Researchers Find 3 Field-Boosted Superconductors in Pentalayer Graphene, Robust Up to 8.5 Tesla
Updated
Updated · Nature.com · Jun 29
Researchers Find 3 Field-Boosted Superconductors in Pentalayer Graphene, Robust Up to 8.5 Tesla
2 articles · Updated · Nature.com · Jun 29
Summary
Three distinct field-enhanced and field-induced superconducting states were identified in rhombohedral pentalayer graphene, establishing a new magnetic field-boosted superconductor family.
Transport measurements showed the states withstand in-plane magnetic fields up to 8.5 Tesla—tens of times above the Pauli limit—and, unlike Bernal bilayer graphene, can be strengthened by both out-of-plane and in-plane fields.
The pentalayer states appear at lower gate electric fields because its flatter band structure strengthens correlations while keeping the material in an ultraclean limit.
Proximitized spin-orbit coupling also created multiple additional superconducting states without adding disorder, pointing to a route toward topological phases and non-Abelian quasiparticles through interfacial engineering.
How can new graphene superconductors be boosted by magnetic fields that should normally destroy them?
Could this magnetic-boosted graphene finally deliver the stable qubits needed for fault-tolerant quantum computing?
With so many graphene breakthroughs in 2026, is this the one to unlock non-Abelian quasiparticles for new physics?
Unconventional Superconductivity in Graphene: MIT-Led Team Finds Four Distinct States Surviving Strong Magnetic Fields
Overview
On June 29, 2026, MIT researchers and their collaborators announced a major breakthrough in quantum materials: rhombohedral graphene can not only sustain but also enhance its superconducting properties when exposed to strong magnetic fields. Their experiments revealed four distinct superconducting states at specific electron densities, with three showing remarkable resilience even under high magnetic fields. This unusual persistence, typically impossible for superconductors, points to a new form of 'field-boosted' superconductivity. The discovery opens a pathway to materials that could work as superconductors at higher temperatures and carry more current, even in challenging conditions.