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Related papers: Pseudogap in High - Temperature Superconductors

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The pseudogap phenomena have been a long-standing mystery of the cuprate high-temperature superconductors. The pseudogap in the electron-doped cuprates has been attributed to band folding due to antiferromagnetic (AFM) long-range order or…

Superconductivity · Physics 2025-01-03 M. Horio , S. Sakai , H. Suzuki , Y. Nonaka , M. Hashimoto , D. Lu , Z. -X. Shen , T. Ohgi , T. Konno , T. Adachi , Y. Koike , M. Imada , A. Fujimori

Using the d-p model, we demonstrate that the pseudogap, which is induced by the superconducting fluctuation, plays key roles in the determination of the phase diagram observed in high-Tc superconducting materials. We take the pairing…

Superconductivity · Physics 2009-10-31 Akito Kobayashi , Atsushi Tsuruta , Tamifusa Matsuura , Yoshihiro Kuroda

Understanding doped Mott insulators is a fundamental goal in condensed matter physics, with relevance to cuprate superconductors and other quantum materials. The doped Hubbard model minimally describes such systems, and has explicated some…

The pairing and superfluid phenomena in a two-component ultracold atomic Fermi gas is an analogue of Cooper pairing and superconductivity in an electron system, in particular, the high $T_c$ superconductors. Owing to the various tunable…

Quantum Gases · Physics 2014-09-30 Qijin Chen , Jibiao Wang

The pseudogap phenomenology is one of the enigmas of the physics of high-Tc superconductors. Many members of the cuprate family have now been characterized with high resolution in both real and momentum space, which revealed highly…

The pseudogap phase of the underdoped cuprate superconductors harbours diverse manifestations of different ordered electronic-states, and then these ordered electronic-states coexist or compete with superconductivity. Here starting from the…

Superconductivity · Physics 2025-12-02 Xiang Li , Minghuan Zeng , Yu Lan , Huaiming Guo , Shiping Feng

The last 15 years have witnessed important progresses in our understanding of the mechanism of superconductivity in the high-$T_{c}$ cuprates. There is now strong evidence that the strange metal behavior is induced by the quantum critical…

Strongly Correlated Electrons · Physics 2021-07-28 Tao Li

Based on recent experimental results for electron-doped cuprate oxides and ferromagnetic superconductors, it is shown that antiferromagnetic fluctuations always develop in the superconducting phase of both low- and high-temperature…

Superconductivity · Physics 2007-09-03 Fedor V. Prigara

Recently developed numerical methods have enabled the explicit construction of the superconducting state of the Hubbard model of strongly correlated electrons in parameter regimes where the model also exhibits a pseudogap and a Mott…

Strongly Correlated Electrons · Physics 2015-03-20 Emanuel Gull , Olivier Parcollet , Andrew J. Millis

A possible explanation for the existence of the cuprate "pseudogap" state is that it is a d-wave superconductor without quantum phase rigidity. Transport and thermodynamic studies provide compelling evidence that supports this proposal, but…

Superconductivity · Physics 2015-05-14 Jhinhwan Lee , K. Fujita , A. R. Schmidt , Chung Koo Kim , H. Eisaki , S. Uchida , J. C. Davis

Pseudogap is a ubiquitous phenomenon in strongly correlated systems such as high-$T_{\rm c}$ superconductors, ultracold atoms and nuclear physics. While pairing fluctuations inducing the pseudogap are known to be enhanced in low-dimensional…

Quantum Gases · Physics 2020-09-23 Hiroyuki Tajima , Shoichiro Tsutsui , Takahiro M. Doi

The unclear relationship between cuprate superconductivity and the pseudogap state remains an impediment to understanding the high transition temperature (Tc) superconducting mechanism. Here we employ magnetic-field-dependent scanning…

It has become clear that the anomalous properties of cuprate superconductors are intimately related to the formation of a pseudogap. Within the framework of the kinetic-energy-driven superconducting mechanism, the effect of the pseudogap on…

Superconductivity · Physics 2017-04-26 Pengfei Jing , Yiqun Liu , Huaisong Zhao , Lulin Kuang , Shiping Feng

One of the hallmarks of high-temperature superconductors is a pseudogap regime appearing in the underdoped cuprates above the superconducting transition temperature Tc. The pseudogap continously develops out of the superconducting gap. In…

Superconductivity · Physics 2009-11-11 Thomas Eckl , Werner Hanke

We analyze properties of superconducting state (for both s-wave and d-wave pairing), appearing on the "background" of the pseudogap state, induced by fluctuations of "dielectric" (AFM(SDW) or CDW) short -- range order in the model of the…

Superconductivity · Physics 2009-11-10 E. Z. Kuchinskii , M. V. Sadovskii , N. A. Strigina

Reconstruction of the Fermi surface of high-temperature superconducting cuprates in the pseudogap state is analyzed within nearly exactly solvable model of the pseudogap state, induced by short-range order fluctuations of antiferromagnetic…

Superconductivity · Physics 2009-11-13 E. Z. Kuchinskii , M. V. Sadovskii

The mechanism of high temperature superconductivity is not resolved for so long because the normal state of cuprates is not yet understood. Here we show that the normal state pseudo-gap exhibits an unexpected non-monotonic temperature…

We show that the pseudogap of the quark density of states is formed in hot quark matter as a precursory phenomenon of the color superconductivity on the basis of a low-energy effective theory. We clarify that the soft mode of the di-quark…

High Energy Physics - Phenomenology · Physics 2008-11-26 Masakiyo Kitazawa , Tomoi Koide , Teiji Kunihiro , Yukio Nemoto

The loop-current state discovered in under-doped cuprates is characterized by a vector ${\bf \Omega}$ which has four possible orientations which correspond to different domains of order in a perfect sample. Since translational symmetry…

Strongly Correlated Electrons · Physics 2015-01-05 C. M. Varma

In the course of seeking the microscopic mechanism of superconductivity in cuprate high temperature superconductors, the pseudogap phase\textemdash the very abnormal 'normal' state on the hole-doped side\textemdash has proven to be as big…

Superconductivity · Physics 2018-04-02 Inna Vishik