Search Results - "Atta, Arnab"

Numerical Insights on Controlled Droplet Formation in a Microfluidic Flow-Focusing Device by Sontti, Somasekhara Goud, Atta, Arnab

“…In this article, we have developed a computational model to determine the droplet formation regime and its transition in a square microfluidic flow-focusing…”
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Nanoextraction based on surface nanodroplets for chemical preconcentration and determination by Wu, Hongyan, Kanike, Chiranjeevi, Atta, Arnab, Zhang, Xuehua

“…Liquid-liquid extraction based on surface nanodroplets, namely nanoextraction, can continuously extract and enrich target analytes from the flow of a sample…”
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Formation characteristics of Taylor bubbles in power-law liquids flowing through a microfluidic co-flow device by Sontti, Somasekhara Goud, Atta, Arnab

“…[Display omitted] •Flow regime maps are developed for power-law liquids in co-flow microchannel.•A scaling law based on modified Capillary number is proposed…”
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Influence of photobioreactor configuration on microalgal biomass production by Banerjee, Srijoni, Dasgupta, Soumendu, Das, Debabrata, Atta, Arnab

“…Biodiesel production from microalgae depends on the biomass concentration and lipid content in microalgal cells. Photobioreactors (PBRs) facilitates…”
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Flow Rate Optimization in a Flat-Panel Photobioreactor for the Cultivation of Microalgae for Mitigating Waste Gas by Banerjee, Srijoni, Dasgupta, Soumendu, Atta, Arnab, Das, Debabrata, Dayal, Deen, Malik, Sumira, Kumar, Harshavardhan, Kishore, Shristi, Rustagi, Sarvesh, Almutary, Abdulmajeed G.

“…Biofuel production is a renewable energy resource that is not only the most stabilized source of energy but also one of the sustainable alternatives to…”
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Investigation of liquid maldistribution in trickle-bed reactors using porous media concept in CFD by Atta, Arnab, Roy, Shantanu, Nigam, Krishna D.P.

“…A three-dimensional CFD model for simulating two-phase flow in trickle-bed reactors (TBRs) is presented. Based on porous media concept, a two-phase Eulerian…”
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(Gas)−Liquid−Solid Circulating Fluidized Bed Reactors: Characteristics and Applications by Atta, Arnab, Razzak, S. A, Nigam, K. D. P, Zhu, J-X

“…Accepting considerable advantages of circulating fluidized beds (CFBs) over the conventional fluidized beds, there has been numerous studies on CFBs…”
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Prediction of pressure drop and liquid holdup in trickle bed reactor using relative permeability concept in CFD by Atta, Arnab, Roy, Shantanu, Nigam, K.D.P.

“…A Computational Fluid Dynamics (CFD) model based on porous media concept is presented to model the hydrodynamics of two-phase flow in trickle-bed reactors…”
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Controlled Nanoscale Electrohydrodynamic Patterning Using Mesopatterned Template by Dwivedi, Swarit, Narayanan, Raj, Chaudhary, Rahul, Mukherjee, Rabibrata, Atta, Arnab

“…We report the path for a possible fabrication of an array of nanogrooves, by electro-hydrodynamic instability-mediated patterning of a thin polymer film using…”
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CFD analysis of microfluidic droplet formation in non–Newtonian liquid by Sontti, Somasekhara Goud, Atta, Arnab

“…[Display omitted] •Presented a 3D numerical investigation of Newtonian microfluidic droplet formation in non–Newtonian liquids.•Identified different regimes,…”
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Geometric and hydrodynamic influences on the droplet breakup dynamics in a branched microdevice by Kumari, Pooja, Atta, Arnab

“…Droplet breakup phenomenon in a microchannel is a well-known potential approach for process intensification. Here we investigate a branched microdevice to…”
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Droplet breakup in a parallel microchannel with asymmetrical geometric constraints by Kumari, Pooja, Atta, Arnab

“…Here we demonstrate the influence of downstream geometric constraints on droplet breakup and subsequent distribution dynamics in a microdevice containing…”
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Mixing Enhancement of Newtonian Liquids in a Curvature Induced Split and Recombine Micromixer by Ghosh, Amritendu Bhuson, Atta, Arnab

“…The influence of a curvature induced flow path in the form of a split and recombine microchannel is studied and compared with the output of a straight type…”
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CFD Analysis of Taylor Bubble in a Co-Flow Microchannel with Newtonian and Non-Newtonian Liquid by Sontti, Somasekhara Goud, Atta, Arnab

“…We present a CFD based model to understand the Taylor bubble behavior in Newtonian and non-Newtonian liquids flowing through a confined co-flow microchannel…”
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Computational insights on intensification of hydrodenitrogenation in a trickle bed reactor using periodic flow modulation by Dasgupta, Soumendu, Atta, Arnab

“…[Display omitted] •Computationally analyzed hydrodenitrogenation in a periodic trickle bed reactor.•Assessed reactor performance in terms of nitrogen…”
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CFD Studies on Efficacy of Flow Modulation in a Hydrotreating Trickle-Bed Reactor by Dasgupta, Soumendu, Atta, Arnab

“…Hydrodesulfurization (HDS), a pivotal process for sulfur removal that is essential in deep processing of crude oil, is typically carried out in steady-state…”
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Switchable Wettability States of a Ferrofluid Droplet atop a Hydrophobic Interface by Bhattacharjee, Debdeep, Atta, Arnab, Chakraborty, Suman

“…Magnetically tuned soft machines offer great promise in performing a wide variety of programmable tasks via their dynamic shape adaptation and alteration…”
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Revisiting the Young’s model for ferrofluid droplets: Magnetowetting or magneto-dewetting? by Bhattacharjee, Debdeep, Atta, Arnab, Chakraborty, Suman

“…Magnetic field-mediated wetting of ferrofluid droplets has emerged to be of fundamental importance because of its plethora of applications ranging from…”
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Impact of the Bend Angle on Monodisperse Particle Dynamics in an Inclination-Augmented Liquid–Solid Fluidized Bed by Puhan, Priyabrata, Mukherjee, Asim Kumar, Atta, Arnab

“…Inclination-augmented liquid–solid fluidized beds (LSFB), such as the Reflux Classifier, have been widely used in the mineral industries to isolate coal and…”
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Fe2O3 nanocatalyst aided transesterification for biodiesel production from lipid-intact wet microalgal biomass: A biorefinery approach by Banerjee, Srijoni, Rout, Swagatika, Banerjee, Sanjukta, Atta, Arnab, Das, Debabrata

“…[Display omitted] •Plant-synthesized Fe2O3 nanocatalyst acts as an alternative in transesterification.•Pre-treatment increases the extracted lipid…”
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