Preprints and manuscripts in preparation

[23] A. Das, S. Sastry and D. Bi, “Controlled neighbor exchanges drive glassy behavior, intermittency and cell streaming in epithelial tissues”, submitted (2020) Download BioArxiv Preprint

[22] J Mitchel, A Das, M O’Sullivan, I. Stancil, S. DeCamp, S. Koehler, J P. Butler, J. A. Nieto, D. Bi and J.-A. Park, “The unjamming transition is distinct from the epithelial-to-mesenchymal transition”, submitted and under review (2019) Download BioArxiv Preprint

Published articles


[21] M. O’Sullivan et al, “Collective migration of well-differentiated human airway epithelial cells by ionizing radiation”, Front. Cell Dev. Biol., (2020) 

[20] S.-Z. Lin et al, “Dynamic instability and migration modes of collective cells in channels”, J.R. Soc. Interface J. R. Soc. Interface 16, 156   Download PDF

[19] X. Li, A. Das and D. Bi, “Mechanical heterogeneity in tissues promote rigidity and control cellular invasion”,  Phys. Rev. Lett. 123, 058101 Download PDF

[18] L. Yan and D. Bi, “Multicellular rosettes drive fluid-solid transition in epithelial tissues”, Phys. Rev. X 9, 011029Download PDF

[17] Ajeti et al “Epithelial Wound Healing Coordinates Distinct Actin Network Architectures to Conserve Mechanical Work and Balance Power”, Nat. Phys. 2019 1745-2481  Download PDF


[16] M. F. Staddon, D. Bi, M. P. Murrell, and S. Banerjee, “Cooperation of dual modes of cell motility promotes epithelial stress relaxation to accelerate wound healing” PLOS Comp. Biol. 2018.  PDF

[15] X. Li, Amit Das and D. Bi, “Biological tissue-inspired tunable photonic fluid” PNAS June 2018, 115 (26) 6650-6655 Download PDF

[14]  M. Czajkowski, D. Bi, M.-L. Manning and M. C. Marchetti, “Hydrodynamics of shape-driven rigidity transitions in motile tissues”, Soft Matter, 2018, 14, 5628-5642 Download PDF

[13] F. Giavazzi, M. Paoluzzi, M. Macchi, D. Bi, G. Scita, M.-L. Manning, R Cerbino and M.-C. Marchetti, “Flocking Transition in Confluent Tissues”, Soft Matter, 2018,14, 3471-3477 Download PDF

[12] L. Atia*, D. Bi*, Y. Sharma*, J. A. Mitchel, B. Gweon, S. Koehler, S. J. DeCamp, B. Lan, J.H. Kim, R. Hirsch, A. F. Pegoraro, K. H. Lee, J. Starr, D. A. Weitz, A. C. Martin, J.-A. Park, J. P. Butler and J. J. Fredberg, “Geometrical constraints during epithelial jamming” ,  (*equal contribution) Nature Physics volume 14, pages 613–620 (2018) Download PDF

[11] X. Yang, D. Bi, M. Czajkowski, Matthias Merkel, M.-L. Manning and M. C. Marchetti, “Correlating Cell Shape and Cellular Stress in Motile Confluent Tissues”, PNAS 114 (48) 12663-12668 (2017). Download PDF

Prior to 2017

[10] D. Bi, X. Yang, M Cristina Marchetti and M.-L. Manning. “Motility-driven glass and jamming transitions in biological tissues”,  Phys. Rev. X 6, 021011 (2016). Download PDF

[9] S. Sarkar, D. Bi.  J. Zhang, J. Ren, R. P. Behringer and B. Chakraborty. “Shear-induced rigidity of frictional particles: Analysis of emergent order in stress space”, Phys. Rev. E 93, 042901 (2016). Download PDF

[8] D. Bi, J.H. Lopez, J. M. Schwarz and M.-L. Manning. “A density-independent rigidity transition in biological tissues”, Nature Physics   11, 1074-1079 (2015). Download PDF

[7] J.A. Park, J. H. Kim, D. Bi, et al. “Unjamming and cell shape in the asthmatic airway epithelium,” Nature Materials 14 1040–1048 (2015). Download PDF

[6] D. Bi, J.H. Lopez, J. M. Schwarz and M.-L. Manning. “Energy barriers and cell migration in densely packed tissues”, Soft Matter 10, 1885-1890 (2014). Download PDF

[5] S. Sarkar, D. Bi, J. Zhang, R.P. Behringer and B. Chakraborty “Origin of Rigidity in Dry Granular Solids”. Phys. Rev. Lett. 111, 068301 (2013). Download PDF

[4] D. Bi, J. Zhang, R. P. Behringer and B. Chakraborty “Fluctuations in Shear-Jammed States: A Statistical Ensemble Approach”, Euro. Phys. Lett. 102, 34002 (2013). Download PDF

[3] D. Bi, J. Zhang, B. Chakraborty and R.P. Behringer “Jamming by shear”. Nature 480, 355 — 358 (2011). Download PDF

[2] D. Bi and B. Chakraborty “Rheology of granular materials: dynamics in a stress landscape.” Phil. Trans. R. Soc. 367 1909, 5073–5090 (2009). Download PDF

[1] R. P. Behringer, D Bi, S. Henkes and B Chakraborty “Why Do Granular Materials Stiffen with Shear Rate? Test of Novel Stress-Based Statistics”, Phys. Rev. Lett. 103, 268301 (2008). Download PDF

Review Articles

D. Bi, Silke Henkes, Karen Daniels and Bulbul Chakraborty. “The Statistical Physics of Athermal Materials”, Annual Review of Condensed Matter Physics Vol. 6: 63-83 (2015). Download PDF

Conference Proceedings

[2] R.P. Behringer, D. Bi, J. Zhang and B. Chakraborty, “Sheared Granular Materials near Jamming”, AIP Conference Proceedings 1542, 12–19 (2012).

[1] R. R. Hartley, R. P. Behringer, S. Henkes, D. Bi and B. Chakraborty “Logarithmic Strengthening of Granular Materials with Shear Rate”. AIP Conference Proceedings 1145, 1089–1092 (2009).