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Abstract: This paper presents a high-efficiency switched-capacitor DC-DC converter implementing a negative unity voltage conversion ratio. Based on a charge pump architecture, the proposed design ...

Abstract: This letter proposes a zero-voltage switching control strategy for four switch buck–boost converters where the output voltage and the base current are closed-loop regulated. The analytical ...

New NASA Administrator Jared Isaacman announced a major overhaul of the agency's Artemis moon program Friday, acknowledging that the agency's plan to land astronauts on the moon in 2028 was not ...

Key elements of the Trump administration’s arguments this week for another military campaign against Iran do not hold up. By Mark Mazzetti Edward Wong David E. Sanger and Julian E. Barnes Reporting ...

Bills in the Iowa Legislature would require using the federal SAVE database to check someone's citizenship when they register to vote or apply for a driver's license, job or public assistance program.