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Simulations explain why some black holes shine while others fade

Some of the darkest objects in the universe are also among its brightest beacons, lighting up entire galaxies while their ...
Electronic Design

Alternating Control and Optimizing Bandwidth in Buck-Boost Circuits

H-bridge buck-boost ICs are widely used in applications requiring a constant voltage or current source even when the system ...
Reason

Eleventh Circuit Upholds Dismissal of Trump v. Clinton and Affirms Sanctions Against Trump (Updated)

Today the U.S. Court of Appeals for the Eleventh Circuit largely upheld the district court's dismissal of Donald Trump's lawsuit against Hillary Clinton and others and affirmed the district court's ...
IEEE

An Auxiliary H-Bridge-Based Bipolar-Assisted Regulation Quasi-Single-Stage DC/DC Converter

Abstract: The quasi-single-stage dc/dc converter adjusts the output voltage through an auxiliary converter, better adapting to the needs of data center power supply units. However, existing ...
IEEE

A Phase-Shifted Full-Bridge DC-DC Converter With Dual Clamping Circuits to Eliminate Voltage Oscillation for Electric Vehicles Charger

Abstract: This article analyzes the mechanisms of voltage oscillation and clamping and introduces a zero-voltage and zero-current-switching (ZVZCS) full-bridge (FB) dc-dc converter with a wide output ...