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20082022
most citedBroken rotational symmetry in the pseudogap phase of a high-Tc superconductor

567 citations · 2k across the 19 of their papers we have counts for

collaborators

19 papers

cond-mat.str-el2022★ 4 cited

No nematicity at the onset temperature of the pseudogap phase in the cuprate superconductor YBCO

G. Grissonnanche, O. Cyr-Choinière, J. Day +5

Electronic nematicity is the spontaneous loss of rotational symmetry in a metal, without breaking translational symmetry. In the cuprate superconductors, there is experimental evid…

cond-mat.supr-con2017★ 87 cited

Pseudogap phase of cuprate superconductors confined by Fermi surface topology

N. Doiron-Leyraud, O. Cyr-Choinière, S. Badoux +15

The properties of cuprate high-temperature superconductors are largely shaped by competing phases whose nature is often a mystery. Chiefly among them is the pseudogap phase, which…

cond-mat.supr-con2017★ 28 cited

Anisotropy of the Seebeck Coefficient in the Cuprate Superconductor YBaCuO: Fermi-Surface Reconstruction by Bidirectional Charge Order

O. Cyr-Choinière, S. Badoux, G. Grissonnanche +11

The Seebeck coefficient of the cuprate YBaCuO was measured in magnetic fields large enough to suppress superconductivity, at hole dopings and $p =…

cond-mat.supr-con2017★ 124 cited

Pseudogap temperature of cuprate superconductors from the Nernst effect

O. Cyr-Choinière, R. Daou, F. Laliberté +17

We use the Nernst effect to delineate the boundary of the pseudogap phase in the temperature-doping phase diagram of cuprate superconductors. New data for the Nernst coefficient $ν…

cond-mat.supr-con2016★ 103 cited

Fermi-surface transformation across the pseudogap critical point of the cuprate superconductor LaNdSrCuO

C. Collignon, S. Badoux, S. A. A. Afshar +8

The electrical resistivity and Hall coefficient R of the tetragonal single-layer cuprate Nd-LSCO were measured in magnetic fields up to T, large enough to access…

cond-mat.str-el2015★ 24 cited

Expansion of the tetragonal magnetic phase with pressure in the iron-arsenide superconductor Ba{1-x}KxFe2As2

E. Hassinger, G. Gredat, F. Valade +11

In the temperature-concentration phase diagram of most iron-based superconductors, antiferromagnetic order is gradually suppressed to zero at a critical point, and a dome of superc…

cond-mat.mes-hall2015★ 18 cited

Dual gate black phosphorus velocity modulated transistor

V. Tayari, N. Hemsworth, O. Cyr-Choinière +3

The layered semiconductor black phosphorus has attracted attention as a 2D atomic crystal that can be prepared in ultra-thin layers for operation as field effect transistors. Despi…

cond-mat.supr-con2015★ 6 cited

Onset field for Fermi-surface reconstruction in the cuprate superconductor YBCO

G. Grissonnanche, F. Laliberte, S. Dufour-Beausejour +17

Quantum oscillations and negative Hall and Seebeck coefficients at low temperature and high magnetic field have shown the Fermi surface of underdoped cuprates to contain a small cl…

cond-mat.supr-con2015★ 89 cited

Two types of nematicity in the phase diagram of the cuprate superconductor YBaCuO

O. Cyr-Choinière, G. Grissonnanche, S. Badoux +6

Nematicity has emerged as a key feature of cuprate superconductors, but its link to other fundamental properties such as superconductivity, charge order and the pseudogap remains u…

cond-mat.supr-con2015★ 40 cited

Wiedemann-Franz law in the underdoped cuprate superconductor YBa2Cu3Oy

G. Grissonnanche, F. Laliberte, S. Dufour-Beausejour +16

The recent detection of charge-density modulations in YBa2Cu3Oy and other cuprate superconductors raises new questions about the normal state of underdoped cuprates. In one class o…

cond-mat.supr-con2015★ 54 cited

Sensitivity of to pressure and magnetic field in the cuprate superconductor YBaCuO: evidence of charge order suppression by pressure

O. Cyr-Choinière, D. LeBoeuf, S. Badoux +7

Cuprate superconductors have a universal tendency to form charge density-wave (CDW) order which competes with superconductivity and is strongest at a doping . Here w…

cond-mat.supr-con2013★ 238 cited

Direct measurement of the upper critical field in a cuprate superconductor

G. Grissonnanche, O. Cyr-Choiniere, F. Laliberte +20

The upper critical field Hc2 is a fundamental measure of the pairing strength, yet there is no agreement on its magnitude and doping dependence in cuprate superconductors. We have…

cond-mat.supr-con2012★ 65 cited

Hall, Seebeck, and Nernst Coefficients of Underdoped HgBa2CuO4+d: Fermi-Surface Reconstruction in an Archetypal Cuprate Superconductor

N. Doiron-Leyraud, S. Lepault, O. Cyr-Choiniere +12

Charge density-wave order has been observed in cuprate superconductors whose crystal structure breaks the square symmetry of the CuO2 planes, such as orthorhombic YBa2Cu3Oy (YBCO),…

cond-mat.supr-con2012★ 95 cited

Decrease of upper critical field with underdoping in cuprate superconductors

J. Chang, N. Doiron-Leyraud, O. Cyr-Choinière +8

The transition temperature Tc of cuprate superconductors falls when the doping p is reduced below a certain optimal value. It is unclear whether this fall is due to strong phase fl…

cond-mat.supr-con2009★ 13 cited

Zooming on the Quantum Critical Point in Nd-LSCO

Olivier Cyr-Choinière, R. Daou, J. Chang +10

Recent studies of the high-Tc superconductor La_(1.6-x)Nd_(0.4)Sr_(x)CuO_(4) (Nd-LSCO) have found a linear-T in-plane resistivity rho_(ab) and a logarithmic temperature dependence…

cond-mat.supr-con2009★ 567 cited

Broken rotational symmetry in the pseudogap phase of a high-Tc superconductor

R. Daou, J. Chang, David LeBoeuf +8

The nature of the pseudogap phase is a central problem in the quest to understand high-Tc cuprate superconductors. A fundamental question is what symmetries are broken when that ph…

cond-mat.supr-con2009★ 135 cited

Enhancement of the Nernst effect by stripe order in a high-Tc superconductor

Olivier Cyr-Choiniere, R. Daou, Francis Laliberte +12

The Nernst effect in metals is highly sensitive to two kinds of phase transition: superconductivity and density-wave order. The large positive Nernst signal observed in hole-doped…

cond-mat.supr-con2008★ 50 cited

Thermopower across the pseudogap critical point of La(1.6-x)Nd(0.4)Sr(x)CuO(4): Evidence for a quantum critical point in a hole-doped high-Tc superconductor

R. Daou, Olivier Cyr-Choinière, Francis Laliberté +6

The thermopower S of the high-Tc superconductor La(1.6-x)Nd(0.4)Sr(x)CuO(4) was measured as a function of temperature T near its pseudogap critical point, the critical hole doping…

cond-mat.supr-con2008★ 242 cited

Linear-T resistivity and change in Fermi surface at the pseudogap critical point of a high-Tc superconductor

R. Daou, David LeBoeuf, Nicolas Doiron-Leyraud +9

A fundamental question of high-temperature superconductors is the nature of the pseudogap phase which lies between the Mott insulator at zero doping and the Fermi liquid at high do…