SEARCH Articles Figures Tables Niobium, Tantalum and Zirconium Niobium-zirconium alloys Niobium-zirconium-titanium alloys Test Apparatus and Tensile Properties of Niobium-Zirconium Superconductor Alloy Wire in the Temperature Range Titanium, Zirconium, Hafnium, Niobium, and Tantalum