摘要 |
<p>A niobium powder comprising at least one element selected from the group consisting of cerium, neodymium, titanium, rhenium, ruthenium, rhodium, palladium, silver, zinc, silicon, germanium, tin, phosphorus, arsenic and bismuth; a sintered body of the niobium powder; a capacitor comprising a sintered body as one electrode, a dielectric material formed on the surface of the sintered body, and counter electrode provided on the dielectric material; an electronic circuit using said capacitor and an electronic instrument using said capacitor.</p> |