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Inkjet workshop topics

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Inkjet workshop topics Drop formation and air entrainment Collision between free surfaces Singularities in the shape of the free surface Instability of a liquid column – PowerPoint PPT presentation

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Title: Inkjet workshop topics


1
Inkjet workshop topics
  • Drop formation and air entrainment
  • Collision between free surfaces
  • Singularities in the shape of the free surface
  • Instability of a liquid column
  • Inclusion of air pockets
  • Fast modeling with lubrication theory
  • Reproducible deviation of jetting direction
  • Resonance effects in meniscus
  • Dirt particles
  • Contact line movement
  • Air entrainment ?
  • What is a sharp edge, transition between wetting
    and non-wetting
  • Which factors determine contact line pinning
  • Evaporation and sedimentation at nozzle edge
  • Transient effects, harmonic movement

2
Topics 2
  • Drop impact
  • Splashing, simulation methods
  • Contact line pinning of an absorbing drop
  • Sedimentation (coffee stain effect)
  • Influence of evaporation, crystallization, and
    polymerization
  • Coalescence and repelling of drops
  • Air bubbles
  • Blocking of filters
  • Adhesion against porous walls
  • Nano-bubbles and micro-pancakes with hotmelt ink
    ?
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