The echo time, TE is the time between the peak of the gradient-echo to a previous rf excitation pulse.
What is echo time?
The echo time, TE is the time between the excitation RF pulse and the echo formation.
This echo time is an important measurement in magnetic resonance image, MRI. This echo is produced when the frequency encoding gradient is turned on and the gradient reversal produces the echo.
In conclusion, echo time, TE is important in MRI.
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