The energy-time uncertainty relation puts a fundamental limit on the precision of radars and lidars for estimation range velocity. in (through time arrival) velocity Doppler frequency shifts) target are inversely related to each other, dictated by bandwidth signal. Here we use theoretical toolbox multi-parameter quantum metrology determine ultimate simultaneous We consider case single as well p...

Pairing theory with methodology, this study demonstrates how EFL teachers’ limited wait-time practice structures in and affects the structuring of the unfolding classroom discourse with reference to learners’ participation opportunities. Informed by the tenets of conversation analysis, we have observed, videotaped, and transcribed line-by-line 10 EFL teachers’ naturally-occurring classroom inte...