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Christoph Helsper (28)
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Fachbereich Energietechnik (28)
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Calibration of the Polytec HC-15 and HC-70 Optical Particle Counters / Fißan, H. J. ; Helsper, C.
(1983)
Christoph Helsper
;
H. J. Fißan
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
Data Inversion by Simplex Minimization for the Electrical Aerosol Analyzer
(1982)
Christoph Helsper
;
H. J. Fißan
;
A. Kapadi
;
B. Y. H. Liu
Particle Number Distributions of Aerosols from Test Fires
(1980)
Christoph Helsper
;
H. J. Fißan
;
J. Muggli
;
A. Scheidweiler
Response Characteristic of a Polytec HC-15 Optical Particle Counter
(1981)
Christoph Helsper
;
H. J. Fißan
Evaluation of Particle Size Distributions by Means of Particle Counters / Fißan, H. J. ; Helsper, C.
(1979)
Christoph Helsper
Numerical Simulation Studies and Data Reduction for Size Classifying Measurement Techniques / Fißan, H. J.; Helsper, C.
(1979)
Christoph Helsper
;
H. J. Fißan
Numerical Simulation Studies and Data Reduction for Size Classifying Measurement Techniques / Fißan, H. J.; Helsper, C.
(1980)
Christoph Helsper
;
H. J. Fißan
21
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28