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天児 寧  アマコ ヤスシ

教員組織学術研究院(理学系)電話番号
教育組織理学部 理学科 物理学コースFAX番号
職名教授メールアドレス
住所ホームページURLhttp://science.shinshu-u.ac.jp/~amako/

更新日:2017/07/27

プロフィール

兼担研究科・学部
大学院理工学系研究科
大学院総合工学系研究科
研究分野
物性Ⅱ
金属物性・材料
キーワード:磁性、金属間化合物、遷移金属化合物、核磁気共鳴、メスバウアー効果測定、磁気測定、圧力効果
現在の研究課題
磁化測定、核磁気共鳴測定、メスバウアー効果測定、電気抵抗測定等を手段とした希土類元素を含む金属間化合物、遷移金属酸化物、新機能材料等の磁性研究
キーワード:磁化測定 核磁気共鳴測定 金属間化合物 磁気冷凍材料 磁歪材料
所属学会
所属学会
日本物理学会
日本金属学会
日本磁気学会
学歴
出身大学院
1989 , 筑波大学 , 物理学研究科

出身学校・専攻等(大学院を除く)
1984 , 筑波大学 , 自然学類

取得学位
理学博士 , 筑波大学
研究職歴等
研究職歴
2006- , 信州大学 理学部 教授
2001- , 信州大学 理学部 助教授
1990- , 信州大学 理学部 助手
1989- , 筑波大学 準研究員
1996-1997 , フランスCNRS

研究活動業績

研究業績(著書・
発表論文等)
著書
新物理学実験
学術図書出版社 1999(Apr.)
Author:吉江寛、天児寧、加藤千尋、和田三男、竹下徹、宗像一起、安江新一、永井寛之、山下拓郎、伊藤稔、澤田圭司、榮岩哲二、巽勇吉、矢部正之、藤原勝幸、宮坂忠昭、高野昭、上村与四郎


論文
Unique Electronic States in Non-centrosymmetric Cubic Compounds
JOURNAL OF ELECTRONIC MATERIALS,46(6):3572-3584 2017(Jun.)
Author:Kakihana, Masashi; Nishimura, Kengo; Ashitomi, Yousuke; Yara, Tomoyuki; Aoki, Dai; Nakamura, Ai; Honda, Fuminori; Nakashima, Miho; Amako, Yasushi; Uwatoko, Yoshiya; Sakakibara, Toshiro; Nakamura, Shota; Takeuchi, Tetsuya; Haga, Yoshinori; Yamamoto, Etsuji; Harima, Hisatomo; Hedo, Masato; Nakama, Takao; Onuki, Yoshichika;


Unique Pressure versus Temperature Phase Diagram for Antiferromagnets Eu2Ni3Ge5 and EuRhSi3
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN,86(3):034708 2017(Mar. 15)
Author:Nakashima, Miho; Amako, Yasushi; Matsubayashi, Kazuyuki; Uwatoko, Yoshiya; Nada, Masato; Sugiyama, Kiyohiro; Hagiwara, Masayuki; Haga, Yoshinori; Takeuchi, Tetsuya; Nakamura, Ai; Akamine, Hiromu; Tomori, Keisuke; Yara, Tomoyuki; Ashitomi, Yosuke; Hedo, Masato; Nakama, Takao; Onuki, Yoshichika;


Superconducting, Fermi surface, and magnetic properties in SrTGe3 and EuTGe3 (T: transition metal) with the Rashba-type tetragonal structure
JOURNAL OF ALLOYS AND COMPOUNDS,694:439-451 2017(Feb. 15)
Author:Kakihana, Masashi; Akamine, Hiromu; Tomori, Keisuke; Nishimura, Kengo; Teruya, Atsushi; Nakamura, Ai; Honda, Fuminori; Aoki, Dai; Nakashima, Miho; Amako, Yasushi; Matsubayashi, Kazuyuki; Uwatoko, Yoshiya; Takeuchi, Tetsuya; Kida, Takanori; Hagiwara, Masayuki; Haga, Yoshinori; Yamamoto, Etsuji; Harima, Hisatomo; Hedo, Masato; Nakama, Takao; Onuki, Yoshichika;


Large Cyclotron Mass and Large Ordered Moment in Ferromagnet CoS2 Compared with Paramagnet CoSe2
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN,85(6):064716 2016(Jun. 15)
Author:Teruya, Atsushi; Suzuki, Fuminori; Aoki, Dai; Honda, Fuminori; Nakamura, Ai; Nakashima, Miho; Amako, Yasushi; Harima, Hisatomo; Hedo, Masato; Nakama, Takao; Onuki, Yoshichika;


Characteristic Fermi surfaces and charge density wave in SrAl4 and related compounds with the BaAl4-type tetragonal structure
JOURNAL OF ALLOYS AND COMPOUNDS,654:290-299 2016
Author:Nakamura, Ai; Uejo, Taro; Harima, Hisatomo; Araki, Shingo; Kobayashi, Tatsuo C.; Nakashima, Miho; Amako, Yasushi; Hedo, Masato; Nakama, Takao; Onuki, Yoshichika;


Pressure-Induced Valence Transition and Heavy Fermion State in Eu2Ni3Ge5 and EuRhSi3
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN,84(5):- 2015
Author:Nakamura, Ai; Okazaki, Tomoya; Nakashima, Miho; Amako, Yasushi; Matsubayashi, Kazuyuki; Uwatoko, Yoshiya; Kayama, Shuei; Kagayama, Tomoko; Shimizu, Katsuya; Uejo, Taro; Akamine, Hiromu; Hedo, Masato; Nakama, Takao; Onuki, Yoshichika; Shiba, Hiroyuki;


Mossbauer Spectroscopy Studies on Magnetic Properties for Fe-57-substituted Ni-Mn-Sn Metamagnetic Shape Memory Alloys
METALS,3(2):225-236 2013(Jun.)
Author:Umetsu, Rie Y.; Sano, Kenji; Fukushima, Kouji; Kanomata, Takeshi; Taniguchi, Yusuke; Amako, Yasushi; Kainuma, Ryosuke;


Electrical Resistivity of Ce2Ir3Ge5 under High Pressure
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN,80:- 2011(Jul.)
Author:Nakashima, M.; Kawata, T.; Amako, Y.; Yoshiuchi, S.; Hirose, Y.; Matsubayashi, K.; Uwatoko, Y.; Thamizhavel, A.; Honda, F.; Settai, R.; Onuki, Y.;


Magnetic properties of Gd3Co11-xFexB4 compounds
SOLID STATE COMMUNICATIONS,149(45-46):2036-2038 2009(Dec.)
Author:Maruyama, Fumio; Amako, Yasushi;


Magnetic properties of Ni50Mn34.8In15.2 probed by Mossbauer spectroscopy
PHYSICAL REVIEW B,80(14):- 2009(Oct.)
Author:Khovaylo, V. V.; Kanomata, T.; Tanaka, T.; Nakashima, M.; Amako, Y.; Kainuma, R.; Umetsu, R. Y.; Morito, H.; Miki, H.;


Magnetic properties of Sm-5(Fe1-xTx)(17) (T = Ti and V) compounds
JOURNAL OF ALLOYS AND COMPOUNDS,474(1-2):1-3 2009
Author:Maruyama, Fumio; Amako, Yasushi;


Mossbauer study on ferromagnetic shape memory alloys Ni2Mn1-xFexGa
JOURNAL OF ALLOYS AND COMPOUNDS,488(1):243-245 2009
Author:Amako, Y.; Taniguchi, Y.; Magatani, K.; Kikuchi, D.; Nakashima, M.; Kanomata, T.;


Magnetic properties of GdCo4-xFexB compounds
SOLID STATE COMMUNICATIONS,148(5-6):206-208 2008(Nov.)
Author:Maruyama, Fumio; Amako, Yasushi;


Mossbauer study on martensite phase in Ni(50)Mn(36.5)(57)Fe(0.5)Sn(13) metamagnetic shape memory alloy
APPLIED PHYSICS LETTERS,93(4):- 2008
Author:Umetsu, R. Y.; Kainuma, R.; Amako, Y.; Taniguchi, Y.; Kanomata, T.; Fukushima, K.; Fujita, A.; Oikawa, K.; Ishida, K.;


Co-59 NMR study in Y(Co,Ti)(12)
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS,310(2):1807-1808 2007(Mar.)
Author:Amako, Yasushi; Kashu, Yuto; Shinohara, Takeshi; Nagai, Hiroyuki;


Magnetic properties of ErCo4-xFexB compounds
JOURNAL OF ALLOYS AND COMPOUNDS,429(1-2):72-76 2007
Author:Maruyama, Fumio; Amako, Yasushi; Nagai, Hiroyuki;


Mo¨ssbauer study of Y 2Co7-xFexB3 compounds
Solid State Communications,140(3-4):130-134 2006(Oct.)
Author:Fumio Maruyama and Yasushi Amako


Pressure dependence of the Curie temperature and the spontaneous magnetization in ferromagnetic Hf(Fe,Co)2.
Physica B: Condensed Matter,382(1-2):189-192 2006(Jun.)
Author:Y. Amako, H. Nagai, T. Yokoyama, H. Yamada, T. Naka, A. Matsushita and H. Yoshida


The NMR study of R2Co7B3 (R=Y, Gd, Tb, Dy, Ho),
J.Magn.Magn.Mater.,272-276:E1651-E1652 2004(May)
Author:Masahiko Akiba , Hiroyuki Nagai , Hiroshi Yonezawa and Yasushi Amako.


55Mn NMR study in Mn1-xTixAs
J.Magn.Magn.Mater.,272-276:E1617-E1618 2004(May)
Author:Yasushi Amako, Hiroyuki Nagai and Hideaki Ido


Nuclear Magnetic Resonance of Ce(Co1-xFex)4B (0 ? x ? 0.20)
J.Phys.Soc.Jpn,71(9):2253-2256 2002(Sep.)
Author:H.Yoshie, E.Hirachi, H.Honda, W.Takahashi, Y.Amako, H.Nagai,H.Wada, M.Shiga and K.Yoshimura


The magnetic properties of the hypothetic compounds RFe5 ,R =Y and Gd
J.Magn.Magn.Mater.,226-230:596-598 2001(May)
Author:Nagai ,T.Ishii, Y.Amako, H.Yoshie and K.Adachi


Magnetic properties of the hypothetical compound YFe5
Physica B: Condensed Matter,266(4):pp.356-360 1999(Jun.)
Author:F. Maruyama, H. Nagai, Y. Amako, H. Yoshie and K. Adachi


Magnetic anisotropy of a DyFel0.5Mo1.5 single crystal
J.Magn.Magn.Mater.,196-197:280-282 1999(May)
Author:Y.Amako, R.Vert, D.Fruchart and D.Gignoux


X-ray and magnetic single-crystal analysis of the crystallographic structure of the Y-3(Fe0.933V0.067)(29) compound
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS,189(2):173-182 1998(Nov.)
Author:Courtois, D; Givord, D; Lambert-Andron, B; Bourgeat-Lami, E; Amako, Y; Li, HS; Cadogan, JM;


Magnetic Anisotropy of Y2Co7B3 Compound.
Jpn.J.Appl.Phys.,37(5A):2492-2493 1998(May)
Author:F.Maruyama, H.Nagai, Y.Amako, H.Yoshie and K.Adachi.


Magnetic Properties of (Y1-xSmx)2Co17 Compounds.
Jpn.J.Appl.Phys.,37(5A):2489-2491 1998(May)
Author:F.Maruyama, H.Nagai, Y.Amako, H.Yoshie and K.Adachi


NMRStudy of R2Co7B3 (R=Y,Ce,Nd,Sm and Gd) Compounds
Jpn.J.Appl. Phys.,37(4A):1825-1828 1998(Apr.)
Author:F.Maruyama, H.Nagai, Y.Amako, H.Yoshie and K.Adachi


Magnetisation processes and spin reorientation in DyFe10.5Mo1.5 single crystal
J.Magn.Magn.Mater.,188(1-2):173-179 1998(Apr.)
Author:R.Vert, Y.Amako, D.Fruchart, B.Garcia-Landa, D.Gignoux and E.Tomey


Magnetic properties of single crystal Y-3(Fe0.93V0.07)(29)
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS,177:995-996 1998(Jan.)
Author:Courtois, D; Amako, Y; Givord, D; Cadogan, JM; Li, HS;


The Anomalous Behaviour of the Electrical Resistivities of Gd(Fe,Mn)2 and Gd6(Fe,Mn)23.
J.Magn.Magn.Mater.,177-181:1131-1132 1998(Jan.)
Author:H.Nagai , T.Yokoyama, H.Yoshida, Y.Amako and H.Yoshie.


Nuclear Magnetic Resonance of CeCo4B
J.Magn.Magn.Mater.,177-181:481-482 1998(Jan.)
Author:H.Yoshie, W.Takahashi, Y.Amako, H.Nagai, M.Shiga, H.Wada and K.Adachi


Magnetic properties of RFe12-xMox compounds with R = Y, Gd, Ho, Er versus the molybdenum content
JOURNAL OF ALLOYS AND COMPOUNDS,275:611-614 1998
Author:Vert, R; Fruchart, D; Garcia-Landa, B; Gignoux, D; Amako, Y;


NMR study of 2-17 cobalt-based intermetallic compounds with samarium
J.Magn.Magn.Mater.,177-181:1128-1130 1998
Author:F.Maruyama, H.Nagai, Y.Amako, H.Yoshie and K.Adachi.


Nuclear Magnetic Resonance of PrCo4B
Physica B,237-238:590-591 1997(Jan.)
Author:H.Yoshie, T.Umezawa, H.Ishizone, Y.Amako, H.Nagai, H.Wada and M.Shiga


Pressure effect on magnetic transition of Hf(Fe,Co)2
Physica B,237-238:515-516 1997(Jan.)
Author:H.Nagai , T.Yokoyama, H.Yoshida, Y.Amako and H.Yoshie


Spin fluctuation and the transport mechanism in vanadium oxide spinels with a metal-insulator transition
PHYSICAL REVIEW B,56(7):3760-3771 1997
Author:Onoda, M; Imai, H; Amako, Y; Nagasawa, H;


The Influence of Boron on the Magnetic Properties of 2-17 and 2-14 Rare Earth Cobalt Compounds
Jpn.J.Appl.Phys.,35(12A):pp.6057-6064 1996(Dec.)
Author:F.Maruyama, H.Nagai, Y.Amako, H.Yoshie and K.Adachi


NMR Study of Sm2Co17-xBx Compounds
Jpn.J.Appl.Phys.,35(1A):pp.L27-30 1996(Jan.)
Author:F.Maruyama, H.Nagai, Y.Amako,H.Yoshie and K.Adachi


55Mn NMR and 119Sn Mossbauer Studies of RMn6Sn6 Compounds (R=rare earth)
Hyperfine Interactions(C)1,1:pp.143-146 1996(Jan.)
Author:Y.Amako, T.Hishida, H.Nagai, H.Yoshie and T.Shinohara


Nuclear Magnetic Resonance of ErCo3, TmCo3 and PrCo3
Hyperfine Interactions(C)1,1:pp.68-71 1996(Jan.)
Author:H.Yoshie, H.Ishizone, Y.Amako, H.Nagai, M.Shiga and Y.Nakamura


Mossbauer Studies of RMn12-xFex (R=rare earth)
Conf.Proc.ICAME-95,50:pp.351-354 1995(Sep.)
Author:Y.Amako, H.Nagai and H.Yoshie


Nuclear Magnetic Resonance of GdCo4B
J.Phys.Soc.Jpn.,64(6):pp.2243-2244 1995(Jun.)
Author:H.Yoshie, M.Hoshino, Y.Amako, H.Nagai, H.Wada, M.Shiga and Y.Nakamura


Nuclear Magnetic Resonance of Tb2Co7
J.Phys.Soc.Jpn.,64(6):pp.2241-2242 1995(Jun.)
Author:H.Yoshie, T.Kojima, M.Hoshino, Y.Amako, H.Nagai, K.Adachi, M.Shiga and Y.Nakamura


Antiferromagnetic Ordering Temperature of RMn12-xFex (R=rare earth)
J.Phys.Soc.Jpn.,64(5):pp.1860-1861 1995(May)
Author:Y.Amako, S.Saoka, H.Yoshie, H.Nagai and K.Adach


NMR Study of Y2Co14Bx Compounds
Jpn. J. Appl. Phys.,34(3):pp.1542-1545 1995(Mar.)
Author:F.Maruyama, H.Nagai, Y.Amako, H.Yoshie and K.Adachi


Magnetic Properties of R3Co (R=Gd, Tb, Dy, Ho, Er)
J.Magn.Magn. Mater.,140-144:pp.793-794 1995(Jan.)
Author:Y.Amako, T.Yamamoto, M.Misawa, H.Yoshie and H.Nagai


MAGNETIC-PROPERTIES OF YMN6SN6
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS,140:1029-1030 1995
Author:AMAKO, Y; YAMAMOTO, T; MISAWA, M; YOSHIE, H;NAGAI, H


The 119Sn Mossbauer Effect in RMn6Sn6 Compounds (R=Gd, Y)
Hyperfine Interactions,94(1-4):pp.1897-1901 1994(Jan.)
Author:Y.Amako, T.Yamamoto and H.Nagai


The Magnetic Susceptivility and Electrical Resistivity of R3Co Compounds (R=rare earth)
Physica B,194-196:pp.229-230 1994(Jan.)
Author:H.Nagai, Y.Amako, F.Ogiwara and K.Koga


Electrical Resistivity of RMn12 Compounds
J.Phys.Soc.Jpn.,62(9):pp.3355-3356 1993(Sep.)
Author:Y.Amako, H.Nagai and K.Adachi


Nuclear Magnetic Resonance of PrCo5
J.Phys.Soc.Jpn.,62(9):pp.3353-3354 1993(Sep.)
Author:H.Yoshie, T.Kojima, Y.Amako, H.Nagai, K.Ichinose, K.Adachi, M.Shiga and Y.Nakamura


Magnetic Properties of RMn12 (R=rare earth)
J.Magn.Magn. Mater.,104-107:pp.1451-1452 1992
Author:Y.Amako, H.Nagai, T.Nomura, H.Yoshie, I.Oguro, T.Shinohara and K.Adachi


59Co NMR Study of R3Co Compounds (R=Y, GD, TB, DY)
J.Phys.Soc.Jpn.,60(12):pp.4388-4389 1991(Dec.)
Author:H.Nagai, Y.Amako, T.Shimizu and H.Yasuoka


NMR-STUDIES FOR SPINEL PHASE LIXZN1-XV2O4 SYSTEM
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN,59(6):2241-2250 1990(Jun.)
Author:AMAKO, Y; NAKA, T; ONODA, M; NAGASAWA, H; ERATA, T;

研究費
科学研究費補助金(研究代表者)
2017 - 2019 , 119Sn核メスバウアースペクトルから見た遷移金属化合物の磁気・構造の相転移 , 基盤研究(C)
2009 - 2011 , 磁気転移を利用した機能材料としての遷移金属化合物の基礎研究 , 基盤研究(C)

教育活動実績

授業等
2017 , 前期 , 電磁気学I
2017 , 前期 , 物理学演習Ⅳ
2017 , 前期 , 放射線安全実習
2017 , 前期 , 磁気共鳴論
2017 , 後期 , 電磁気学II
2017 , 後期 , 物理学演習Ⅴ
2017 , 後期 , 固体物性I
2017 , 後期 , アドバンス演習・実験・実習Ⅱ
2017 , 後期 , 物理学概論II(化学物循)
2017 , 後期 , 物理学概論II(生物地質)
2017 , 通年 , 磁性物理学演習Ⅰ
2017 , 通年 , 磁性物理学演習Ⅱ 
2017 , 通年 , 特殊環境機能磁性体特論
通年 , 特別研究(物理学ユニット)