SUPERCONDUCTORS CONTAINING THALLIUM, COPPER, OXYGEN, FLUORINE AND AT LEAST ONE OF BARIUM AND STRONTIUM
摘要
<p>A superconducting composition having the nominal formula TlM2CuO5-xFx wherein M is Ba and x is from about 0.10 to about 0.65, or M is Sr and x is from about 0.35 to about 0.75, is disclosed.</p>
