Science Popularisation
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How Mass Spectrometry Imaging Contributes to Pharmaceutical Quality Control: The ‘Molecular Fingerprint’ Within Tablets
2026-07-17There is a classic challenge in pharmaceutical quality control: even if a sample is found to be ‘within specification’ following analysis, this does not neces···
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How mass spectrometry imaging works: how a tissue section is transformed into a ‘molecular map’
2026-07-17Imagine an ordinary histological section: under a microscope, you can see the morphology of the cells and the structure of the tissue, but you cannot tell where···
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How should the photoionisation module in a mass spectrometry imaging source be maintained? What is its approximate service life?
2026-07-15The core components of the photoionisation (PI) module are the light source that generates vacuum ultraviolet photons and its optical window. Maintenance focuse···
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How long does a mass spectrometry imaging experiment take? What factors slow it down?
2026-07-15The time required for a single mass spectrometry imaging run ≈ number of scan points × acquisition time per point, ranging from a few minutes to tens of hours···
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When choosing a time-of-flight mass spectrometer, should one prioritise mass resolution or mass accuracy?
2026-07-15Mass resolution and mass accuracy are two distinct aspects: resolution determines ‘whether adjacent peaks can be separated’, whilst accuracy determines ‘the ···
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