Wing-pitch modulation in maneuvering fruit flies is explained by an interplay between aerodynamics and a torsional spring

Tsevi Beatus and Itai Cohen
PHYS. REV. E (Aug 2015)
Measuring microscale strain fields in articular cartilage during rapid impact reveals thresholds for chondrocyte death and a protective role for the superficial layer

Lena R. Bartell, Lisa A. Fortier, Lawrence J. Bonassarc, Itai Cohen
Mechanical characterization of matrix-induced autologous chondrocyte implantation (MACI®) grafts in an equine model at 53 weeks

Darvin J. Griffin, Edward D. Bonnevie, Devin J. Lachowsky, James C.A. Hart, Holly D. Sparks, Nance Moran, Gloria Matthews, Alan J. Nixon, Itai Cohen, Lawrence J. Bonassar
The effect of shear flow on the rotational diffusion of a single axisymmetric particle

Brian D. Leahy, Donald L. Koch, and Itai Cohen
Origami Structures with a Critical Transition to Bistability Arising from Hidden Degrees of Freedom

Jesse L. Silverberg, Jun-Hee Na, Arthur A. Evans, Bin Liu, Thomas C. Hull, Christian D. Santangelo, Robert J. Lang, Ryan C. Hayward & Itai Cohen
Controlling Roll Perturbations in Fruit Flies

Tsevi Beatus, John M. Guckenheimer, and Itai Cohen
Structure-Function Relations and Rigidity Percolation in the Shear Properties of Articular Cartilage

Jesse L. Silverberg, Aliyah R. Barrett, Moumita Das, Poul B. Petersen, Lawrence J. Bonassar, Itai Cohen
BIOPHYSICAL JOURNAL 107(7) 1721-1730 (Oct 2014)
Effects of Enzymatic Treatments on the Depth-Dependent Viscoelastic Shear Properties of Articular Cartilage

Darvin J. Griffin, Josh Vicari, Mark R. Buckley, Jesse L. Silverberg, Itai Cohen, Lawrence J. Bonassar
JOURNAL OF ORTHOPAEDIC RESEARCH, 32(12),1652-1657 (Sep 2014)
Using Origami Design Principles to Fold Reprogrammable Mechanical Metamaterials

Jesse L. Silverberg, Arthur A. Evans, Lauren McLeod, Ryan C. Hayward, Thomas Hull, Chris D. Santangelo, and Itai Cohen
SCIENCE 345 (6197), 647-650 (Aug 2014)
Wall Slip of Bidisperse Linear Polymer Melts

S. Mostafa Sabzevari, Itai Cohen, and Paula M. Wood-Adams
MACROMOLECULES 47 (9), 3154–3160 (Apr 2014)
A multi-axis confocal rheoscope for studying shear flow of structured fluids

Neil Y. C. Lin, Jonathan H. McCoy, Xiang Cheng, Brian Leahy, Jacob N. Israelachvili, and Itai Cohen
Biaxial shear of confined colloidal hard spheres: the structure and rheology of the vorticity-aligned string phase

Neil Y. C. Lin, Xiang Cheng, and Itai Cohen
SOFT MATTER 10, 1969 (Jan 2014)
Far-from-equilibrium sheared colloidal liquids: Disentangling relaxation, advection, and shear-induced diffusion

Neil Y. C. Lin, Sushmit Goyal, Xiang Cheng, Roseanna N. Zia, Fernando A. Escobedo, and Itai Cohen
PHYSICAL REVIEW E 88, 062309 (Dec 2013)
Enhancing Rotational Diffusion Using Oscillatory Shear

Brian D. Leahy, Xiang Cheng, Desmond C. Ong, Chekesha Liddell-Watson, and Itai Cohen
PHYSICAL REVIEW LETTERS 110, 228301 (May 2013)
Active and passive stabilization of body pitch in insect flight

Leif Ristroph, Gunnar Ristroph, Svetlana Morozova, Attila J. Bergou, Song Chang, John Guckenheimer, Z. Jane Wang, and Itai Cohen
J. R. SOC. INTERFACE 10, 20130237 (May 2013)
Spatial periodicity in growth plate shear mechanical properties is disrupted by vitamin D deficiency

Derin Sevenler, Mark R. Buckley, Grace Kim, Marjolein C.H. van der Meulen, Itai Cohen, Lawrence J. Bonassar
JOURNAL OF BIOMECHANICS, 46 1597–1603 (May 2013)
Collective Motion of Humans in Mosh and Circle Pits at Heavy Metal Concerts

Jesse L. Silverberg, Matthew Bierbaum, James P. Sethna, and Itai Cohen
PHYSICAL REVIEW LETTERS (110) 228701 (May 2013)
Entropy-driven crystal formation on highly strained substrates

John R. Savage, Stefan F. Hopp, Rajesh Ganapathy, Sharon J. Gerbode, Andreas Heuer, and Itai Cohen
PNAS 110 (23) 9301-9304 (May 2013)
Anatomic variation of depth-dependent mechanical properties in neonatal bovine articular cartilage

Jesse L. Silverberg, Sam Daillavou, Lawrence Bonassar, Itai Cohen
Localization of Viscous Behavior and Shear Energy Dissipation in Articular Cartilage Under Dynamic Shear Loading

Mark R. Buckley, Lawrence J. Bonassar, Itai Cohen
3D imaging and mechanical modeling of helical buckling in Medicago truncatula plant roots

Jesse L. Silverberg, Roslyn D. Noar, Michael S. Packer, Maria J. Harrison, Christopher L. Henley, Itai Cohen, and Sharon J. Gerbode
PNAS 109 (42) 16794-16799 (Sep 2012)
Dynamics, Control, and Stabilization of Turning Flight in Fruit Flies

Leif Ristroph, Attila J. Bergou, Gordon J. Berman, John Guckenheimer, Z. Jane Wang, and Itai Cohen
Implanted adipose progenitor cells as physicochemical regulators of breast cancer

Emily M. Chandler, Bo Ri Seo, Joseph P. Califano, Roberto C. Andresen Eguiluz, Jason S. Lee, Christine J. Yoon, David T. Tims, James X. Wang, Le Cheng, Sunish Mohanan, Mark R. Buckley, Itai Cohen, Alexander Yu Nikitin, Rebecca M. Williams, Delphine Gourdo
PNAS 109, 9786-9791 (Jun 2012)
Insights into the interstitial flow, shear stress, and mass transport effects on ECM heterogeneity in bioreactor-cultivated engineered cartilage hydrogels

Tony Chen, Mark Buckley, Itai Cohen, Lawrence Bonassar, Hani A. Awad
BIOMECH MODEL MECHANOBIOL 11, 689-702 (May 2012)
Temperature dependence of droplet breakup in 8CB and 5CB liquid crystals

Daniel Porter, John R. Savage, Patrick Spicer, Marco Caggioni and Itai Cohen
PHYSICAL REVIEW E 85, 041701 (Apr 2012)
Assembly of vorticity-aligned hard-sphere colloidal strings in a simple shear flow

Xiang Cheng, Xinliang Xu, Stuart Rice, Aaron Dinner, and Itai Cohen
PNAS 109, 63-67 (Jan 2012)
Micelles in a crystal

Lara A. Estroff and Itai Cohen
NATURE MATERIALS 10, 810-811 (Nov 2011)
Imaging the microscopic structure of shear thinning and thickening colloidal suspensions

Xiang Cheng, Jonathan H. McCoy, Jacob N. Israelachvili and Itai Cohen
SCIENCE 333, 1276 (Sep 2011)
Paddling Mode of Forward Flight in Insects

Leif Ristroph, Attila J. Bergou, John Guckenheimer, Z. Jane Wang, and Itai Cohen
PHYSICAL REVIEW LETTERS,106, 178103 (Apr 2011)
Dislocations and vacancies in two-dimensional mixed crystals of spheres and dimers

Sharon J. Gerbode,Desmond C. Ong, Chekesha M. Liddell, and Itai Cohen
PHYSICAL REVIEW E 82, 041404 (Oct 2010)
Glassy Dislocation Dynamics in 2D Colloidal Dimer Crystals

S.J. Gerbode, U. Agarwal, D.C. Ong, C.M. Liddell, F. Escobedo, and I. Cohen
PHYS. REV. LETT. 105, 078301 (Aug 2010)
Constitutive Curve and Velocity Profile in Entangled Polymers during Start-Up of Steady Shear Flow

Hayes KA, Buckley MR, Qi HB, Cohen I, Archer LA
MACROMOLECULES, 43, 44124417 (May 2010)
Fruit Flies Modulate Passive Wing Pitching to Generate In-Flight Turns

Attila J. Bergou, Leif Ristroph, John Guckenheimer, Itai Cohen, and Z. Jane Wang
PHYS. REV. LETT. 104, 148101 (Apr 2010)
High-resolution spatial mapping of shear properties in cartilage

Mark R. Buckley, Attila J. Bergou, Jonathan Fouchard, Lawrence J. Bonassar, Itai Cohen
JOURNAL OF BIOMECHANICS 43(4):796-800 (Mar 2010)
Direct Measurements of Island Growth and Step-Edge Barriers in Colloidal Epitaxy

Rajesh Ganapathy, Mark R. Buckley, Sharon J. Gerbode, and Itai Cohen
SCIENCE, 22 , 445-448 (Jan 2010)
The Effects of Needle Puncture Injury on Microscale Shear Strain in the Intervertebral Disc Annulus Fibrosus

A. J. Michalek, M. R. Buckley, L. J. Bonassar, I. Cohen, J. C. Iatridis
THE SPINE JOURNAL 10:1098-105 ( 2010)
Partial Universality: pinch-off dynamics in fluids with smectic liquid crystalline order

John R. Savage, Marco Caggioni, Patrick T. Spicer, and Itai Cohen
SOFT MATTER, 6, 892 ( 2010)
Discovering the flight auto-stabilizer of fruit flies by inducing aerial stumbles

Leif Ristroph, Attila J. Bergou, Gunnar Ristroph, Katherine Coumes, Gordon J. Berman, John Guckenheimer, Z. Jane Wang, Itai Cohen
PNAS 107, 4820-4824 ( 2010)
Measurement of local strains in intervertebral disc anulus fibrosus tissue under dynamic shear: Contributions of matrix fiber orientation and elastin content

Arthur J. Michalek, Mark R. Buckley, Lawrence J. Bonassar, Itai Cohen, James C. Iatridis
J. BIOMECH, 42, 2279-2285 (Aug 2009)
Automated hull reconstruction motion tracking (HRMT) applied to sideways maneuvers of free-flying insects

Leif Ristroph, Gordon J. Berman, Attila J. Bergou, Z. Jane Wang, and Itai Cohen
JOURNAL OF EXPERIMENTAL BIOLOGY, 212, 1324-1335 (Jan 2009)
High resolution shear profile measurements in entangled polymers

Keesha A. Hayes, Mark R. Buckley, Itai Cohen, and Lynden A. Archer
PHYSICAL REVIEW LETTERS 101, 218301 (Nov 2008)
Liquid interfaces in viscous straining flows: numerical studies of the selective withdrawal transition

Klein Berkenbusch, M., Cohen, I. & Zhang, W. W.
JOURNAL OF FLUID MECHANICS 613, 171-203 (Oct 2008)
Synthesis & Assembly of Nonspherical Hollow Silica Colloids Under Confinement

S.H. Lee, S.J. Gerbode, B. John, A. Wolfgang, I. Cohen, F.E. Escobedo, and C.M. Liddell
J. MATER. CHEM. 41, 4912-4916 (Sep 2008)
Mapping the depth dependence of shear properties in articular cartilage

Mark R. Buckley, Jason P. Gleghorn, Lawrence J. Bonassar, Itai Cohen
JOURNAL OF BIOMECHANICS, 41, 2430-2437 (Aug 2008)
Restricted dislocation motion in crystals of colloidal dimer particles

Gerbode SJ, Lee SH, Liddell CM, Cohen I
PHYSICAL REVIEW LETTERS, 101: 058302 (Aug 2008)
Slip, yield and bands in colloidal crystals under oscillatory shear

Cohen I, Davidovitch B, Schofield A, Brenner M, and Weitz DA
PHYSICAL REVIEW LETTERS 97, ART. NO. 215502 (Nov 2006)
Visualizing dislocation nucleation by indenting colloidal crystals

Schall P, Cohen I, Weitz DA and Spaepen F
NATURE 440: 319-323 (Mar 2006)
Visualization of dislocation dynamics in colloidal crystals

Schall P, Cohen I, Weitz DA and Spaepen F
SCIENCE 305, 1944-1948 (Sep 2004)
Scaling and transition structure dependence on the fluid viscosity ratio in the selective withdrawal transition

Cohen I
PHYSICAL REVIEW E 70, ART. NO. 026302 (Aug 2004)
Shear-induced configurations of confined colloidal suspensions

Cohen I, Mason TG, Weitz DA
PHYSICAL REVIEW LETTERS. 93: 046001 (Jul 2004)
Persistence of memory in drop breakup: The breakdown of universality

Doshi P, Cohen I, Zhang WW, Siegel M, Howell P, Basaran OA, Nagel SR
SCIENCE 302, 1185-1188 (Nov 2003)
Scaling at the selective withdrawal transition through a tube suspended above the fluid surface

Cohen I, Nagel SR
PHYSICAL REVIEW LETTERS 88, ART. NO. 074501 (Feb 2002)
Testing for scaling behavior dependence on geometrical and fluid parameters in the two fluid drop snap-off problem

Cohen I, Nagel SR
PHYSICS OF FLUIDS 13, 3533-3541 (Dec 2001)
Using selective withdrawal to coat microparticles

Cohen I, Li H, Hougland JL, Mrksich M, Nagel SR
SCIENCE 292, 265-267 (Apr 2001)
Two fluid drop snap-off problem: Experiments and theory

Cohen I, Brenner MP, Eggers J, Nagel SR
PHYSICAL REVIEW LETTERS 83, 1147-1150 (Aug 1999)
Facts and speculation concerning low-temperature polymorphism in glass formers

Kivelson D, Pereda JC, Luu K, Lee M, Sakai H, Ha A, Cohen I, Tarjus G
A low-temperature amorphous phase in a fragile glass-forming substance

Cohen I, Ha A, Zhao XL, Lee M, Fischer T, Strouse MJ, Kivelson D
JOURNAL OF PHYSICAL CHEMISTRY 100 , 8518-8526 (May 1996)
Supercooled liquids and polyamorphism

Ha A, Cohen I, Zhao XL, Lee M, Kivelson D