Abstract: A double flat-roofed sine waveguide (DFRSWG) slow wave structure (SWS) with low loss for 220-GHz traveling-wave tube (TWT) has been demonstrated in this letter. Through the simulation method ...

In this video, we explain vectors and derivatives as essential math methods used in physics, showing how they describe motion, direction, and change. Clear explanations and examples help connect ...

Abstract: Aiming at the problem of the coexistence of nonlinearity and uncertainty in the control systems, a novel control method which combines the double hidden layer fuzzy emotional recurrent ...

Researchers in South Korea have developed a mathematical method to control random molecular fluctuations inside living cells, a breakthrough that could help explain why cancer can recur after ...

TUCSON, Ariz. (13 News) - Seventy-three percent of Pima County eighth graders aren’t proficient in math, prompting teachers to find new strategies to help students succeed. The University of Arizona’s ...

Add Yahoo as a preferred source to see more of our stories on Google. Math teachers have to accommodate high school students' different approaches to problem-solving. RJ Sangosti/MediaNews Group/The ...

The Grand Prix of Arlington announced Nov. 19 it has reached a multiyear agreement with Java House Cold Brew Coffee to be the official title sponsor of the Grand Prix of Arlington, the city’s ...

The proposed 50-year mortgage aims to improve affordability but would come with higher interest rates and regulatory challenges. Current rules limit qualified mortgages to 30 years, making 50-year ...

Add Yahoo as a preferred source to see more of our stories on Google. Some movies, however, are so bad that it defies reason that anyone could like them at all. These are the movies you put on when ...

On October 3-4, 2025,The Federal Reserve Bank of Philadelphia and the Center for Applied AI at the University of Chicago Booth School of Business are co-hosting a conference on Frontiers in Machine ...