Abstract: Concerning the stability analysis for systems with time-varying delays, a negative-determination method for a class of generalized-convex (generalized-concave) matrix-valued polynomial ...

Abstract: Direct matrix converters have been developed to address the limitations imposed by lifetime DC link capacitors in their design. These converters provide several advantages, including ...

Affected by water level and rainfall, the failure probability of bank slope is of great time-dependent characteristics. Combining the random field theory with Monte Carlo simulation strategy to ...

We independently select these products—if you buy from one of our links, we may earn a commission. All prices were accurate at the time of publishing. If there’s one section of my kitchen that I get ...

Looking ahead to spring, many of us will be thinking of giving our homes a good clean and clear out. Decluttering is a rewarding but often daunting task, as it's likely to cause a bit of a mess in the ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...