نتایج جستجو برای: microparticle

تعداد نتایج: 2256  

Journal: :Biosensors 2023

Surveillance of viral pathogens in both point-of-care and clinical settings is imperative to preventing the widespread propagation disease—undetected outbreaks can pose dire health risks on a large scale. Thus, portable, accessible, reliable biosensors are necessary for proactive measures. Polymeric microparticles have recently gained popularity their size, surface area, versatility, which make...

Journal: :Journal of Molecular Liquids 2021

Thorough understanding of the behaviour core–shell microparticles with a liquid core is essential for determining their performance in applications under different operation conditions. This paper reports particles thermal and mechanical loads. First, we formulated an analytical model heating process microparticle core. Next, utilised axisymmetric elastic spherical shell upon compression to des...

2016
Amit Kumar Mukhopadhyay AMIT KUMAR MUKHOPADHYAY Frederick N. Skiff Robert L. Merlino Scott Baalrud Claudio Margulis Chitra Mukhopadhyay

I report experimental and numerical studies of microparticle motion in a dusty plasma. These microparticles are negatively charged and are levitated in a plasma consisting of electrons, ions and neutral gas atoms. The microparticles repel each other, and are confined by the electric fields in the plasma. The neutral gas damps the microparticle motion, and also exerts random forces on them. I in...

Journal: :PloS one 2015
Katrin Einfinger Sigrun Badrnya Margareta Furtmüller Daniela Handschuh Herbert Lindner Margarethe Geiger

Protein C inhibitor is a secreted, non-specific serine protease inhibitor with broad protease reactivity. It binds glycosaminoglycans and anionic phospholipids, which can modulate its activity. Anionic phospholipids, such as phosphatidylserine are normally localized to the inner leaflet of the plasma membrane, but are exposed on activated and apoptotic cells and on plasma membrane-derived micro...

2017
Junjun Lei

While Chladni patterns in air over vibrating plates at macroscale have been well studied, inverse Chladni patterns in water at microscale have recently been reported. The underlying physics for the focusing of microparticles on the vibrating interface, however, is still unclear. In this paper, we present a quantitative threedimensional study on the acoustophoretic motion of microparticles on a ...

2014
Federica Novelli Tommaso Neri Laura Tavanti Chiara Armani Concettina Noce Fabio Falaschi Maria Laura Bartoli Federica Martino Antonio Palla Alessandro Celi Pierluigi Paggiaro

Coagulation factor Xa appears involved in the pathogenesis of pulmonary fibrosis. Through its interaction with protease activated receptor-1, this protease signals myofibroblast differentiation in lung fibroblasts. Although fibrogenic stimuli induce factor X synthesis by alveolar cells, the mechanisms of local posttranslational factor X activation are not fully understood. Cell-derived micropar...

Journal: :Journal of Physics D 2021

Abstract We investigated the possibility of using a layer quantum dots (QDs) deposited on microparticle surface for measurement charge acquires when immersed into plasma. To that end, we performed calculations Stark shift photoluminescence spectrum QDs caused by fluctuating local electric field. In our calculations, assumed plasma-delivered surplus electrons to be distributed microparticle. Acc...

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