Xenon Ion Spectroscopy
Xenon Ion Spectroscopy - Related Videos
16:20
Hyperpolarized Xenon for NMR and MRI Applications
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Cited by 28 •
2012
The production of hyperpolarized xenon by means of spin exchange optical pumping (SEOP) is described. This method yields a ~10000-fold enhancement of the nuclear spin polarization of Xe-129 and has applications in nuclear magnetic resonance spectroscopy and imaging. Examples of gas phase and solution state experiments are given.
08:23
Quantitative Measure of Lung Structure and Function Obtained from Hyperpolarized Xenon Spectroscopy
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Cited by 1 •
2023
The manuscript presents a detailed protocol for using hyperpolarized Xenon-129 chemical shift saturation recovery (CSSR) to trace pulmonary gas exchange, assess the apparent alveolar septal wall thickness, and measure the surface-to-volume ratio. The method has the potential to diagnose and monitor lung diseases.
10:22
In Situ SIMS and IR Spectroscopy of Well-defined Surfaces Prepared by Soft Landing of Mass-selected Ions
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Cited by 4 •
2014
Soft landing of mass-selected ions onto surfaces is a powerful approach for the highly-controlled preparation of novel materials. Coupled with analysis by in situ secondary ion mass spectrometry (SIMS) and infrared reflection absorption spectroscopy (IRRAS), soft landing provides unprecedented insights into the interactions of well-defined species with surfaces.
08:17
Validation of Hyperbaric Pressure System with Xenon Anesthesia for Drosophila melanogaster
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2026
Gases that seem harmless at atmospheric pressure can induce behaviors like narcosis under hyperbaric conditions. Conventional hyperbaric pressure chambers are costly and labor-intensive. This study presents a straightforward, low-cost method for examining xenon's effects on Drosophila melanogaster at moderate pressures below 4 atm.
03:24
Common Ion Effect
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2020
Compared with pure water, the solubility of an ionic compound is less in aqueous solutions containing a common ion (one also produced by dissolution of the ionic compound). This is an example of a phenomenon known as the common ion effect, which is a consequence of the law of mass action that may be explained using Le Châtelier’s principle. Consider the dissolution of silver iodide: This solubility equilibrium may be shifted left by the addition of either silver(I) or iodide ions, resulting in...
FAQs
The key link is between a measured spectral line and an energy-level transition within an ion. When xenon ions relax from an electronically excited state to a lower-energy state, they emit light at characteristic energies. Matching those signatures allows researchers to distinguish ionization states and connect observed spectra with the electronic structure of the xenon species present.
The ionization source determines which xenon species and excited states are available for observation. In a discharge or comparable source, xenon atoms can lose electrons and may also become electronically excited. Spectral analysis therefore reflects both the formation of ions and their subsequent energy changes, making source conditions central to interpreting the observed lines.
Spectral signatures can serve as indicators of plasma conditions because they record which ionization states and excited states are present. Researchers interpret the observed lines in relation to characteristic xenon transitions, then use the resulting pattern to assess the plasma environment. This approach links atomic-scale energy changes with broader conditions in the ionized medium.
Studying electron-impact and photon-driven processes helps connect a xenon spectrum to the event that produced its ions or excited states. By examining the resulting spectral signatures, researchers can investigate how these different energy-transfer pathways affect xenon’s ionization and electronic behavior. That comparison is useful in plasma chemistry and other ionized environments.
Researchers first create ionized xenon in a discharge or another ionization source. They then examine light emitted, absorbed, or scattered by the species present and identify characteristic spectral signatures. Those signatures are related to specific energy-level transitions, allowing the investigator to determine relevant ionization states and examine associated plasma or chemical behavior.
Useful measurements can begin with a discharge or another source capable of ionizing xenon. The experiment then examines light that is emitted, absorbed, or scattered, records characteristic spectral signatures, and relates them to xenon energy-level transitions. The final interpretation identifies relevant ionization states and can support assessment of plasma conditions.
Beyond assigning xenon lines, the technique supports investigations of plasma chemistry, ion sources, and high-energy environments. In each setting, researchers can use spectral signatures to examine ionization behavior or electronic structure under conditions where xenon is ionized. The method therefore connects chemical analysis of a noble-gas species with studies of energetic matter.
For chemistry, the main value lies in relating observable spectral features to the electronic structure and chemical behavior of noble-gas species. Xenon ion spectra provide a way to study how losing electrons changes the species’ accessible energy states. This context helps researchers interpret xenon as part of ionized systems and connect atomic observations with chemical behavior.