25–28 Nov 2024
Fritz-Haber-Institut
Europe/Berlin timezone

2.MP.08 Liquid-jet method development: Flat jets and velocity map imaging

26 Nov 2024, 14:00
2h
Fritz-Haber-Institut

Fritz-Haber-Institut

MP Poster Session MP Poster Session

Speaker

Henrik Haak

Description

Tens-of-µm-sized liquid jets have revolutionized experimental research on the physical chemistry of aqueous solutions. Our work on improved liquid jet techniques unlocks further interesting opportunities in this field.

We show first results of a novel set-up that enables velocity map imaging (VMI) of electrons emitted from a liquid jet, thus allowing the measurement of the full angular and energy distribution in one shot.

Flatjets - planar liquid sheets in vacuum - have interesting properties for experiments on liquids. We give an overview of various designs we have produced, and opportunities associated with them. In particular, using the FHI Free Electron Laser we have gained new insights into the diffusion dynamics in liquids on a µs scale.

Primary authors

Henrik Haak Qi Zhou Tillmann Buttersack Dominik Stemer (Fritz Haber Institute) Florian Trinter Uwe Hergenhahn (Fritz-Haber-Institut der Max-Planck-Gesellschaft, Dept. MP) Giulia Carini Niclas Mueller (Fritz Haber Institute of the Max Planck Society, Department of Physical Chemistry) Alex Paarmann (Fritz Haber Institute) Iain Wilkinson (Helmholtz-Zentrum Berlin für Materialien und Energie) Bernd Winter (FHI Berlin)

Presentation materials

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