A rare-earth barium copper oxide (REBCO) is now being used by an Oxfordshire-based company for its superconducting properties ...

Barium is a metal in group IIA of the periodic table with atomic number 56, an atomic weight of 137.34, and a density of 3.5 Mg/m 3. Its melting point is 714 C, and it boils at 1640 C. The electronic ...

Twenty years ago this spring, they discovered that a crystalline compound of lanthanum, barium ... were drawn to the copper oxides by the ferroelectric behaviour of similar metal oxides, such ...

The ceramic-like substance, called rare-earth barium copper oxide (REBCO), is ... A thin layer of REBCO, bonded to copper metal tape, wound hundreds of times around with 1,000 amps running through ...