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Publications

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The PhD theses published of the squap team are available on the link
www.dropbox.com/sh/2nwnlgjq0mbwjui/...

2021

Exploration of the Hg-based cuprate superconductors by Raman spectroscopy under hydrostatic pressure
N. Auvray, B. Loret, S. Chibani, R. Grasset, Y. Guarnelli, P. Parisiades, A. Forget, D. Colson, M. Cazayous, Y. Gallais, A. Sacuto
Phys. Rev. B 103, 195130 (2021).

Lattice-Shifted Nematic Quantum Critical Point in FeSe1-xSx
S. Chibani, D. Farina, P. Massat, M. Cazayous, A. Sacuto, T. Urata, Y. Tanabe, K. Tanigaki, A. E. Böhmer, P. Canfield, M. Merz, S. Karlsson, P. Strobel, P. Toulemonde, I. Paul, and Y. Gallais
NPJ Quantum Materials, 6, 37 (2021).

Elastic properties assessment in the multiferroic BiFeO3 by picosecond ultrasounds
P. Hemme, P. Djemia, P. Rovillain, Y. Gallais, A. Sacuto, A. Forget, D. Colson, E. Charron, B. Perrin, L. Belliard, and M. Cazayous
Appl. Phys. Lett. 118, 062902 (2021).

Amplitude mode of charge density wave in TTF[Ni(dmit)2]2 by electronic Raman scattering
M. Revelli Beaumont, P. Hemme, Y. Gallais, A. Sacuto, L. Valade, D. de Caro, C. Faulman, and M. Cazayous
Phys. Rev. B 103, 035139 (2021).

Possible observation of the signature of the bad metal phase and its crossover to a Fermi liquid in kappa-(BEDT-TTF)Cu(NCS)2 bulk and nanoparticles by Raman scattering
M. Revelli-Beaumont, P. Hemme, Y. Gallais, A. Sacuto, L. Valade, D. de Caro, C. Faulman, and M. Cazayous
J. Phys. : Condens. Matter 33, 125403 (2021).

2020

Universal relationship between the energy scales of the pseudogap phase, the superconducting state, and the charge-density-wave order in copper oxide superconductors
B. Loret, N. Auvray, G. D. Gu, A. Forget, D. Colson, M. Cazayous, Y. Gallais, I. Paul, M. Civelli and A. Sacuto
Phys. Rev. B 101, 214520 (2020).

Anisotropic Kondo pseudogap in URu2Si2
J. Buhot, X. Montiel, Y. Gallais, M. Cazayous, A. Sacuto, G. Lapertot, D. Aoki, N. E. Hussey, C. Pépin, S. Burdin, and M.-A. Méasson
Phys. Rev. B 101, 245103 (2020).

Impact of the surface phase transition on magnon and phonon excitations in BiFeO3 nanoparticles
I. Aupiais, P. Hemme, M. Allen, R. de Sousa, S. S. Wong, Y. Gallais, A. Sacuto, M. Cazayous
Appl. Phys. Lett. 116 172903 (2020).

Switchable two-dimensional electron gas based on ferroelectric Ca:SrTiO3
J. Bréhin, F. Trier, L. M. Vicente-Arche, P. Hemme, P. Noël, M. Cosset-Chéneau, J-P. Attané, L. Vila, A. Sander, B. Dkhil, V. Garcia, S. Fusil, A. Barthélémy, M. Cazayous and M. Bibes
Rapid. Comm. Phys. Rev. Mat. 4, 041002(R) (2020). [Editor’s recommendation + Featured in Physics]

Reproducible nanostructuration of the superconducting κ-(BEDT-TTF)2Cu (NCS)2 phase
M. Revelli Beaumont, C. Faulman, D. de Caro, M. Cazayous, Y. Gallais, A. Sacuto, C. Pasquier, P. Auban Senzier, M. Monteverde, K. Jacob, L. Valade
Synthetic Metals 261, 116310 (2020).

2019

A Magnetic Phase Diagram for Nanoscale Epitaxial BiFeO3 Films
D. Sando, F. Appert, B. Xu, O. Paull, S. Burns, C.Carrétéro, B. Dupe, V. Garcia, Y. Gallais, A. Sacuto, M. Cazayous, B. Dkhil, J-M. Le Breton, A. Barthélémy, M. Bibes, L. Bellaiche, V. Nagarajan, and J. Juraszek,
Appl. Phys. Rev. 6, 041404 (2019).

Nematic fluctuations in the cuprate superconductor Bi2Sr2CaCu2O8+δ
N. Auvray, B. Loret, S. Benhabib, M. Cazayous, R. D. Zhong, J. Schneeloch, G. D. Gu, A. Forget, D. Colson, I. Paul, A. Sacuto, Y. Gallais
Nature Communication 10, 5209 (2019).

Influence of flexoelectricity on the spin cycloid in (110)-oriented BiFeO3 films
D. Sando, F. Appert, S. R. Burns, Q. Zhang, Y. Gallais, A. Sacuto, M. Cazayous, V. Garcia, S. Fusil, C. Carrétéro, J. M. Le Breton, A. Barthélémy, M. Bibes, J. Juraszek, and V. Nagarajan
Phys. Rev. Mat. 3, 104404 (2019).

Crystal Growth and Doping Control of HgBa2CuO4+δ, the Model Compound for High-Tc Superconductors
Anaëlle Legros, Bastien Loret, Anne Forget, Patrick Bonnaillie, Gaston Collin, Pierre Thuéry, Alain Sacuto and Dorothée Colson
Materials Research Bulletin 118, 110479 (2019).

Size-dependent bistability in multiferroic nanoparticles
B. M. Allen, I. Aupiais, M. Cazayous, R. de Sousa,
Phys. Rev. Mat. 3, 084402 (2019).

Intimate link between Charge Density Wave, Pseudogap and Superconducting Energy Scales in Cuprates
B. Loret, Y. Gallais, M. Cazayous, A. Forget, D. Colson, M. -H. Julien, I. Paul, M. Civelli and A. Sacuto
Nature Physics 15, 771 (2019).

Probing chiral electronic excitations in bilayer graphene by Raman scattering
E. Riccardi, O. Kashuba, M. Cazayous, MA Measson, A. Sacuto and Y. Gallais.
Phys. Review Materials, 3, 014002 (2019).

Pressure-Induced Collapse of the Charge Density Wave and Higgs Mode Visibility in 2H−TaS2
Romain Grasset, Yann Gallais, Alain Sacuto, Maximilien Cazayous, Samuel Mañas-Valero, Eugenio Coronado, and Marie-Aude Méasson
Phys. Rev. Letters, 122, 127001 (2019).

Magnetic transitions in CaMn7O12 : Raman observation of spin-phonon couplings
C. Toulouse, C. Martin, M-A. Measson, Y. Gallais, A. Sacuto, and M. Cazayous
Phys. Rev. B 99, 024303 (2019).

2018

Colossal electromagnon excitation in the non-cycloidal phase of TbMnO3 under pressure
Ian Aupiais, Masahito Mochizuki, Hideaki Sakata, Romain Grasset, Yann Gallais, Alain Sacuto & Maximilien Cazayous
npj Quantum Materials, volume 3, Article number : 60 (2018).

Collapse of Critical Nematic Fluctuations in FeSe under Pressure
Pierre Massat, Yundi Quan, Romain Grasset, Marie-Aude Méasson, Maximilien Cazayous, Alain Sacuto, Sandra Karlsson, Pierre Strobel, Pierre Toulemonde, Zhiping Yin, and Yann Gallais
Phys. Rev. Lett. 121, 077001 (2018).

Raman and ARPES combined study on the connection between the existence of the pseudogap and the topology of the Fermi surface in Bi2Sr2CaCu2O8+d
B. Loret, Y. Gallais, M. Cazayous, R. D. Zhong, J. Schneeloch, G. D. Gu, A. Fedorov, T. K. Kim, S. V. Borisenko, and A. Sacuto
Physical Review B 97, 174521 (2018).

Higgs Mode in the d-Wave Superconductor Bi2Sr2CaCu2O8+x Driven by an Intense Terahertz Pulse
K. Katsumi, N. Tsuji, Y. Hamada, R. Matsunaga, J. Schneeloch, R.D. Zhong, G. Gu, H. Aoki, Y. Gallais and R. Shimano
Physical Review Letters 120, 117001 (2018) Editor’s suggestion

Higgs-mode radiance and charge-density-wave order in 2H−NbSe2
R. Grasset, T. Cea, Y. Gallais, M. Cazayous, A. Sacuto, L. Cario, L. Benfatto, and M.-A. Méasson
Physical Review B 97, 094502 (2018).

2017

A ferroelectric quantum phase transition inside the superconducting dome of Sr1−xCaxTiO3−δ
C. W. Rischau, X. Lin, C. P. Grams, D. Finck, S. Harms, J. Engelmayer, T. Lorenz, Y. Gallais, B. Fauqué, J. Hemberger and K. Behnia
Nature Physics 13, 643-648 (2017)

Vertical temperature boundary of the pseudogap under the superconducting dome in the phase diagram of BiSr2CaCu2O8+δ
B. Loret, S. Sakai, S. Benhabib, Y. Gallais, M. Cazayous, M. A. Méasson, R. D. Zhong, J. Schneeloch, G. D. Gu, A. Forget, D. Colson, I. Paul, M. Civelli, and A. Sacuto
Physical Review B 96, 094525 , 2017

Crystal Growth and Characterization of HgBa2Ca2Cu3O8+δ Superconductors with the Highest Critical Temperature at Ambient Pressure
B. Loret, A. Forget, J-B. Moussy, S. Poissonnet, P. Bonnaillie, G. Collin, P. Thuéry, A. Sacuto and D. Colson
Inorg. Chem. 2017, 56, 9396−9399

Role of the rare earth in lattice and magnetic coupling in multiferroic h - HoMnO3
Liu, J , Gallais, Y ; Measson, MA ; Sacuto, A ; Cheong, SW ; Cazayous, M
Physcial Review B 95, 195104, 2017

Strain and magnetic field induced spin-structure transitions in multiferroic BiFeO3
A. Agbelele, D. Sando, C. Toulouse, C. Paillard, R. D. Johnson, R. Rüffer, A. F. Popkov, C. Carrétéro, P. Rovillain, J.-M. Le Breton, B. Dkhil, M. Cazayous, Y. Gallais, M.-A. Méasson, A. Sacuto, P. Manuel, A. K. Zvezdin, A. Barthélémy, J. Juraszek, and M. Bibes
Advanced Materials, 1602327 (2017).

Raman active high energy excitations in URu2Si2
J. Buhot, Y. Gallais, M. Cazayous, A. Sacuto, P. Piekarz, G. Lapertot, D. Aoki, M-A. Méasson
Physica B 506, 19 (2017).

2016

η collective mode as A1g Raman resonance in cuprate superconductors
X. Montiel, T. Kloss, C. Pépin, S. Benhabib, Y. Gallais, and A. Sacuto
Phys. Rev. B 93, 024515 (2016).

Temperature evolution of the band gap in BiFeO3 traced by resonant Raman scattering
Mads Christof Weber, Mael Guennou, Constance Toulouse, Maximilien Cazayous, Yannick Gillet, Xavier Gonze, and Jens Kreisel
Phys. Rev. B 93, 125204 (2016).

Unconventional High-Energy-State Contribution to the Cooper Pairing in the Underdoped Copper-Oxide Superconductor HgBa2Ca2Cu3O8+delta
Loret, B ; Sakai, S ; Gallais, Y ; Cazayous, M ; Measson, MA ; Forget, A ; Colson, ; Civelli, ; Sacuto A.
Phys. Rev. Lett. 116, 197001 (2016).

Gate dependent electronic Raman scattering in graphene
Riccardi, Elisa, Méasson, Marie-Aude, Cazayous, M, Sacuto, Alain, and Gallais, Yann
Phys. Rev. Lett., 066805 (2016).

Vie et mort du Pseudogap dans l’état normal du cuprate Bi2Sr2CaCu2O8+δ
Thèse de Doctorat de Siham Benhabib, Université Paris Diderot - Paris 7
Thèse https://hal.archives-ouvertes.fr/tel-01493464

2015

Ordres cachés et magnétisme étudiés par spectroscopie Raman en conditions extrêmes
Thèse de Doctorat de Jonathan Buhot, Université Paris Diderot - Paris 7
Thèse https://hal.archives-ouvertes.fr/tel-01188925v2

Driving spin excitations by hydrostatic pressure in BiFeO3 single crystals
J. Buhot, C. Toulouse, M-A. Méasson, , Y. Gallais, A. Sacuto, R. de Sousa, D. Wang, L. Bellaiche, M. Bibes, A. Barthelemy, A. Forget, D. Colson and M. Cazayous
Phys. Rev. Lett. 115, 267204 (2015).

Three energy scales in the superconducting state of hole-doped cuprates detected by electronic Raman scattering
S. Benhabib, Y. Gallais, M. Cazayous, M. -A. Méasson, R. D. Zhong, J. Schneeloch, A. Forget, G. D. Gu, D. Colson, and A. Sacuto
Phys. Rev. B 92, 134502 (2015).

Phonons in the multiferroic langasite Ba3NbFe3Si2O14 : Evidence for symmetry breaking
C. Toulouse, M. Cazayous, S. de Brion, L. Chaix, J. B. Brubach, and P. Roy
Phys. Rev. B 92, 104302 (2015).

Collapse of the normal-state pseudogap at a Lifshitz transition in the Bi2Sr2CaCu2O8+delta cuprate superconductor
S. Benhabib, A. Sacuto, M. Civelli, I. Paul, M. Cazayous, Y. Gallais, M.-A. Measson, R. D. Zhong, J. Schneeloch, G. D. Gu, D. Colson, A. Forget
Phys. Rev. Lett. 114, 147001 (2015).

Lattice dynamics of the heavy-fermion compound URu2Si2
J. Buhot, M.-A. Méasson, Y. Gallais, M. Cazayous, G. Lapertot, D. Aoki, and A. Sacuto
Phys. Rev. B 91, 035129 (2015).

Matériaux Multiférroïques, structure, ordres et couplages. Une étude par spectroscopie Raman
Thèse de Doctorat de Constance Toulouse, Université Paris Diderot - Université Paris Sud - DGA
Thèse https://tel.archives-ouvertes.fr/tel-01377474

2014

Symmetry of the Excitations in the Hidden Order State of URu2Si2
J. Buhot, M.-A. Méasson, Y. Gallais, M. Cazayous, G. Lapertot, D. Aoki, and A. Sacuto
Phys. Rev. Lett. 113, 266405 (2014).

Raman study to obtain crystallite size of carbon materials : A better alternative to the Tuinstra–Koenig law
A, P. Mallet-Ladeira, P. Puech, C. Toulouse, M. Cazayous, N. Ratel-Ramond, P. Weisbecker, G. L. Vignoles, and M. Monthioux
Carbon 80, 629 (2014).

Temperature-induced Change in the Fermi Surface Topology in the Spin Density Wave phase of Sr(Fe1−xCox)2As2
Y.-X. Yang, F. Rullier-Albenque, M.-A. Méasson, M. Cazayous, A. Sacuto, J. Shi, D. Colson, A. Forget, and Y. Gallais
Phys. Rev. B 89,125130 (2014).

Lattice and spin excitations in multiferroic h-YMnO3
C. Toulouse, J. Liu, Y. Gallais, M-A. Measson, A. Sacuto, L. Chaix, V. Simonet, S. de Brion, L. Pinsard-Godart, F. Willaert, J. B. Brubach, P. Roy, S. Petit and M. Cazayous
Phys. Rev. B 89,094415 (2014).

Amplitude ``Higgs’’ mode in 2H-NbSe 2 superconductor
M.-A. Méasson, Y. Gallais, M. Cazayous, B. Clair, P. Rodière, L. Cario, and A. Sacuto
Phys. Rev. B 89,060503(R) (2014).

Control of ferroelectricity and magnetism in multiferroic BiFeO3 by epitaxial strain
D. Sando, A. Agbelele, D. Rahmedov, J. Liu, P. Rovillain, C. Toulouse, I.C. Infante, A.P. Pyatakov, S. Fusil, E. Jacquet, C. Carrétéro, C. Deranlot, S. Lisenkov, D. Wang, J.-M. Lebreton, M. Cazayous, J. Juraszek, A.K. Zvezdin, L. Bellaiche, B. Dkhil, A. Barthélémy and M. Bibes
Phil. Trans. R. Soc. A 372, 20120438 (2014).

2013

Observation of Incipient Charge Nematicity in Ba(Fe1−XCoX)2As2
Y. Gallais, R. M. Fernandes, I. Paul, L. Chauvière, Y.-X. Yang, M.-A. Méasson, M. Cazayous, A. Sacuto, D. Colson, and A. Forget
Phys. Rev. Lett. 111, 267001 (2013).

Crafting the magnonic and spintronic response of BiFeO3 films by epitaxial strain
D. Sando, A. Agbelele, D. Rahmedov, J. Liu, P. Rovillain, C. Toulouse, I.C. Infante, A.P. Pyatakov, S. Fusil, E. Jacquet, C. Carrétéro, C. Deranlot, S. Lisenkov, D. Wang, J.-M. Lebreton, M. Cazayous, A. Sacuto, J. Juraszek, A.K. Zvezdin, L. Bellaiche, B. Dkhil, A. Barthélémy and M. Bibes
Nature Materials 12, 641 (2013).

Theory of spin-orbit enhanced electric-field control of magnetism in multiferroic BiFeO3
R. de Sousa, M. Allen, and M. Cazayous
Phys. Rev. Lett. 110, 267202 (2013).

Raman-scattering measurements and theory of the energy-momentum spectrum for underdoped Bi2Sr2CaCuO8+\delta superconductors : Evidence of an s-wave structure for the pseudogap
S. Sakai, S. Blanc, M. Civelli, Y. Gallais, M. Cazayous, M.-A. Measson, J. S. Wen, Z. J. Xu, G. D. Gu, G. Sangiovanni, Y. Motome, K. Held, A. Sacuto, A. Georges, and M. Imada
Phys. Rev. Lett. 111, 107001 (2013).

Pseudogap in cuprates by Electronic Raman scattering
A. Sacuto, Y. Gallais, M. Cazayous, and M.-A. Méasson
Journal of Physics 449, 012011 (2013).

Raman scattering study of the lattice dynamic of URu2Si2 and sample’s preparation
J. Buhot, M-A. Measson, Y. Gallais, M. Cazayous, A. Sacuto, G. Lapertot, D. Aoki
J. Korean Phys. Society 62, 1427 (2013).

New insights into the phase diagram of the copper oxide superconductors from electronic Raman scattering
A. Sacuto, Y. Gallais, M. Cazayous, M.-A. Méasson, G. D. Gu and D. Colson
Rep. Prog. Phys. 76, 022502 (2013).

Lattice dynamic of multiferroic BiFeO3 studied by inelastic x-ray scattering
E. Borissenko, M. Goffinet, A. Bosak, P. Rovillain, M. Cazayous, D. Colson, P. Ghosez, and M. Krisch
J Phys Condens Matter. 25, 102201 (2013).

Lattice, magnetic excitations and their coupling in multiferroic materials
Thèse de Doctorat de Jiaji Liu, Université Paris Diderot-Paris 7
Thèse https://hal.archives-ouvertes.fr/tel-01493385