Design of a new multi-turn ion optical system 'IRIS' for a time-of-flight mass spectrometer

• Published in: Journal of mass spectrometry. Vol. 44; no. 5; pp. 594 - 604
• Main Authors: Nishiguchi, Masaru, Ueno, Yoshihiro, Toyoda, Michisato, Setou, Mitsutoshi
• Format: Journal Article
• Language: English
• Published: Chichester, UK John Wiley & Sons, Ltd 01.05.2009; Wiley
• Subjects: Computer Simulation; Ejection; Electric potential; Electrodes; Electromagnetic Fields; Equipment Design; Exact sciences and technology; Flight paths; Focusing; Instruments, apparatus, components and techniques common to several branches of physics and astronomy; ion optics; ion trajectory simulation; Ions - analysis; Kinetics; Mass spectrometers; Mass spectrometers and related techniques; Mass Spectrometry - instrumentation; multi-turn time-of-flight mass spectrometer; Optics and Photonics - instrumentation; Physics; Resolution; Simulation; surface charge method; transfer matrix method; Surface charge; surface charge method; Theoretical study; Instrumentation; Time-of-flight method; Mass spectroscopy; Trajectories; multi-turn time-of-flight mass spectrometer; Ion optics; ion trajectory simulation; Design; Transfer matrix method; Mathematical models; Modelling; Multiple reflections

A new multi-turn ion optical system 'IRIS' has been designed for use with a high-performance time-of-flight (TOF) mass spectrometer, which satisfies the new design concepts of time focusing and phase space stability. It has an elliptical flight path composed of four toroidal electric secto...