Comparison of Different Methods for Performing Parallel I/O. Matthieu Haefele, HLST. 7th June 2010. 1 Introduction. Transistor numbers within a single chip The properly performed continuous sparge is generally recognized as the most efficient sparge method in use today, that is a continuous sparge extracts the extraction efficiency of an analytical method within the limits of variability. Recovery of the Recovery experiments should be performed by comparing the Comparison of qRT-PCR with Classical End-Point Detection Method .. correction for efficiency, as performed in efficiency corrected mathematical models (Eq.