Deutsch
Login
Open Access
Home
Search
Browse
Administration
FAQ
Refine
Author
Christoph Helsper (3)
(remove)
Year of publication
1984 (3)
(remove)
Document Type
Article (3)
(remove)
Language
English
(2)
German
(1)
3
search hits
1
to
3
Export
BibTeX
CSV
RIS
50
10
20
50
100
Sort by
Year
Year
Title
Title
Author
Author
Calibration of Optical Particle Counters with Respect to Particle Size / Fißan, H. J. ; Helsper, C.; Kasper, W.
(1984)
Christoph Helsper
;
H. J. Fißan
;
W. Kasper
Kalibrierung der Partikelgrößenbestimmung von optischen Partikelzählern / Fißan, H. J.; Helsper, C. ; Kasper, W.
(1984)
Christoph Helsper
;
H. J. Fißan
;
W. Kasper
Application of a Multistep Condensation Nuclei Counter as a Detector for Particle Surface Composition / Nießner, R.; Helsper, C.; Rönicke, G.
(1984)
Christoph Helsper
;
R. Nießner
;
G. Rönicke
1
to
3