Abstract: This article proposes a general and efficient surrogate model-based parameter optimization method, consisting of the Taguchi method, finite element method (FEM) simulation, genetic algorithm ...

Learn more about the Rapido Trains HO Greenbrier coil gondola in this product review from Model Railroader magazine.

Abstract: This article develops a sequential load-modulated balanced amplifier (SLMBA) with harmonic suppression couplers (HSCs). A T-shaped structure is utilized to design the HSC, which is smaller ...

Addition strengthens Wabtec’s Transit portfolio Drives innovation, productivity, safety and reliability for passenger rail “The addition of Dellner Couplers marks a major step forward in strengthening ...

Wabtec Corp. on Feb. 11 reported completing its acquisition of Sweden-based Dellner Couplers. In March 2025, Wabtec entered into a definitive agreement to acquire the company for $960 million in cash, ...

Add Yahoo as a preferred source to see more of our stories on Google. Reliable couplers are important whether you're pulling a long freight or switching industries, such as REC Paper Products on Model ...

People who interact with chatbots for emotional support or other personal reasons are likelier to report symptoms of depression or anxiety, a new study finds. The researchers from Mass General Brigham ...

Veronika, a cow living in an idyllic mountain village in the Austrian countryside, has spent years perfecting the art of scratching herself with sticks, rakes, and deck brushes. Now that scientists ...

For 25 years, Pew Research Center has tracked some of the biggest technological shifts in history. Note: We conducted polls via phone from 2000 to 2021; via web and mail in 2023; and via web, mail and ...