Scaling the programming voltage, while still maintaining 10 year data retention time, has been always a big challenge for Polysilicon Oxide Nitride Oxide Silicon (SONOS) researchers.

降低编程电压，同时仍保持十年的数据记忆时间，一直是多晶硅氮化硅氧化硅硅（SONOS）研究人员面临的一个巨大挑战。

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Graduation, transfer rate, and retention rate data refer to full-time, first-time students pursuing bachelor's degrees.

FORBES: #527 Montana Tech of the University of Montana