Trace Constituent

where

Measurement principle

Institution

1

O3 fast

In-flight

Chemiluminescence on an organic dye

IMK-FZ, Karlsruhe, Germany

2

O3 precise

In-flight

UV absorption

IMK-FZ, Karlsruhe, Germany

3

CO

In-flight

VUV fluorescence

MPI-Chem, Mainz, Germany

4

H2O total, and gaseous

In-flight

Laser photo acoustic and chilled mirror

IMK-FZ, Karlsruhe, Germany

5

H2O total, and gaseous

In-flight

Laser photo acoustic and chilled mirror

IMK-FZ, Karlsruhe, Germany

6

NO

In-flight

Chemiluminescence with O3

DLR, Oberpfaffenhofen, Germany

7

NOy

In-flight

Chemiluminescence after conversion to NO

DLR, Oberpfaffenhofen, Germany

8

Hg

In-flight

Enrichment and atomic fluorescence

GKSS, Geesthacht, Germany

9

CO2

In-flight

Non-Dispersive Infrared Absorption (NDIR)

CEA/CNRS, Paris, France

10

O2 ultra

high precision

In-flight

Electrochemical cells with ultimate temperature and pressure stabilization

Uni Bern,Bern,

Switzerland

11

Methanol, acetone, acetaldehyde, e.o.

In-flight

Proton transfer mass spectrometer (PTR-MS)

IMK-FZ, Karlsruhe, Germany

12

Aerosol concentration

diameter >4 nm

In-flight

Condensation

particle counter (CPC)

TROPOS, Leipzig, Germany

13

Aerosol concentration

diameter >12 nm

In-flight

Condensation

particle counter (CPC)

TROPOS, Leipzig, Germany

14

Aerosol concentration

diameter >18 nm

In-flight

Condensation

particle counter (CPC)

TROPOS, Leipzig, Germany

15

Aerosol size distribution

150 – 5000 nm

In-flight

Optical particle counter (OPC)

TROPOS, Leipzig, Germany

16

Aerosol elemental composition

Lab

Impactor collection, analysis by PIXE

Uni Lund, Lund, Sweden

17

Particle morphology

Lab

Impactor collection, analysis by electron microscope

TROPOS, Leipzig, Germany

18

VOC

Lab

Enrichment and analysis by GC-MS

MPI-Chem, Mainz, Germany

19

Hydrocarbons,

halocarbons, CO2, CH4, N2O, SF6

Lab

Whole air sampler with glass flasks, analysis by GC and GC-MS

UEA, Norwich, England

MPI-Chem, Mainz, Germany

20

BrO, HCHO, OClO, O4

In-flight

Remote sensing

Differential optical absorption spectroscopy (DOAS)

Uni Heidelberg,

Heidelberg, Germany

21

Cirrus clouds

(under certain conditions)

In-flight

Video Camera

TROPOS, Leipzig, Germany

22

Physical data


Aircraft data

Lufthansa, Germany