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Generally, between each blink is an interval of 2–10 seconds; actual rates vary by individual, averaging around 17 blinks per minute in a laboratory setting. However, when the eyes are focused on an object for an extended period of time, such as when reading, the rate of blinking decreases to about 4 to 5 times per minute. [25]
every day / daily quaque die q.h.s., qhs every night at bedtime quaque hora somni q.d.s, qds, QDS 4 times a day quater die sumendum q.i.d, qid 4 times a day quater in die q.h., qh every hour, hourly quaque hora q.o.d., qod every other day / alternate days quaque altera die q.p.m., qPM, qpm every afternoon or evening: quaque post meridiem q.s., qs
In practice, movies since the silent era are recorded at 24 frames per second and displayed by interrupting each frame two or three times for a flicker of 48 or 72 Hz. Television typically originates at 50 or 60 frames or interlaced fields per second.
The typical cell phone user touches his or her phone 2,617 time every day, according to a new study -- and that's just the average user. Research shows we touch our cell phones 2,617 times per day ...
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Fluorescence intermittency, or blinking, is the phenomenon of random switching between ON (bright) and OFF (dark) states of the emitter under its continuous excitation.It is a common property of the nanoscale emitters (molecular fluorophores, colloidal quantum dots) related to the competition between the radiative and non-radiative relaxation pathways.
Knowing how many times a day it’s considered normal to pee can be an important clue to one’s overall health. If you’re outside the normal range, it’s important to see a doctor to pinpoint ...
At one point, we walked into a toy store where every motion-activated decoration went into full scary mode: screaming ghosts, a werewolf with flashing lights, a giant spider crawling across the floor.