High-temperature superconducting (HTS) magnets with REBCO

REBCO tape - architecture 

REBCO tape, short for "Rare Earth Barium Copper Oxide tape," refers to a type of superconducting tape that is used in various applications, particularly in the field of high-temperature superconductivity. This type of tape is based on the high-temperature superconducting material REBCO, which stands for Rare Earth Barium Copper Oxide. REBCO materials are known for their ability to maintain superconductivity at relatively higher temperatures compared to traditional superconductors. It has four main layers, substrate, buffer layer, superconducting layer (REBCO), and Ag cap.

REBCO microstructure

The microstructure of REBCO (Rare Earth Barium Copper Oxide) materials plays a crucial role in determining their superconducting properties and overall performance. The microstructure refers to the arrangement, size, and distribution of different phases and components within the material at a microscopic scale. In the context of REBCO, the microstructure influences factors like critical current density, flux pinning behavior, and mechanical stability.

Quench controlled test, 95% retention

Relationship between macroscopic quench and microscopic material structure

SEM images to explore microscopic images

REBCO material surface zoom-in, 10 nm to 1 mm scale.

REBCO conductor has demonstrated highest critical current density at very high magnetic fields

REBCO superconductors excel in carrying strong electrical currents in high magnetic fields due to their exceptional critical current density (Jc) and critical magnetic field (Hc). This makes them ideal for applications like particle accelerators, fusion research, and high-field magnets in medical imaging and scientific research. Their performance enables more powerful and efficient magnet systems, offering benefits in terms of size, stability, and precision.


More REBCO manufactures are coming...

More companies, lower price, and long length of REBCO tape. Existing and coming HTS REBCO manufactures. 

Faraday Factory Japan

Super Power Inc



HTS and other superconductors

REBCO (Rare Earth Barium Copper Oxide), NbTi (Niobium Titanium), and NbSn3 (Niobium Tin-3). These materials are used in various applications where superconductivity is required. Here's a comparison based on certain characteristics:

In summary, the choice of superconducting material depends on the specific requirements of the application, including operating temperature, magnetic field strength, critical current, and cost considerations. REBCO is favored for high-field applications requiring higher temperatures, while NbTi and NbSn3 are used in various applications where lower temperatures and moderate to high magnetic fields are involved.