نتایج جستجو برای: nanosized droplet

تعداد نتایج: 21348  

Hassan Rahimzadeh Roohollah Rafee

In this paper, the turbulent air droplet flow inside a single passage of a curved type vane separator has been studied numerically. The simulation is based on the Eulerian - Lagrangian method. For turbulent air flow calculations, a computer code was developed to solve the Reynolds Averaged Navier Stokes (RANS) equations together with the equations of Reynolds Stress Transport Model (RSTM) o...

M. h. Rahimian and M. Farshchi,

The objective of this research is to develop an accurate numerical method to be used in showing the deformation of a liquid fuel droplet in a convective field. To simultaneously solve the internal liquid droplet flow field as well as the external gas phase flow field, a nonstaggered rectangular grid system without any coordinate transformation is used. Transition from the gas field to the liqui...

2014
Werner Bischoff Maria Blevins Andrea Anderson John Stehle

Background. Transmission efficacy of Influenza in aerosols is dependent on environmental factors such as temperature, relative humidity (RH), airflow, andUV-light.We studied the impact of these factors on the recovery of an aerosolized wild-type Influenza virus. Methods. Influenza Avirus (A/WS/33 H1N1) was aerosolized via nebulizer (droplet nuclei) and airbrush (droplet nuclei/droplet mix). Vir...

Journal: :The Science of the total environment 2007
Amitava Bandyopadhyay Manindra N Biswas

The present article aims at developing simple realistic models in order to describe the gaseous removal process of SO(2) by absorption with and without chemical reaction in spray towers. Effects of droplet size, droplet velocity, superficial gas velocity, liquid flow rate and tower height on the performance of such a system are theoretically predicted. Model calculations bring out some very int...

2011
AA Lyamkina DV Dmitriev Yu G Galitsyn VG Kesler SP Moshchenko AI Toropov

In this work, we study metal droplets on a semiconductor surface that are the initial stage for both droplet epitaxy and local droplet etching. The distributions of droplet geometrical parameters such as height, radius and volume help to understand the droplet formation that strongly influences subsequent nanohole etching. To investigate the etching and intermixing processes, we offer a new met...

2016
Hirofumi Kurita Yasuhiro Takao Kenta Kishikawa Kazunori Takashima Rika Numano Akira Mizuno

We have developed a gene transfection method called water-in-oil droplet electroporation (EP) that uses a dielectric oil and a liquid droplet containing live cells and exogenous DNA. When a cell suspension droplet is placed between a pair of electrodes, an intense DC electric field can induce droplet deformation, resulting in an instantaneous short circuit caused by the droplet elongating and c...

Bioactive products from snail slime of “Helix” specie have potential applications in preventing and/or treating several human diseases and in cancer diagnosis. However, the poor pharmacokinetics characteristics of these natural compounds limit their use. Nanotechnology offers promising solutions for the enhanced formulation of these molecules through the synthesis of nanosized drug del...

Journal: :journal of cardio-thoracic medicine 0
basavaraju jayadeva pulmonologist., department of pulmonary medicine, bangalore medical college and research institute, bangalore, india nagaraja chikkananjaiah pulmonologist, department of pulmonary medicine ,bangalore medical college and research institute, bangalore, india. veeranna gowda internal medicine, department of internal medicine , bangalore medical college and research institute, bangalore, india. devika rani anesthesiologist, department of anesthesiology , bangalore medical college and research institute, bangalore, india. shebin poovathingal pulmonologist, department of pulmonary medicine, bangalore medical college and research institute, bangalore, india

introduction: this study aimed to evaluate the clinical profile and outcomes of adult patients screened and diagnosed with h1n1 influenza infection at a tertiary care hospital in india. materials and methods: this retrospective  study was conducted on all adult patients suspected of h1n1 influenza admitted at a teaching hospital during the epidemic period of january-march 2015. patients were sc...

Journal: :Micromachines 2015
Kuangwen Hsieh Helena C. Zec Polly C. Ma Tushar D. Rane Tza-Huei Wang

Combinatorial droplet microfluidic devices with programmable microfluidic valves have recently emerged as a viable approach for performing multiplexed experiments in microfluidic droplets. However, the serial operation in these devices restricts their throughput. To address this limitation, we present a parallelized combinatorial droplet device that enhances device throughput via droplet bifurc...

ژورنال: مواد پرانرژی 2014
احمدوند, هادی, ایومن, اسماعیل, حسینی, سید قربان, قوی , اعظم ,

In this review, an attempt to collect summarized literature data on catalytic effect of nanosized metal oxides on the thermal decomposition of ammonium perchlorates is made. Several experimental results show nanometal oxides are more effective catalysts as compared to nanosized metals. Nanocatalysts decrease the activation energy and the increase the rate the thermal decomposition of ammonium p...

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