Nuclear magnetic resonance pulse sequence with refocusing pulses having reduced tipping angle

   
   

A method for acquiring nuclear magnetic resonance measurements of a material uses a modified CPMG sequence with a refocusing pulse having a tipping angle less than 180 .degree.. The results of using the shortened refocusing pulse with reduced power requirements are comparable to those obtained with a conventional CPMG sequence.

Un metodo per l'acquisizione delle misure di risonanza magnetica nucleare di un materiale usa una sequenza modificata di CPMG con un impulso refocusing che ha un degree. di capovolgimento di 180 di angolo piĆ¹ meno. I risultati di usando l'impulso refocusing ridotto con i requisiti di alimentazione ridotti sono paragonabili a quelli ottenuti con una sequenza convenzionale di CPMG.

 
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