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MPSS evaluation software with R

Category Information Author WCCAP Date 09 Mar 2026 Read time 1:00
Dear community,

you can find the actual version of the "MPSS evaluation software with R" as a download under "Measurement Guidelines" -> "Particle number size distribution - mobility diameter 10-800 nm". Please use only the approved version by WCCAP to avoid any problems or mistakes during the evaluation process.

First information about the software were given during the last community meeting on February 12th, 2026. Please have a look at the presentation in the section "Meetings & Minutes".

your WCCAP team

ACTRIS - CAIS-ECAC - Aerosol In-Situ Course 2026

Category Information Author CAIS-ECAC Date 12 Nov 2025 Read time 1:45
ACTRIS - CAIS-ECAC - Aerosol In-Situ Course 2026

Fundamentals & Methods for Aerosol Sampling and Physical & Chemical
In-Situ Measurements

Date: Saturday March 14 to Friday March 20, 2026
Venue: National Atmospheric Observatory Kosetice, Czech Republic

ACTRIS ERIC compliant aerosol in‐situ instruments

Category Information Author CAIS-ECAC Date 16 Apr 2024 Read time 1:00
update: ACTRIS ERIC compliant aerosol in‐situ instruments v1.0 April 2024

date: April 16, 2024

1st OGTAC-CC community meeting

Category Information Author OGTAC-CC Date 16 Apr 2024 Read time 1:00
Dear all,
the 1st OGTAC-CC community meeting took place in
April 09, 2024.

We placed the whole documentation online, please flow the link.

All the best,
Falk and Hartmut
ABOUT US
CONTACT
OFFICE HOURS
In the frame of the European Research Infrastructure ACTRIS-ERIC, the CAIS-ECAC is one of the Central Facilities for the ACTRIS National Facilities and external users worldwide. CAIS-ECAC’s mission is to offer operational support for quality assured and controlled physical and chemical aerosol in situ measurements & sampling, to conduct traceable instrument calibration, and to perform laboratory analysis of aerosol samples.
CAIS-ECAC

director: Alfred Wiedensohler
office: Stephanie Schüttauf

Leibniz Institute for Tropospheric Research
Permoserstraße 15
04318 Leipzig
e-mail: wccap[@]tropos.de
Monday, Tuesday, Wednesday, Thursday
9.00am – 12.00pm, 1.00pm – 4.00pm

Friday
9.00am – 12.00pm, 1.00pm – 2.00pm

Saturday , Sunday
closed

Center for Aerosol In-Situ - European Center for Aerosol Caliibration and Characterization
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