Many-Electron Characterizations of Higher-Charge Superconductors
Analysis
This paper proposes a novel approach to understanding higher-charge superconductivity, moving beyond the conventional two-electron Cooper pair model. It focuses on many-electron characterizations and offers a microscopic route to understanding and characterizing these complex phenomena, potentially leading to new experimental signatures and insights into unconventional superconductivity.
Key Takeaways
- •Proposes a new way to characterize higher-charge superconductivity.
- •Focuses on many-electron constructions.
- •Highlights the importance of momentum conservation.
- •Predicts novel experimental signatures like fractional magnetic flux.
Reference
“We demonstrate many-electron constructions with vanishing charge-2e sectors, but with sharp signatures in charge-4e or charge-6e expectation values instead.”