2010: Recent submissions

Now showing items 21-40 of 165

Bio-ethanol from water hyacinth biomass: An evaluation of enzymatic saccharification strategy

Aswathy, U S; Rajeev K Sukumaran; Lalitha Devi, G; Rajasree, K P; Singhania, R R; Pandey, A (Elsevier, 2010)

Biomass feedstock having less competition with food crops are desirable for bio-ethanol production and such resources may not be localized geographically. A distributed production strategy is therefore more suitable for ...
Computational fluid dynamics modeling of gas dispersion in multi impeller bioreactor

Ahmed, S U; Ranganathan, P; Pandey, A; Savithri, S (Soc Bioscience Bioengineering Japan, 2010)

In the present study, experiments have been carried out to identify various flow regimes in a dual Rushton turbines stirred bioreactor for different gas flow rates and impeller speeds. The hydrodynamic parameters like ...
Environmental significance in recent sediments along Bay of Bengal and Palk Strait, East Coast of India: A geochemical approach

Sundararajan, M; Natesan, U (University of Tehran, 2010)

The surface sediment samples were analyzed for grain size carbonates (CaCO3) and organic carbon (OC) to obtain a preliminary view of its environmental conditions near Point Calimere along the southeast coast of Vedaranyam, ...
Superconductor-metal-insulator crossover in Bi1.7Pb0.4Sr2-xCexCa1.1Cu2.1O8+delta (0.2 <= x <= 0.6) sintered between 845 degrees C <= T-s <= 865 degrees C

Shabna, R; Sarun, P M; Vinu, S; Syamaprasad, U (Elsevier, 2010)

Systematic substitutional studies in Bi1.7Pb0.4Sr2-xCexCa1.1Cu2.1O8+delta were carried out by varying the Ce content (0.2 <= x <= 0.6) and sintering temperature (845 degrees C <= T-s <= 865 degrees C) to determine the ...
PTFE-SWNT composite for microwave absorption application

Chameswary, J; Jithesh, K; George, S; Raman, S; Mohanan, P; Sebastian, M T (Elsevier, 2010)

The Polytetrafluoroethylene-single walled carbon nanotube (PTFE-SWNT) composites are prepared and its dielectric properties are investigated as a function of SWNT loading both at 1 MHz and microwave frequencies. The relative ...
An overview of the recent developments in polylactide (PLA) research

Nampoothiri, K M; Nimisha, R N; John, R P (Elsevier, 2010)

The concept of biodegradable plastics is of considerable interest with respect to solid waste accumulation. Greater efforts have been made in developing degradable biological materials without any environmental pollution ...
Sesamin manifests chemopreventive effects through the suppression of NF-kappa B-regulated cell survival, proliferation, invasion, and angiogenic gene products

Harikumar, K B; Sung, B; Sheeja, T T; Pandey, M K; Beena Joy; Guha, S; Sunil, K; Aggarwal, B B (American Association of Cancer Research, 2010)

Agents that are safe, affordable, and efficacious are urgently needed for the prevention of chronic diseases such as cancer. Sesamin, a lipid-soluble lignan, is one such agent that belongs to a class of phytoestrogens, ...
Suppression of flux-creep in (Bi,Pb)-2212 superconductor by holmium doping

Vinu; Sarun; Shabna; Aswathy; Anooja; Syamaprasad (Elsevier, 2010)

The effect of substitution of rare-earth holmium on microstructure, and electrical and magnetic properties of (Bi,Pb)-2212 superconductor has been investigated. XRD and EDAX analyses show that Ho atoms are successfully ...
Preparation and characterization of guar gum nanoparticles

Soumya, R S; Ghosh, S K; Emilia Abraham, T (Elsevier, 2010)

The preparation of guar gum nanoparticles by nanoprecipitation and cross-linking method is reported here Nanoparticles act as potential carries for several classes of drugs and cosmetics It has been found that the formation ...
Extraction, separation and characterisation of sesame oil lignan for nutraceutical applications

Reshma, M V; Balachandran, C; Arumughan, C; Sundaresan, A; Divya, S; Shiny, T; Saritha, S S (Elsevier, 2010)

Nutraceutical aspects of sesame oil (SO) are well reported. However, an efficient process for commercial production has not yet been reported. In this study we have aimed at separating lignans from SO aiming at use as ...
Production optimization and properties of beta glucosidases from a marine fungus Aspergillus-SA 58

Elyas, K K; Mathew, A; Rajeev K Sukumaran; Ali, P P M; Sapna, K; Ramesh Kumar, S; Rekha Mol, K R (Elsevier, 2010)

Aspergillus strain SA 58, showing considerable beta glucosidase production was selected as the potential strain. The fungus showed enzyme production in both acidic and alkaline pH. A temperature of 35 degrees C was found ...
Microgel/clay nanohybrids as responsive scavenger systems

Berger, S; Rekha Singh; Sudha, J D; Adler, H-J; Pich, A (Elsevier, 2010)

Microgel-clay composite particles were prepared by one-step surfactant free precipitation polymerization. Laponite nanoparticles present in the reaction mixture become encapsulated during the microgel formation process. ...
Characterization of centrifugal cast functionally graded aluminum-silicon carbide metal matrix composites

Rajan, T P D; Pillai, R M; Pai, B C (Elsevier, 2010)

The present investigation is on characterization of functionally graded composites based on 356 cast and 2124 wrought aluminum alloys reinforced with SIC particles of 23 mu m average particle size processed by liquid metal ...
Advancement and comparative profiles in the production technologies using solid-state and submerged fermentation for microbial cellulases

Singhania, R R; Rajeev K Sukumaran; Patel, A K; Larroche, C; Pandey, A (Elsevier, 2010)

There is an increasing demand for cellulases in the market for various applications, among which the bioconversion of lignocellulosic biomass for ethanol production is the major one. Improvements in the titers as well as ...
Pretreatment of Douglas fir wood biomass for improving saccharification efficiencies

Singhania, R R; Chiesa, S; Rajeev K Sukumaran; Villegas, J D; Patel, A K; Gnansounou, E; Pandey, A (ASTM International, 2010)

The main aim of this study was to analyze dilute acid pretreatment for the Douglas fir wood in order to improve the efficiency of hydrolysis with an ultimate aim to produce bioethanol. Compositional analysis of the untreated ...
Enzymes as additives or processing aids in food biotechnology

Porta, R; Pandey, A; Rosell, C M (Hindawi Publishing Corporation, 2010)
Effect of Tsunami in the ilmenite population: An examination through X-ray diffraction, scanning electron microscopy and inductively coupled plasma atomic emission

Nallusamy, B; Sinirani, B; Sundararajan, M; Seralathan, P; Bhima Rao, R; Mohan Das, P N (Scientific Research Publishing, 2010)

Kerala state in the SW part of Indian subcontinent hosts one of the best beach placer deposits in the world. The near shore deposit is ~140Mt and is very rich in heavy minerals, often up to 70%, and ilmenite forms its chief ...
Pontibacter niistensis sp nov., isolated from forest soil

Dastager, S G; Raziuddin, Q S; Deepa, C K; Li, W J; Pandey, A (Soc General Microbiology, 2010)

A Gram-negative, rod-shaped bacterial strain, NII-0905(T), that was motile by gliding was isolated from soil of a dense forest collected from the Western Ghats of India and its taxonomic position was established. Strain ...
Plant growth-promoting activity in newly isolated Bacillus thioparus (NII-0902) from Western ghat forest, India

Deepa, C K; Dastager, S G; Pandey, A (Springer, 2010)

A Gram-positive rod-shaped bacterium isolated on nutrient agar plates incubated at 28 +/- A 2A degrees C. The identity of the bacterium was confirmed by sequencing of the 16S rRNA gene and it reveals that it shares highest ...
Removal of EDTA from aqueous solutions using activated carbon prepared from rubber wood sawdust: Kinetic and equilibrium modeling

Krishnan, K A; Sreejalekshmi, K G; Sumol, V; Anirudhan, T S (Wiley, 2010)

Adsorptive removal of EDTA (ethylenediaminetetraacetic acid) from aqueous solution was studied using steam pyrolyzed activated carbon. Rubber wood sawdust, obtained from a local timber facility at Kodangavila, Trivandrum, ...

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