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Christoph Helsper (47)
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Fachbereich Energietechnik (47)
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Korngrößenanalyseverfahren für trockene Pulver und Stäube von 0,5-25 µm
(1986)
Christoph Helsper
;
W. Mölter
;
L. Mölter
Fast and Automated Testing of Filter Media / Mölter, W. ; Helsper, C. ; Willemer, W.
(1987)
Christoph Helsper
;
W. Mölter
;
W. Willemer
Application of a Multistep Condensation Nuclei Counter as a Detector for Particle Surface Composition / Nießner, R. ; Helsper, C.
(1985)
Christoph Helsper
;
R. Nießner
On the Influence of the Vapour Substance on the Behaviour of an Expansion Type Condensation Nucleus Counter
(1985)
Christoph Helsper
;
R. Nießner
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
Investigation on the Bipolar Charge Distribution at Various Gas Conditions / Wiedensohler, A.; Lütkemeier, E.; Feldpausch, M. ; Helsper, C.
(1986)
Christoph Helsper
;
A. Wiedensohler
;
E. Lütkemeier
;
M. Feldpausch
Determination of the Bipolar Charge Equilibrium in Pure Gases / Wiedensohler, A. ; Weise, W. ; Helsper, C. ; Lütkemeier, E.
(1986)
Christoph Helsper
;
A. Wiedensohler
;
W. Weise
;
E. Lütkemeier
41
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47