Racetrack-shaped lasers developed for bright, stable frequency combs

A new, miniature laser source developed by applied physicists in the Harvard John A. Paulson School of Engineering and ...
IEEE

High-Efficiency, High-Fundamental Frequency Inverter for High-Speed Electrical Drive in a Micro Gas Turbine-Based Vehicle Powertrain

Abstract: This paper presents the design, analysis, and validation of a high-efficiency inverter for high-speed electric drives in micro gas turbine (MGT)-based vehicle powertrains. A 30 kW, 700 VDC, ...
Electronic Design

SiC Supercharges High-Voltage Inverter Brick for EVs

Automotive supplier Schaeffler has started mass production of a new high-voltage inverter brick equipped with ROHM’s silicon-carbide (SiC) MOSFET bare chips as part of its strategic partnership. The ...
The New York Times

England’s High Court Warns Lawyers to Stop Citing Fake A.I.-Generated Cases

A senior judge said on Friday that lawyers could be prosecuted for presenting material that had been “hallucinated” by artificial intelligence tools. By Lizzie Dearden Reporting from London The High ...
IEEE

A Multilevel Inverter With a Single Battery Source and a High-Frequency Link for Electric Vehicles

Abstract: Multilevel inverter topologies with cascaded H-bridges fed by asymmetrical direct-current (DC) voltage sources have higher output voltage levels than symmetrical ones and are preferred in ...