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Dr.-Ing. Norbert Roth

PositionResearch Associate
Emailnorbert.rothaetitlr.uni-stuttgart.de
Address Institute of Aerospace Thermodynamics
Pfaffenwaldring 31
70569 Stuttgart
Room1-144
Phone+49 (0) 711 685-62320
Fax+49 (0) 711 685-62317
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List of Publications

J. Schmid, I. Zarikos, A. Terzis, N. Roth, B. Weigand
Crystallization of urea from an evaporative aqueous solution sessile droplet at sub-boiling temperatures and surfaces with different wettability,
Experimental Thermal and Fluid Science Vol. 91, pp. 80-88, 2018

N. Roth, M. Reitzle, M. Franke, A. Moita, B. Weigand
Shear Thinning Liquids Impacting on Dry Solid Walls: Comparison Between Numerical Simulations and Experiments,
Proc. 27th Europ. Conf. on Liquid Atomization and Spray Systems, Brighton, 2016

M. Reitzle, N. Roth, B. Weigand
Numerical Study of the Impact of Praestol® Droplets on Solid Walls,
High Performance Computing in Science and Engineering ´16: Transactions of the High Performance Computing Center, Stuttgart (HLRS), pp.375-388, Stuttgart, 2016, 2016

N. Roth, C. Meister, H. Gomaa, M. Ertl, B. Weigand
Numerical Simulation of Shear Thinning Liquids Impacting on Dry Solid Walls,
Proc. 26th Europ. Conf. on Liquid Atomization and Spray Systems, Bremen, 2014

N. Roth, C. Mercadé, H. Gomaa, C. Focke, D. Bothe, I. V. Roisman, B. Weigand
Collision of Droplets: An Experimental, Numerical and Analytical Approach,
ILASS 2013, Chania, 2013

Moritz Ertl, Norbert Roth, Günter Brenn, Hassan Gomaa and Bernhard Weigand
Simulations and Experiments on Shape Oscillations of Newtonian and Non-Newtonian Liquid Droplets,
ILASS 2013, Chania, Kreta, Griechenland, 2013

W. Manosroi, N. Roth, B. Weigand
Measurements of refractive index and size of single hydrocarbon droplets in a heated chamber based on a rainbow refractometry technique,
SPRAY 2012, 10. Workshop über Sprays, Techniken der Fluidzerstäubung und Untersuchung von Sprühvorgängen, Berlin, 2012

H. Gomaa, N. Roth, B. Weigand
Experimental Investigation on the Disintegration of a Liquid Streak at the Trailing Edge of a Thin Plate,
SPRAY 2012, 10. Workshop über Sprays, Techniken der Fluidzerstäubung und Untersuchung von Sprühvorgängen, Berlin, 2012

A. S. Moita, N. Roth, H. Gomaa, B. Weigand, A. L. N. Moreira
Effect of the properties of the surrounding gas on the dynamic behaviour of bouncing droplets on a solid surface,
24th ILASS on Liquid Atomization and Spray Systems, Estoril, Portugal, 2011

N. Roth, H. Gomaa, N. Bordoni, T. Dumont, B. Weigand
Droplet Bouncing on Cold Wall: Comparison of Experiments with Direct Numerical Simulations,
ILASS - Europe 2010, 23rd Annual Conference on Liquid Atomization and Spray Systems, Brno, Czech Republic, 2010

N. Roth, H. Gomaa, B. Weigand
Droplet Collisions at High Weber Numbers: Experiments and Numerical Simulations,
DIPSI, 2010, ISBN: 978-88-96333-51-8, Bergamo, Italy, 2010

H. Gomaa, N. Roth, J. Schlottke, B. Weigand
DNS Calculations for the Modeling of Real Industrial Applications,
Atomization and Sprays, Vol. 20 / 4, pp. 281-296, 2010

N. Roth, J. Schlottke, J. Urban, B. Weigand
Simulations of droplet impact on cold wall without wetting,
ILASS 2008, Sep. 8-10, Paper ID ILASS08-9-1, Como Lake Italy, 2008

J. Urban, B. Weigand, N. Roth, M. Eyselein, R. Tatschl, A. Raulot
Modelling of droplet wall interaction, 6th Int. Conf. on Multiphase Flow,
ICMF 2007, Leipzig, Germany, 2007

C. Gotaas, P. Havelka, H. Jakobsen, H. Svendsen, M. Hase, N. Roth, B. Weigand
Effect of viscosity on droplet-droplet collision outcome: experimental and numerical study,
Submitted to Physics of Fluids, 2006

N. Roth, B. Weigand
Heat transfer processes during droplet wall impact,
Proc. of the Ditice Workshop, Drop/wall interactions: Industrial applications, experiments and modelling, Bergamo, 2006

J. Urban, B. Weigand, N. Roth, K. Trackl, M. Eyselein, A. Raulot, R. Tatschl
Fortschritte bei der Simulation von Wasserabscheidevorgängen in Wasserkästen von Automobilen,
Spray 2006, Lampoldshausen, 2006

K.D. Beheng, K. Jellinghaus, W. Sander, N. Roth, B. Weigand
Investigation of collision-induced breakup of raindrops by numerical simulations: First results,
Geophysical Research Letters, Vol. 33, 2006

N. Roth, F. Maichle, J. Urban, B. Weigand
Generation, Positioning, and Measurement of a droplet on a flat glass surface,
Proc. of the 20th Ilass Europe, 5.-7.9.2005, Orleans, France, 2005

N. Roth, J. Wilms, B. Weigand
Technique for measurements of the evaporation rate of single, freely falling droplets,
12th Int. Symp. Applications of Laser Techniques to Fluid Mechanics, Lissabon, 2004

J. Wilms, N. Roth, B. Weigand, S. Arndt
Determination of the composition of multicomponent droplets by rainbow refractometry,
12th Int. Symp. Applications of Laser Techniques to Fluid Mechanics, Lissabon, 2004

N. Roth, M. Hase, B. Weigand
Theoretical study of collision induced droplet breakup phenomena,
14th ICCP (Int. Conf. on Clouds and Precipitation), 18-23.7.2004, Bologna, Italy, 2004

J. Wilms, N. Roth. S. Arndt, B. Weigand
Evaporation of ternary mixture droplets,
Eingereicht zur Publikation bei der ILASS 2004, 6-8.9., Nottingham, 2004

N. Roth, T. Straub, B. Weigand
Observation method to obtain information on the vapor film during the collision of droplets with hot walls,
ICLASS, Sorrento, Italien, 2003

M. Hase, M. Rieber, F. Graf, N. Roth und B. Weigand
Parallel computation of the time dependent velocity evolution for strongly deformed droplets,
High-Performance Computing in Science and Engineering 2001, Transactions of the High Performance Computing Center Stuttgart HLRS (2002), 2002

M. Motzigemba, N. Roth, D. Bothe, H.J. Warnecke, J. Prüss, K. Wielage, B. Weigand
The effect of Non-Newtonian flow behaviour on binary droplet collisions: VOF-Simulation and experimental analysis,
ILASS, 9.-11. Sept. 2002, Zaragoza, Spain, 2002

N. Roth, B. Weigand
Selected experimental methods for determining droplet parameters from intensity distribution of scattered light: A review,
In Proc. GAMM Jahrestagung 2002, Augsburg, Germany, 2002

N. Roth, J. Domnick, B. Weigand, A. Frohn
Influence of morphology dependant resonances on optical measurement techniques,
Proc. of the 6th Int. Congr. On Optical Particle Characterization, 2001

J. Wilms, K. Gartung, S.Arndt, N. Roth, B. Weigand
Influence of Ambient Temperature on the Evaporation Rate of Hexadecane droplets,
17th Annual Conf. On Liquid Atomization and Spray Systems, ILASS, Zürich, 2001

K. Gartung, S. Arndt, N. Roth, B. Weigand
Evaporation of tetradecane-hexadecane mixture droplets: an experimental and theoretical study,
Proc of the ILASS-Europe 2000, Darmstadt, Germany, 2000

M. Rieber, F. Graf, M. Hase, N. Roth, B. Weigand
Numerical simulations of moving spherical and strongly deformated droplets,
In Proceedings ILASS-Europe 2000, 2000

A.Karl, N.Roth, and A.Frohn
Wall Collisions with Droplets of Binary Ethanol-Water Mixtures,
2000

Roth, N., Rieber, M. and Frohn, A.
High Energy Head-on Collision of Droplets,
15th Int. Conference on Liquid Atomization and Spray Systems, 5th-7th July, Toulouse, France, 1999

Roth, N., Karl, A., Frohn, A.
Observation of Liquid-Wall Contact DuringDroplet Impact,
Proc. 14th Int. Conference on Liquid Atomization and SpraySystems, pp. 103-107, Manchester, England, 1998

Anders, K., Roth, N., Frohn, A.
A new technique for investigating phasetransition processes of optically levitated droplets consisting of waterand sulfuric acid,
J. Geophys. Res.-Atmospheres, (in press), 1996

Roth, N., Anders, K., Frohn, A.
Influence of droplet size on the accuracy of rainbow refractometry, in Electromagnetic and Light Scattering - Theory and Applications,
Wriedt, Th. et al. (Eds.), Universitätsbuchhandlung Bremen, ISBN 3-88722-359-4, pp. 143-146, 1996

Anders, K., Roth, N., Frohn, A.
A new technique for investigating phasetransition processes of optically levitated droplets consisting of waterand sulfuric acid,
J. Geophys. Res.-Atmospheres, (in press), 1996

Anders, K. , Roth, N., Frohn, A.
Influence of refractive index gradients within droplets on rainbow position and implications for rainbow refractometry,
Part. Part. Syst. Charact. 13, pp. 125-129, 1996

Anders, K., Roth, N., Frohn, A.
Theoretical and experimental studies ofthe influence of internal temperature gradients on rainbow refractometry,
Proc. 4th Int. Congr. Optical Particle Sizing / PARTEC 95, Nürnberg,ISBN 3-921590-31-0, pp. 419-428, 1995

Anders, K., Frohn, A., Karl, A., Roth, N.
Measurement of flame propagationin planar droplet arrays,
J. Aerosol Sci. 26, Suppl. 1, pp. S663-S664, 1995

Roth, N., Anders, K., Frohn, A.
Determination of Size, Evaporation rate and freezing of water droplets using light scattering and radiation pressure,
Part. Part. Syst. Charact., Vol. 11, pp. 207-211, 1994

Roth, N., Anders, K., Frohn, A.
Experimental investigation of optically levitated supercooled or frozen droplets of water and sulfuric acid,
Proc.Int. Sci. Colloquium on the Impact of Emissions from Aircraft and SpacecraftUpon the Atmosphere, Schumann, U., Wurzel, D. (Eds.) DLR-Mitteilung 94-06,ISSN 0939-298X, pp. 412-417, 1994

Roth, N., Anders, K., Frohn, A.
Examination of the rainbow position of optically levitated droplets for the determination of evaporation rates of droplets,
Proc. 7th Int. Symp. on Application of Laser Techniques toFluid Mechanics, Lisbon, pp.21.2.1.-21.2.8., 1994

Roth, N., Anders, K., Frohn, A.
Experiments with evaporating and condensingdroplets consisting of water and sulfuric acid to study basic phenomenain contrail formation,
Proc. Int. Spec. Conf. Aerosols and Atmospheric Optics, Snowbird (USA), Air & Waste Management Association VIP-41,Pittsburgh, PA 15222, pp. 535-537, 1994

Anders, K., Roth, N., Frohn, A.
The velocity change of ethanol droplets during collision with a wall analysed by image processing,
Experimentsin Fluids, Vol. 15, pp. 91-96, 1993

Anders, K., Roth, N., Frohn, A.
Light scattering at the rainbow angle:Information on size and refractive index,
Proc. 3rd Int. Congr. on Optical Particle Sizing, pp. 237-242, Yokokama (Japan), 1993