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Paul B. Umbanhowar

Northwestern University

37H-index
228Paper Count
6.1KCitation Count
Published Papers 48
Publication Date
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Advances in Granular Flow Research: A Three-Generation; Four Decade; Through-line Retrospective
errIndustrial & Engineering Chemistry Research
IF0
err2026-06-24
err0
PREAI
errDhairya R. Vyas; Neiladri S. Ray; Paul B. Umbanhowar; Richard M. Lueptow; Julio M. Ottino
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Granular segregation across flow geometries: a closure model for the particle segregation velocity
errJOURNAL OF FLUID MECHANICS
IF3.9
err2025-07-28
err0
errOAAI
errDuan, Yifei; Jing, Lu; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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Improved velocity-Verlet algorithm for the discrete element method
errCOMPUTER PHYSICS COMMUNICATIONS
IF3.4
err2025-05-01
err0
PREAI
errVyas, Dhairya R.; Ottino, Julio M.; Lueptow, Richard M.; Umbanhowar, Paul B.
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Lift and drag forces on a moving intruder in granular shear flow
errJOURNAL OF FLUID MECHANICS
IF3.9
err2025-03-25
err0
PREAI
errHe, Hantao; Zhang, Qiong; Ottino, Julio M.; Umbanhowar, Paul B.; Lueptow, Richard M.
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Efficient, Responsive, and Robust Hopping on Deformable Terrain
errIEEE TRANSACTIONS ON ROBOTICS
IF10.5
err2025-01-01
err0
PREAI
errLynch, Daniel J.; Pusey, Jason L.; Gart, Sean W.; Umbanhowar, Paul B.; Lynch, Kevin M.
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General model for segregation forces in flowing granular mixtures
errJOURNAL OF FLUID MECHANICS
IF3.9
err2024-07-29
err0
errOAAI
errDuan, Yifei; Jing, Lu; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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Impacts of packed bed polydispersity and deformation on fine particle transport
errAICHE JOURNAL
IF4
err2024-06-06
err2
errOAAI
errVyas, Dhairya R.; Gao, Song; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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Vertical velocity of a small sphere in a sheared granular bed
errPHYSICAL REVIEW RESEARCH
IF4.2
err2024-04-16
err2
errOAAI
errGao, Song; Ottino, Julio M.; Lueptow, Richard M.; Umbanhowar, Paul B.
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Modeling stratified segregation in periodically driven granular heap flow
errCHEMICAL ENGINEERING SCIENCE
IF4.3
err2023-08-01
err2
errOAAI
errXiao, Hongyi; Deng, Zhekai; Ottino, Julio M.; Umbanhowar, Paul B.; Lueptow, Richard M.
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Designing minimally segregating granular mixtures for gravity-driven surface flows
errAICHE JOURNAL
IF4
err2023-01-26
err6
errOAAI
errDuan, Yifei; Peckham, Jack; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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Potentialities and limitations of machine learning to solve cut-and-shuffle mixing problems: A case study
errCHEMICAL ENGINEERING SCIENCE
IF4.3
err2022-10-01
err0
PREAI
errLynn, Thomas F.; Ottino, Julio M.; Lueptow, Richard M.; Umbanhowar, Paul B.
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Drag force in granular shear flows: regimes, scaling laws and implications for segregation
errJOURNAL OF FLUID MECHANICS
IF3.9
err2022-09-08
err15
PREAI
errJing, Lu; Ottino, Julio M.; Umbanhowar, Paul B.; Lueptow, Richard M.
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errSave
Segregation forces in dense granular flows: closing the gap between single intruders and mixtures
errJOURNAL OF FLUID MECHANICS
IF3.9
err2022-02-03
err7
errOAAI
errDuan, Yifei; Jing, Lu; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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A unified description of gravity- and kinematics-induced segregation forces in dense granular flows
errJOURNAL OF FLUID MECHANICS
IF3.9
err2021-08-26
err24
errOAAI
errJing, Lu; Ottino, Julio M.; Lueptow, Richard M.; Umbanhowar, Paul B.
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Modelling segregation of bidisperse granular mixtures varying simultaneously in size and density for free surface flows
errJOURNAL OF FLUID MECHANICS
IF3.9
err2021-05-11
err23
errOAAI
errDuan, Yifei; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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errSave
Modeling granular segregation for overlapping species distributions
errCHEMICAL ENGINEERING SCIENCE
IF4.3
err2021-02-01
err9
PREAI
errGao, Song; Ottino, Julio M.; Umbanhowar, Paul B.; Lueptow, Richard M.
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errSave
Remarkable simplicity in the prediction of nonspherical particle segregation
errPHYSICAL REVIEW RESEARCH
IF4.2
err2020-10-28
err18
errOAAI
errJones, Ryan P.; Ottino, Julio M.; Umbanhowar, Paul B.; Lueptow, Richard M.
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Rising and sinking intruders in dense granular flows
errPHYSICAL REVIEW RESEARCH
IF4.2
err2020-06-30
err37
errOAAI
errJing, Lu; Ottino, Julio M.; Lueptow, Richard M.; Umbanhowar, Paul B.
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Axisymmetric granular flow on a bounded conical heap: Kinematics and size segregation
errCHEMICAL ENGINEERING SCIENCE
IF4.3
err2020-05-01
err16
PREAI
errIsner, Austin B.; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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Granular flow in a wedge-shaped heap: Velocity field, kinematic scalings, and segregation
errAICHE JOURNAL
IF4
err2020-01-16
err10
errOAAI
errIsner, Austin B.; Umbanhowar, Paul B.; Ottino, Julio M.; Lueptow, Richard M.
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Research Directions

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Co-authors
Cooperation Journals
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David A. Weitz
H-index: 181 · Papers: 1.3K
H
Heinrich M. Jaeger
H-index: 77 · Papers: 572
P
P. Thaddeus
H-index: 76 · Papers: 983
R
Robert J. Full
H-index: 72 · Papers: 197
J
Julio M. Ottino
H-index: 69 · Papers: 460
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