsu, N., May 1 2018, In : Physica B: Condensed Matter. 536, p. 427-431 5 p.

Research output: Contribution to journalArticle

Magnetic field effects
Electron transitions
pressure distribution
X ray absorption
valence
1 Citation (Scopus)

Rare-earth fourth-order multipole moment in cubic ErCo2Probed by linear dichroism in core-level photoemission

Abozeed, A. A., Kadono, T., Sekiyama, A., Fujiwara, H., Higashiya, A., Yamasaki, A., Kanai, Y., Yamagami, K., Tamasaku, K., Yabashi, M., Ishikawa, T., Andreev, A. V., Wada, H. & Imada, S., Jan 1 2018, In : journal of the physical society of japan. 87, 3, 033710.

Research output: Contribution to journalArticle

multipoles
dichroism
photoelectric emission
rare earth elements
moments
1 Citation (Scopus)

Transport properties of EuNi2Ge2 under high pressure

Wada, H., Goki, Y. & Mitsuda, A., Jan 1 2018, In : journal of the physical society of japan. 87, 3, 034707.

Research output: Contribution to journalArticle

transport properties
valence
Hall effect
transition temperature
temperature dependence
2017

40t soft X-ray spectroscopies on magnetic-field-induced valence transition in Eu(Rh1-xIrx)2Si2 (x = 0.3)

Yasumura, H., Narumi, Y., Nakamura, T., Kotani, Y., Yasui, A., Kishaba, E., Mitsuda, A., Wada, H., Kindo, K. & Nojiri, H., May 15 2017, In : journal of the physical society of japan. 86, 5, 054706.

Research output: Contribution to journalArticle

valence
magnetic fields
magnetization
spectroscopy
dichroism
3 Citations (Scopus)

Hard x-ray photoemission study of the temperature-induced valence transition system EuNi2(Si1-xGex)2

Ichiki, K., Mimura, K., Anzai, H., Uozumi, T., Sato, H., Utsumi, Y., Ueda, S., Mitsuda, A., Wada, H., Taguchi, Y., Shimada, K., Namatame, H. & Taniguchi, M., Jul 7 2017, In : Physical Review B. 96, 4, 045106.

Research output: Contribution to journalArticle

Photoemission
photoelectric emission
valence
X rays
Photoelectron spectroscopy
3 Citations (Scopus)

NMR studies of coexistence of superconductivity and CDW in LaPt2Si2

Aoyama, T., Kubo, T., Matsuno, H., Kotegawa, H., Tou, H., Mitsuda, A., Nagano, Y., Araoka, N., Wada, H. & Yamada, Y., Apr 6 2017, In : Journal of Physics: Conference Series. 807, 6, 062002.

Research output: Contribution to journalConference article

superconductivity
nuclear magnetic resonance
temperature dependence
shift

NMR studies on EuNi2Si2 with trivalent Eu ion

Koyama, T., Ueyama, F., Maruyama, T., Ueda, K., Mito, T., Mitsuda, A. & Wada, H., Jul 4 2017, In : Journal of Physics: Conference Series. 868, 1, 012023.

Research output: Contribution to journalConference article

trivalent ions
temperature dependence
nuclear magnetic resonance
spin-lattice relaxation
nuclear spin

Observation of the c-f hybridization effect in valence-transition system EuPtP

Anzai, H., Ichiki, K., Schwier, E. F., Iwasawa, H., Arita, M., Sato, H., Shimada, K., Namatame, H., Taniguchi, M., Mitsuda, A., Wada, H. & Mimura, K., Jun 1 2017, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 14, 6, e201600185.

Research output: Contribution to journalArticle

valence
conduction bands
photoelectric emission
electronic structure
spectroscopy
2 Citations (Scopus)

Temperature-dependent electronic structure of EuNi2P2 revealed by angle-resolved photoemission spectroscopy

Anzai, H., Ichiki, K., Schwier, E. F., Iwasawa, H., Shimada, K., Namatame, H., Taniguchi, M., Mitsuda, A., Wada, H. & Mimura, K., Apr 6 2017, In : Journal of Physics: Conference Series. 807, 1, 012006.

Research output: Contribution to journalConference article

photoelectric emission
electronic structure
valence
Brillouin zones
spectroscopy
1 Citation (Scopus)

Valence transition in polycrystalline Eu(Rh1–xCox)2Si2 studied by hard x-ray photoemission spectroscopy

Ichiki, K., Matsumoto, T., Anzai, H., Takeshita, R., Abe, K., Ishihara, S., Uozumi, T., Sato, H., Rousuli, A., Ueda, S., Taguchi, Y., Shimada, K., Namatame, H., Taniguchi, M., Hamano, S., Mitsuda, A., Wada, H. & Mimura, K., Oct 2017, In : Journal of Electron Spectroscopy and Related Phenomena. 220, p. 28-32 5 p.

Research output: Contribution to journalArticle

Photoelectron spectroscopy
Electron transitions
photoelectric emission
valence
X rays
2016
1 Citation (Scopus)

High-field transport properties of itinerant electron metamagnetic Co(S1-xSex)2

Wada, H., Maekawa, Y. & Kawasaki, D., Jun 1 2016, In : Journal of Science: Advanced Materials and Devices. 1, 2, p. 179-184 6 p.

Research output: Contribution to journalArticle

Metamagnetism
Electron transport properties
Hall effect
Electrons
Ferromagnetism
3 Citations (Scopus)

Large magnetoresistance and volume expansion associated with valence transition in Eu(Rh1-xIrx)2Si2

Mitsuda, A., Fujimoto, T., Kishaba, E., Hamano, S., Kondo, A., Kindo, K. & Wada, H., Dec 15 2016, In : journal of the physical society of japan. 85, 12, 124703.

Research output: Contribution to journalArticle

valence
expansion
lattice parameters
magnetization
curves

Magnetocaloric properties of (MnFe)2PGe and (MnFe)2PSi compounds fabricated by a melting method

Hirashima, M. & Wada, H., Aug 26 2016, Frontiers in Materials Science, FMS 2015: Proceedings of the 2nd International Symposium on Frontiers in Materials Science. Yoshiya, M., Hoang, N-N., Munzenberg, M. & Yamamoto, T. (eds.). American Institute of Physics Inc., 020004. (AIP Conference Proceedings; vol. 1763).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

melting
solid phases
recovery
magnetic properties
crystal structure

Preface: Proceedings of 2nd International Symposium on Frontiers in Materials Science (FMS2015)

Wada, H., Lang, M., Yamamoto, T., Yoshiya, M., Hoang, N. N. & Münzenberg, M., Aug 26 2016, In : AIP Conference Proceedings. 1763, 010001.

Research output: Contribution to journalEditorial

materials science
congressional reports
2015

Large magnetoresistance of EuPtP1-xAsx

Sugishima, M., Wada, H., Mitsuda, A., Kondo, A. & Kindo, K., Dec 1 2015, In : Physica Status Solidi (B) Basic Research. 252, 12, p. 2784-2788 5 p.

Research output: Contribution to journalArticle

Magnetoresistance
valence
magnetization
Magnetization
magnetic fields
9 Citations (Scopus)

Recent progress of magnetocaloric effect and magnetic refrigerant materials of Mn compounds (invited)

Wada, H., Takahara, T., Katagiri, K., Ohnishi, T., Soejima, K. & Yamashita, K., May 7 2015, In : Journal of Applied Physics. 117, 17, 172606.

Research output: Contribution to journalArticle

refrigerants
hysteresis
thermodynamics
energy
1 Citation (Scopus)

Zero-field NMR and NQR studies of magnetically ordered state in charge-ordered EuPtP

Koyama, T., Maruyama, T., Ueda, K., Mito, T., Mitsuda, A., Umeda, M., Sugishima, M. & Wada, H., Mar 18 2015, In : Physical Review B - Condensed Matter and Materials Physics. 91, 9, 094419.

Research output: Contribution to journalArticle

Nuclear quadrupole resonance
nuclear quadrupole resonance
Nuclear magnetic resonance
Ions
nuclear magnetic resonance
2014
6 Citations (Scopus)

Magnetocaloric Effect and Magnetoresistance Due to Itinerant Electron Metamagnetic Transition in Co(S1-xSex)2

Wada, H., Kawasaki, D. & Maekawa, Y., Jun 1 2014, In : IEEE Transactions on Magnetics. 50, 6, 6736118.

Research output: Contribution to journalArticle

Magnetocaloric effects
Magnetoresistance
Electron transitions
Metamagnetism
Spin polarization
3 Citations (Scopus)

NMR studies of ordered structures and valence states in the successive valence-transition system EuPtP

Mito, T., Nishitani, K., Koyama, T., Muta, H., Maruyama, T., Pristáš, G., Ueda, K., Kohara, T., Mitsuda, A., Sugishima, M. & Wada, H., Nov 4 2014, In : Physical Review B - Condensed Matter and Materials Physics. 90, 19, 195106.

Research output: Contribution to journalArticle

Nuclear magnetic resonance
valence
nuclear magnetic resonance
Magnetic resonance measurement
Spin-lattice relaxation
12 Citations (Scopus)

Tuning the Curie temperature and thermal hysteresis of giant magnetocaloric (MnFe)2PX (X = Ge and Si) compounds by the Ru substitution

Wada, H., Nakamura, K., Katagiri, K., Ohnishi, T., Yamashita, K. & Matsushita, A., Jun 2014, In : Japanese Journal of Applied Physics. 53, 6, 063001.

Research output: Contribution to journalArticle

Curie temperature
Hysteresis
Substitution reactions
Tuning
hysteresis

Valence-lattice interaction on YbPd

Hasegawa, T., Ogita, N., Mitsuda, A., Sugishima, M., Wada, H., Tsutsui, S. & Udagawa, M., Jan 1 2014, In : Journal of Physics: Conference Series. 592, 1, 012061.

Research output: Contribution to journalConference article

valence
softening
interactions
acoustics
lattice vibrations
2013
24 Citations (Scopus)

Charge density wave and superconductivity of RPt2Si2 (R = Y, La, Nd, and Lu)

Nagano, Y., Araoka, N., Mitsuda, A., Yayama, H., Wada, H., Ichihara, M., Isobe, M. & Ueda, Y., Jun 1 2013, In : journal of the physical society of japan. 82, 6, 064715.

Research output: Contribution to journalArticle

superconductivity
electron diffraction
magnetic permeability
electrical resistivity
diffraction patterns
20 Citations (Scopus)

Magnetocaloric properties and magnetic refrigerant capacity of MnFeP 1-xSix

Katagiri, K., Nakamura, K. & Wada, H., Mar 15 2013, In : Journal of Alloys and Compounds. 553, p. 286-290 5 p.

Research output: Contribution to journalArticle

Refrigerants
Hysteresis
Temperature
Refrigeration
Curie temperature
6 Citations (Scopus)

Origins of phase transitions in valence fluctuating YbPd

Mitsuda, A., Sugishima, M., Hasegawa, T., Tsutsui, S., Isobe, M., Ueda, Y., Udagawa, M. & Wada, H., Aug 1 2013, In : journal of the physical society of japan. 82, 8, 084712.

Research output: Contribution to journalArticle

electron diffraction
valence
Jahn-Teller effect
integers
x rays
1 Citation (Scopus)

Phase diagram and Eu valence state in EuPtP1-xAsx

Sugishima, M., Mitsuda, A., Wada, H., Isobe, M. & Ueda, Y., Jul 1 2013, In : Journal of the Korean Physical Society. 62, 12, p. 2019-2023 5 p.

Research output: Contribution to journalArticle

phase diagrams
valence
electrical resistivity
substitutes
magnetic permeability
4 Citations (Scopus)

Valence transition induced by pressure and magnetic field in antiferromagnet EuRh2Si2

Mitsuda, A., Hamano, S. & Wada, H., Jul 1 2013, In : Journal of the Korean Physical Society. 62, 12, p. 1787-1791 5 p.

Research output: Contribution to journalArticle

pressure distribution
valence
magnetic fields
curves
hysteresis
2012

Field-induced valence transition in EuPtP 1-xAs x

Mitsuda, A., Okuma, T., Sugishima, M., Wada, H., Sato, K. & Kindo, K., Feb 1 2012, In : European Physical Journal B. 85, 2, 2011396.

Research output: Contribution to journalArticle

Magnetization
valence
Superconducting transition temperature
Hysteresis
Substitution reactions
5 Citations (Scopus)

Formations of magnetic vortices in a chain array of triangle Py dots and an isosceles triangle Py dot

Miyata, M., Kiseki, K., Yakata, S., Wada, H. & Kimura, T., Apr 1 2012, In : Journal of Applied Physics. 111, 7, 07B902.

Research output: Contribution to journalArticle

triangles
vortices
chirality
magnetic force microscopy
magnetic domains
40 Citations (Scopus)

Pressure-induced valence transition in antiferromagnet EuRh 2Si 2

Mitsuda, A., Hamano, S., Araoka, N., Yayama, H. & Wada, H., Feb 1 2012, In : journal of the physical society of japan. 81, 2, 023709.

Research output: Contribution to journalArticle

valence
antiferromagnetism
thermal expansion
physical properties
transition temperature
7 Citations (Scopus)

Soft-x-ray magnetic circular dichroism under pulsed high magnetic fields at Eu M 4;5 edges of mixed valence compound EuNi 2(Si 0:18Ge 0:82) 2

Nakamura, T., Hirono, T., Kinoshita, T., Narumi, Y., Hayashi, M., Nojiri, H., Mitsuda, A., Wada, H., Kodama, K., Kindo, K. & Kotani, A., Oct 1 2012, In : journal of the physical society of japan. 81, 10, 103705.

Research output: Contribution to journalArticle

dichroism
valence
magnetic fields
x rays
absorption spectroscopy
2011

Characterization of a kW class magnetic refrigerator

Miyazaki, Y., Hasegawa, H., Nagashima, K., Hirano, N., Bae, S., Takata, H., Okamura, T., Noguchi, Y., Wada, H. & Kawanami, T., Jan 1 2011, 6th IIR/IIF International Conference on Magnetic Refrigeration at Room Temperature, THERMAG 2014. International Institute of Refrigeration, Vol. 2011-January. p. 85-86 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Refrigerators
refrigerators
beds
Regenerators
Packed beds
18 Citations (Scopus)

Chirality control of magnetic vortex in a square Py dot using current-induced Oersted field

Yakata, S., Miyata, M., Honda, S., Itoh, H., Wada, H. & Kimura, T., Dec 12 2011, In : Applied Physics Letters. 99, 24, 242507.

Research output: Contribution to journalArticle

chirality
direct current
vortices
reliability control
Permalloys (trademark)
6 Citations (Scopus)

Competition between Fe-based superconductivity and antiferromagnetism of Eu2+ in Eu1-xCaxFe2As2

Mitsuda, A., Seike, S., Matoba, T., Wada, H., Ishikawa, F. & Yamada, Y., Jan 1 2011, In : Journal of Physics: Conference Series. 273, 1, 012100.

Research output: Contribution to journalArticle

antiferromagnetism
superconductivity
transition temperature
single crystals
temperature
2 Citations (Scopus)

Detailed investigation of elastic properties of YbPd single crystal

Nakanishi, Y., Kamiyama, T., Deto, K., Shichinomiya, F., Kashiwazaki, R., Nakamura, M., Yoshizawa, M., Sugishima, M., Mitsuda, A. & Wada, H., Jul 1 2011, In : journal of the physical society of japan. 80, SUPPL. A, SA093.

Research output: Contribution to journalArticle

softening
elastic properties
anomalies
single crystals
intermetallics

Development of room temperature magnetic heat pump technologies as a national project in Japan

Hirano, N., Miyazaki, Y., Bae, S., Takata, H., Kawanami, T., Xiao, F., Okamura, T. & Wada, H., Jan 1 2011, 6th IIR/IIF International Conference on Magnetic Refrigeration at Room Temperature, THERMAG 2014. Rowe, A. (ed.). International Institute of Refrigeration, p. 115-116 2 p. (Refrigeration Science and Technology; vol. 2011-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

heat pumps
Japan
Pumps
Magnetocaloric effects
Heat pump systems
3 Citations (Scopus)

Effect of substitution of Ca2+ for Eu2+ on pressure-induced superconductivity in EuFe2As2

Mitsuda, A., Matoba, T., Seike, S., Ishikawa, F., Yamada, Y. & Wada, H., Jul 1 2011, In : journal of the physical society of japan. 80, SUPPL. A, SA117.

Research output: Contribution to journalArticle

superconductivity
substitutes
electrical resistivity
1 Citation (Scopus)

Effects of magnetic field, pressure and dilution of Yb on phase transitions in valence fluctuating compound YbPd

Sugishima, M., Yamada, K., Mitsuda, A., Wada, H., Matsubayashi, K., Uwatoko, Y., Suga, K. I. & Kindo, K., Jul 1 2011, In : journal of the physical society of japan. 80, SUPPL. A, SA094.

Research output: Contribution to journalArticle

dilution
valence
magnetic fields
magnetization
ions
3 Citations (Scopus)

Elastic anomalies associated with possible charge order and other transitions in mixed-valent YbPd

Nakanishi, Y., Kamiyama, T., Ito, K., Nakamura, M., Sugishima, M., Mitsuda, A., Wada, H. & Yoshizawa, M., Feb 1 2011, In : Chinese Journal of Physics. 49, 1, p. 462-470 9 p.

Research output: Contribution to journalArticle

anomalies
ultrasonics
hysteresis
electric fields
ions
1 Citation (Scopus)

Evaluation of active magnetic regenerator with Mn-based compound as magnetic refrigerant

Kawanami, T., Komiya, T., Wada, H., Yamashita, K., Onishi, T. & Soejima, K., Jan 1 2011, 6th IIR/IIF International Conference on Magnetic Refrigeration at Room Temperature, THERMAG 2014. Rowe, A. (ed.). International Institute of Refrigeration, p. 65-66 2 p. (Refrigeration Science and Technology; vol. 2011-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

regenerators
Regenerators
refrigerants
Refrigerants
magnetic circuits
4 Citations (Scopus)

Low temperature phase of YbPd investigated by Raman scattering

Hasegawa, T., Ogita, N., Sugishima, M., Mitsuda, A., Wada, H. & Udagawa, M., Jan 1 2011, In : Journal of Physics: Conference Series. 273, 1, 012030.

Research output: Contribution to journalArticle

Raman spectra
transition temperature
crystal structure
symmetry
polarization
1 Citation (Scopus)

Magnetocaloric properties desired for magnetic refrigeration system near room temperature

Wada, H., Dec 1 2011, Magneto Calorics and Magnetic Cooling. p. 19-30 12 p. (Materials Research Society Symposium Proceedings; vol. 1310).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic refrigeration
Cooling
cooling
refrigerants
room temperature

Numerical analysis on the performance of a kW class magnetic refrigerator

Noguchi, Y., Okamura, T., Miyazaki, Y., Hasegawa, H., Nagashima, K., Hirano, N., Bae, S., Takata, H., Wada, H. & Kawanami, T., Jan 1 2011, 6th IIR/IIF International Conference on Magnetic Refrigeration at Room Temperature, THERMAG 2014. International Institute of Refrigeration, Vol. 2011-January. p. 81-82 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

regenerators
Regenerators
Refrigerators
refrigerators
Gadolinium
1 Citation (Scopus)

Raman scattering investigation on YbPd

Hasegawa, T., Ogita, N., Sugishima, M., Mitsuda, A., Wada, H. & Udagawa, M., Jul 1 2011, In : journal of the physical society of japan. 80, SUPPL. A, SA095.

Research output: Contribution to journalArticle

Raman spectra
energy
temperature
temperature dependence
single crystals
6 Citations (Scopus)

Static and dynamical properties of a magnetic vortex in a regular polygonal nanomagnet

Miyata, M., Nonoguchi, S., Yakata, S., Wada, H. & Kimura, T., Oct 1 2011, In : IEEE Transactions on Magnetics. 47, 10, p. 2505-2507 3 p., 6027723.

Research output: Contribution to journalArticle

Vortex flow
Homodyne detection
Chirality
Natural frequencies
Magnetic fields