3 papers
cond-mat.supr-con2026
Switchable chiral 2x2 pair density wave in pure CsV3Sb5
Wei Song, Xiao-Yu Yan, Xin Yu +9
We investigate electron pairing in a super clean kagome superconductor CsV3Sb5 with a residual resistivity ratio (RRR) of 290. By using the dilution-refrigerator-based scanning tun…
cond-mat.supr-con2026
Nonvolatile electric switching of critical current in cross-bar superconducting junctions
Jiajun Ma, Jingyi He, Qiong Qin +5
Superconducting (SC) diodes are key passive building blocks for future SC electronics. However, realizing their active counterparts is essential for functional logic. Here, we demo…
cond-mat.str-el2025
Many-body electronic structure in pyrochlore superconductor CsBi2 and spin liquid Pr2Ir2O7
Wei Song, Guowei Liu, Hanbin Deng +26
The pyrochlore lattice materials can exhibit geometrical frustration, while the related many-body electronic states remain elusive. In this work, we performed scanning tunneling mi…