Abstract
The high Tc superconducting oxide YBa2Cu3O7¿x reacts with hydrogen gas. Thermogravimetric, X-ray and neutron scattering experiments allow us to propose a two-step type of hydrogen bonding. Firstly, a few hydrogen atoms fill some oxygen vacancies and may favourably modify the electron state, giving rise to a slight increase in the critical temperature. Secondly, after a prolonged heating period, the collapse of the YBa2Cu3O7¿x type framework and of superconductivity were observed, and a new, highly hydrogenated material appeared.
| Original language | Undefined |
|---|---|
| Pages (from-to) | 233-244 |
| Number of pages | 12 |
| Journal | Journal of the less-common metals |
| Volume | 0 |
| Issue number | 157 |
| DOIs | |
| Publication status | Published - 1990 |
Keywords
- METIS-129137
- IR-24337
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