The crossroad of South Ashland Avenue and West County Line Road, in Will County, Illinois, is a picture of classic midwestern rural America. Ashland Avenue, at that point, is barely wider than a lane.

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Downtown Whitehorse ...

A peninsula jutting into Guatemala’s Lake Petén Itzá is the site of the ancient Maya city of Nixtun-Ch’ich’. (Courtesy Timothy Pugh/Itza Archaeological Project) For years, archaeologist Timothy Pugh ...

The visual system uses several signals to deduce the three-dimensional structure of the environment, including binocular disparity, texture gradients, shading and motion parallax. Although each of ...

Abstract: For high-power converters, optimized pulse patterns (OPPs) offer excellent harmonic performance at low pulse numbers or switching frequencies. To design them, a set of nonlinear programs are ...

Abstract: This paper presents a control algorithm for medium-voltage (MV) grid-connected converters with LCL filters. The controller is designed in the framework of model predictive control (MPC) to ...