オペレタルペトル (Petr Opletal) - マイポータル

基本情報

所属: 国立研究開発法人日本原子力研究開発機構

J-GLOBAL ID: 202101016226697362
researchmap会員ID: R000017261

研究分野

自然科学一般 / 磁性、超伝導、強相関系 /

論文

Reinforcement of superconductivity by quantum critical fluctuations of metamagnetism in UTe2

Y. Tokiwa, P. Opletal, H. Sakai, S. Kambe, E. Yamamoto, M. Kimata, S. Awaji, T. Sasaki, D. Aoki, Y. Haga …

Physical Review B 109 L140502-1-L140502-6 2024年4月4日査読有り
Longitudinal spin fluctuations driving field-reinforced superconductivity in UTe$_2$

Tokunaga Yo, Sakai Hironori, Kambe Shinsaku, Opletal P, Tokiwa Yoshifumi, Haga Yoshinori, Kitagawa Shunsaku, Ishida Kenji, Aoki Dai, Knebel Georg …

Physical Review Letters 131(22) 226503\_1-226503\_7 2023年12月査読有り
Field induced multiple superconducting phases in UTe$_2$ along hard magnetic axis

Sakai Hironori, Tokiwa Yoshifumi, Opletal P., Kimata Motoi*, Awaji Satoshi*, Sasaki Takahiko*, Aoki Dai*, Kambe Shinsaku, Tokunaga Yo, Haga Yoshinori

Physical Review Letters 130(19) 196002\_1-196002\_6 2023年5月査読有り
スピン三重項超伝導体UTe$_2$の超純良単結晶における下部臨界磁場の異方的増強

石原滉大*, 小林雅之*, 今村薫平*, Konczykowski M.*, 酒井宏典, Opletal P., 常盤欣文, 芳賀芳範, 橋本顕一郎*, 芝内孝禎*

Physical Review Research (Internet) 5(2) L022002\_1-L022002\_6 2023年4月査読有り
Ferromagnetic Crossover within the Ferromagnetic Order of U₇Te₁₂

Petr Opletal, Hironori Sakai, Yoshinori Haga, Yoshifumi Tokiwa, Etsuji Yamamoto, Shinsaku Kambe, Yo Tokunaga

Journal of the Physical Society of Japan 92(3) 2023年3月15日
Single crystal growth of superconducting <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>UTe</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:math> by molten salt flux method

H. Sakai, P. Opletal, Y. Tokiwa, E. Yamamoto, Y. Tokunaga, S. Kambe, Y. Haga

Physical Review Materials 6(7) 2022年7月29日
Effect of uranium deficiency on normal and superconducting properties in unconventional superconductor UTe₂

Y Haga, P Opletal, Y Tokiwa, E Yamamoto, Y Tokunaga, S Kambe, H Sakai

Journal of Physics: Condensed Matter 34(17) 175601-175601 2022年4月27日
Slow Electronic Dynamics in the Paramagnetic State of UTe2

Yo Tokunaga, Hironori Sakai, Shinsaku Kambe, Yoshinori Haga, Yoshifumi Tokiwa, Petr Opletal, Hiroki Fujibayashi, Katsuki Kinjo, Shunsaku Kitagawa, Kenji Ishida …

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 91(2) 2022年2月
Pressure-induced large increase of Curie temperature of the van der Waals ferromagnet VI3

J. Valenta, M. Kratochvílová, M. Míšek, K. Carva, J. Kaštil, P. Doležal, P. Opletal, P. Čermák, P. Proschek, K. Uhlířová …

Physical Review B 2021年2月17日
Temperature versus composition phase diagram and temperature evolution of structure and modulation of Ni2MnGa1-xInx single crystals

Petr Cejpek, Petr Doležal, Petr Opletal, Jaroslav Valenta, Kristina Vlášková, Milan Dopita

Journal of Alloys and Compounds 855 157327-157327 2021年
Different universality classes of isostructural UTX compounds (T=Rh,Co,Co0.98Ru0.02;X=Ga,Al)

Petr Opletal, Vladimír Sechovský, Jan Prokleška

Physical Review B 102(22) 2020年12月31日
Effect of localization of 5f -electrons and pressure on magnetism in uranium intermetallics in spin-fluctuation theory

P. Opletal, J. Valenta, P. Proschek, V. Sechovský, J. Prokleška

Physical Review B 2020年9月8日
Extreme narrow magnetic domain walls in U ferromagnets: The UCoGa case

Petr Opletal

Materials Today Communications 2020年9月
Effect of thermal history on magnetism in UCoGa

Petr Opletal

Journal of Magnetism and Magnetic Materials 2019年11月15日
Pressure evolution of magnetism in URhGa

M. Míšek, P. Proschek, P. Opletal, V. Sechovský, J. Kaštil, J. Kamarád, M. Žáček, J. Prokleška

AIP Advances 2018年10月
Electrical resistivity across the tricriticality in itinerant ferromagnet

P. Opletal, J. Prokleška, J. Valenta, V. Sechovský

AIP Advances 8(5) 055710-055710 2018年5月
Antiferromagnetism and phase transitions in noncentrosymmetric UIrSi3

J. Valenta, F. Honda, M. Vališka, P. Opletal, J. Kaštil, M. Míšek, M. Diviš, L. Sandratskii, J. Prchal, V. Sechovský

Physical Review B 97(14) 2018年4月
Quantum ferromagnet in the proximity of the tricritical point

Petr Opletal, Jan Prokleška, Jaroslav Valenta, Petr Proschek, Vladimír Tkáč, Róbert Tarasenko, Marie Běhounková, Šárka Matoušková, Mohsen M. Abd-Elmeguid, Vladimír Sechovský

npj Quantum Materials 2(1) 2017年6月
Pressure-induced quantum phase transition in the itinerant ferromagnet UCoGa

Míšek, M., Prokleška, J., Opletal, P., Proschek, P., Kaštil, J., Kamarád, J., Sechovský, V.

AIP Advances 7(5) 055712-055712 2017年
Properties and collapse of the ferromagnetism in UCo<inf>1-x</inf>Ru<inf>x</inf>Al studied in single crystals

Pospíšil, J., Opletal, P., Vališka, M., Tokunaga, Y., Stunault, A., Haga, Y., Tateiwa, N., Gillon, B., Honda, F., Yamamura, T. …

Journal of the Physical Society of Japan 85(3) 2016年

もっとみる

MISC

8aPS-104 Magnetic phases in pseudoternary system UCo_<1-x>Ru_xAl

Pospisil Jiri, Opletal Petr, Yamamoto Etsuji, Tateiwa Naoyuki, Haga Yoshinori, Sechovsky Vladimir

日本物理学会講演概要集 69(2) 381-381 2014年8月22日