frequency

frequency   Dan frequency

What do optical frequency combs do? Optical frequency combs are specialized lasers that act like a ruler for light They measure exact frequencies of light —

The symbols most often used for frequency are f and the Greek letters nu Nu is used more often when specifying electromagnetic waves, such as light, X-rays Frequency refers to how often an event occurs within a given period Frequency may also refer to: Entertainment edit · Frequency , a film

ยังยิ้มได้ The meaning of FREQUENCY is the fact or condition of occurring frequently How to use frequency in a sentence  The frequency is the number of oscillation per unit time It is used for defining the cyclic process like rotation, oscillation, wave etc