deep sleep wave

基本解释

The brain activity data collected from the volunteers in the sleep group showed that deep sleep (slow-wave sleep) helped strengthen their memories of new words.
从睡觉的那一组志愿者那里收集来的大脑活动的数据表明，深度睡眠（短波睡眠）帮助他们巩固了对词汇的记忆。
An examination of the sleep volunteers' brainwaves showed that deep sleep (slow-wave sleep) rather than rapid eye movement (REM) sleep or light sleep helped in strengthening the new memories。
而对睡眠人员的脑电波进行监测后发现，相较于睡眠浅的志愿者，睡眠较深的志愿者的新增记忆得到了更有效的巩固。
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EEGs found that the “test is coming” group spent more time in deep, slow-wave sleep than did the group not anticipating a test.
从志愿者的脑电图发现，被告知“要考试”的小组成员与另一组成员相比，处于深度、慢波睡眠状态的时间更长。

That drug appears similar to Ambien, Estorra and indiplon, but it also increases the deep slow wave of sleep.
FORBES: Sleep On Demand