Abstract
Eu1.5Ce0.5RuSr2Cu2O 10 is the first Cu-O based material in which superconductivity (SC) and ferromagnetism (FM) have been shown to coexist (TC = 32 K, TM = 122 K thus TM > TC). SC is confined to the CuO2 planes, and the magnetic ordering is due to the Ru sublattice. Hole doping in the CuO2 planes can be achieved with variation of oxygen or hydrogen concentrations. The effect of O is to increase TC (up to 49 K) and TM (up to 168 K). The effect of H is to suppress SC and enhance the FM properties (TM increases to 225 K). In contrast to other HTSC materials, this effect is reversible: by depletion of hydrogen, SC is restored and TM drops back to 122 K.
| Original language | English |
|---|---|
| Pages (from-to) | 370-371 |
| Number of pages | 2 |
| Journal | Physica B: Condensed Matter |
| Volume | 280 |
| Issue number | 1-4 |
| DOIs | |
| State | Published - 2000 |
| Event | 22nd International Conference on Low Temperature Physics (LT-22) - Helsinki, Finland Duration: 4 Aug 1999 → 11 Aug 1999 |
Keywords
- High-temperature superconductors
- Magnetism
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