In nuclear physics and particle detection, stands for Quadrupole-Quadrupole-Split-Pole . This refers to a specific arrangement of magnets used in a pion spectrograph system, such as those historically used at the Indiana University Cyclotron Facility (IUCF) .
This is where you state the author's name (e.g., "By [Your Name]"). : qqsp190
[Insert Theory, e.g., Quick-Query Signal Processing or Quality Standard Parts] In nuclear physics and particle detection, stands for