http://scitation.aip.org/ POF: Biofluid Mechanics http://link.aip.org/link/?PHF/24/011902/1&agg=rss Hong Zhao, Eric S. G. Shaqfeh, and Vivek Narsimhan<br/> We simulate the cross-flow migration of rigid particles such as platelets in a red blood cell (RBC) suspension using the Stokes flow boundary integral equation method. Two types of flow environments are investigated: a suspension undergoing a bulk shear motion and a suspension flowing in a microchan ... [Phys. Fluids 24, 011902 (2012)] published Tue Jan 31, 2012. http://link.aip.org/link/?PHF/24/011901/1&agg=rss Jocelyn Dunstan, Gaston Mino, Eric Clement, and Rodrigo Soto<br/> We present a simple model for bacteria like Escherichia coli swimming near solid surfaces. It consists of two spheres of different radii connected by a dragless rod. The effect of the flagella is taken into account by imposing a force on the tail sphere and opposite torques exerted by the rod over t ... [Phys. Fluids 24, 011901 (2012)] published Fri Jan 27, 2012. http://link.aip.org/link/?PHF/23/121901/1&agg=rss Hong Zhao, Andrew P. Spann, and Eric S. G. Shaqfeh<br/> The three-dimensional dynamics of a lipid vesicle in a wall-bound shear flow is simulated by a Stokes-flow boundary integral equation method. When the vesicle is far away from the wall, the wall induces a lift velocity that is proportional to the wall normal component of the particle stresslet and i ... [Phys. Fluids 23, 121901 (2011)] published Wed Dec 14, 2011. http://link.aip.org/link/?PHF/23/111903/1&agg=rss Fang-Bao Tian, Haoxiang Luo, Luoding Zhu, and Xi-Yun Lu<br/> A viscous flow past three filaments in side-by-side arrangement is studied by a numerical simulation and is accompanied by a previously established linear stability analysis. Other than the coupling modes reported previously, which include the in-phase mode, symmetrical mode, and out-of-phase mode, ... [Phys. Fluids 23, 111903 (2011)] published Thu Nov 17, 2011. http://link.aip.org/link/?PHF/23/111902/1&agg=rss F. O. Minotti<br/> Expressions are derived to relate the instantaneous pressure force on a flapping wing to the velocity field on a plane at the trailing edge and on a highly localized region around and near the wing, valid when the vortex sheet is thin. In its more practical version, the formalism is applicable to wi ... [Phys. Fluids 23, 111902 (2011)] published Thu Nov 10, 2011. http://link.aip.org/link/?PHF/23/111901/1&agg=rss Mengye Zhao and Prosenjit Bagchi<br/> We present a three-dimensional numerical study on the dynamics of deformable capsules in sinusoidally oscillating shear flow. We consider capsules of spherical and oblate spheroid resting shapes. For spherical resting shapes, we find an identical deformation response during positive and negative vor ... [Phys. Fluids 23, 111901 (2011)] published Tue Nov 1, 2011. http://link.aip.org/link/?PHF/23/101901/1&agg=rss Sebastien Michelin and Eric Lauga<br/> Cells swimming in viscous fluids create flow fields which influence the transport of relevant nutrients, and therefore their feeding rate. We propose a modeling approach to the problem of optimal feeding at zero Reynolds number. We consider a simplified spherical swimmer deforming its shape tangenti ... [Phys. Fluids 23, 101901 (2011)] published Mon Oct 10, 2011. http://link.aip.org/link/?PHF/23/091901/1&agg=rss Cheng-Lun Yu, Shang-Chieh Ting, Meng-Kao Yeh, and Jing-Tang Yang<br/> We investigated numerically the hydrodynamic interactions between pectoral-fin vortices and body undulation in a fish swimming with carangiform locomotion at a Reynolds number of 3.3 x 10; the three-dimensional, viscous, incompressible, Navier-Stokes equations were solved with a finite-volume meth ... [Phys. Fluids 23, 091901 (2011)] published Mon Sep 26, 2011. http://link.aip.org/link/?PHF/23/081901/1&agg=rss Vivian Aranda, Ricardo Cortez, and Lisa Fauci<br/> Many physiological flows are driven by waves of muscular contractions passed along a tubular structure. This peristaltic pumping plays a role in ovum transport in the oviduct and in rapid sperm transport through the uterus. As such, flow due to peristalsis has been a central theme in classical biolo ... [Phys. Fluids 23, 081901 (2011)] published Wed Aug 17, 2011. http://link.aip.org/link/?PHF/23/071901/1&agg=rss James W. Swan, John F. Brady, Rachel S. Moore, and ChE 174<br/> We develop a general framework for modeling the hydrodynamic self-propulsion (i.e., swimming) of bodies (e.g., microorganisms) at low Reynolds number via Stokesian Dynamics simulations. The swimming body is composed of many spherical particles constrained to form an assembly that deforms via relativ ... [Phys. Fluids 23, 071901 (2011)] published Thu Jul 14, 2011. http://link.aip.org/link/?PHF/23/041905/1&agg=rss Norman J. Zabusky, Enrico Segre, Julien Deschamps, Vasiliy Kantsler, and Victor Steinberg<br/> Despite the recent upsurge of theoretical reduced models for vesicle shape dynamics, comparisons with experiments have not been accomplished. We review the implications of some of the recently proposed models for vesicle dynamics, especially the tumbling-trembling domain regions of the phase plane, ... [Phys. Fluids 23, 041905 (2011)] published Fri Apr 22, 2011. http://link.aip.org/link/?PHF/23/041903/1&agg=rss Adnan Qamar, Robinson Seda, and Joseph L. Bull<br/> A fundamental study to characterize the flow around an oscillating cylinder in a pulsatile flow environment is investigated. This work is motivated by a new proposed design of the total artificial lung (TAL), which is envisioned to provide better gas exchange. The NavierStokes computations in a movi ... [Phys. Fluids 23, 041903 (2011)] published Thu Apr 21, 2011. http://link.aip.org/link/?PHF/23/041904/1&agg=rss Yunqiao Liu, Kazuyasu Sugiyama, Shu Takagi, and Yoichiro Matsumoto<br/> The shape oscillation of an encapsulated microbubble in an ultrasound field is numerically investigated. To predict the nonlinear process, the continuity equation and the NavierStokes equation are directly solved by means of a boundary-fitted finite-volume method on an orthogonal curvilinear coordin ... [Phys. Fluids 23, 041904 (2011)] published Thu Apr 21, 2011. http://link.aip.org/link/?PHF/23/041902/1&agg=rss Haribalan Kumar, Merryn H. Tawhai, Eric A. Hoffman, and Ching-Long Lin<br/> Study of mixing is important in understanding transport of submicron sized particles in the acinar region of the lung. In this article, we investigate transport in view of advective mixing utilizing Lagrangian particle tracking techniques: tracer advection, stretch rate and dispersion analysis. The ... [Phys. Fluids 23, 041902 (2011)] published Mon Apr 18, 2011. http://link.aip.org/link/?PHF/23/041901/1&agg=rss G. Subramanian, Donald L. Koch, and Sean R. Fitzgibbon<br/> The linear stability of a homogeneous dilute suspension of chemotactic bacteria in a constant chemoattractant gradient is analyzed. The bacteria execute a run-and-tumble motion, typified by the species E. coli, wherein periods of smooth swimming (runs) are interrupted by abrupt uncorrelated changes ... [Phys. Fluids 23, 041901 (2011)] published Mon Apr 11, 2011. http://link.aip.org/link/?PHF/23/021901/1&agg=rss J. D. Berry, J. Carberry, and M. C. Thompson<br/> A two-dimensional model of a tethered capsule is used to elucidate the effects of capsule aspect ratio and capsule internal viscosity on capsule dynamics. Over the parameter space examined, the capsule initially elongates out into the flow and then slowly pivots toward the wall as the capsule relaxe ... [Phys. Fluids 23, 021901 (2011)] published Mon Feb 28, 2011. http://link.aip.org/link/?PHF/23/011902/1&agg=rss Gwynn J. Elfring and Eric Lauga<br/> Spermatozoa flagella are known to synchronize when swimming in close proximity. We use a model consisting of two-dimensional sheets propagating transverse waves of displacement to demonstrate that fluid forces lead to such synchronization passively. Using two distinct asymptotic descriptions (small ... [Phys. Fluids 23, 011902 (2011)] published Tue Jan 11, 2011. http://link.aip.org/link/?PHF/23/011901/1&agg=rss Amir Alizadeh Pahlavan and David Saintillan<br/> The effects of an external shear flow on the dynamics and pattern formation in a dilute suspension of swimming micro-organisms are investigated using a linear stability analysis and three-dimensional numerical simulations, based on the kinetic model previously developed by [D. Saintillan and M. J. S ... [Phys. Fluids 23, 011901 (2011)] published Thu Jan 6, 2011. http://link.aip.org/link/?PHF/22/121901/1&agg=rss J. Sznitman, X. Shen, R. Sznitman, and P. E. Arratia<br/> The swimming behavior of the nematode Caenorhabditis elegans is investigated in aqueous solutions of increasing viscosity. Detailed flow dynamics associated with the nematode's swimming motion as well as propulsive force and power are obtained using particle tracking and velocimetry methods. We find ... [Phys. Fluids 22, 121901 (2010)] published Wed Dec 22, 2010. http://link.aip.org/link/?PHF/22/121902/1&agg=rss Sethuraman Sankaran and Alison L. Marsden<br/> It is well known that the fluid mechanics of bypass grafts impacts biomechanical responses and is linked to intimal thickening and plaque deposition on the vessel wall. In spite of this, quantitative information about the fluid mechanics is not currently incorporated into surgical planning and bypas ... [Phys. Fluids 22, 121902 (2010)] published Wed Dec 22, 2010. http://link.aip.org/link/?PHF/22/111903/1&agg=rss Xueming Shao<!--orlang--> (&#x90B5;&#x96EA;&#x660E;)<!--orlang-->, Dingyi Pan<!--orlang--> (&#x6F58;&#x5B9A;&#x4E00;)<!--orlang-->, Jian Deng<!--orlang--> (&#x9093;&#x89C1;)<!--orlang-->, and Zhaosheng Yu<!--orlang--> (&#x4F59;&#x948A;&#x5723;)<!--orlang--><br/> The hydrodynamic performances of a fishlike undulating foil in the wake of a D-section cylinder are numerically investigated by using a modified immersed boundary method. The results regarding the effects of various controlling parameters, including the distance between the foil and the D-cylinder, ... [Phys. Fluids 22, 111903 (2010)] published Fri Nov 12, 2010.