Alexandre Pourret

Maître de Conférences Université Grenoble Alpes PHELIQS-IRIG CEA Grenoble
61
Documents
Affiliation actuelle
  • Instrumentation, Material and Correlated Electrons Physics (IMAPEC)

Publications

Publications

Connecting High-Field and High-Pressure Superconductivity in UTe 2

T. Vasina , D. Aoki , A. Miyake , G. Seyfarth , A. Pourret et al.
Physical Review Letters, 2025, 134 (9), pp.096501. ⟨10.1103/PhysRevLett.134.096501⟩
Article dans une revue hal-04976881 v1

Fermi surface and Lifshitz transitions of a ferromagnetic superconductor under external magnetic fields

R. Leenen , D. Aoki , G. Knebel , A. Pourret , A. Mccollam
Physical Review Research, 2024, 6 (4), pp.043024. ⟨10.1103/PhysRevResearch.6.043024⟩
Article dans une revue hal-04748994 v1

Field-induced compensation of magnetic exchange as the possible origin of reentrant superconductivity in UTe2

Toni Helm , Motoi Kimata , Kenta Sudo , Atsuhiko Miyata , Julia Stirnat et al.
Nature Communications, 2024, 15 (1), pp.37. ⟨10.1038/s41467-023-44183-1⟩
Article dans une revue hal-04373212 v1
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Large Fermi surface in pristine kagome metal CsV 3 Sb 5 and enhanced quasiparticle effective masses

Wei Zhang , Tsz Fung Poon , Chun Wai Tsang , Wenyan Wang , X. Liu et al.
Proceedings of the National Academy of Sciences of the United States of America, 2024, 121 (21), ⟨10.1073/pnas.2322270121⟩
Article dans une revue hal-04675317 v1

c -axis electrical transport at the metamagnetic transition in the heavy-fermion superconductor UTe 2 under pressure

G. Knebel , A. Pourret , S. Rousseau , N. Marquardt , D. Braithwaite et al.
Physical Review B, 2024, 109 (15), pp.155103. ⟨10.1103/PhysRevB.109.155103⟩
Article dans une revue hal-04529339 v1
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Unveiling the double-peak structure of quantum oscillations in the specific heat

Zhuo Yang , Benoît Fauqué , Toshihiro Nomura , Takashi Shitaokoshi , Sunghoon Kim et al.
Nature Communications, 2023, 14, pp.7006. ⟨10.1038/s41467-023-42730-4⟩
Article dans une revue hal-04678059 v1
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Field-Induced Tuning of the Pairing State in a Superconductor

A. Rosuel , C. Marcenat , G. Knebel , T. Klein , A. Pourret et al.
Physical Review X, 2023, 13 (1), pp.011022. ⟨10.1103/PhysRevX.13.011022⟩
Article dans une revue hal-04004371 v1

Anisotropic signatures of electronic correlations in the electrical resistivity of UTe 2

T. Thebault , M. Vališka , G. Lapertot , A. Pourret , D. Aoki et al.
Physical Review B, 2022, 106 (14), pp.144406. ⟨10.1103/PhysRevB.106.144406⟩
Article dans une revue hal-03958866 v1

Driving multiphase superconductivity

Alexandre Pourret , Georg Knebel
Science, 2021, 373 (6558), pp.962-963. ⟨10.1126/science.abj8193⟩
Article dans une revue hal-04678084 v1
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Anomalous anisotropy of the lower critical field and Meissner effect in UTe 2

C. Paulsen , G. Knebel , G. Lapertot , D. Braithwaite , A. Pourret et al.
Physical Review B, 2021, 103 (18), pp.L180501. ⟨10.1103/PhysRevB.103.L180501⟩
Article dans une revue hal-03519809 v1

Thermoelectric transport and phonon drag in Weyl semimetal monochalcogenides

Xitong Xu , Yiyuan Liu , Gabriel Seyfarth , Alexandre Pourret , Wenlong Ma et al.
Physical Review B, 2021, 104 (11), pp.115164. ⟨10.1103/PhysRevB.104.115164⟩
Article dans une revue hal-04024502 v1
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Field-Induced Superconductivity near the Superconducting Critical Pressure in UTe 2

Dai Aoki , Motoi Kimata , Yoshiki J Sato , Georg Knebel , Fuminori Honda et al.
Journal of the Physical Society of Japan, 2021, 90 (7), pp.074705. ⟨10.7566/JPSJ.90.074705⟩
Article dans une revue hal-03404730 v1

Analysis of the ghost and mirror fields in the Nernst signal induced by superconducting fluctuations

A. Glatz , A. Pourret , A. Varlamov
Physical Review B, 2020, 102 (17), pp.174507. ⟨10.1103/PhysRevB.102.174507⟩
Article dans une revue hal-04033322 v1
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Fermi-Surface Instability in the Heavy-Fermion Superconductor UTe 2

Q. Niu , G. Knebel , D. Braithwaite , D. Aoki , G. Lapertot et al.
Physical Review Letters, 2020, 124 (8), pp.086601. ⟨10.1103/PhysRevLett.124.086601⟩
Article dans une revue hal-03960897 v1
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Evidence of Fermi surface reconstruction at the metamagnetic transition of the strongly correlated superconductor UTe 2

Q. Niu , G. Knebel , D. Braithwaite , D. Aoki , G. Lapertot et al.
Physical Review Research, 2020, 2 (3), pp.033179. ⟨10.1103/PhysRevResearch.2.033179⟩
Article dans une revue hal-02988482 v1
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Anisotropy of the Upper Critical Field in the Heavy-Fermion Superconductor UTe 2 under Pressure

Georg Knebel , Motoi Kimata , Michal Vališka , Fuminori Honda , Dexin Li et al.
Journal of the Physical Society of Japan, 2020, 89 (5), pp.053707. ⟨10.7566/JPSJ.89.053707⟩
Article dans une revue hal-02988466 v2

Spin-Triplet Superconductivity in UTe2 and Ferromagnetic Superconductors

Dai Aoki , Ai Nakamura , Fuminori Honda , Dexin Li , Yoshiya Homma et al.
JPS Conference Proceedings, 2019, ⟨10.7566/JPSCP.30.011065⟩
Article dans une revue hal-02880327 v1

Multiple superconducting phases in a nearly ferromagnetic system

D. Braithwaite , M. Vališka , G. Knebel , G. Lapertot , Jean-Pascal Brison et al.
Communications Physics, 2019, 2 (1), pp.147. ⟨10.1038/s42005-019-0248-z⟩
Article dans une revue hal-03956976 v1

Transport Spectroscopy of the Field Induced Cascade of Lifshitz Transitions in YbRh 2 Si 2

Alexandre Pourret , Sergei Sharapov , Tatsuma Matsuda , Georg Knebel , Gertrud Zwicknagl et al.
Journal of the Physical Society of Japan, 2019, 88 (10), pp.104702. ⟨10.7566/JPSJ.88.104702⟩
Article dans une revue hal-04035929 v1

Field-Reentrant Superconductivity Close to a Metamagnetic Transition in the Heavy-Fermion Superconductor UTe 2

Georg Knebel , William Knafo , Alexandre Pourret , Qun Niu , Michal Vališka et al.
Journal of the Physical Society of Japan, 2019, 88 (6), pp.063707. ⟨10.7566/JPSJ.88.063707⟩
Article dans une revue hal-02144823 v1

Magnetic-Field-Induced Phenomena in the Paramagnetic Superconductor UTe 2

William Knafo , Michal Vališka , Daniel Braithwaite , Gérard Lapertot , Georg Knebel et al.
Journal of the Physical Society of Japan, 2019, 88 (6), pp.063705. ⟨10.7566/JPSJ.88.063705⟩
Article dans une revue hal-02145731 v1

Unconventional superconductivity in heavy fermion UTe$_2$

Dai Aoki , Ai Nakamura , Fuminori Honda , Dexin Li , Yoshiya Homma et al.
Journal of the Physical Society of Japan, 2019, 88 (4), pp.043702. ⟨10.7566/JPSJ.88.043702⟩
Article dans une revue hal-02145738 v1
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Dimensionality Driven Enhancement of Ferromagnetic Superconductivity in URhGe

Daniel Braithwaite , Dai Aoki , Jean-Pascal Brison , Jacques Flouquet , Georg Knebel et al.
Physical Review Letters, 2018, 120 (3), ⟨10.1103/physrevlett.120.037001⟩
Article dans une revue hal-01987274 v1

Anisotropic B – T Phase Diagram of Non-Kramers System PrRh 2 Zn 20

Taichi Yoshida , Yo Machida , Koichi Izawa , Yuki Shimada , Naohiro Nagasawa et al.
Journal of the Physical Society of Japan, 2017, 86 (4), pp.044711. ⟨10.7566/JPSJ.86.044711⟩
Article dans une revue hal-01989251 v1
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Fermi Surfaces in the Antiferromagnetic, Paramagnetic and Polarized Paramagnetic States of CeRh 2 Si 2 Compared with Quantum Oscillation Experiments

Alexandre Pourret , Michi-To Suzuki , Alexandra Palaccio Morales , Gabriel Seyfarth , Georg Knebel et al.
Journal of the Physical Society of Japan, 2017, 86 (8), pp.084702. ⟨10.7566/JPSJ.86.084702⟩
Article dans une revue hal-02069734 v1

Microscopic Magnetic Properties of the Itinerant Metamagnet UCoAl by X-ray Magnetic Circular Dichroism

Tristan Combier , Alexandra Palacio-Morales , Jean-Pierre Sanchez , Fabrice Wilhelm , Alexandre Pourret et al.
Journal of the Physical Society of Japan, 2017, 86 (2), pp.024712. ⟨10.7566/JPSJ.86.024712⟩
Article dans une revue hal-01987312 v1

Field-Induced Lifshitz Transition without Metamagnetism in CeIrIn 5

D. Aoki , G. Seyfarth , A. Pourret , A. Gourgout , A. Mccollam et al.
Physical Review Letters, 2016, 116 (3)
Article dans une revue hal-01993712 v1
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Lifshitz Transitions in the Ferromagnetic Superconductor UCoGe

Gael Bastien , Adrien Gourgout , Dai Aoki , Alexandre Pourret , Ilya Sheikin et al.
Physical Review Letters, 2016, 117 (20), ⟨10.1103/PhysRevLett.117.206401⟩
Article dans une revue hal-02064873 v1

Collapse of Ferromagnetism and Fermi Surface Instability near Reentrant Superconductivity of URhGe

A. Gourgout , A. Pourret , G. Knebel , D. Aoki , G. Seyfarth et al.
Physical Review Letters, 2016, 117 (4), ⟨10.1103/PhysRevLett.117.046401⟩
Article dans une revue hal-02064862 v1

Thermoelectric power quantum oscillations in the ferromagnet UGe 2

A. Palacio Morales , A. Pourret , G. Knebel , G. Bastien , V. Taufour et al.
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2016, 93 (15), ⟨10.1103/PhysRevB.93.155120⟩
Article dans une revue hal-02064914 v1

Fermi surface instabilities in CeRh2Si2 at high magnetic field and pressure

Alexandra Palacio Morales , Alexandre Pourret , Gabriel Seyfarth , M. T. Suzuki , Daniel Braithwaite et al.
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2015, 91 (24), pp.245129. ⟨10.1103/PhysRevB.91.245129⟩
Article dans une revue cea-01734603 v1

Phase diagram of CeRh 2 Si 2 under pressure studied by thermopower measurements

A Palacio-Morales , A. Pourret , G. Knebel , A Aoki , Daniel Braithwaite et al.
Journal of Physics: Conference Series, 2015, 592, pp.012002
Article dans une revue hal-02011064 v1

Non-Fermi-liquid nature and exotic thermoelectric power in the heavy-fermion superconductor UBe13

Yusei Shimizu , Alexandre Pourret , Georg Knebel , Alexandra Palacio-Morales , Dai Aoki
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2015, 92 (24), pp.241101(R). ⟨10.1103/PhysRevB.92.241101⟩
Article dans une revue cea-01735130 v1

Fermi surface in the hidden-order state of URu2Si2 under intense pulsed magnetic fields up to 81 T

Gernot Werner Scheerer , William Knafo , D. Aoki , Marc Nardone , Abdelaziz Zitouni et al.
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 89, pp.165107. ⟨10.1103/PhysRevB.89.165107⟩
Article dans une revue hal-01048717 v1

Quantum criticality and Lifshitz transition in the Ising system CeRu$_2$Si$_2$ : comparison with YbRh$_2$Si$_2$

Alexandre Pourret , Dai Aoki , Mounir Boukahil , Jean-Pascal Brison , William Knafo et al.
Journal of the Physical Society of Japan, 2014, 83 (6), pp.061002. ⟨10.7566/jpsj.83.061002⟩
Article dans une revue hal-02064971 v1

Multiple nodeless superconducting gaps in optimally doped SrTi 1 − x Nb x O 3

Xiao Lin , Adrien Gourgout , German Bridoux , François Jomard , Alexandre Pourret et al.
Physical Review B, 2014, 90 (14), pp.140508. ⟨10.1103/PhysRevB.90.140508⟩
Article dans une revue hal-04678282 v1

Lifshitz transition and metamagnetism: Thermoelectric studies of CeRu 2 Si 2

M. Boukahil , A. Pourret , G. Knebel , D. Aoki , Y. Ōnuki et al.
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2014, 90 (7), ⟨10.1103/PhysRevB.90.075127⟩
Article dans une revue hal-02064962 v1

Spin fluctuation and Fermi surface instability in ferromagnetic superconductors

Dai Aoki , Adrien Gourgout , Alexandre Pourret , Gael Bastien , Georg Knebel et al.
Comptes Rendus. Physique, 2014, 15 (7), pp.630-639. ⟨10.1016/j.crhy.2014.07.004⟩
Article dans une revue hal-02064975 v1

Metamagnetic Transition in UCoAl Probed by Thermoelectric Measurements

A. Palacio-Morales , A. Pourret , G. Knebel , T. Combier , D. Aoki et al.
Physical Review Letters, 2013, 110 (11), pp.116404. ⟨10.1103/PhysRevLett.110.116404⟩
Article dans une revue hal-04678287 v1

Magnetic Field Driven Electronic Singularities through Metamagnetic Phenomena: Case of the Heavy Fermion Antiferromagnet Ce(Ru 0.92 Rh 0.08 ) 2 Si 2

Yo Machida , Koichi Izawa , Dai Aoki , Georg Knebel , Alexandre Pourret et al.
Journal of the Physical Society of Japan, 2013, 82 (5), pp.054704. ⟨10.7566/JPSJ.82.054704⟩
Article dans une revue hal-04678285 v1

Magnetic Polarization and Fermi Surface Instability: Case of YbRh 2 Si 2

Alexandre Pourret , Georg Knebel , Tatsuma D. Matsuda , Gerard Lapertot , Jacques Flouquet
Journal of the Physical Society of Japan, 2013, 82 (5), pp.053704. ⟨10.7566/JPSJ.82.053704⟩
Article dans une revue hal-04678286 v1

Fermi surface reconstruction inside the hidden order phase of URu2Si2 probed by thermoelectric measurements

A. Pourret , A. Palacio-Morales , S. Kraemer , L. Malone , Marc Nardone et al.
Journal of the Physical Society of Japan, 2013, 82, pp.034706. ⟨10.7566/JPSJ.82.034706⟩
Article dans une revue hal-00825714 v1

Thermoelectricity of the ferromagnetic superconductor UCoGe

Liam Malone , Ludovic Howald , Alexandre Pourret , Dai Aoki , Valentin Taufour et al.
Physical Review B, 2012, 85 (2), pp.024526. ⟨10.1103/PhysRevB.85.024526⟩
Article dans une revue hal-04678501 v1

Strong correlation and low carrier density in Fe 1 + y Te 0.6 Se 0.4 as seen from its thermoelectric response

Alexandre Pourret , Liam Malone , Arlei Antunes , C. Yadav , P. Paulose et al.
Physical Review B, 2011, 83 (2), pp.020504. ⟨10.1103/PhysRevB.83.020504⟩
Article dans une revue hal-04678515 v1

Mott and Efros-Shklovskii Variable Range Hopping in CdSe Quantum Dots Films

Heng Liu , Alexandre Pourret , Philippe Guyot-Sionnest
ACS Nano, 2010, 4 (9), pp.5211-5216. ⟨10.1021/nn101376u⟩
Article dans une revue hal-04678526 v1

Nernst effect as a probe of superconducting fluctuations in disordered thin films

A Pourret , P Spathis , H Aubin , K Behnia
New Journal of Physics, 2009, 11 (5), pp.055071. ⟨10.1088/1367-2630/11/5/055071⟩
Article dans une revue hal-04678536 v1

Magnetoresistance of CdSe/CdS quantum dot films

Alexandre Pourret , Adan Ramirez , Philippe Guyot-Sionnest
Applied Physics Letters, 2009, 95 (14), ⟨10.1063/1.3246157⟩
Article dans une revue hal-04678531 v1

Atomic Layer Deposition of ZnO in Quantum Dot Thin Films

Alexandre Pourret , Philippe Guyot-Sionnest , Jeffrey Elam
Advanced Materials, 2009, 21 (2), pp.232-235. ⟨10.1002/adma.200801313⟩
Article dans une revue istex hal-04678542 v1

The Ground State of PrFe 4 P 12 Probed by Thermal and Thermoelectric Transport

A. Pourret , K. Behnia , D. Kikuchi , Y. Aoki , H. Sugawara et al.
Journal of the Physical Society of Japan, 2008, 77 (Suppl.A), pp.102-107. ⟨10.1143/JPSJS.77SA.102⟩
Article dans une revue hal-04678553 v1

Thickness-tuned superconductor-insulator transitions under magnetic field in a -NbSi

C. Marrache-Kikuchi , H. Aubin , A. Pourret , K. Behnia , J. Lesueur et al.
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2008, 78, pp.144520. ⟨10.1103/PHYSREVB.78.144520⟩
Article dans une revue in2p3-00855475 v1

Nernst effect in the phase-fluctuating superconductor InO x

P. Spathis , H. Aubin , A. Pourret , K. Behnia
EPL - Europhysics Letters, 2008, 83 (5), pp.57005. ⟨10.1209/0295-5075/83/57005⟩
Article dans une revue hal-04678562 v1

Giant Nernst effect in heavy-electron metals

K. Behnia , R. Bel , A. Pourret , K. Izawa , J. Flouquet et al.
Journal of Magnetism and Magnetic Materials, 2007, 310 (2), pp.446-448. ⟨10.1016/j.jmmm.2006.10.897⟩
Article dans une revue istex hal-04678570 v1

A length scale for the superconducting Nernst signal above T$_{c}$ in Nb$_{0.15}$Si$_{0.85}$

A. Pourret , H. Aubin , J. Lesueur , C.A. Marrache-Kikuchi , L. Berge et al.
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2007, 76, pp.214504. ⟨10.1103/PhysRevB.76.214.504⟩
Article dans une revue in2p3-00126268 v1

Drastic Change in Transport of Entropy with Quadrupolar Ordering in PrFe 4 P 12

A. Pourret , K. Behnia , D. Kikuchi , Y. Aoki , H. Sugawara et al.
Physical Review Letters, 2006, 96 (17), pp.176402. ⟨10.1103/PhysRevLett.96.176402⟩
Article dans une revue hal-04678598 v1

Observation of the Nernst signal generated by fluctuating Cooper pairs

A. Pourret , H. Aubin , J. Lesueur , C.A. Marrache-Kikuchi , L. Berge et al.
Nature Physics, 2006, 2, pp.683-686. ⟨10.1038/nphys413⟩
Article dans une revue in2p3-00113394 v1

Localization of $4 f$ State in YbRh$_2$Si$_2$ under Magnetic Field and High Pressure: Comparison with CeRh$_2$Si$_2$

G. Knebel , R. Boursier , E. Hassinger , G. Lapertot , P.G. Niclowitz et al.
Journal of the Physical Society of Japan, 2006, 75, pp.114709-. ⟨10.1143/JPSJ.75.114709⟩
Article dans une revue hal-00165378 v1

Magnetic field-induced quantum superconductor-insulator transition in $Nb_{0.15}Si_{0.85}$

H. Aubin , C.A. Marrache-Kikuchi , A. Pourret , K. Behnia , L. Berge et al.
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2006, 73, pp.094521. ⟨10.1103/PhysRevB.73.94521⟩
Article dans une revue in2p3-00068853 v1
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High-pressure phase diagram of YbRh2Si2

G. Knebel , V. Glazkov , A. Pourret , P.G. Niklowitz , G. Lapertot et al.
Physica B: Condensed Matter, 2005, 359-361, pp.20-22. ⟨10.1016/j.physb.2004.12.043⟩
Article dans une revue istex hal-04678594 v1

Metastable Skyrmion Lattice State in EuPtSi

Alexandre Pourret
International Conference on Strongly Correlated Electron Systems, Sep 2023, Seoul (Korea), South Korea
Communication dans un congrès hal-04707864 v1

Thickness and Magnetic Field-tuned Superconductor-Insulator Transitions in a-Nb15Si85

Claire Marrache-Kikuchi , H. Aubin , A. Pourret , K. Behnia , L. Bergé et al.
LOW TEMPERATURE PHYSICS: 24th International Conference on Low Temperature Physics - LT24, Aug 2005, Orlando, United States. pp.965-966, ⟨10.1063/1.2355026⟩
Communication dans un congrès hal-04678583 v1