publications | Soft Matter and Biophysics Group

2026

Modeling the Hydraulic Conductivity of Phloem Sieve Elements

Sabrina Gennis and Kaare H. Jensen

In Phloem: Methods and Protocols, 2026

DOI HTML
Mechanical limits shape the eccentric form of rose prickles

Sabrina Gennis, Matteo Pezzulla, and Kaare H. Jensen

Journal of the Royal Society Interface, 2026

DOI HTML
The influence of electrical charge on plasmodesma conductivity

Alexander H. Howell, Vincent James, Anneline H. Christensen, Viktoriya V. Vasina, Kaare H. Jensen, James Foley, James E. Evans, Howard A. Stone, Winfried S. Peters, and Michael Knoblauch

Proceedings of the National Academy of Sciences, 2026

DOI HTML
Low-Reynolds-number fluid-structure interactions in a check valve

Magnus V. Paludan, Keunhwan Park, Emil Visby, and Kaare H. Jensen

Applied Physics Letters, 2026

DOI HTML
The geometry of Nature’s stingers is universal due to stochastic mechanical wear

John Sebastian and Kaare H. Jensen

Proceedings of the National Academy of Sciences, 2026

DOI HTML
Torus-margo pits cannot function in vessel-bearing angiosperms

Maciej A. Zwieniecki, Aude Tixier, Jessica Orozco, Keunhwan Park, Anneline H. Christensen, Sif Fink Arnbjerg-Nielsen, and Kaare H. Jensen

Communications Biology, 2026

DOI HTML

2025

Experiments on a sphere settling towards a boundary in a viscous liquid under the influence of a magnetic force

John Sebastian, Alexander Lukinych Schødt, and Kaare H. Jensen

Journal of Fluid Mechanics, 2025

DOI HTML
A trade-off between transport and mechanics determines plant leaf vein architecture

Sungdo Hong, Chan Jin Park, Hyun-Ah Lee, Ho-Young Kim, Kaare H. Jensen, and Keunhwan Park

npj Science of Plants, 2025

DOI HTML
Fluid inertia limits microporous flow efficiency

Simon Hadjaje, Jolet Ruiter, William N. Bod’e, and Kaare H. Jensen

The European Physical Journal Plus, 2025

DOI HTML
A multi-physics approach to probing plant responses: From calcium signaling to thigmonastic motion

Sabrina Gennis, Matthew D. Biviano, Kristoffer P. Lyngbirk, Hannah R. Thomas, Viktoriya V. Vasina, Christine Faulkner, Michael Knoblauch, and Kaare H. Jensen

Journal of Plant Physiology, 2025

DOI HTML
Settling aerodynamics is a driver of symmetry in deciduous tree leaves

Matthew D. Biviano and Kaare H. Jensen

Journal of the Royal Society Interface, 2025

DOI HTML

2024

Competition between slicing and buckling underlies the erratic nature of paper cuts

Sif Fink Arnbjerg-Nielsen, Matthew D. Biviano, and Kaare H. Jensen

Physical Review E, 2024

DOI HTML
The fluidic memristor as a collective phenomenon in elastohydrodynamic networks

Alejandro Mart’inez-Calvo, Matthew D. Biviano, Anneline H. Christensen, Eleni Katifori, Kaare H. Jensen, and Miguel Ruiz-Garc’ia

Nature Communications, 2024

DOI HTML
Elastohydrodynamic interactions in soft hydraulic knots

Magnus V. Paludan, Benjamin Dollet, Philippe Marmottant, and Kaare H. Jensen

Journal of Fluid Mechanics, 2024

DOI HTML

2023

Inverse problems in elastohydrodynamics

Kaare H. Jensen and Anneline H. Christensen

2023

arXiv HTML
Locally optimal geometry for surface-enhanced diffusion

Anneline H. Christensen, Ankur Gupta, Guang Chen, Winfried S. Peters, Michael Knoblauch, Howard A. Stone, and Kaare H. Jensen

Physical Review E, 2023

DOI HTML
Elastohydrodynamic autoregulation in soft overlapping channels

Magnus V. Paludan, Matthew D. Biviano, and Kaare H. Jensen

Physical Review E, 2023

DOI HTML
Astrocyte endfeet may theoretically act as valves to convert pressure oscillations to glymphatic flow

Peter A. R. Bork, Antonio Ladr’on-de-Guevara, Anneline H. Christensen, Kaare H. Jensen, Maiken Nedergaard, and Tomas Bohr

Journal of the Royal Society Interface, 2023

DOI HTML
Pavement cells distinguish touch from letting go

Alexander H. Howell, Carsten V"olkner, Patrick McGreevy, Kaare H. Jensen, Rainer Waadt, Simon Gilroy, Hans-Henning Kunz, Winfried S. Peters, and Michael Knoblauch

Nature Plants, 2023

DOI HTML

2022

Soft Matter in Plants: From Biophysics to Biomimetics

2022

HTML
Sugar loading is not required for phloem sap flow in maize plants

Benjamin A. Babst, David M. Braun, Abhijit A. Karve, R. Frank Baker, Thu M. Tran, Douglas J. Kenny, Julia Rohlhill, Jan Knoblauch, Michael Knoblauch, Gertrud Lohaus, Ryan Tappero, S"onke Scherzer, Rainer Hedrich, and Kaare H. Jensen

Nature Plants, 2022

DOI HTML
Fluid physics of telescoping cardboard boxes

Jolet Ruiter, Emil Visby Østergaard, Sean Marker, and Kaare H. Jensen

Physical Review Fluids, 2022

DOI HTML
Diversity of funnel plasmodesmata in angiosperms: the impact of geometry on plasmodesmal resistance

Grayson P. Ostermeyer, Kaare H. Jensen, Aslak R. Franzen, Winfried S. Peters, and Michael Knoblauch

The Plant Journal, 2022

DOI HTML
Dynamics of water imbibition through hydrogel-coated capillary tubes

Sooyoung Chang, Kaare H. Jensen, and Wonjung Kim

Physical Review Fluids, 2022

DOI HTML
Gradient Droplet Arrays by Acceleration-Mode Dip-Coating

Nikolaj K. Mandsberg, Anna V. Shneidman, Kaare H. Jensen, Rafael Taboryski, Line H. Nielsen, Joanna Aizenberg, and Anja Boisen

Advanced Materials Interfaces, 2022

DOI HTML
Smoothing Oscillatory Peristaltic Pump Flow with Bioinspired Passive Components

Matthew D. Biviano, Magnus V. Paludan, Anneline H. Christensen, Emil V. Østergaard, and Kaare H. Jensen

Physical Review Applied, 2022

DOI HTML

2021

Plasmodesmata and the problems with size: interpreting the confusion

Winfried S. Peters, Kaare H. Jensen, Howard A. Stone, and Michael Knoblauch

Journal of Plant Physiology, 2021

DOI HTML
Viscous energy dissipation in slender channels with porous or semipermeable walls

Hanna Rademaker, Kaare H. Jensen, and Tomas Bohr

Physical Review E, 2021

DOI HTML
Neural networks and robotic microneedles enable autonomous extraction of plant metabolites

Hansol Bae, Magnus Paludan, Jan Knoblauch, and Kaare H. Jensen

Plant Physiology, 2021

DOI HTML
Diffusion and flow across shape-perturbed plasmodesmata nanopores in plants

Anneline H. Christensen, Howard A. Stone, and Kaare H. Jensen

The European Physical Journal Plus, 2021

DOI HTML
Concentration-Responsive Soft Valve for Osmotic Flow Control

Jaedeok Seo, Kaare H. Jensen, and Wonjung Kim

ACS Applied Materials & Interfaces, 2021

DOI HTML
Fluid-structure interactions enable passive flow control in real and biomimetic plants

Keunhwan Park, Aude Tixier, Magnus Paludan, Emil Østergaard, Maciej A. Zwieniecki, and Kaare H. Jensen

Physical Review Fluids, 2021

DOI HTML

2020

Viscous flow in a slit between two elastic plates

Anneline H. Christensen and Kaare H. Jensen

Physical Review Fluids, 2020

DOI HTML
Directionality of Plasmodesmata-Mediated Transport in Arabidopsis Leaves Supports Auxin Channeling

Chen Gao, Xiangdong Liu, Nico De Storme, Kaare H. Jensen, Qiyu Xu, Jintao Yang, Xiaohui Liu, Shaolin Chen, Helle Juel Martens, Alexander Schulz, and Johannes Liesche

Current Biology, 2020

DOI HTML
Bending and Stretching of Soft Pores Enable Passive Control of Fluid Flows

Jean-François Louf, Jan Knoblauch, and Kaare H. Jensen

Physical Review Letters, 2020

DOI HTML
Universal elastic mechanism for stinger design

Kaare H. Jensen, Jan Knoblauch, Anneline H. Christensen, Katrine S. Haaning, and Keunhwan Park

Nature Physics, 2020

DOI HTML

2019

Modeling the Hydraulic Conductivity of Phloem Sieve Elements

Kaare H. Jensen

In Phloem: Methods and Protocols, 2019

DOI HTML
Xylem functioning, dysfunction and repair: a physical perspective and implications for phloem transport

Wilfried Konrad, Gabriel Katul, Anita Roth-Nebelsick, and Kaare H. Jensen

Tree Physiology, 2019

DOI HTML
Drying of channels by evaporation through a permeable medium

Benjamin Dollet, Jean-François Louf, Mathieu Alonzo, Kaare H. Jensen, and Philippe Marmottant

Journal of the Royal Society Interface, 2019

DOI HTML
Pressure-driven flow across a hyperelastic porous membrane

Ryungeun Song, Howard A. Stone, Kaare H. Jensen, and Jinkee Lee

Journal of Fluid Mechanics, 2019

DOI HTML
Controlling intercellular flow through mechanosensitive plasmodesmata nanopores

Keunhwan Park, Jan Knoblauch, Karl Oparka, and Kaare H. Jensen

Nature Communications, 2019

DOI HTML
Fungal artillery of zombie flies: infectious spore dispersal using a soft water cannon

Jolet Ruiter, Sif Fink Arnbjerg-Nielsen, Pascal Herren, Freja Høier, Henrik H. De Fine Licht, and Kaare H. Jensen

Journal of the Royal Society Interface, 2019

DOI HTML
A design principle of root length distribution of plants

Yeonsu Jung, Keunhwan Park, Kaare H. Jensen, Wonjung Kim, and Ho-Young Kim

Journal of the Royal Society Interface, 2019

DOI HTML

2018

Viscous flow in a soft valve

Keunhwan Park, Aude Tixier, Anneline H. Christensen, Sif Fink Arnbjerg-Nielsen, Maciej A. Zwieniecki, and Kaare H. Jensen

Journal of Fluid Mechanics, 2018

DOI HTML
Phloem physics: mechanisms, constraints, and perspectives

Kaare H. Jensen

Current Opinion in Plant Biology, 2018

DOI HTML
Imbibition in plant seeds

Jean-François Louf, Yi Zheng, Aradhana Kumar, Tomas Bohr, Carsten Gundlach, Jesper Harholt, Henning Friis Poulsen, and Kaare H. Jensen

Physical Review E, 2018

DOI HTML

2017

Phloem unloading in Arabidopsis roots is convective and regulated by the phloem-pole pericycle

Timothy J. Ross-Elliott, Kaare H. Jensen, Katrine S. Haaning, Brittney M. Wager, Jan Knoblauch, Alexander H. Howell, Daniel L. Mullendore, Alexander G. Monteith, Danae Paultre, Dawei Yan, Sofia Otero, Matthieu Bourdon, Ross Sager, Jung-Youn Lee, Yk"a Helariutta, Michael Knoblauch, and Karl J. Oparka

eLife, 2017

DOI HTML
Passive phloem loading and long-distance transport in a synthetic tree-on-a-chip

Jean Comtet, Kaare H. Jensen, Robert Turgeon, Abraham D. Stroock, and A. E. Hosoi

Nature Plants, 2017

DOI HTML
Sugar export limits size of conifer needles

Hanna Rademaker, Maciej A. Zwieniecki, Tomas Bohr, and Kaare H. Jensen

Physical Review E, 2017

DOI HTML
Transient flows in active porous media

Lefteris I. Kosmidis and Kaare H. Jensen

Physical Review E, 2017

DOI HTML
Maintenance of carbohydrate transport in tall trees

Jessica A. Savage, Sierra D. Beecher, Laura Clerx, Jessica T. Gersony, Jan Knoblauch, Juan M. Losada, Kaare H. Jensen, Michael Knoblauch, and N. Michele Holbrook

Nature Plants, 2017

DOI HTML

2016

Pollen, water, and wind: Chaotic mixing in a puddle of water

Kaare H. Jensen

Physical Review Fluids, 2016

DOI HTML
Sap flow and sugar transport in plants

Kaare H. Jensen, Kirstine Berg-Sørensen, Henrik Bruus, N. Michele Holbrook, Johannes Liesche, Alexander Schulz, Maciej A. Zwieniecki, and Tomas Bohr

Reviews of Modern Physics, 2016

DOI HTML
Stomatal design principles in synthetic and real leaves

Maciej A. Zwieniecki, Katrine S. Haaning, C. Kevin Boyce, and Kaare H. Jensen

Journal of the Royal Society Interface, 2016

DOI HTML

2015

Scaling of phloem structure and optimality of photoassimilate transport in conifer needles

Henrik Ronellenfitsch, Johannes Liesche, Kaare H. Jensen, N. Michele Holbrook, Alexander Schulz, and Eleni Katifori

Proceedings of the Royal Society B: Biological Sciences, 2015

DOI HTML
Slower phloem transport in gymnosperm trees can be attributed to higher sieve element resistance

Johannes Liesche, Carel Windt, Tomas Bohr, Alexander Schulz, and Kaare H. Jensen

Tree Physiology, 2015

DOI HTML
Convergent evolution of vascular optimization in kelp (Laminariales)

Sarah Tepler Drobnitch, Kaare H. Jensen, Paige Prentice, and Jarmila Pittermann

Proceedings of the Royal Society B: Biological Sciences, 2015

DOI HTML

2014

Measurement of Flow Velocity and Inference of Liquid Viscosity in a Microfluidic Channel by Fluorescence Photobleaching

Nick J. Carroll, Kaare H. Jensen, Shima Parsa, N. Michele Holbrook, and David A. Weitz

Langmuir, 2014

DOI HTML
Flow rate through microfilters: Influence of the pore size distribution, hydrodynamic interactions, wall slip, and inertia

Kaare H. Jensen, Andr’e X. C. N. Valente, and Howard A. Stone

Physics of Fluids, 2014

DOI HTML
Pico Gauges for Minimally Invasive Intracellular Hydrostatic Pressure Measurements

Jan Knoblauch, Daniel L. Mullendore, Kaare H. Jensen, and Michael Knoblauch

Plant Physiology, 2014

DOI HTML

2013

Physical Limits to Leaf Size in Tall Trees

Kaare H. Jensen and Maciej A. Zwieniecki

Physical Review Letters, 2013

DOI HTML
Efficiency of osmotic pipe flows

Louise Sejling Haaning, Kaare H. Jensen, Claus H’elix-Nielsen, Kirstine Berg-Sørensen, and Tomas Bohr

Physical Review E, 2013

DOI HTML
Optimal concentration for sugar transport in plants

Kaare H. Jensen, Jessica A. Savage, and N. Michele Holbrook

Journal of the Royal Society Interface, 2013

DOI HTML
Optimal concentrations in transport systems

Kaare H. Jensen, Wonjung Kim, N. Michele Holbrook, and John W. M. Bush

Journal of the Royal Society Interface, 2013

DOI HTML

2012

Universality of phloem transport in seed plants

Kaare H. Jensen, Johannes Liesche, Tomas Bohr, and Alexander Schulz

Plant, Cell & Environment, 2012

DOI HTML
Analytic solutions and universal properties of sugar loading models in M"unch phloem flow

Kaare H. Jensen, Kirstine Berg-Sørensen, Søren M. M. Friis, and Tomas Bohr

Journal of Theoretical Biology, 2012

DOI HTML
Modeling the Hydrodynamics of Phloem Sieve Plates

Kaare H. Jensen, Daniel L. Mullendore, N. Michele Holbrook, Tomas Bohr, Michael Knoblauch, and Henrik Bruus

Frontiers in Plant Science, 2012

DOI HTML

2011

Optimality of the Münch mechanism for translocation of sugars in plants

Kaare H. Jensen, Jonghwan Lee, Tomas Bohr, Henrik Bruus, N. Michele Holbrook, and Maciej A. Zwieniecki

Journal of the Royal Society Interface, 2011

DOI HTML
Phloem ultrastructure and pressure flow: sieve-element-occlusion-related agglomerations do not affect translocation

Daniel R. Froelich, Daniel L. Mullendore, Kaare H. Jensen, Tim J. Ross-Elliott, James A. Anstead, Gary A. Thompson, H’elène C. P’elissier, and Michael Knoblauch

The Plant Cell, 2011

DOI HTML

2010

Self-consistent unstirred layers in osmotically driven flows

Kaare H. Jensen, Tomas Bohr, and Henrik Bruus

Journal of Fluid Mechanics, 2010

DOI HTML

2009

Osmotically driven flows in microchannels separated by a semipermeable membrane

Kaare H. Jensen, Jinkee Lee, Tomas Bohr, and Henrik Bruus

Lab on a Chip, 2009

DOI HTML
Osmotically driven pipe flows and their relation to sugar transport in plants

Kaare H. Jensen, Emmanuelle Rio, Rasmus Hansen, Christophe Clanet, and Tomas Bohr

Journal of Fluid Mechanics, 2009

DOI HTML

2008

Slow-light enhanced light–matter interactions with applications to gas sensing

Kaare H. Jensen, M. N. Alam, B. Scherer, A. Lambrecht, and Niels Asger Mortensen

Optics Communications, 2008

DOI HTML

2006

Polygons on a Rotating Fluid Surface

Thomas R. N. Jansson, Martin P. Haspang, Kaare H. Jensen, Pascal Hersen, and Tomas Bohr

Physical Review Letters, 2006

DOI HTML