N. Brookes

activity

20002023

most citedLong-range incommensurate charge fluctuations in (Y,Nd)Ba2Cu3O(6+x)

1.1k citations · 6k across the 83 of their papers we have counts for

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cond-mat.supr-con2023

Charge response function probed by resonant inelastic x-ray scattering: the signature of electronic gaps of YBa $_{2}$ Cu $_{3}$ O $_{7 - δ}$

Giacomo Merzoni, Leonardo Martinelli, Lucio Braicovich +6

In strongly correlated systems the complete determination of the dynamical susceptibility $χ (q, ω)$ is of special relevance because of the entwinement of the spin and char…

cond-mat.supr-con2023★ 6 cited

Paramagnon dispersion and damping in doped Na $_{x}$ Ca $_{2 - x}$ CuO $_{2}$ Cl $_{2}$

Blair W. Lebert, Benjamin Bacq-Labreuil, Mark P. M. Dean +13

Using Resonant Inelastic X-ray Scattering, we measure the paramagnon dispersion and damping of undoped, antiferromagnetic Ca $_{2}$ CuO $_{2}$ Cl $_{2}$ as well as doped, superconducting Na$_…

cond-mat.supr-con2022★ 20 cited

Fate of charge order in overdoped La-based cuprates

K. von Arx, Qisi Wang, S. Mustafi +18

In high-temperature cuprate superconductors, stripe order refers broadly to a coupled spin and charge modulation with a commensuration of eight and four lattice units, respectively…

cond-mat.supr-con2022★ 3 cited

Bulk charge density wave and electron-phonon coupling in superconducting copper oxychlorides

Laura Chaix, Blair W. Lebert, Hu Miao +18

Bulk charge density waves are now reported in nearly all high-temperature superconducting cuprates, with the noticeable exception of one particular family: the copper oxychlorides.…

cond-mat.supr-con2021★ 118 cited

Charge and spin order dichotomy in NdNiO $_{2}$ driven by SrTiO $_{3}$ capping layer

G. Krieger, L. Martinelli, S. Zeng +10

Superconductivity in infinite-layer nickelates holds exciting analogies with that of cuprates, with similar structures and $3 d$ -electron count. Using resonant inelastic x-ray scatt…

cond-mat.supr-con2021★ 16 cited

Doping-dependence of the electron-phonon coupling in two families of bilayer superconducting cuprates

Yingying Peng, Leonardo Martinelli, Qizhi Li +21

While electron-phonon coupling (EPC) is crucial for Cooper pairing in conventional superconductors, its role in high- $T_{c}$ superconducting cuprates is debated. Using resonant inela…

cond-mat.supr-con2021★ 30 cited

Multiple-magnon excitations shape the spin spectrum of cuprate parent compounds

Davide Betto, Roberto Fumagalli, Leonardo Martinelli +12

Thanks to high resolution and polarization analysis, resonant inelastic x-ray scattering (RIXS) magnetic spectra of La2CuO4, Sr2CuO2Cl2 and CaCuO2 reveal a rich set of properties o…

cond-mat.supr-con2020★ 45 cited

Restored strange metal phase through suppression of charge density waves in underdoped YBa $_{2}$ Cu $_{3}$ O $_{7 - δ}$

E. Wahlberg, R. Arpaia, G. Seibold +10

The normal state of optimally doped cuprates is dominated by the "strange metal" phase that shows a linear temperature ( $T$ ) dependence of the resistivity persisting down to the lo…

cond-mat.supr-con2020★ 55 cited

Charge density waves in YBa $_{2}$ Cu $_{3}$ O $_{6.67}$ probed by resonant x-ray scattering under uniaxial compression

H. -H. Kim, E. Lefrançois, K. Kummer +14

We report a comprehensive Cu L $_{3}$ -edge resonant x-ray scattering study of two- and three-dimensional (2D and 3D) incommensurate charge correlations in single crystals of the under…

cond-mat.supr-con2019★ 28 cited

Unusual dynamic charge-density-wave correlations in HgBa $_{2}$ CuO $_{4 + δ}$

B. Yu, W. Tabis, I. Bialo +6

The charge-density-wave (CDW) instability in the underdoped, pseudogap part of the cuprate phase diagram has been a major recent research focus, yet measurements of dynamic, energy…

cond-mat.supr-con2019★ 41 cited

Determining the Electron-Phonon Coupling in Superconducting Cuprates by Resonant Inelastic X-ray Scattering: Methods and Results on Nd $_{1 + x}$ Ba $_{2 - x}$ Cu $_{3}$ O $_{7 - δ}$

Lucio Braicovich, Matteo Rossi, Roberto Fumagalli +15

The coupling between lattice vibration quanta and valence electrons can induce charge density modulations and decisively influence the transport properties of materials, e.g. leadi…

cond-mat.supr-con2019★ 64 cited

Experimental Determination of Momentum-Resolved Electron-Phonon Coupling

Matteo Rossi, Riccardo Arpaia, Roberto Fumagalli +9

We provide a novel experimental method to quantitatively estimate the electron-phonon coupling and its momentum dependence from resonant inelastic x-ray scattering (RIXS) spectra b…

cond-mat.supr-con2019★ 52 cited

Polarization resolved Cu $L_{3}$ -edge resonant inelastic x-ray scattering of orbital and spin excitations in NdBa $_{2}$ Cu $_{3}$ O $_{7 - δ}$

R. Fumagalli, L. Braicovich, M. Minola +14

High resolution resonant inelastic x-ray scattering (RIXS) has proven particularly effective in the determination of crystal field and spin excitations in cuprates. Its strength li…

cond-mat.supr-con2018★ 151 cited

Three dimensional collective charge excitations in electron-doped cuprate superconductors

M. Hepting, L. Chaix, E. W. Huang +17

High temperature cuprate superconductors consist of stacked CuO2 planes, with primarily two dimensional electronic band structures and magnetic excitations, while superconducting c…

cond-mat.supr-con2018★ 175 cited

Dynamical charge density fluctuations pervading the phase diagram of a Cu-based high-Tc superconductor

R. Arpaia, S. Caprara, R. Fumagalli +12

Charge density waves are a common occurrence in all families of high critical temperature superconducting cuprates. Although consistently observed in the underdoped region of the p…

cond-mat.supr-con2018★ 63 cited

Dispersion, damping, and intensity of spin excitations in the single-layer (Bi,Pb) $_{2}$ (Sr,La) $_{2}$ CuO $_{6 + δ}$ cuprate superconductor family

Y. Y. Peng, E. W. Huang, R. Fumagalli +11

Using Cu- $L_{3}$ edge resonant inelastic x-ray scattering (RIXS) we measured the dispersion and damping of spin excitations (magnons and paramagnons) in the high- $T_{c}$ super…

cond-mat.supr-con2018★ 18 cited

Paramagnon dispersion in $β$ -FeSe observed by Fe $L$ -edge resonant inelastic x-ray scattering

M. C. Rahn, K. Kummer, N. B. Brookes +3

We report an Fe $L$ -edge resonant inelastic x-ray scattering (RIXS) study of the unusual superconductor $β$ -FeSe. The high energy resolution of this RIXS experiment ( $\approx$ 55$…

cond-mat.supr-con2018★ 46 cited

Coupling between dynamic magnetic and charge-order correlations in the cuprate superconductor Nd $_{2 - x}$ Ce $_{x}$ CuO $_{4}$

E. H. da Silva Neto, M. Minola, B. Yu +14

Charge order has now been observed in several cuprate high-temperature superconductors. We report a resonant inelastic x-ray scattering experiment on the electron-doped cuprate Nd$…

cond-mat.supr-con2017★ 95 cited

High-temperature charge density wave correlations in La $_{1.875}$ Ba $_{0.125}$ CuO $_{4}$ without spin-charge locking

H. Miao, J. Lorenzana, G. Seibold +11

Although all superconducting cuprates display charge-ordering tendencies, their low-temperature properties are distinct, impeding efforts to understand the phenomena within a singl…

cond-mat.supr-con2016★ 63 cited

Direct observation of charge order in underdoped and optimally doped Bi $_{2}$ (Sr,La) $_{2}$ CuO $_{6 + δ}$ by resonant inelastic x-ray scattering

Y. Y. Peng, M. Salluzzo, X. Sun +10

Charge order in underdoped and optimally doped high- $T_{c}$ superconductors Bi $_{2}$ Sr $_{2 - x}$ La $_{x}$ CuO $_{6 + δ}$ (Bi2201) is investigated by Cu $L_{3}$ edge resonant inelastic…

cond-mat.supr-con2016★ 133 cited

Influence of apical oxygen on the extent of in-plane exchange interaction in cuprate superconductors

Y. Y. Peng, G. Dellea, M. Minola +14

In high Tc superconductors the magnetic and electronic properties are determined by the probability that valence electrons virtually jump from site to site in the CuO2 planes, a me…

cond-mat.supr-con2015★ 35 cited

Magnetic excitations and phonons simultaneously studied by resonant inelastic x-ray scattering in optimally doped Bi $_{1.5}$ Pb $_{0.55}$ Sr $_{1.6}$ La $_{0.4}$ CuO $_{6 + δ}$

Y. Y. Peng, M. Hashimoto, M. Moretti Sala +13

Magnetic excitations in the optimally doped high- $T_{c}$ superconductor Bi $_{1.5}$ Pb $_{0.55}$ Sr $_{1.6}$ La $_{0.4}$ CuO $_{6 + δ}$ (OP-Bi2201, $T_{c} ≃ 34$ K) are inves…

cond-mat.supr-con2014★ 71 cited

Direct observation of bulk charge modulations in optimally-doped Bi $_{1.5}$ Pb $_{0.6}$ Sr $_{1.54}$ CaCu $_{2}$ O $_{8 + δ}$

M. Hashimoto, G. Ghiringhelli, W. -S. Lee +12

Bulk charge density modulations, recently observed in high critical-temperature ( $T_{c}$ ) cuprate superconductors, coexist with the so-called pseudogap and compete with supe…

cond-mat.supr-con2013★ 33 cited

Magnetic excitations in stripe-ordered La $_{1.875}$ Ba $_{0.125}$ CuO $_{4}$ studied using resonant inelastic x-ray scattering

M. P. M. Dean, G. Dellea, M. Minola +10

The charge and spin correlations in La $_{1.875}$ Ba $_{0.125}$ CuO $_{4}$ (LBCO 1/8) are studied using Cu $L_{3}$ edge resonant inelastic x-ray scattering (RIXS). The static charge order (…

Charge response function probed by resonant inelastic x-ray scattering: the signature of electronic gaps of YBa2​Cu3​O7−δ​

Paramagnon dispersion and damping in doped Nax​Ca2−x​CuO2​Cl2​

Fate of charge order in overdoped La-based cuprates

Bulk charge density wave and electron-phonon coupling in superconducting copper oxychlorides

Charge and spin order dichotomy in NdNiO2​ driven by SrTiO3​ capping layer

Doping-dependence of the electron-phonon coupling in two families of bilayer superconducting cuprates

Multiple-magnon excitations shape the spin spectrum of cuprate parent compounds

Restored strange metal phase through suppression of charge density waves in underdoped YBa2​Cu3​O7−δ​

Charge density waves in YBa2​Cu3​O6.67​ probed by resonant x-ray scattering under uniaxial compression

Unusual dynamic charge-density-wave correlations in HgBa2​CuO4+δ​

Determining the Electron-Phonon Coupling in Superconducting Cuprates by Resonant Inelastic X-ray Scattering: Methods and Results on Nd1+x​Ba2−x​Cu3​O7−δ​

Experimental Determination of Momentum-Resolved Electron-Phonon Coupling

Polarization resolved Cu L3​-edge resonant inelastic x-ray scattering of orbital and spin excitations in NdBa2​Cu3​O7−δ​