Our Facilities


Support Tasks

  • training, consultancy and evaluation of new sites and platforms
  • regular trainings of NF staff on instrument operation, data submission, ...
  • state-of-the-art Standard-Operation-Procedures (SOPs) and QA guidelines
  • regular instrument calibration and intercomparison/ round-robin activities with reference instruments
  • regular scientific workshops with NF heads to discuss e.g. new scientific developments
  • regular site audits


Dr. Kristina Höhler

Head of TC CIS
Karlsruhe Institute of Technology (KIT)
Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen
email: kristina.hoehler@kit.edu



✔ occurence in clouds

periodical LWC>0.5 g m-3 at least during two seasons of a year

✔ measurement of the mandatory and at least two specializing variables

mandatory variables: Liquid Water Content (LWC) and droplet effective diameter (Deff)

✔ regular data submission to the ACTRIS data center


✔ enable access for ACTRIS members and external users to the site

How to become a CIS National Facility?

link to labeling website

Specializing Variables
  • droplet number concentration
  • droplet size distribution
  • ice particle number concentration
  • ice particle size distribution
  • INP number concentration
  • INP temperature spectrum
  • bulk cloud water chemical composition
Access Policy



National Facilities Events



September 2021

CCIce QAQC workshop

⭳ presentations and minutes


March 2021

CIS NF networking event


December 2020

CIS Come Together