Fig. 2: Electrical properties of the Resinvar alloy (aged MAC, aged at 723 K for 72 h after annealing at 1223 K for 3 min), the reference as-annealed (annealed at 1223 K for 3 min without aging) base alloy (AN base, Ni55Cr20Fe25) and the as-annealed MCA (AN MCA, Ni55Cr20Fe10Al8Mn4Cu1Si2).
From: Strong and ductile Resinvar alloys with temperature- and time-independent resistivity

a Typical curves of ρ with respect to T in the temperature range from room temperature to 800 K for the three alloys. b, c Variations of ρ with temperature and time for the Resinvar alloy. Source data are provided as a Source Data file.