
This new column looks at the current importance of electrospray ionization and emerging approaches for samples that require ionization by other means, including a new technology, multimode ionization.

Michael P. Balogh is the former editor of "MS - The Practical Art," he wrote his last column in September 2011. He is currently Principal Scientist, LC-MS Technology Development, with Waters Corp., Milford, Massachusetts, and is a member of LCGC's editorial advisory board. Kate Yu has taken over the column. For current articles on the field of mass spectrometry and the various hyphenated techniques, including LCâMS, GCâMS, and tandem MS, please visit: http://www.chromatographyonline.com/Column%3A+MS+-+The+Practical+Art