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DESIREE electrospray ion source test bench and setup for collision induced dissociation experiments.

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We describe a new electrospray ion source test bench for ion fragmentation studies. This setup enables detailed analysis of charged fragments using collision-induced dissociation experiments.

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Area of Science:

  • Atomic and Molecular Physics
  • Chemical Physics
  • Accelerator Physics

Background:

  • Ion fragmentation studies are crucial for understanding molecular structure and chemical reactions.
  • Existing experimental setups may have limitations in energy range or fragment analysis.

Purpose of the Study:

  • To detail the design and capabilities of a novel electrospray ion source test bench.
  • To establish a single-pass setup for ion fragmentation studies at the Double ElectroStatic Ion Ring ExpEriment (DESIREE) facility.
  • To enable collision-induced dissociation (CID) experiments within a specific energy range.

Main Methods:

  • Construction and implementation of an electrospray ion source test bench.
  • Development of a single-pass experimental setup at DESIREE.
  • Utilizing collision-induced dissociation (CID) for ion fragmentation.
  • Analysis of charged fragments using an electrostatic energy analyzer (EEA).

Main Results:

  • The described setup facilitates CID experiments with center-of-mass energies from 10 eV to 1 keV.
  • Charged fragments are analyzed by their kinetic energies and masses.
  • The electrostatic energy analyzer offers wide angular acceptance and adjustable energy resolution.

Conclusions:

  • The developed test bench and single-pass setup provide a versatile platform for ion fragmentation research.
  • This infrastructure enhances the capabilities for studying ion dissociation dynamics at DESIREE.
  • The system allows for precise characterization of ionic fragments, aiding in molecular structure elucidation.