Kellogg's Research Labs Kellogg's Research Labs, SMA, Nitinol, Shape Memory Alloy, Shape Memory Wire, Muscle Wire, Magic Tricks, Nitinol Springs, Linear Actuator Nitinol is an anisotropic, nonlinear material, with properties that can be varied dramatically during the manufacturing process. We understand if you find that it is a little difficult to bring your concept to fruition. That is why we would like to make our full suite of laboratory tools available to speed your product development process.