Alternating barrier elements twist the current path in layered strip conductors to cut AC losses while preserving strength and current density.
Hydride composition tuning and molecular exchange raise superconducting transition temperature while easing extreme pressure demands.
Integrally formed flange and drum portions simplify superconducting wire reel assembly while reducing parts, dies, and manufacturing cost.
Separate metallic and insulating regions place dopants away from current paths, targeting higher Tc without sacrificing Jc.
The disclosed hydride compositions use pressure, temperature, and molecular exchange to achieve superconductivity up to 287 K at 267 GPa.
Inverted strand patterns in unit windings cancel circulating eddy currents to enhance superconducting machine efficiency.
A Roebel winding structure uses a high strength alloy shell to protect superconducting conductors from mechanical stress.
An inert gas annealing process prevents oxidation at the interface, maintaining topological insulator characteristics and enhancing Majorana particle stability.
Reducing superconductor width in winding head regions lowers machine weight and volume while maintaining energy efficiency.
Real-time X-ray monitoring aligns BaMO3 nanocolumns, resolving inconsistent lift factors and ensuring high critical currents at low temperatures.
Non-stoichiometric Nb5+ doping modifies B-site composition in potassium sodium bismuth niobate ceramics to enhance piezoelectric properties.