The Sigma 135mm f/1.4 DG Art is the fastest lens of its type, designed to deliver the best bokeh that money can buy ...

Rotork is delighted to announce the launch of the RTP-4000 range, a new generation of intelligent valve positioners designed ...

The Sigma 200mm f/2 DG OS Sports is a bit of a chunker but it’s a terrific telephoto prime with an exhilarating turn of speed ...

Abstract: The magnetoresistance effect is a promising approach for designing high-force density actuators, but its strong nonlinearity limits its application in nano-positioning systems. In this study ...

Abstract: This article investigates stochastic differential games involving multiple attackers, defenders, and a single target, with their interactions defined by a distributed topology. By leveraging ...