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In-plane resistivity \rho_{ab}, Hall coefficient, and magnetoresistance (MR) are measured in a series of high-quality Bi_{2}Sr_{2-x}La_{x}CuO_{6} crystals with various carrier concentrations, from underdope to overdope. Our crystals show…

Superconductivity · Physics 2009-10-31 Yoichi Ando , T. Murayama

Transport properties of Nd$_{2-x}$Ce$_x$CuO$_{4+\delta}$ single crystal films are investigated in magnetic fields $B$ up to 9T at $T$=(0.4-4.2)K. An analysis of normal state (at $B>B_{c2}$) Hall coefficient $R_H$$^n$ dependence on Ce doping…

The behaviour of the Hall ratio $R_{H}(T)$ as a function of temperature is one of the most intriguing normal state properties of cuprate superconductors. One feature of all the data is a maximum of $R_{H}(T)$ in the normal state that…

Superconductivity · Physics 2009-11-10 A. S. Alexandrov , V. N. Zavaritsky , S. Dzhumanov

The doping dependence of the themopower, in-plane resistivity rho_ab(T), out-of-plane resistivity rho_c(T), and susceptibility has been systematically measured for high-quality single crystal Bi2Sr2Ca2Cu3O10+delta. We found that the…

Superconductivity · Physics 2009-11-07 Takenori Fujii , Ichiro Terasaki , Takao Watanabe , Azusa Matsuda

We investigated the in-plane transport properties of the Fe-based superconductor Ba$_{1-x}$K$_{x}$Fe$_{2}$As$_{2}$ with a wide composition range $0 \leq x \leq 0.55$. We show that the doping dependence of the Hall coefficient is…

Superconductivity · Physics 2012-03-02 Kenya Ohgushi , Yoko Kiuchi

We present a systematic study of the Hall conductance in Bi$_2$Sr$_2$CaCu$_2$O$_x$ (Bi2212) thin films over a large range of doping. We find that in a large part of the phase diagram the Hall coefficient changes sign as a function of…

Superconductivity · Physics 2023-04-07 Yuval Nitzav , Amit Kanigel

The normal-state Hall coefficient R_H and the in-plane resistivity \rho_{ab} are measured in La-doped Bi_{2}Sr_{2}CuO_{y} (T_c \simeq 13 K) single crystals and La_{2-x}Sr_{x}CuO_{4} thin films by suppressing superconductivity with 61-T…

From analysis of the in-plane resistivity $\rho_{ab}(T)$ of La$_{2-x}$Sr$_x$CuO$_4$, we show that normal state transport in overdoped cuprates can be delineated into two regimes in which the electrical resistivity varies approximately…

Superconductivity · Physics 2009-12-11 N. E. Hussey , R. A. Cooper , Xiaofeng Xu , Y. Wang , B. Vignolle , C. Proust

The Hall coefficient (R_H) is investigated along the in-plane direction for carefully prepared La_2-x_Sr_x_CuO_4_ thin films from x=0.08 to x=0.40. It is found that R_H becomes almost temperature independent around room temperature for x >=…

Superconductivity · Physics 2009-11-11 I. Tsukada , S. Ono

We present Hall-effect measurements of two-leg ladder compounds Sr_{14-x}Ca_xCu_24O_41 (0 <= x <= 11.5) with the aim to determine the number of carriers participating in dc transport. Distribution of holes between the ladder and chain…

Strongly Correlated Electrons · Physics 2008-10-23 E. Tafra , B. Korin-Hamzic , M. Basletic , A. Hamzic , M. Dressel , J. Akimitsu

To elucidate how the temperature dependence of the resistivity anisotropy of the cuprate superconductors changes with hole doping, both the in-plane and the out-of-plane resistivities (\rho_{ab} and \rho_{c}) are measured in a series of…

Superconductivity · Physics 2009-11-07 S. Ono , Yoichi Ando

Efforts to understand the microscopic origin of superconductivity in the cuprates are dependent on knowledge of the normal state. The Hall number in the low temperature, high field limit $n_{\rm H}(0)$ has a particular significance because…

Finding and understanding non-Fermi liquid transport behaviors are at the core of condensed matter physics. Most of the existing studies were devoted to the monolayer Hubbard model, which is the simplest model that captures essential…

Strongly Correlated Electrons · Physics 2024-02-27 Yin Shi , Jonathan Schirmer , Long-Qing Chen

Resistivity, Hall effect and magnetoresistance have been investigated systematically on single crystals of Ba$_{1-x}$K$_x$Fe$_2$As$_2$ ranging from undoped to optimally doped regions. A systematic evolution of the quasiparticle scattering…

Superconductivity · Physics 2011-11-24 Bing Shen , Huan Yang , Zhao-Sheng Wang , Fei Han , Bin Zeng , Lei Shan , Cong Ren , Hai-Hu Wen

Hall coefficient $R_H$ and thermoelectric power TEP are studied systematically in the single crystals $Nd_{2-x}Ce_xCuO_{4+\delta}$ (NCCO) with different x from underdoped to overdoped regime. With increasing doping level, both $R_H$ and TEP…

Strongly Correlated Electrons · Physics 2009-11-11 C. H. Wang , G. Y. Wang , T. Wu , Z. Feng , X. G. Luo , X. H. Chen

The doping and temperature dependence of the Hall coefficient, RH, and ab-plane resistivity in the normal state down to 350mK is reported for oriented films of the electron-doped high-Tc superconductor Pr2-xCexCuO4+d. The doping dependence…

Superconductivity · Physics 2007-05-23 Y. Dagan , M. M. Qazilbash , C. P. Hill , V. N. Kulkarni , R. L. Greene

We compute the (zero frequency) Hall coefficient $R_H$, and the high frequency Hall constant $R_H^*$ for the strong coupling Hubbard model away from half-filling, in the $d=\infty$/ local approximation, using the new iterated perturbation…

Condensed Matter · Physics 2007-05-23 Pinaki Majumdar , H. R. Krishnamurthy

We report on measurements of the resistivity and Hall coefficient in underdoped GdBa2Cu3O7-d epitaxial thin films grown by off-axis magnetron sputtering. The films have been lithographically patterned allowing precise measurements of the…

Superconductivity · Physics 2009-11-07 D. Matthey , S. Gariglio , B. Giovannini , J. -M. Triscone

We report on a systematic study of the field dependence of the Hall resistivity $\rho _{yx} (B)$ as a function of doping in thin films of electron-doped superconducting cuprate Pr$_{2-x}$Ce$_{x}$CuO$_{4 \pm \delta}$ (PCCO). Across the…

Superconductivity · Physics 2024-10-23 M. Dion , S. Ghotb , G. Hardy , P. Fournier

We report the doping evolution of magnetic susceptibility $\chi (T)$ and Hall coefficient $R_H$ in high quality Ba$_{1-x}$K$_x$Fe$_2$As$_2$ ($0.13 \leq x \leq 1$) single crystals. It is found that the normal-state magnetic susceptibility of…

Superconductivity · Physics 2015-06-23 Yong Liu , Thomas A. Lograsso
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