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Related papers: General coarse-grained red blood cell models: I. M…

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Motivated by the complex rheological behaviors observed in small/micro scale blood vessels, such as the Fahraeus effect, plasma-skimming, shear-thinning, etc., we develop a non-linear suspension model for blood. The viscosity is assumed to…

Fluid Dynamics · Physics 2018-12-26 Wei-Tao Wu , Nadine Aubry , James F. Antaki , Mehrdad Massoudi

We propose a highly coarse-grained simulation model for crystalline polymer solids with crystalline lamellar structures. The mechanical properties of a crystalline polymer solid are mainly determined by the crystalline lamellar structures.…

Soft Condensed Matter · Physics 2025-01-13 Takashi Uneyama

In the past two decades, under the conditions that both the osmotic pressure $\Delta p$ and tensile stress $\lambda$ equal zero, a rigorous solution (RS) of human red blood cell (RBC) with a minus spontaneous curvature $c_{0}$ has been…

Biological Physics · Physics 2016-08-05 Xue-Jun Zhang , Zhong-Can Ou-Yang

This paper proposes a novel automatic classification framework for the recognition of five types of white blood cells. Segmenting complete white blood cells from blood smears images and extracting advantageous features from them remain…

Computer Vision and Pattern Recognition · Computer Science 2020-09-07 Na Dong , Meng-die Zhai , Jian-fang Chang , Chun-ho Wu

A mesoscopic coarse-grain model for computationally-efficient simulations of biomembranes is presented. It combines molecular dynamics simulations for the lipids, modeled as elastic chains of beads, with multiparticle collision dynamics for…

Soft Condensed Matter · Physics 2015-06-04 Mu-Jie Huang , Raymond Kapral , Alexander S. Mikhailov , Hsuan-Yi Chen

Coarse-graining or model reduction is a term describing a range of approaches used to extend the time-scale of molecular simulations by reducing the number of degrees of freedom. In the context of molecular simulation, standard…

Dynamical Systems · Mathematics 2023-11-14 Thomas Hudson , Xingjie Helen Li

The red blood cells or erythrocytes are biconcave shaped cells and consist mostly in a membrane delimiting a cytosol with a high concentration in hemoglobin. This membrane is highly deformable and allows the cells to go through narrow…

Biological Physics · Physics 2012-06-27 Benjamin Mauroy

We measure the dynamical mechanical properties of human red blood cells. Single cell response is measured with optical tweezers. We investigate both the stress relaxation following a fast deformation, and the effect of varying the strain…

Soft Condensed Matter · Physics 2009-11-13 Young-Zoon Yoon , Jurij Kotar , Gilwon Yoon , Pietro Cicuta

Deterministic lateral displacement (DLD) microfluidic devices promise versatile and precise processing of biological samples. However, this prospect has been realized so far only for rigid spherical particles and remains limited for…

Soft Condensed Matter · Physics 2024-06-03 Wei Chien , Zunmin Zhang , Gerhard Gompper , Dmitry A. Fedosov

Pixel-level analysis of blood images plays a pivotal role in diagnosing blood-related diseases, especially Anaemia. These analyses mainly rely on an accurate diagnosis of morphological deformities like shape, size, and precise pixel…

Image and Video Processing · Electrical Eng. & Systems 2022-02-11 Muhammad Shahzad , Arif Iqbal Umar , Syed Hamad Shirazi , Israr Ahmed Shaikh

To acquire the ability to numerically study the rheology of particulate two-phase flows that lack scale separation, we present a general method to average or coarse-grain the equations of motion of a mixture of a continuous fluid of…

Fluid Dynamics · Physics 2026-01-22 Thomas Pähtz , Yulan Chen , Rui Zhu , Katharina Tholen , Zhiguo He

This paper presents a comprehensive methodology and comparative performance analysis for the automated classification and object detection of peripheral blood cells (PBCs) in microscopic images. Addressing the critical challenge of data…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Siddharth Sahay

Blood rheology and microcirculation are strongly influenced by red blood cell (RBC) aggregation. The aggregability of RBCs can vary significantly due to factors such as their mechanical and membrane surface properties, which are affected by…

Biological Physics · Physics 2025-04-02 M. Puthumana Melepattu , G. Maîtrejean , C. Wagner , T. Podgorski

Homogeneous suspensions of red blood cells (RBCs or erythrocytes) in blood plasma are unstable in the absence of driving forces and form elongated stacks, called rouleau. These erythrocyte aggregates are often branched porous networks -- a…

Soft Condensed Matter · Physics 2024-03-29 Megha Yadav , Vanshika , Chamkor Singh

The characterization of white blood cells (WBCs) is crucial for blood analyses and disease diagnoses. However, current standard techniques rely on cell labeling, a process which imposes significant limitations. Here we present…

Biological Physics · Physics 2015-05-12 Jonghee Yoon , Kyoohyun Kim , HyunJoo Park , Chulhee Choi , Seongsoo Jang , YongKeun Park

The fluid dynamics video that is presented here outlines recent advances in the simulation of multiphase cellular blood flow through the direct numerical simulations of deformable red blood cells (RBCs) demonstrated through several…

Fluid Dynamics · Physics 2009-10-20 Jonathan R. Clausen , Daniel A. Reasor , Cyrus K. Aidun

Computer-aided methods for analyzing white blood cells (WBC) have become widely popular due to the complexity of the manual process. Recent works have shown highly accurate segmentation and detection of white blood cells from microscopic…

Image and Video Processing · Electrical Eng. & Systems 2019-10-03 Changhun Jung , Mohammed Abuhamad , Jumabek Alikhanov , Aziz Mohaisen , Kyungja Han , DaeHun Nyang

Evaporation of blood droplets and diluted blood samples is a topic of intensive research, as it is seen as a possible low-cost tool for diagnosis. So far, samples with volume fraction down to a few percents of Red Blood Cells (RBCs) have…

Recent developments in lipid membrane models for simulations are reviewed. To reduce computational costs, various coarse-grained molecular models have been proposed. Among them, implicit solvent (solvent-free) molecular models are…

Soft Condensed Matter · Physics 2015-05-13 Hiroshi Noguchi

Graphics pipelines require physically-based rendering (PBR) materials, yet current 3D content generation approaches are built on RGB models. We propose to model the PBR image distribution directly, avoiding photometric inaccuracies in RGB…

Computer Vision and Pattern Recognition · Computer Science 2024-08-26 Shimon Vainer , Mark Boss , Mathias Parger , Konstantin Kutsy , Dante De Nigris , Ciara Rowles , Nicolas Perony , Simon Donné