UK's FTSE 100 drifts to record high in thin year-end trade London's FTSE 100 index hit a record high in quiet trading on Tuesday, the penultimate session of 2025, supported by gains in banks and ...

Abstract: Cylindrical arrays have been extensively used as key components of metamaterials (MMs) showcasing in a specific frequency range either an effective negative permittivity (ENG) or an ...

Holdings from the library at the Goddard Space Flight Center, which includes unique documents from the early 20th century to the Soviet space race, will be warehoused or thrown out. By Eric Niiler Our ...

Abstract: This paper analyzes the vibration and noise levels of permanent magnet synchronous motor (PMSM). Firstly, an equivalent single cylindrical shell model of motor is established, which ...

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