Ab initio methods for superconductivity

C Pellegrini, A Sanna - Nature Reviews Physics, 2024 - nature.com
Modern ab initio theories of superconductivity allow characterizing and predicting phonon-
mediated superconductors. In this Technical Review, we analyse Eliashberg theory, density …

Conventional High-Temperature Superconductivity in Metallic, Covalently Bonded, Binary-Guest C–B Clathrates

N Geng, KP Hilleke, L Zhu, X Wang… - Journal of the …, 2023 - ACS Publications
Inspired by the synthesis of X B3C3 (X= Sr, La) compounds in the bipartite sodalite clathrate
structure, density functional theory (DFT) calculations are performed on members of this …

Van Hove singularity induced phonon-mediated superconductivity above 77 K in hole-doped

TT Gai, PJ Guo, HC Yang, Y Gao, M Gao, ZY Lu - Physical Review B, 2022 - APS
To design a phonon-mediated superconductor with transition temperature above the liquid-
nitrogen temperature under ambient pressure, we align the Fermi level of compound SrB 3 …

(La,Th)H10: Potential High-Tc (242 K) Superconductors Stabilized Thermodynamically below 200 GPa

P Song, AP Durajski, Z Hou, A Ghaffar… - The Journal of …, 2024 - ACS Publications
The recent experimental discovery of high-pressure superconductivity in (La, Y) H10,(La,
Ce) H9,(La, Ce) H10,(Y, Ce) H9, and (La, Nd) H10 confirms that ternary rare-earth clathrate …

[HTML][HTML] A covalent organic framework onion structure

Q Zheng, X Li, Q Zhang, D Lee, H Mao, C Yang… - Materials Today, 2022 - Elsevier
Achieving hierarchical nanomaterials from a bottom-up approach remains challenging.
Here, we report a closed-cage, onion nanostructure of covalent organic framework (COF) …

High- superconductivity in doped boron-carbon clathrates

S Di Cataldo, S Qulaghasi, GB Bachelet, L Boeri - Physical Review B, 2022 - APS
We report a high-throughput ab initio study of the thermodynamic and superconducting
properties of the recently synthesized XB 3 C 3 clathrates. These compounds, in which …

Superconductivity Above 100 K Predicted in Carbon‐Cage Network

YL Hai, MJ Jiang, HL Tian, GH Zhong, WJ Li… - Advanced …, 2023 - Wiley Online Library
To explore carbide superconductors with higher transition temperature, two novel carbon
structures of cage‐network are designed and their superconductivity is studied by doping …

Path to high- superconductivity via Rb substitution of guest metal atoms in the clathrate

P Zhang, X Li, X Yang, H Wang, Y Yao, H Liu - Physical Review B, 2022 - APS
Recently, a host-guest clathrate Sr B 3 C 3 with sp 3-bonded boron-carbon framework was
synthesized at∼ 50 GPa. Based on electron count, the structure is understood as guest Sr …

[HTML][HTML] Overview of HPCAT and capabilities for studying minerals and various other materials at high-pressure conditions

A Bommannavar, P Chow, R Ferry, R Hrubiak… - Physics and Chemistry …, 2022 - Springer
Abstract High-Pressure Collaborative Access Team (HPCAT) is a synchrotron-based facility
located at the Advanced Photon Source (APS). With four online experimental stations and …

New high-performance piezoelectric: ferroelectric carbon-boron clathrate

Z Tan, H Zhang, X Wu, J Xing, Q Zhang, J Zhu - Physical Review Letters, 2023 - APS
High-performance piezoelectrics have been extensively reported with a typical perovskite
structure, in which a huge breakthrough in piezoelectric constants is found to be more and …