Drastic improvement in detection limits in energy dispersive X-ray fluorescence geometry utilizing micro-focused bremsstrahlung excitation in thin-film sample specimen
Kaushik Sanyal, Buddhadev Kanrar, Sangita Dhara
Abstract
Lowest detection limit achieved down to 0.4–4 ng mL<sup>−1</sup> till date in a lab based XRF instrument.
Topics & Concepts
BremsstrahlungDetection limitX-ray fluorescenceExcitationMaterials scienceFluorescenceAnalytical Chemistry (journal)Sample (material)OpticsChemistryPhysicsChromatographyPhotonQuantum mechanicsX-ray Spectroscopy and Fluorescence AnalysisIon-surface interactions and analysisAdvanced X-ray Imaging Techniques