Linear Quadrupoles with Added Hexapole Fields

Journal of the American Society for Mass Spectrometry

Volumn 17, Issue 8, 2006, Pages 1063-1073

  Konenkov, Nikolai ^a   Londry, Frank ^b   Ding, Chuanfan ^c   Douglas, D J ^c  

^a RYAZAN STATE UNIVERSITY   (Russian Federation)

^b Pan Galactic Scientific   (Canada)

^c UNIVERSITY OF BRITISH COLUMBIA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; ELECTRODES; MASS SPECTROMETERS; OSCILLATIONS;

DIPOLE TERM; FIELD CENTER; LINEAR QUADRUPOLES; QUADRUPOLE FIELD;

LINEAR PROGRAMMING;

ADDITION REACTION; ANALYTIC METHOD; ARTICLE; CALCULATION; COLLISIONALLY ACTIVATED DISSOCIATION; COMPUTER SIMULATION; DIPOLE; ELECTRODE; ION TRAP MASS SPECTROMETRY; MASS SPECTROMETRY; MOLECULAR STABILITY; PARTICLE SIZE;

EID: 33746225501     PISSN: 10440305     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jasms.2006.03.013     Document Type: Article

References (27)

1. Franzen J., Gabling R.-H., Schubert M., and Wang Y. Nonlinear Ion Traps. In: March R.E., and Todd J.F.J. (Eds). Practical Aspects of Ion Trap Mass Spectrometry Vol. V1 (1995), CRC Press, Boca Raton 49-167
2. Sudakov M. Effective Potential and the Ion Axial Beat Motion Near the Boundary of the First Stable Region in a Nonlinear Ion Trap. Int. J. Mass Spectrom 206 (2001) 27-43
3. Makarov A.A. Resonance Ejection from the Paul Trap. A Theoretical Treatment Incorporating a Weak Octapole Field. Anal. Chem 68 (1996) 4257-4263
4. Collings B.A., Stott W.R., and Londry F.A. Resonant Excitation in a Low Pressure Linear Ion Trap. J. Am. Soc. Mass Spectrom 14 (2003) 622-634
5. Collings B.A. Increased Fragmentation Efficiency of Ions in a Low Pressure Linear Ion Trap with an Added dc Octopole Field. J. Am. Soc. Mass Spectrom 16 (2005) 1342-1352
6. Sudakov M., and Douglas D.J. Linear Quadrupoles with Added Octopole Fields. Rapid Commun. Mass Spectrom 17 (2003) 2290-2294
7. Michaud A.L., Frank A.J., Ding C., Zhao X., and Douglas D.J. Ion Excitation in a Linear Quadrupole Ion Trap with an Added Octopole Field. J. Am. Soc. Mass Spectrom 16 (2005) 835-849
8. Wells, G. J. Linear Ion Trap Apparatus and Method Utilizing an Asymmetrical Trapping Field. US Patent Application 2005/0263696, published December 1, 2005.
9. Hager J.W. A New Linear Ion Trap Mass Spectrometer. Rapid Commun. Mass Spectrom 16 (2002) 512-526
10. Ding C., Konenkov N.V., and Douglas D.J. Quadrupole Mass Filters with Octopole Fields. Rapid Commun. Mass Spectrom 17 (2003) 2495-2502
11. Smythe W.R. Static and Dynamic Electricity (1939), McGraw-Hill Book Company, New York pp 62-65
12. Douglas D.J., Glebova T., Konenkov N., and Sudakov M.Y. Spatial Harmonics of the Field in a Quadrupole Mass Filter with Circular Electrodes. Zh. Tekh. Fiz 69 (1999) 96-101
13. Douglas D.J., and French J.B. Collisional Focusing Effects in Radio Frequency Quadrupoles. J. Am. Soc. Mass Spectrom 3 (1992) 398-408
14. Douglas D.J., Frank A.J., and Mao D. Linear Ion Traps in Mass Spectrometry. Mass Spec. Rev 24 (2005) 1-29
15. Venttsel E.S. Probability Theory. First Steps (1982), Mir Publishers, Moscow p 79
16. McLachlan N.W. Theory and Applications of Mathieu Functions (1947), Oxford University Press, London, UK pp 10-56
17. Konenkov N.V., and Sudakov M. Yu.; Douglas D.J. Matrix Methods for the Calculation of Stability Diagrams in Quadrupole Mass Spectrometry. J. Am. Soc. Mass Spectrom 13 (2002) 597-613
18. Dehmelt H.G. Radiofrequency Spectroscopy of Stored Ions, 1. Storage. Adv. Atom. Mol. Phys 3 (1967) 53-72
19. Gerlich, D. Advances in Chemical Physics; LXXXII Inhomogeneous RF Fields: A Versatile Tool for the Study of Processes with Slow Ions; John Wiley and Sons: New York, 1992; pp 1-176.
20. Landau L.D., and Lifshitz E.M. Mechanics. 3rd ed (1960), Pergamon Press, New York 74-93
21. March R.E., and Hughes R.J. Quadrupole Storage Mass Spectrometry (1989), John Wiley and Sons, Toronto p 42
22. Douglas D.J., and Konenkov N.V. Influence of the 6th and 10th Spatial Harmonics on the Peak Shape of a Quadrupole Mass Filter with Round Rods. Rapid Commun. Mass Spectrom 16 (2002) 1425-1431
23. Douglas, D. J., Ding, C-F., Londry, F. Method and Apparatus For Providing Two-Dimensional Substantially Quadrupole Fields Having Selected Hexapole Components. U.S. Patent Application 2005/0067564, published March 31, 2005.
24. Dawson P.H., and Whetton N.R. Nonlinear Resonances in Quadrupole Mass Spectrometers Due to Imperfect Fields. Int. J. Mass Spectrom. Ion Phys 3 (1969) 1-12
25. Dawson P.H. Ion Optical Properties of Quadrupole Mass Filters. Adv. Elect. Electron. Optics 53 (1980) 152-208
26. Hairer E., Norsett S.P., and Wanner G. Solving Ordinary Differential Equations (1980), Springer-Verlag, New York/Berlin 447
27. Sevugarajan S., and Menon A.G. Field Imperfection Induced Axial Secular Frequency Shifts in Nonlinear Ion Traps. Int. J. Mass Spectrom 189 (1999) 53-61