نتایج جستجو برای: nano flow

تعداد نتایج: 530773  

2012
H. Akhlaghi E. Roohi R. S. Myong

Micro/nano geometries with specified wall heat flux are widely encountered in electronic cooling and micro/nano-fluidic sensors. We introduce a new technique to impose the desired (positive/negative) wall heat flux boundary condition in the DSMC simulations. This technique is based on an iterative progress on the wall temperature magnitude. It is found that the proposed iterative technique has ...

Journal: :Lab on a chip 2015
Sara Mahshid Mohammed Jalal Ahamed Daniel Berard Susan Amin Robert Sladek Sabrina R Leslie Walter Reisner

We demonstrate a lab-on-a-chip that combines micro/nano-fabricated features with a Convex Lens-Induced Confinement (CLIC) device for the in situ analysis of single cells. A complete cycle of single cell analysis was achieved that includes: cell trapping, cell isolation, lysis, protein digestion, genomic DNA extraction and on-chip genomic DNA linearization. The ability to dynamically alter the f...

Journal: :IEEE Sensors Journal 2023

We explore the potentiality of high frequency impedance measurements with CMOS nano-electrode arrays for nano-plastic pollutant particles monitoring in water. This technology offers benefits as nano-scale resolution, parallelization, scalability, label-free single particle detection, and automatic without operator intervention. Simple models are proposed size concentration estimation. The forme...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور مرکز - دانشکده علوم 1391

سنتز پلیمرهای کوئوردیناسیونی جدید از لیگاندهای 2-آمینو نیکوتینیک اسید، 2-کینولین کربوکسیلیک اسید، 2-پیرازین کربوکسیلیک اسید در ابعاد توده، با روش گرایان دمایی و با استفاده از شاخه ی جانبی انجام شده است، این پلیمرها توسط روش طیف سنجی ir شناسایی و پایداری گرمایی آن ها توسط تجزیه های وزن سنجی حرارتی (tga) و تجزیه ی گرمایی تفاضلی (dta) بررسی شده است. در ادامه، ساختار این ترکیبات توسط بلورنگاری پرتو...

2010
FUQIU MA XILIANG LIU DONG LIU

Ti-TiC-TiC/DLC gradient nano-composite films have been prepared on the NiTi substrates by the technique of plasma immersion ion implantation and deposition (PIIID) combining with plasmaenhanced chemical vapor deposition (PECVD). The influence of C2H2 flow rate ranging from 30sccm to 50sccm on the chemical structure, microstructure, mechanical properties and corrosion resistance of resulting thi...

2005
B. D. Todd

A review of some recent advances focusing on the problem of nano-scale fluids far from equilibrium modelled by nonequilibrium molecular dynamics (NEMD) is presented. It will be demonstrated how novel materials such as dendrimers can be successfully modelled using NEMD methods and how the distortion of their geometry by the imposed field has a significant influence on the transport properties of...

2010
Jianbing Zhao Yu Qiao Patricia J. Culligan Xi Chen

Understanding nanofluidic behavior is of fundamental value to the development of many potential nano-technology applications, including high-performance energy absorption. We carry out non-equilibrium molecular dynamics (NEMD) simulations to study the transport characteristics of liquids in a confined nano-environment. It is shown that the distributed electric field arising from either an elect...

Journal: :Indian Journal of Science and Technology 2016

Journal: :Journal of Visualized Experiments 2022

Single particle characterization has become increasingly relevant for research into extracellular vesicles, progressing from bulk analysis techniques and first-generation to comprehensive multi-parameter measurements such as nano-flow cytometry (nFCM). nFCM is a form of flow that utilizes instrumentation specifically designed nano-particle analysis, allowing thousands EVs be characterized per m...

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