Chemical Engineering (CE): Recent submissions

Now showing items 121-140 of 144

    • Analysis Of Dense Sheared Granular Flows 

      Reddy, Katha Anki (2011-01-27)
      A granular material is a collection of discrete, solid particles of macroscopic size dispersed in an interstitial fluid, in which the fluid has an insignificant effect on the particle dynamics. Because they exhibit fascinating ...

    • Investigations Of Polymer Grafted Lipid Bilayers Using Dissipative Particle Dynamics 

      Manubhai, Thakkar Foram (2011-01-25)
      Lipid molecules are amphiphilic in nature consisting of a hydrophilic head group and hydrophobic hydrocarbon tails. The lipid bilayer consists of two layers of lipid molecules arranged with their hydrophobic tails facing ...

    • Particle Dynamics In A Turbulent Particle-Gas Suspension At High Stokes Number 

      Goswami, Partha Sarathi (2010-12-08)
      Particle laden turbulent flows find applications in many industrial processes such as energy conversion, air pollution control etc. In these types of flows, there are strong coupling between the turbulent fluctuations in ...

    • Defluoridation Of Drinking Water Using A Combined Alum-Activated Alumina Process And Nanoscale Adsorbents 

      Shreyas, L (2010-10-08)
      Excess Fluoride in drinking water is a cause for concern in several countries in the world. Various techniques have been developed to mitigate the harmful effects of fluoride. In the present work, a combined alum and ...

    • Studies In Stability Of Newtonian And Viscoelastic Fluid Flow Past Rigid And Flexible Surfaces 

      Chokshi, Paresh P (2010-09-23)
      The surface oscillations in a deformable wall are known to induce an instability in the adjacent flow even in the absence of inertia. This instability, if understood properly, can be exploited to generate a well-mixed flow ...

    • Modeling And Simulation Frameworks For Synthesis Of Nanoparticles 

      Chakraborty, Jayanta (2010-08-06)
      Nanoparticles are used in various applications like medical diagnostics, drug delivery, energy technology, electronics, catalysis etc. Although particles of such small dimensions can be synthesized through various methods, ...

    • Engineering Analysis Of Pichia Pastoris Fermentation 

      Suresh, Konde Kakasaheb (2010-07-14)
      In recent years, several industrial yeasts, owing to their robust growth and certain other characteristics, have been developed as recombinant host systems for commercial production of heterologous proteins. One such ...

    • HIV Dynamics With Multiple Infections Of Cells And Recombination 

      Gajendra, W Suryavanshi (2009-07-14)
      The ability to accelerate the accumulation of favorable combinations of mutations renders recombination a potent force underlying the emergence of forms of HIV that escape multi-drug therapy and specific host-immune ...

    • Wood Fiber Filled Polyolefin Composites 

      Karmarkar, Ajay (2009-05-19)
      The objective of the study is to improve the interfacial adhesion between the wood fibers and thermoplastic matrix. Efforts were also directed towards improving manufacturing processes so as to realize the full potential ...

    • Oxygen Transfer In Pichia Pastoris Fermentation 

      Subhash, Kaujalgikar Saurabh (2009-03-17)
      Recombinant Pichia pastoris is one of the important methylotropic yeast due to its robustness and ability to produce hormones like human chorionic gonadotropin (hCG), luteinizing hormone (LH) extracellularly. High growth ...

    • Synthesis Of Biodiesel In Supercritical Fluids 

      Rathore, Vivek (2008-01-25)
      Alternative fuels are becoming important due to diminishing fossil fuel reserves and the environmental hazards associated with exhaust gases. Biodiesel is an attractive alternative fuel because it is environmentally ...

    • Studies On Phase Inversion 

      Deshpande, Kiran B (Indian Institute of Science, 2007-06-04)
      Agitated dispersions of one liquid in another immiscible liquid are widely used in chemical industry in operations such as liquid-liquid extraction, suspension polymerisation, and blending of polymers. When holdup of the ...

    • Kinetics Of Polymerization And Degradation By Non-Conventional Techniques 

      Karmore, Vishal K (Indian Institute of Science, 2007-03-28)
      Non-conventional techniques for polymerization and depolymerization were investigated. The rates of polymerization were enhanced higher in ultrasonic, supercritical fluids and microwaves. However in these system under ...

    • Characterisation and Analysis of a Vibro-fluidised Granular Material 

      Sunthar, P (Indian Institute of Science, 2006-12-12)
      The present work is concerned with the mathematical modelling of a bed of granular material in a gravitational field vertically fluidised by a vibrating surface. The particles are in rapid motion, and lose energy by inelastic ...

    • Studies On Oxidation Of Benzylidene Derivatives 

      S, Suresh (Indian Institute of Science, 2005-10-05)
      Perfumery compounds isoeugenol and isosafrole can be oxidized to their aldehydes, vanillin and heliotropin respectively. The aldehydes obtained are very useful and commercially valuable products. Apart from their importance ...

    • Modelling Of Precipitation In Reverse Micelles 

      Bandyopadhyaya, Rajdip (Indian Institute of Science, 2005-09-20)
      Nanoparticles have important applications in ceramics, metal catalysts, semiconductors etc. They are normally required to be of small size (~ nm) and monodisperse. The aim of the present work is to model the formation of ...

    • Rate Enhancement Of The Catalytic Hydrogenation Of An Unsaturated Ketone By Ultrasonic Irradiation 

      Mahishi, Shreesha (Indian Institute of Science, 2005-08-25)
      The aim of the work was to develop an understanding of the phenomenon of rate enhancement observed when a heterogeneous catalytic reaction system is irradiated by ultrasound. The system under investigation was the catalytic ...

    • Studies On The Application Of Liquid Membranes For The Removal Of Dissolved Metals From Effluents 

      Kumar, Vijaya S (Indian Institute of Science, 2005-07-21)
      Separation of dissolved metals from aqueous solutions using liquid membrane technology is highly advantageous owing to the degree of separation achieved, efficiency and application potential. In the present investigation ...

    • Structural Characteristics Of Randomly Packed Beds Of Spheres 

      Rao, Ammavajjala V S (Indian Institute of Science, 2005-07-20)
      Packed beds find extensive application in a wide variety of industries to cany out a large number of diverse processes. The main objective of the present work is to develop models to predict the arrangement of particles ...

    • Prediction Of Separation Factor In Foam Separation Of Proteins 

      Bhattacharjee, Samita (Indian Institute of Science, 2005-07-20)
      Polyhedral foams offer large gas-liquid interfacial area associated with a small amount of liquid. Therefore, if a solute adsorbs preferentially at the interface, the concentration of the solute in the foam will be greater ...