Granular Flow, Taylor-Couette Flow, Filtration, Dynamical Systems/Mixing/Chaos,
Physical Acoustics, Fire Suppression, Turbulence, Miscellaneous
Granular Flow:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
"Modelling density segregation in flowing bidisperse granular materials," Xiao, H, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Proc. R. Soc. A 472:20150856, 2016. Copyright Royal Society of London. The article may be found at http://dx.doi.org/10.1098/rspa.2015.0856.
"Influence of rough and smooth walls on macroscale granular segregation patterns," D'Ortona, U, Thomas, N, and Lueptow, RM, Physical Review E, 93:022906, 2016. Copyright American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.93.022906.
“A continuum approach for predicting segregation in flowing polydisperse granular materials,” Schlick, CP, Isner, AB, Freireich, BJ, Fan, Y, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Journal of Fluid Mechanics, 797:95-209, 2016. Copyright Cambridge University Press. The article may be found at http://dx.doi.org/10.1017/jfm.2016.260.
"Influence of rough and smooth walls on macroscale flows in tumblers," D'Ortona, U, Thomas, N, Zaman, Z, and Lueptow, RM, Physical Review E, 92:062202, 2015. Copyright American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.92.062202.
“Shear-rate-independent diffusion in granular flows,” Fan, Y, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Physical Review Letters, 115:088001, 2015. Copyright American Physical Society. The article may be found at http://dx.doi.org.turing.library.northwestern.edu/10.1103/PhysRevLett.115.088001.
“Granular segregation in circular tumblers: theoretical model and scaling laws,” Schlick, CP, Fan, Y, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Journal of Fluid Mechanics, 765:632-652, 2015. Copyright Cambridge University Press. The article may be found at http://dx.doi.org/10.1017/jfm.2015.4. A video is at http://journals.cambridge.org/action/downloadSuppMaterial?jid=FLM&volumeId=765&issueId=-1&aId=9538407&idx=.
“Modeling segregation of bidisperse granular materials using physical control parameters in the quasi-2-D bounded heap,” Schlick, CP, Fan, Y, Isner, AB, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, AIChE Journal, 61:1524-1534, 2015. Copyright Wiley. This is the peer reviewed version of the article, which has been published in final form at http://onlinelibrary.wiley.com/doi/10.1002/aic.14780/full. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.
“Modelling size segregation of granular materials: the roles of segregation, advection, and diffusion,” Fan, Y, Schlick, C, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Journal of Fluid Mechanics, 741:252-279, 2014. Copyright Cambridge University Press. The article may be found at http://dx.doi.org.turing.library.northwestern.edu/10.1017/jfm.2013.680.
“Modeling granular materials: A test bed for framing and analysis,” Umbanhowar, PB, Lueptow, RM, and Ottino, JM, AIChE Journal, 59:3237-3246, 2013.
“Slow axial drift in three dimensional granular tumbler flow,” Zaman, Z, D’Ortona, U, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Physical Review E, 88:012208, 2013. Copyright (2013) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.88.012208.
“Kinematics of mono- and bidisperse granular flow in quasi-2D bounded heaps,” Fan, Y, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Proceedings of the Royal Society A, 469:20130235, 2013. The article may be found at http://rspa.royalsocietypublishing.org/content/469/2157/20130235.
“Stratification, segregation, and mixing of granular materials in quasi-two-dimensional bounded heaps,” Fan, Y, Boukerkour, Y, Blanc, T, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Physical Review E, 86:051305, 2012. Copyright (2012) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.86.051305.
“Parameters and scalings for dry and immersed granular flowing layers in rotating tumblers,” Pignatel, F, Asselin, C, Krieger, L, Christov, IC, Ottino, JM, and Lueptow, RM, Physical Review E, 86:011304, 2012. Copyright (2012) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.86.011304.
“Mixing by cutting and shuffling 3D granular flow in spherical tumblers,” Juarez, G, Christov, IC, Ottino, JM, and Lueptow, RM, Chemical Engineering Science, 73:195-207, 2012.
“From streamline jumping to strange eigenmodes: Bridging the Lagrangian and Eulerian pictures of the kinematics of mixing in granular flows,” Christov, IC , Ottino, JM, and Lueptow, RM, Physics of Fluids, 23:103302, 2011. Copyright (2011) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/23/103302).
“Granular axial band formation in rotating tumblers: a discrete element method study,” Chen, P, Ottino, JM, and Lueptow, RM, New Journal of Physics, 13:055021, 2011.
“Transition to centrifuging granular flow in rotating tumblers: a modified Froude number,” Juarez, G, Chen, P, and Lueptow, RM, New Journal of Physics, 13:053055, 2011.
“Mixing by cutting and shuffling,” Juarez, G, Lueptow, RM, Ottino, JM, Sturman, R, Wiggins, S, Europhysics Letters, 91:20003, 2010.
“Onset mechanism for granular axial band formation in rotating tumblers,” Chen, P, Ottino, JM, and Lueptow, RM, Physical Review Letters, 104:188002, 2010. Copyright (2010) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevLett.104.188002.
“Chaotic mixing via streamline jumping in quasi-two-dimensional tumbled granular flows,” Christov, I. C., Ottino, J. M., and Lueptow, R. M., Chaos, 20:023102, 2010. Copyright (2010) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?cha/20/023102).
“Streamline jumping: A mixing mechanism,” Christov, I. C., Ottino, J. M., and Lueptow, R. M., Physical Review E, 81:046307, 2010. Copyright (2010) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.81.046307.
“Granular coarsening: Phase space and evolution analogies,” Juarez, G, Ottino, JM, and Lueptow, RM, Physical Review E, 81:012301, 2010. Copyright (2010) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.81.012301.
"Unsteady granular flows in a rotating tumbler," Pohlman, NA, Ottino, JM, and Lueptow, RM, Physical Review E, 80:031302, 2009. Copyright (2009) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.80.031302.
"Inversion of band patterns in spherical tumblers," Chen, P, Lochman, BJ, Ottino, JM, and Lueptow, RM, Physical Review Letters, 102:148001, 2009.Copyright (2009) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevLett.102.148001.
"Axial band scaling for bidisperse mixtures in granular tumblers," Juarez, G, Ottino, JM, and Lueptow, RM, Physical Review E, 78:031306, 2008.Copyright (2008) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.78.031306.
"Subsurface granular flow in rotating tumblers: A detailed computational study," Chen, P, Ottino, JM, Lueptow, RM, Physical Review E, 78:021303, 2008. Copyright (2008) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.78.021303.
"On mixing and demixing," Ottino, JM, and Lueptow, RM, Science, 319:912-913, 2008.
"Coarsening of granular segregation patterns in quasi-2D system," Meier, SW, Melani-Barrreiro, DA, Ottino, JM, and Lueptow, RM, Nature Physics, 4:244-248, 2008.
"A dynamical systems approach to mixing and segregation of granular material in tumblers," Meier, SW, Lueptow, RM, and Ottino, JM, Advances in Physics, 56:757-827, 2007.
"Behavior of flowing granular materials under variable g," Brucks, A, Arndt, T, Ottino, JM and Lueptow, RM, Physical Review E, 75:032301, 2007. Copyright (2007) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.75.032301.
"Geometric effects of mixing in 2D granular tumblers using discrete models," Cisar, SE, Lueptow, RM and Ottino, JM, AIChE Journal, 53:1151-1158, 2007.
"Capturing patterns and symmetries in chaotic granular flow," Meier, S, Cisar, S, Lueptow, RM, and Ottino, JM, Physical Review E, 74:031310, 2006. Copyright (2006) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.74.031310.
"Creeping granular motion under variable gravity levels," Arndt, T, Brucks, A, Ottino, JM and Lueptow, RM, Physical Review E, 74:031307, 2006. Copyright (2006) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.74.031307.
"End wall effects in granular tumblers: From quasi-2D flow to three-dimensional flow," Pohlman, NA, Ottino, JM, and Lueptow, RM, Physical Review E, 74:031305, 2006. Copyright (2006) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.74.031305.
"Surface roughness effects in granular matter: Influence on angle of repose and the absence of segregation," Pohlman, NA, Severson, BL, Ottino, JM and Lueptow, RM, Physical Review E, 73:031304, 2006. Copyright (2006) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.73.031304.
"Surface velocity in three dimensional granular tumblers," Pohlman, NA, Meier, SW, Lueptow, RM, and Ottino, JM, Journal of Fluid Mechanics, 560:355-368, 2006. Copyright (2006) by the Cambridge University Press. The article may be found at (http://dx.doi.org/10.1017/S0022112006000437).
"Regimes of segregation and mixing in combined size and density granular systems: An experimental study," Jain, N, Ottino, JM, and Lueptow, RM, Granular Matter, 7:69-81, 2005.
"Combined size and density segregation and mixing in non-circular tumblers," Jain, N, Ottino, JM, and Lueptow, RM, Physical Review E, 71:051301-1 to 051301-10, 2005. Copyright (2005) by the American Physical Society. The article may be fournd at http://dx.doi.org/10.1103/PhysRevE.71.051301.
"Creeping motion in granular flow," Socie, BA, Umbanhowar, P, Lueptow, RM, Jain, N, and Ottino, JM, Physical Review E, 71:031304, 2005. Copyright (2005) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevE.71.031304.
"Dynamics of granular band formation: Long-term behaviour in slurries, parameter space, and tilted cylinders," Arndt, T, Siegmann-Hegerfeld, T, Fiedor, SJ, Ottino, JM, and Lueptow, RM, Physical Review E, 71:011306, 2005. Copyright (2005) by the American Physical Society. The article can be found at http://dx.doi.org/10.1103/PhysRevE.71.011306.
"Effect of interstitial fluid on a granular flowing layer," Jain, N, Ottino, JM, and Lueptow, RM, Journal of Fluid Mechanics, 508:23-44, 2004. Copyright (2004) by the Cambridge University Press. The article may be found at (http://dx.doi.org/10.1017/S0022112004008869).
"An experimental study of the flowing granular layer in a rotating tumbler," Jain, N, Ottino, JM, and Lueptow, RM, Physics of Fluids, 14:572-582, 2002. Copyright (2002) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/14/572).
"Self-organization in granular slurries," Jain, N, Khakhar, DV, Lueptow, RM, and Ottino, JM, Physical Review Letters, 86:3771-3774, 2001. Copyright (2001) by the American Physical Society. The article may be found at http://dx.doi.org/10.1103/PhysRevLett.86.3771.
"PIV for granular flows," Akonur, A, Shinbrot, T, and Lueptow, RM, Experiments in Fluids, 28:183-186, 1999.
Taylor Couette Flow:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
“Mechanisms for the transition to waviness for Taylor vortices,” Martinand, D, Serre, E, and Lueptow, RM, Physics of Fluids, 26:094102, 2014.Copyright (2011) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at http://dx.doi.org/10.1063/1.4895400.
“Absolute and convective instability of cylindrical Couette flow with axial and radial flows,” Martinand, D, Serre, E, and Lueptow, RM, Physics of Fluids, 21:104102, 2009. Copyright (2009) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/21/104102).
“Taylor-Couette flow,” Lueptow, RM, Scholarpedia, 4(11):6389, 2009.
"Stability of Taylor-Couette flow in a finite-length cavity with radial throughflow," Serre, E, Sprague, MA, and Lueptow, RM, Physics of Fluids, 20:034106, 2008. Copyright (2008) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/20/034106).
"Time scales for transition in Taylor Couette flow," Czarny, O, and Lueptow, RM, Physics of Fluids, 19:054103, 2007. Copyright (2007) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/19/054103).
"Ekman vortices and the centrifugal instability in counter-rotating cylindrical Couette flow," Czarny, O, Serre, E, Bontoux, P and Lueptow, RM, Theoretical and Computational Fluid Dynamics,18:151-168, 2004.
"Interaction of wavy cylindrical Couette flow with endwalls," Czarny, O, Serre, E, Bontoux, P and Lueptow, RM, Physics of Fluids, 16:1140-1148, 2004. Copyright (2004) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/16/1140).
"Interaction between Ekman pumping and the centrifugal instability in Taylor-Couette flow," Czarny, O, Serre, E, Bontoux, P and Lueptow, RM, Physics of Fluids, 15:467-477, 2003. Copyright (2003) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/15/467).
"Three dimensional velocity field for wavy Taylor-Couette flow," Akonur, A, and Lueptow, RM, Physics of Fluids, 15:947-960, 2003. Copyright (2003) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/15/947).
"Spiral and wavy vortex flows in short counter-rotating Taylor-Couette cells," Czarny, O, Serre, E, Bontoux, P, and Lueptow, RM,Theoretical and Computational Fluid Dynamics, 16:5-15, 2002.
"Chaotic mixing and transport in wavy Taylor vortex flow," Akonur, A, and Lueptow, RM, Physica D, 167:183-196, 2002.
"Hydrodynamic stability of a suspension in Taylor Couette flow," Ali, M, Mitra, D, Schwille, J.A. and Lueptow, RM, Physics of Fluids, 14:1236-1243, 2002. Copyright (2002) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/14/1236).
"Identification of complex flows in Taylor-Couette counter-rotating cavities," Czarny, O, Serre, E, Bontoux, P, and Lueptow, RM, Comptes-Rendus de l'Académie des Sciences Paris, Série IIb - Mécanique / Mechanics, 329: 727-733, 2001.
"Stability and experimental velocity field in Taylor Couette flow with an axial and radial flow," Lueptow, RM, Physics of Rotating Fluids, edited by C. Egbers and G. Pfister, Springer-Verlag., 2000, pp. 137-155.
"Velocity field for Taylor-Couette flow with an axial flow," Wereley, ST, and Lueptow, RM, Physics of Fluids, 11:3637-3649, 1999. Copyright (1999) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/11/3637).
“Inertial particle motion in a Taylor Couette rotating filter,” Wereley, ST, and Lueptow, RM, Physics of Fluids, 11:325-333, 1999. Copyright (1999) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/11/325).
"A model of mixing and transport in wavy Taylor-Couette flow," Rudolph, M, Shinbrot, T, and Lueptow, RM, Physica D, 121:163-174, 1998. Copyright (1998) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Spatio-temporal character of non-wavy and wavy Taylor-Couette flow," Wereley, ST, and Lueptow, RM, Journal of Fluid Mechanics, 364:59-80, 1998. Copyright (1998) by the Cambridge University Press. The article may be found at (http://dx.doi.org/10.1017/S0022112098008969).
“Hydrodynamic stability of flow between rotating porous cylinders with radial and axial flow,” Johnson, EC, and Lueptow, RM, Physics of Fluids, 9:3687-3696, 1997. Copyright (1997) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/9/3687).
"Azimuthal velocity in supercritical circular Couette flow," Wereley, ST, and Lueptow, RM, Experiments in Fluids, 18:1-9, 1994.
"Circular Couette flow with pressure-driven axial flow and a porous inner cylinder," Min, K and Lueptow, RM, Experiments in Fluids, 17:190-197, 1994.
"Hydrodynamic stability of viscous flow between rotating porous cylinders with radial flow," Min, K and Lueptow, RM, Physics of Fluids, 6:144-151, 1994. Copyright (1994) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/6/144).
"Stability of axial flow in an annulus with a rotating inner cylinder," Lueptow, RM, Docter, A, and Min, K, Physics of Fluids A: Fluid Dynamics, 4:2446-2455, 1992. Copyright (1992) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?pfa/4/2446).
Dynamical Systems, Mixing, and Chaos:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
"On mixing and segregation: From fluids and maps to granular solids and advection-diffusion systems," Schlick, CP, Isner, AB, Umbanhowar, PB, Lueptow, RM, and Ottino, JM, Industrial and Engineering Chemistry Research, 54:10465-10471, 2015.
“Competitive autocatalytic reactions in chaotic flow with diffusion: Prediction using finite-time Lyapunov exponents,” Schlick, CP, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Chaos, 24:013109, 2014. Copyright (2011) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at http://dx.doi.org/10.1063/1.4862153.
“A study in three-dimensional chaotic dynamics: Granular flow and transport in a bi-axial spherical tumbler,” Christov, IC, Lueptow, RM, Ottino, JM, and Sturman, R, SIAM Journal, 13:901-943, 2014.
“A mapping method for distributive mixing with diffusion: Interplay between chaos and diffusion in time-periodic sine flow,” Schlick, CP, Umbanhowar, PB, Ottino, JM, and Lueptow, RM, Physics of Fluids, 25:052102, 2013. Copyright (2013) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/25/052102).
“Cutting and shuffling a line segment: Mixing by interval exchange transformations,” Krotter, M, Christov, IC, Ottino, JM, and Lueptow, RM, International Journal of Bifurcation and Chaos, 22:1230041, 2012 (cover article).
“Mixing by cutting and shuffling 3D granular flow in spherical tumblers,” Juarez, G, Christov, IC, Ottino, JM, and Lueptow, RM, Chemical Engineering Science, 73:195-207, 2012.
“From streamline jumping to strange eigenmodes: Bridging the Lagrangian and Eulerian pictures of the kinematics of granular mixing,” Christov, IC , Ottino, JM, and Lueptow, RM, Physics of Fluids, 23:103302, 2011. Copyright (2011) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/23/103302).
“Stretching and folding versus cutting and shuffling: An illustrated perspective on deformations of continua and mixing,” Christov, IC, Ottino, JM, and Lueptow, RM, American Journal of Physics, 79:359-367, 2011.
“Mixing by cutting and shuffling,” Juarez, G, Lueptow, RM, Ottino, JM, Sturman, R, Wiggins, S, Europhysics Letters, 91:20003, 2010.
“Chaotic mixing via streamline jumping in quasi-two-dimensional tumbled granular flows,” Christov, I. C., Ottino, J. M., and Lueptow, R. M., Chaos, 20:023102, 2010. Copyright (2010) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?cha/20/023102).
“Streamline jumping: Chaotic advection and mixing without streamline crossing,” Christov, I. C., Ottino, J. M., and Lueptow, R. M., Physical Review E, 81:046307, 2010. Copyright (2010) by the American Physical Society. The article may be found at http://dx.doi.org.turing.library.northwestern.edu/10.1103/PhysRevE.81.046307.
"Inertial effects on chaotic advection and mixing in a 2D cavity flow," Wang, J, Feng, L, Ottino, JM, and Lueptow, RM, Industrial and Engineering Chemistry Research, 48:2436-2442, 2009.
"A dynamical systems approach to mixing and segregation of granular material in tumblers," Meier, SW, Lueptow, RM, and Ottino, JM, Advances in Physics, 56:757-827, 2007.
"Capturing patterns and symmetries in chaotic granular flow," Meier, S, Cisar, S, Lueptow, RM, and Ottino, JM, Physical Review E, 74:031310, 2006. Copyright (2006) by the American Physical Society. This article may be found at http://dx.doi.org.turing.library.northwestern.edu/10.1103/PhysRevE.74.031310.
"Chaotic mixing and transport in wavy Taylor-Couette flow," Akonur, A, and Lueptow," RM, Physica D, 167:183-196, 2002. Copyright (2002) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
Filtration:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
"Rejection mechanisms for contaminants in polyamide reverse osmosis membranes,” Shen, M, Keten, S, and Lueptow RM, Journal of Membrane Science, 509:36-47, 2016. Copyright Elsevier. The article may be found at http://dx.doi.org/10.1016/j.memsci.2016.02.043. Videos are available at http://dx.doi.org/10.1016/j.memsci.2016.02.043 (scroll to the bottom on the left side).
“Dynamics of water and solute transport in polymeric reverse osmosis membranes via molecular dynamics simulations,” Shen, M, Keten, S, and Lueptow RM, Journal of Membrane Science, 506:95-108, 2016. Copyright Elsevier. The article may be found at http://dx.doi.org/10.1016/j.memsci.2016.01.051. Videos are available at http://dx.doi.org/10.1016/j.memsci.2016.01.051 (scroll down the left side).
“A 3D pseudo-spectral algorithm for fluid flows with permeable walls. Application to filtration,” Tilton, N, Serre, E, Martinand, D, and Lueptow, RM, Computers &Fluids, 93:129-145, 2014.
“Incorporating Darcy’s law for pure solvent flow through porous tubes: Asymptotic solution and numerical simulation,” Tilton, N, Serre, E, Martinand, D, and Lueptow, RM, AIChE Journal, 58:2030-2044, 2012. Copyright Wiley. This is the peer reviewed version of the article, which has been published in final form at http://onlinelibrary.wiley.com/doi/10.1002/
aic.13823/full. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.
“Pressure-driven radial flow in a Taylor-Couette cell,” Tilton, N, Martinand, D, Serre, E, and Lueptow, RM, Journal of Fluid Mechanics, 660:527-537, 2010. Copyright (2010) by the Cambridge University Press. The article may be found at (http://dx.doi.org/10.1017/S0022112010003228).
“Controlling biofilm growth using reactive ceramic ultrafiltration membranes,” Ciston, S, Lueptow, RM, and Gray, KA, Journal of Membrane Science, 342:263-268, 2009. Copyright (2009) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Single-walled carbon nanotube-facilitated dispersion of particulate TiO2 on ZrO2 ceramic membrane filters," Yao, Y, Li, G, Gray, KA, Lueptow, RM, Langmuir, 24:7072-7075, 2008.
"Bacterial attachment studies on reactive ceramic ultrafiltration membranes," Ciston, S, Lueptow, RM, and Gray, KA, Journal of Membrane Science, 320:101-107, 2008. Copyright (2008) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Photoreactive TiO2/carbon nanotube composites: Synthesis and reactivity," Yao, Y, Li, G, Ciston, S, Lueptow, RM, and Gray, KA, Environmental Science and Technology, 42:4952-4057, 2008.
"Fouling in a high pressure, high recovery rotating reverse osmosis system," Pederson, CL and Lueptow, RM, Desalination, 212:1-14, 2007.
"Rotating reverse osmosis and spiral wound reverse osmosis filtration: A comparison," Shah, TN, Yoon, Y, Pederson, CL, and Lueptow, RM, Journal of Membrane Science, 285:353-361, 2006. Copyright (2006) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Urease immobilization on an ion exchange textile for urea hydrolysis," Yeon, K-H, Lueptow, RM, Journal of Chemical Technology and Biotechnology, 81:940-950, 2006.
"Concentration of colloidal silica suspensions using fluorescence spectroscopy", Yoon, Y, and Lueptow, RM, Colloid and Surfaces A: Physicochemical and Engineering Aspects, 277:107-110, 2006.
"Reverse osmosis rejection for ersatz space mission wastewaters," Yoon, Y, and Lueptow, RM, Water Research, 39:3298-3308, 2005.
"Removal of organic contaminants by RO and NF membranes," Yoon, Y, and Lueptow, RM, Journal of Membrane Science, 261:76-86, 2005. Copyright (2005) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Rotating membrane filtration and rotating reverse osmosis," Lee, S and Lueptow, RM, Journal of Chemical Engineering of Japan, 37:471-482, 2004.
"Model predictions and experiments for rotating reverse osmosis for space mission water reuse," Lee, S and Lueptow, RM, Separation Science and Technology, 39:539-561, 2004.
"Rotating reverse osmosis for water recovery in space: Influence of operational parameters on RO performance," Lee, S and Lueptow, RM, Desalination, 169:109-120, 2004.
"Control of scale formation in reverse osmosis by membrane rotation," Lee, S and Lueptow, RM, Desalination, 155:131-139, 2003.
"Particle-fluid velocities and fouling in rotating filtration of a suspension," Wereley, ST, Akonur, A, and Lueptow, RM, Journal of Membrane Science, 209:469-484, 2002. Copyright (2002) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Design parameters for rotating filtration," Schwille, J, Mitra, D, and Lueptow, RM, Journal of Membrane Science, 204:53-65, 2002. Copyright (2002) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Experimental verification of a model for rotating reverse osmosis," Lee, S and Lueptow, RM, Desalination, 146:353-359, 2002.
"Rotating reverse osmosis: A dynamic model for flux and rejection," Lee, S, and Lueptow, RM, Journal of Membrane Science, 192:129-143, 2001. Copyright (2001) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Membrane rejection of nitrogen compounds," Lee, S, and Lueptow, RM, Environmental Science and Technology, 35:3008-3018, 2001.
"Reverse osmosis filtration for space mission wastewater: Membrane properties and operating conditions," Lee, S, and Lueptow, RM, Journal of Membrane Science, 182:77-90, 2001. Copyright (2001) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"Toward a reverse osmosis membrane system for recycling space mission wastewater," Lee, S, and Lueptow, RM, International Journal for Life Support and Biosphere Science, 7: 251-261, 2000.
"Flow in a rotating membrane plasma separator," Lueptow, RM and Hajiloo, A, American Society for Artificial Internal Organs (ASAIO) Journal, 41:182-188, 1995.
Physical Acoustics:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
“Quantitative acoustic relaxational spectroscopy for real-time monitoring of natural gas: a perspective on its potential,” Petculescu, A, and Lueptow, RM, Sensors and Actuators B: Chemical, 169:121-127, 2012.
"Atmospheric acoustics of Titan, Mars, Venus, and Earth," Petculescu, AG, and Lueptow, RM, Icarus, 186:413-419, 2007. Copyright (2007) Elsevier. This article may be downloaded for personal use only. Any other use requires prior permission of the author and Elsevier.
"A prototype acoustic gas sensor based on attenuation," Petculescu, AG, Hall, B, Fraenzle, R, Phillips, S, and Lueptow, RM, Journal of the Acoustical Society of America, 120:1779-1782, 2006. Copyright (2006) Acoustical Society of America. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the Acoustical Society of America. The article may be found at (http://link.aip.org/link/?jas/120/1779).
"Synthesizing primary molecular relaxation processes in excitable gases using a two-frequency reconstructive algorithm," Petculescu, AG, and Lueptow, RM, Physical Review Letters, 94:238301, 2005. Copyright (2005) by the American Physical Society.
"Fine-tuning molecular acoustic models: Sensitivity of the predicted attenuation to the Lennard-Jones parameters," Petculescu, A, and Lueptow, RM, Journal of the Acoustical Society of America, 117:175-184, 2005. Copyright (2005) Acoustical Society of America. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the Acoustical Society of America. The article may be found at (http://link.aip.org/link/?jas/117/175).
"Acoustic attenuation in gas mixtures with nitrogen: Experimental data and calculations," Ejakov, SG, Phillips, S, Dain, Y, Lueptow, RM, Visser, J, Journal of the Acoustical Society of America, 113:1871-1879, 2003. Copyright (2003) Acoustical Society of America. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the Acoustical Society of America. The article may be found at (http://link.aip.org/link/?jas/113/1871).
"Diffraction and attenuation of a tone burst in mono-relaxing media," Dain, Y, and Lueptow, RM, Journal of the Acoustical Society of America, 114:1416-1423, 2003. Copyright (2003) Acoustical Society of America. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the Acoustical Society of America. The article may be found at (http://link.aip.org/link/?jas/114/1416).
"Theory for a gas composition sensor based on acoustic properties," Phillips, S, Dain, Y and Lueptow, RM, Measurement Science and Technology, 14:70-75, 2003.
"Acoustic attenuation in a three-gas mixture: results," Dain, Y, and Lueptow, RM, Journal of the Acoustical Society of America, 110:2974-2979, 2001. Copyright (2001) Acoustical Society of America. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the Acoustical Society of America. The article may be found at (http://link.aip.org/link/?jas/110/2974).
"Acoustic attenuation in three-component gas mixtures--theory," Dain, Y, and Lueptow, RM, Journal of the Acoustical Society of America, 109:1955-1964, 2001. Copyright (2001) Acoustical Society of America. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the Acoustical Society of America. The article may be found at (http://link.aip.org/link/?jas/109/1955).
"Acoustic sensor for determining combustion properties of natural gas," Lueptow, RM and Phillips, S, Measurement Science and Technology, 5:1375-1381, 1994.
Fire Suppression:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
"The effect of a fire plume on suppression spray droplet motion," Schwille, JA and Lueptow, RM, Atomization and Sprays, 16:563-577, 2006.
"The reaction of a fire plume to a droplet spray," Schwille, JA and Lueptow, RM, Fire Safety Journal, 41:390-398, 2006.
"A simplified model of the effect of a fire sprinkler on a buoyant fire plume," Schwille, JA and Lueptow, RM, Journal of Fire Protection Engineering, 16:131-153, 2006.
"Characterization of fire sprinkler sprays using particle image velocimetry," Sheppard, DT, and Lueptow, RM, Atomization and Sprays, 15:341-362, 2005.
Non-intrusive measurements in fire sprinkler sprays," Widmann, JF, Sheppard, D, and Lueptow, RM, Fire Technology, 37:297-315, 2001.
Turbulent Boundary Layers:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
"Spanwise structure of the wall pressure on a cylinder in axial flow," Bokde, ALW, Lueptow, RM, and Abraham, B, Physics of Fluids, 11:151-161, 1999. Copyright (1999) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/11/151).
"The boundary layer on a slightly yawed cylinder," Bücker, D, and Lueptow, RM, Experiments in Fluids, 25:487-490, 1998.
"Pressure and shear stress measurements at the wall in a turbulent boundary layer on a cylinder," Nepomuceno, HG, and Lueptow, RM, Physics of Fluids, 9:2732-2739, 1997. Copyright (1997) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?phf/9/2732).
"Spatio-temporal development of wall pressure events in turbulent wall-bounded flow," Lueptow, RM, European Journal of Mechanics B: Fluids, 16:191-210, 1997.
"Transducer resolution and the turbulent wall pressure spectrum," Lueptow, RM, Journal of the Acoustical Society of America, 97:370-378, 1995. Copyright (1995) Acoustical Society of America. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the Acoustical Society of America. The article may be found at (http://link.aip.org/link/?jas/97/370).
"Wall pressure and coherent structures in a turbulent boundary layer on a cylinder in axial flow," Snarski, SR and Lueptow, RM, Journal of Fluid Mechanics, 286:137-171, 1995. Copyright (1995) Cambridge University Press. The article may be found at (http://dx.doi.org/10.1017/S0022112095000681).
"Wall shear stress and velocity in a turbulent axisymmetric boundary layer," Wietrzak, A and Lueptow, RM, Journal of Fluid Mechanics, 259:191-218, 1994. Copyright (1994) Cambridge University Press. The article may be found at (http://dx.doi.org/10.1017/S0022112094000091).
"Near-wall streaky structure in a turbulent boundary layer on a cylinder," Lueptow, RM and Jackson, CP, Physics of Fluids A: Fluid Dynamics, Brief Communications, 3:2822-2824, 1991. Copyright (1991) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://link.aip.org/link/?pfa/3/2822).
"The turbulent boundary layer on a cylinder in axial flow," Lueptow, RM, AIAA Journal, Synoptic, 28:1705-1706, 1990.
"Computer-aided calibration of X-probes using a look-up table," Lueptow, RM, Breuer, KS, and Haritonidis, JH, Experiments in Fluids, 6:115-118, 1988.
"The structure of the turbulent boundary layer on a cylinder in axial flow," Lueptow, RM and Haritonidis, JH, Physics of Fluids, 30:2993-3005, 1987. Copyright (1987) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://dx.doi.org/10.1063/1.866078).
"The eddy viscosity in a turbulent boundary layer on a cylinder," Lueptow, RM and Leehey, P, Physics of Fluids, Brief Communications, 29:4232-4233, 1986. Copyright (1986) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://dx.doi.org/10.1063/1.865716).
"The thick, axisymmetric turbulent boundary layer: Mean and fluctuating velocities," Lueptow, RM, Leehey, P, and Stellinger, T, Physics of Fluids, 28:3495-3505, 1985. Copyright (1985) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The article may be found at (http://dx.doi.org/10.1063/1.865417).
Miscellaneous:
(papers may be downloaded for personal use only; contact me at r-lueptow@northwestern.edu for publisher's version of any paper below)
“Public face and private thrift in Chinese consumer behaviour,” Lin, L, Xi, D, and Lueptow, RM, International Journal of Consumer Studies, 37:538-545, 2013.
"A model of flapping motion in a plane jet," Atassi, OV, and Lueptow, RM, European Journal of Mechanics/B Fluids, 21:171-183, 2002.
"Transient positively and negatively buoyant turbulent jets," Pantzlaff, L, and Lueptow, RM, Experiments in Fluids, 27:117-125, 1999.
"Mixing of two solutions combined by gravity drainage," Lueptow, RM, Smith, KB, and Mockros, LF, Journal of Pharmaceutical Science and Technology, 49:132-139, 1995.
"Student participation, faculty involvement, and costs in large-scale automotive design projects," Lueptow, RM, Journal of Engineering Education, 83:182-184, 1994.
"Sedimentation of a suspension in a centrifugal field," Lueptow, RM and Hübler, W, Journal of Biomechanical Engineering, 113:485-491, 1991.
"Circulatory model studies of external cardiac assist," Lueptow, RM, Karlen, JM, Kamm, RD and Shapiro, AH, Cardiovascular Research, 15:443-455, 1981.
"Study of four modes of counterpulsative external cardiac assist (ECA)," Lueptow, RM, Karlen, JM, Kamm, RD and Shapiro, AH, Transactions of American Society for Artificial Internal Organs, 27:576-581, 1981.
