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Much research in recent years has focused on using empirical machine learning approaches to extract useful insights on the structure-property relationships of superconductor material. Notably, these approaches are bringing extreme benefits…

数据分析、统计与概率 · 物理学 2020-02-13 Thanh Dung Le , Rita Noumeir , Huu Luong Quach , Ji Hyung Kim , Jung Ho Kim , Ho Min Kim

Predicting high temperature superconductors has long been a great challenge. A major difficulty is how to predict the transition temperature Tc of superconductors. Recently, progress in material informatics has led to a number of machine…

超导电性 · 物理学 2023-11-14 Liang Gu , Yang Liu , Pin Chen , Haiyou Huang , Ning Chen , Yang Li , Yutong Lu , Yanjing Su

Prediction of critical temperature $(T_c)$ of a superconductor remains a significant challenge in condensed matter physics. While the BCS theory explains superconductivity in conventional superconductors, there is no framework to predict…

超导电性 · 物理学 2026-01-08 Suhas Adiga , Umesh V. Waghmare

Superconductivity is a remarkable phenomenon in condensed matter physics, which comprises a fascinating array of properties expected to revolutionize energy-related technologies and pertinent fundamental research. However, the field faces…

超导电性 · 物理学 2024-02-21 Hassan Gashmard , Hamideh Shakeripour , Mojtaba Alaei

We propose a general theory for the critical $T_c$ and pseudogap $T^*$ temperature dependence on the doping concentration for high-$T_c$ oxides, taking into account the charge inhomogeneities in the $CuO_2$ planes. The well measured…

超导电性 · 物理学 2009-11-07 E. V. L. de Mello , E. S. Caixeiro , J. L. Gonzaléz

High-temperature superconductivity occurs in strongly correlated materials such as copper oxides and iron-based superconductors. Numerous experimental and theoretical works have been done to identify the key parameters that induce…

超导电性 · 物理学 2023-05-02 Kota Ido , Yuichi Motoyama , Kazuyoshi Yoshimi , Takahiro Misawa

Recent research on compressed binary hydrides have unveiled the potential for achieving superconductivity at near-room-temperature. Nevertheless, the available decision-making procedures standing behind the selection of constituent elements…

超导电性 · 物理学 2024-09-25 Izabela A. Wrona , Pawel Niegodajew , Artur P. Durajski

Predicting the critical temperature $T_c$ of new superconductors is a notoriously difficult task, even for electron-phonon paired superconductors for which the theory is relatively well understood. Early attempts by McMillan and Allen and…

超导电性 · 物理学 2019-11-27 S. R. Xie , G. R. Stewart , J. J. Hamlin , P. J. Hirschfeld , R. G. Hennig

BaPb$_{1-x}$Bi$_x$O$_3$ is a superconductor, with transition temperature $T_c=11$ K, whose parent compound BaBiO$_3$ possess a charge ordering phase and perovskite crystal structure reminiscent of the cuprates. The lack of magnetism…

The expansiveness of compositional phase space is too vast to fully search using current theoretical tools for many emergent problems in condensed matter physics. The reliance on a deep chemical understanding is one method to identify local…

超导电性 · 物理学 2023-01-26 Lazar Novakovic , Ashkan Salamat , Keith V. Lawler

Predicting the transition temperature, Tc, of a superconductor from Periodic Table normal state properties is regarded as one of the grand challenges of superconductivity. By studying the correlations of Periodic Table properties with known…

综合物理 · 物理学 2012-04-03 O. Paul Isikaku-Ironkwe

We perform first-principles electron-phonon calculations to evaluate the superconducting transition temperature $T_c$ for ternary superhard metals B$_2$C$_3$N and B$_4$C$_5$N$_3$. These materials are predicted to exhibit a wide distribution…

超导电性 · 物理学 2024-10-04 Adam D. Smith , Yogesh K. Vohra , Cheng-Chien Chen

We present a percolation theory for the high-$T_c$ oxides pseudogap and $T_c$ dependence on the hole level. The doping dependent inhomogeneous charge structure is modeled by a distribution which may represent the stripe morphology and yield…

超导电性 · 物理学 2007-05-23 E. V. L. de Mello , E. S. Caixeiro , J. L. Gonzaléz

We survey the landscape of binary hydrides across the entire periodic table from 10 to 500 GPa using a crystal structure prediction method. Building a critical temperature ($T_c$) model, with inputs arising from density of states…

超导电性 · 物理学 2021-08-11 Alice M. Shipley , Michael J. Hutcheon , Richard J. Needs , Chris J. Pickard

The discovery of superconductivity in $\mathrm{YH_{9}}$ with a critical temperature of approximately $T_c\sim 243 \ K$ has opened a new window toward room temperature superconductivity. In this work, we employ the lowest order constrained…

超导电性 · 物理学 2025-10-14 M. A. Rastkhadiv

We investigate the pseudogap onset temperature $T^*$, the superconducting transition temperature $T_c$ and the general nature of the pseudogap phase using a diagrammatic BCS-Bose Einstein crossover theory. This decoupling scheme is based on…

超导电性 · 物理学 2007-05-23 Jiri Maly , Boldizsar Janko , K. Levin

Ga$_2$O$_3$/SiC heterointegration is attractive for ultra-wide-bandgap power electronics, but interfacial thermal boundary conductance (TBC) remains a major heat-removal bottleneck. Direct experimental access to intrinsic atomistic…

By taking advantage of a stability criterion established recently, the critical temperature $T_c$ is reckoned with help of the microscopic parameters, characterising the normal and superconducting electrons, namely the independent-electron…

综合物理 · 物理学 2021-08-11 Jacob Szeftel , Nicolas Sandeau , Michel Abou Ghantous , Muhammad El-Saba

We cast the relation between the chemical composition of a solid-state material and its superconducting critical temperature (Tc) as a statistical learning problem with reduced complexity. Training of query-aware similarity-based ridge…

超导电性 · 物理学 2024-11-11 Siwoo Lee , Jason Hattrick-Simpers , Young-June Kim , O. Anatole von Lilienfeld

Superconductivity has been the focus of enormous research effort since its discovery more than a century ago. Yet, some features of this unique phenomenon remain poorly understood; prime among these is the connection between…

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