Stencils such as “UPRR Main Trk” and “No Trespassing” can be found on the web of the rail on some Union Pacific lines. The example shown here is at Clyman Junction, Wis. Cody Grivno photo Q: In all my ...
Burns School of Medicine), introduced a low-cost, stencil-based method for producing sensors made from laser-induced graphene (LIG), a key material used in wearable sensing platforms. "This ...