A global catalog shows how creatures across the tree of life balance rigidity with flexibility in remarkably consistent ways ...

Scientists have uncovered an unexpected breakdown of nuclear order in a remarkably symmetric atom, challenging long-standing ...

After 10 days with only the open ocean and the occasional iceberg at our sides, sailing into the sea ice felt like crossing into a whole new realm. By Raymond Zhong Most of the reserves in the country ...

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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