Search Results - "Gu, Genda D"
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1
Effect of covalent bonding on magnetism and the missing neutron intensity in copper oxide compounds
Published in Nature physics (01-12-2009)“…Theories involving highly energetic spin fluctuations are among the leading contenders for explaining high-temperature superconductivity in the cuprates. These…”
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2
Imaging atomic-scale effects of high-energy ion irradiation on superconductivity and vortex pinning in Fe(Se,Te)
Published in Science advances (01-05-2015)“…Maximizing the sustainable supercurrent density, J C, is crucial to high-current applications of superconductivity. To achieve this, preventing dissipative…”
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3
Measurement of the dynamic charge response of materials using low-energy, momentum-resolved electron energy-loss spectroscopy (M-EELS)
Published in SciPost physics (06-10-2017)“…One of the most fundamental properties of an interacting electron system is its frequency- and wave-vector-dependent density response function, \chi({\bf…”
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4
Higgs Mode in the d-Wave Superconductor Bi2Sr2CaCu2O8+x Driven by an Intense Terahertz Pulse
Published in Physical review letters (16-03-2018)“…We investigate the terahertz (THz)-pulse-driven nonlinear response in the d-wave cuprate superconductor Bi2Sr2CaCu2O8+x (Bi2212) using a THz pump near-infrared…”
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5
Higgs Mode in the d -Wave Superconductor Bi 2 Sr 2 CaCu 2 O 8 + x Driven by an Intense Terahertz Pulse
Published in Physical review letters (01-03-2018)“…We investigated the terahertz (THz)-pulse driven nonlinear response in the d-wave cuprate superconductor Bi2Sr2CaCu2O8+x (Bi2212) using a THz pump…”
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6
High-temperature superconductivity in monolayer Bi2Sr2CaCu2O8+δ
Published in Nature (London) (07-11-2019)“…Although copper oxide high-temperature superconductors constitute a complex and diverse material family, they all share a layered lattice structure. This…”
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7
Imaging Dirac-mass disorder from magnetic dopant atoms in the ferromagnetic topological insulator Crx(Bi0.1Sb0.9)2-xTe3
Published in Proceedings of the National Academy of Sciences - PNAS (03-02-2015)“…To achieve and use the most exotic electronic phenomena predicted for the surface states of 3D topological insulators (TIs), it is necessary to open a…”
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8
Directly visualizing the sign change of d-wave superconducting gap in Bi2Sr2CaCu2O8+δ by phase-referenced quasiparticle interference
Published in Nature communications (08-04-2019)“…The superconducting state is formed by the condensation of Cooper pairs and protected by the superconducting gap. The pairing interaction between the two…”
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9
Higgs mode in the d-wave superconductor Bi2Sr2CaCu2O8+x driven by an intense terahertz pulse
Published 14-11-2017“…Phys. Rev. Lett. 120, 117001 (2018) We investigated the terahertz (THz)-pulse driven nonlinear response in the d-wave cuprate superconductor Bi2Sr2CaCu2O8+x…”
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10
Signatures of a magnetic-field-induced Lifshitz transition in the ultra-quantum limit of the topological semimetal ZrTe5
Published in Nature communications (01-12-2022)“…The quantum limit (QL) of an electron liquid, realised at strong magnetic fields, has long been proposed to host a wealth of strongly correlated states of…”
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11
Ultrafast time-resolved x-ray scattering reveals diffusive charge order dynamics in La2-xBaxCuO4
Published in Science advances (16-08-2019)“…Charge order is universal among high-Tc cuprates but its relation to super-conductivity is unclear. While static order competes with superconductivity,dynamic…”
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12
Higgs Mode in the d -Wave Superconductor Bi2Sr2CaCu2 O 8+x Driven by an Intense Terahertz Pulse
Published in Physical review letters (14-03-2018)“…We investigated the terahertz (THz)-pulse driven nonlinear response in the d-wave cuprate superconductor Bi2Sr2CaCu2O8+x (Bi2212) using a THz pump…”
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13
Superconductivity with two-fold symmetry in topological superconductor SrxBi2Se3
Published in Science China. Physics, mechanics & astronomy (01-03-2017)“…Topological superconductivity is the quantum condensate of paired electrons with an odd parity of the pairing function. By using a Corbino-shape like electrode…”
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14
Higgs Mode in the d-Wave Superconductor Bi_{2}Sr_{2}CaCu_{2}O_{8+x} Driven by an Intense Terahertz Pulse
Published in Physical review letters (16-03-2018)“…We investigate the terahertz (THz)-pulse-driven nonlinear response in the d-wave cuprate superconductor Bi_{2}Sr_{2}CaCu_{2}O_{8+x} (Bi2212) using a THz pump…”
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15
Ultrafast time-resolved x-ray scattering reveals diffusive charge order dynamics in La2-xBaxCuO4
Published in Science advances (16-08-2019)“…Charge order is universal among high-Tc cuprates but its relation to super-conductivity is unclear. While static order competes with superconductivity,dynamic…”
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16
Copper oxide superconductors: Sharp-mode coupling in high-Tc superconductors
Published in Nature (London) (18-11-2004)“…Hwang et al. reply-Our optical technique has the advantage of being a bulk probe, which is less subject to uncertainties in the doping level and in the quality…”
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17
Copper oxide superconductors Sharp-mode coupling in high- T c superconductors (reply)
Published in Nature (18-11-2004)“…Hwang et al. reply - Our optical technique has the advantage of being a bulk probe, which is less subject to uncertainties in the doping level and in the…”
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18
Sharp-mode coupling in high-Tc superconductors (reply)
Published in Nature (London) (17-11-2004)Get full text
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19
Shallow core levels, or how to determine the doping and $T_c$ of Bi$_2$Sr$_2$CaCu$_2$O$_{8+\delta}$ and Bi$_{2}$Sr$_2$CuO$_{6+\delta}$ without cooling
Published 28-05-2024“…Phys. Rev. B 109, 224507 (2024) Determining the doping level in high-temperature cuprate superconductors is crucial for understanding the origin of…”
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20
Uniaxial stress study of spin and charge stripes in La$_{1.875}$Ba$_{0.125}$CuO$_{4}$ by $^{139}$La NMR and $^{63}$Cu NQR
Published 19-10-2023“…Physical Review B 108, 205113, (2023) We study the response of spin and charge order in single crystals of La$_{1.875}$Ba$_{0.125}$CuO$_{4}$ to uniaxial…”
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