3 papers
cond-mat.supr-con2026
Ultrafast decoupling of the pseudogap from superconductivity in a pressurized cuprate
Yanghao Meng, Wenjin Mao, Liucheng Chen +7
The relationship between the pseudogap and superconductivity remains a central puzzle in the physics of cuprates. Hydrostatic pressure provides a clean tuning parameter free from c…
cond-mat.str-el2025
Compression-induced magnetic obstructed atomic insulator and spin singlet state in antiferromagnetic KV2Se2O
Liucheng Chen, Jiayi Yue, Jingwen Cheng +8
Among the complex many-body systems, the metal-insulator transition stands out as a cornerstone and a particularly fertile ground for scientific inquiry. The established models inc…
cond-mat.supr-con2025
Imaging magnetic flux trapping in lanthanum hydride using diamond quantum sensors
Yang Chen, Junyan Wen, Ze-Xu He +7
Lanthanum hydride has attracted significant attention in recent years due to its signatures of superconductivity at around 250 K (1, 2). However, the megabar pressures required for…