English
Related papers

Related papers: Transport properties and doping evolution of the F…

200 papers

Motivated by recent experimental measurements on the Fermi surface(FS) destruction in underdoped high-$T_{c}$ cuprates, we examine its effect on the transport properties based on the Boltzmann equation approach. The effect is modeled by…

Superconductivity · Physics 2009-10-31 Jian-Xin Li , W. C. Wu , T. K. Lee

Systematic analysis of the planar resistivity, Hall effect and cotangent of the Hall angle for the electron-doped cuprates reveals underlying Fermi-liquid behavior even deep in the antiferromagnetic part of the phase diagram. The transport…

Superconductivity · Physics 2016-11-09 Yangmu Li , W. Tabis , G. Yu , N. Barišić , M. Greven

We study the doping evolution of the electronic structure in the normal phase of high-$T_c$ cuprates. Electronic structure and Fermi surface of cuprates with single CuO$_2$ layer in the unit cell like La$_{2-x}$Sr$_x$CuO$_4$ have been…

Strongly Correlated Electrons · Physics 2011-06-22 S. G. Ovchinnikov , M. M. Korshunov , E. I. Shneyder

Understanding the physical properties of unconventional superconductors as well as of other correlated materials presents a formidable challenge. Their unusual evolution with doping, frequency, and temperature has frequently led to…

A new phenomenological model is proposed to describe the evolution of the Fermi surface (FS) in a wide range of dopings. It reproduces the key features of the cuprates in the underdoped phase above the superconducting temperature $T_c$. It…

Strongly Correlated Electrons · Physics 2018-12-26 Ilya Ivantsov , Alvaro Ferraz , Evgenii Kochetov

Fermiology, the shape and size of the Fermi surface, underpins the low-temperature physical properties of a metal. Recent investigations of the Fermi surface of high-Tc superconductors, however, show a most unusual behavior: upon addition…

Strongly Correlated Electrons · Physics 2008-10-13 L. Hozoi , M. S. Laad , P. Fulde

A semi-phenomenological approach to describe the evolution of Fermi surface (FS) and electronic structure with doping is presented which is based on the spin-fermion model. The doping is simulated by a frustration term in the spin…

Strongly Correlated Electrons · Physics 2007-05-23 A. F. Barabanov , R. Hayn , A. A. Kovalev , O. V. Urazaev , A. M. Belemouk

he relationship between photoemission spectra of high-$T_{\textrm{c}}$ cuprates and their thermodynamic and transport properties are discussed. The doping dependence of the expected quasi-particle density at the Fermi level ($E_\mathrm{F}$)…

Recently, several experiments on La$_{2-x}$Sr$_x$CuO$_4$ (LSCO) challenged the Fermi liquid picture for overdoped cuprates, and stimulated intensive debates [1]. In this work, we study the magnetotransport phenomena in such systems based on…

Superconductivity · Physics 2021-07-08 Rui-Ying Mao , Da Wang , Congjun Wu , Qiang-Hua Wang

In this paper a mean-field theory for the spin-liquid paramagnetic non-superconducting phase of the p- and n-type High-$T_c$ cuprates is developed. This theory applied to the effective $t-t'-t''-J^*$ model with the {\it ab initio}…

Strongly Correlated Electrons · Physics 2007-08-08 M. M. Korshunov , S. G. Ovchinnikov

We discuss evolution of the Fermi surface (FS) topology with doping in electron doped cuprates within the framework of a one-band Hubbard Hamiltonian, where antiferromagnetism and superconductivity are assumed to coexist in a uniform phase.…

Superconductivity · Physics 2009-11-13 Tanmoy Das , R. S. Markiewicz , A. Bansil

The electrical resistivity $\rho$ and Hall coefficient R$_H$ of the tetragonal single-layer cuprate Nd-LSCO were measured in magnetic fields up to $H = 37.5$ T, large enough to access the normal state at $T \to 0$, for closely spaced…

Transport properties of high transition temperature (high Tc) cuprate superconductors are investigated within a two-band model. The doping dependent Hall coefficients of La_{2-x}Sr_xCuO_4 (LSCO) and Nd_{2-x}Ce_xCuO_4 (NCCO) are explained by…

Superconductivity · Physics 2007-05-23 Nie Luo

We consider the implications of a phenomenological model self-energy for the charge transport properties of the metallic phase of the overdoped cuprate superconductors. The self-energy is the sum of two terms with characteristic…

Strongly Correlated Electrons · Physics 2012-07-30 Jure Kokalj , Nigel E. Hussey , Ross H. McKenzie

The intrinsic metastable crystal structure of the cuprates results in local dynamical lattice instabilities, strongly coupled to the density fluctuations of the charge carriers. They acquire in this way simultaneously both, delocalized and…

Superconductivity · Physics 2015-05-14 Julius Ranninger

Recent transport experiments in the cuprate superconductors linked the opening of the pseudogap to a change in electronic dispersion [S. Badoux et al., Nature 531, 210 (2015)]. Transport measurements showed that the carrier density sharply…

Superconductivity · Physics 2017-10-16 Corentin Morice , Xavier Montiel , Catherine Pépin

We report extensive resistivity, Hall, and magnetoresistance measurements on thin films of the electron-doped cuprate \PCCO~(PCCO), as a function of doping, temperature and magnetic field. The doping dependence of the resistivity and Hall…

Superconductivity · Physics 2016-12-07 Yoram Dagan , Richard L. Greene

Earlier we have proposed a new approach to the analysis of superconducting phase diagrams for cuprates and pnictides and have shown that the positions of superconducting domes on the diagrams can be predicted with high accuracy proceeding…

Superconductivity · Physics 2019-03-26 K. V. Mitsen , O. M. Ivanenko

We have performed angle-resolved photoemission and core-level x-ray photoemission studies of the single-layer cuprate Bi$_2$Sr$_{2-x}$La$_x$CuO$_{6+\delta}$ (Bi2201) and revealed the doping evolution of the electronic structure from the…

Superconductivity · Physics 2008-04-19 M. Hashimoto , T. Yoshida , H. Yagi , M. Takizawa , A. Fujimori , M. Kubota , K. Ono , K. Tanaka , D. H. Lu , Z. -X. Shen , S. Ono , Yoichi Ando

The notion of the electron Fermi surface is one of the characteristic concepts in the field of condensed matter physics, and it plays a crucial role in the understanding of the physical properties of doped Mott insulators. Based on the t-J…

Strongly Correlated Electrons · Physics 2016-07-05 Xixiao Ma , Yu Lan , Ling Qin , Lulin Kuang , Shiping Feng
‹ Prev 1 2 3 10 Next ›