Abstract: This article describes a general method for studying the behavior of converters with three discontinuous conduction modes as automatic power factor correctors (PFCs). Some converters with a ...

Abstract: When discontinuous Galerkin time-domain (DGTD) methods with explicit Runge-Kutta (RK) schemes are applied to the analysis of electromagnetic (EM) problems involving lossy media, the solution ...

Why it matters: For more than a century, copper and silver have set the standard for thermal conductivity in metals. A new study by UCLA engineers and their collaborators challenges that assumption, ...

Prime Video has released the first image from Relationship Goals, the upcoming romantic comedy starring Kelly Rowland and Method Man. The film, inspired by Michael Todd’s bestselling book of the same ...

The chips that datacenters use to run the latest AI breakthroughs generate much more heat than previous generations of silicon. Anybody whose phone or laptop has overheated knows that electronics ...

For the first time, scientists have observed electrons in graphene behaving like a nearly perfect quantum fluid, challenging a long-standing puzzle in physics. By creating ultra-clean samples, the ...

As the planet warms, summers are getting hotter in most major U.S. cities. According to new Climate Central analysis, summer heat is also extending into fall, bringing a longer season of heat-related ...

The U.S. Attorney's Office says Robert Jacob Hoopes pleaded guilty to aggravated assault of a federal employee with a dangerous weapon. Winter weather wreaks havoc along some roads in the ...

NEW YORK, August 22, 2025 — Individuals living in urban cities are experiencing the combined effect of increasing temperatures and poor air quality, often referred to as the urban heat dome. Pregnant ...

New imaging method reveals how light and heat generate electricity in nanomaterials by David Danelski, University of California - Riverside edited by Sadie Harley, reviewed by Andrew Zinin Editors' ...

Crystals and glasses have opposite heat-conduction properties, which play a pivotal role in a variety of technologies. These range from the miniaturization and efficiency of electronic devices to ...

The article discusses how increasing disorder in the atomic structure of materials influences macroscopic heat conduction — a critical property for heat-management technologies. The materials studied ...