WebbFigure 2. Elemental and Molecular imaging: Images of a cross-sectioned drug pellet for the molecular ion of the drug and an atomic species. 1 Time-of-Flight Secondary Ion Mass Spectrometry Secondary ions then travel through a field-free analyzer with different velocities, depending on their mass-to-charge ratio (ke=1/2mv 2). For each primary Webb1 apr. 1992 · The concept of Secondary Ion Microscopy, introduced by Castaing et al. [1], is applied to a direct imaging time-of-flight (TOF) mass spectrometer. The ion optical configuration for a particular [2] stigmatic imaging TOF mass spectrometer is reviewed. A number of fundamental factors influencing the mass resolution in any TOF spectrometer …
Priya Murria - Scientist, Analytical Development - Moderna LinkedIn
WebbIntroduction of PHI nanoTOFII Applications 2 1) FIB-TOF-SIMS 2) MS/MS Summary. XPS ... PHI 710 PHI nanoTOF II Time-of-Flight SIMS PHI 4800 PHI ADEPT-1010 Quadrupole SIMS. PHI VersaProbeIII PHI 4800 PHI New Products 4 Scanning micro focus X-ray source High sensitivity Ultimate depth resolution Various types of options SCA analyzer enables … WebbThe authors have developed a parallel imaging MS/MS capability for the PHI nanoTOF II time-of-flight secondary ion mass spectrometry (TOF-SIMS) instrument. The unique design allows a 1 Da wide … Expand. 14. PDF. View 1 excerpt ... in the region of 100 to 1,000 times relative to static SIMS analysis with Ar2000 cluster beams appear to be ... how do you convert mph to m/s
ToF-SIMS Parallel Imaging MS/MS of Lipid Species in Thin Tissue ...
Webb16 mars 2016 · Collision-induced dissociation Tissue cells ABSTRACT The authors have developed a parallel imaging MS/MS capability for the PHI nanoTOF II time-of-flight … WebbThe PHI NanoTOF II mass spectrometer is equipped with a high-energy collision induced dissociation (CID) fragmentation cell as well as a second time-of-flight ana-lyzer … WebbTOF-SIMS allows monitoring of all species of interest simultaneously, and with high mass resolution. Time-of-Flight Secondary Ion Mass Spectrometry (TOF-SIMS) is an analytical … how do you convert mpeg4 audio to mp3