Browsing 2010 by Title

Now showing items 1-20 of 165

(1E,3E)-1,4-Bis(4-methoxyphenyl)buta- 1,3-diene

Gopinathan Narayan; Rath, N P; Suresh Das (IUCR, 2010-09-16)

The title compound, C18H18O2, which exhibits blue emission in the solid state, is an intermediate in the preparation of liquid crystals and polymers. The molecule is located on an inversion centre. In the crystal, ...
2-Thia-1,3,5-triaza-7-phosphaadamantane-2,2-dioxide revisited: Computational and experimental studies of a neglected phosphine

Sternberg, M; Suresh, C H; Mohr, F (American Chemical Society, 2010)

The cage-phosphine 2-thia-1,3,5-triaza-7-phosphaadamantane-2,2-dioxide (PASO(2)) was reacted with various transition metal precursors to give the complexes cis-[Mo(CO)(4)(PASO(2))(2)], [AuCl(PASO(2))] cis-[PtCl(2)(PASO(2))(2)], ...
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 ...
Aluminosilicates with varying alumina-silica ratios: synthesis via a hybrid sol-gel route and structural characterization

Padmaja, P N; Moothetty, P; Berry, F J; Mortimer, M; Warrier, K G K (Royal Society of Chemistry, 2010)

Aluminosilicates with varying Al(2)O(3):SiO(2) molar ratios (3 : 1, 3 : 2, 3 : 3 and 3 : 4) have been synthesized using a hybrid sol-gel route using boehmite sol as the precursor for alumina and tetraethyl orthosilicate ...
Ambient pressure drying: a successful approach for the preparation of silica and silica based mixed oxide aerogels

Aravind, P R; Shajesh, P; Soraru, G D; Warrier, K G K (Springer, 2010)

Silica aerogels have received much attention in recent years as it has got a wide range of properties like high surface area, low density, high porosity, low dielectric constant, low thermal conductivity. Recently to make ...
Analysis of Meta-Search engines using the Meta-Meta- Search tool SSIR

Manoj, M; Elizabeth, Jacob (IJCA, 2010)

Numerous information retrieval tools like Search Engines, Web Directories and deep-web search portals exist. Meta-search engines (MSE) developed over the past years claim to automatically and simultaneously search many ...
Antimicrobial activity of silver nanoparticles synthesized from novel streptomyces species

Shirley; Dayanand, A; Sreedhar, B; Dastager, S G (InstItute of Materials Physics, 2010)

In this paper we report the antibacterial activity of silver nanoparticles synthesized from novel strain of Streptomyces sp. The novel silver nanoparticles exhibited a tremendous potential antibacterial activity against ...
ANTIOXIDANT AND CYTOTOXIC POTENTIAL OF ACETONE AND METHANOLIC EXTRACTS OF FRESH AND DRY BARKS OF CINNAMOMUM ZEYLANICUM VERUM : IN VITRO STUDY

PRIYARANI, M; VENKATESAN, J; BINILRAJ, S S; SASIDHARAN, I; PADMAKUMRIAMMA, K P (CTR, 2010-01-19)

In the present study, acetone and methanol extracts of fresh and dry bark of Cinnamomum zeylanicum verum, were studied for their antioxidant activity viz, DPPH, ABTS and hydroxyl radical scavenging activities. Experiments ...
Appraisal of through-bond and through-space substituent effects via molecular electrostatic potential topography

Sayyed, F B; Suresh, C H; Gadre, S R (American Chemical Society, 2010)

Through-bond (TB) and through-space (TS) substituent effects in substituted alkyl, alkenyl, and alkynyl arenes are quantified separately using molecular electrostatic potential (MESP) topographical analysis. The deepest ...
Arginine specific aminopeptidase from lactobacillus brevis

Arya Nandan, S; Gaurav, A; Pandey, A; Nampoothiri, K M (Inst Tecnologia Parana, 2010)

The proteolytic system of lactic acid bacteria contribute to the development of flavor during the ripening of cheese through the generation of short peptides and free amino acids, which directly or indirectly act as flavor ...
Ba0.7Sr0.3TiO3-glass-silver percolative composite

Deepa, K S; Priyatha, P L; Parameswaran, P; Sebastian, M T; Jose James (Elsevier, 2010)

Ba0.7Sr0.3TiO3-glass-silver (BST-glass-Ag) composites were prepared by the solid state ceramic route. Their percolation behavior and dielectric properties were examined. The pure BST had a percolation limit of 24 vol% of ...
Bifunctionalized hybrid silica spheres by hydrolytic cocondensation of 3-aminopropyltriethoxysilane and vinyltriethoxysilane

Bindu, P N; Pavithran, C (American Chemical Society, 2010)

Facile, surfactant free synthetic strategy for bifunctionalized hybrid silica spheres (HS) with structural ordering is presented. HS was prepared by casting and drying of stable siloxane solution from hydrolytic co-condensation ...
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 ...
Biodegradable biocompatible xyloglucan films for various applications

Simi, C K; Emilia Abraham, T (Springer, 2010)

Polysaccharides are known for their film-forming properties which have been intensively investigated for food and non-food applications. Here we have developed a xyloglucan transparent film for various applications especially ...
Bioethanol production from rice straw: An overview

Binod, P; Sindhu, R; Singhania, R R; Vikram, S; Devi, L; Nagalakshmi, S; Kurien, N; Rajeev K Sukumaran; Pandey, A (Elsevier, 2010)

Rice straw is an attractive lignocellulosic material for bioethanol production since it is one of the most abundant renewable resources. It has several characteristics, such as high cellulose and hemicelluloses content ...
Burned rice husk: An effective additive for enhancing the electromagnetic properties of MgB2 superconductor

Neson Varghese; Vinod, K; Shipra; Sundaresan, A; Syamaprasad, U (Wiley, 2010)

We investigated the effect of doping of burned rice husk which contains ultrafine SiO2 and highly reactive carbon, on the crystal lattice and superconducting properties of MgB2 superconductor prepared by an in situ powder ...
Butadiene-based photoresponsive soft materials

Suresh Das; Shinto Varghese; Saleesh Kumar, N S (American Chemical Society, 2010)

The creation of stimuli-responsive materials offers considerable challenges in the area of material science. The use of light as all external stimulus has particular advantages because it can bring about rapid transformations ...
Calix[n]metallocenyl[m]phyrins (n=1, 2 and m=2, 4): aryl vs. alkyl

Ramakrishnan, S; Anju, K S; Ajesh P Thomas; Suresh, E; Srinivasan, A (Royal Society of Chemistry, 2010)

The syntheses, spectral and structural characterization of metallocenes incorporated normal and expanded calixphyrins are reported.
CATALYTIC DESYMMETRIZATION OF DIAZABICYCLIC OLEFINS: A HIGHLY STEREOSELECTIVE STRATEGY TOWARDS FUNCTIONALIZED CYCLOPENTANOIDS

Radhakrishnan, K V; Jubi John; Rani Rajan; Nayana Joseph (spinger science, 2010-12)

One of the most important goals in contemporary synthetic organic chemistry is the development of stereoselective carbon–carbon coupling reactions providing a broadly applicable method to synthesize complex structures ...
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 ...

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