2011: Recent submissions

Now showing items 41-60 of 186

Plant growth promoting potential of Pontibacter niistensis in cowpea (Vigna unguiculata (L.) Walp.)

Dastager, S G; Deepa, C K; Pandey, A (Elsevier, 2011)

During the past couple of decades, understanding of rhizosphere biology has progressed with the discovery of a special group of microorganisms known as plant growth promoting rhizobacteria (PGPR) and its application for ...
Insight into the gelation habit of oligo(para-phenylene vinylene) derivatives: effect of end-groups

Dasgupta, D; Srinivasan, S; Rochas, C; Thierry, A; Schroder, A; Ajayaghosh, A; Guenet, J M (Royal Society of Chemistry, 2011)

This paper reports a study on the gelation habits of organogels prepared in benzyl alcohol from derivatives of oligo(p-phenylene vinylene) (OPV) bearing C16H33 aliphatic wings and a series of end groups on the backbone. ...
Growth enhancement of black pepper (Piper nigrum) by a newly isolated Bacillus tequilensis NII-0943

Dastager, S G; Deepa, C K; Pandey, A (Springer, 2011)

A Gram positive, rod-shaped potential strain was selected from the pool of bacterial isolates obtained from the Western Ghats forest (India) on the basis of zone of P-solubilization activity. Identification based on 16S ...
Modulation of hypoxia-induced pulmonary vascular leakage in rats by Seabuckthorn (Hippophae rhamnoides L.)

Jayamurthy, P; Geetha, S; Shukla, D; Himani Jayamurthy; Kasiganesan, H; Kumar, R; Sawhney, R C (Hindawi Publishing Corporation, 2011)

Cerebral and pulmonary syndromes may develop in unacclimatized individuals shortly after ascent to high altitude resulting in high altitude illness, which may occur due to extravasation of fluid from intra to extravascular ...
Banana pseudostem characterization and its fiber property evaluation on physical and bioextraction

Jayaprabha, J S; Brahmakumar, M; Manilal, V B (Taylor & Francis, 2011)

This paper presents composition of different layers of banana pseudostem sheath and detailed characteristics of fibers from physical and bioextraction. Cellulose, hemicellulose, lignin, pectin, and ash were determined by ...
Microwave dielectric properties of alkaline earth orthosilicates M2SiO4 (M=Ba, Sr, Ca)

Tony Joseph; Sebastian, M T (Elsevier, 2011)

Alkaline earth orthosilicates M2SiO4 (Sr, Ca) ceramics were prepared by solid state ceramic route and their microwave dielectric properties were investigated. M2SiO4 ceramics have epsilon(r) in the range 8.5-13. At microwave ...
Electrical and thermal properties of PTFE-Sr2ZnSi2O7 composites

Joseph, T; Uma, S; Philip, J; Sebastian, M T (Springer, 2011)

A new polymer-ceramic composite was prepared using PTFE and low loss Sr2ZnSi2O7. The dielectric properties of the composite were studied in the microwave and radiofrequency ranges. The relative permittivity (epsilon(r)) ...
Surface-enhanced Raman Spectroscopy: Investigations at the nanorod edges and dimer junctions

Jatish Kumar; George Thomas, K (American Chemical Society, 2011)

Raman signal enhancement of two analyte molecules, containing bipyridine and phenyl moieties, were investigated by linking them (i) onto the edges of Au nanorods using monothiol derivatives and (ii) at the junctions of two ...
Palladium nanoparticle-cored G (1)-dendrimer stabilized by carbon-Pd bonds: synthesis, characterization and use as chemoselective, room temperature hydrogenation catalyst.

Ratheesh Kumar, V K; Gopidas, K R (Elsevier, 2011)

Palladium nanoparticle-cored Frechet type G(1)-dendrimer (Pd-G(1)) stabilized by Pd-carbon bonds is synthesized and characterized by IR, NMR, UV-Vis and TEM. Pd-G(1) was found to be a highly efficient, chemoselective and ...
Synthesis of surface imprinted nanospheres for selective removal of uranium from simulants of Sambhar salt lake and ground water

Milja, T E; Prathish, K P; Prasada Rao, T (Elsevier, 2011)

Imprinted polymer nanospheres for uranium were prepared by complexing uranyl ion on to quinoline-8-ol functionalized 3-aminopropyltrimethoxysilane modified silica nanoparticles followed by surface imprinting with 4-VP ...
Assessment of steric and electronic effects of n-heterocyclic carbenes in grubbs olefin metathesis using molecular electrostatic potential

Jomon Mathew; Suresh, C H (American Chemical Society, 2011)

The steric and electronic effects of N-heterocyclic carbenes in the second-generation Grubbs olefin metathesis catalysts are quantified on the basis of molecular electrostatic potential at the carbene carbon of both the ...
Synthesis of Ag/AgCl-mesoporous silica nanocomposites using a simple aqueous solution-based chemical method and a study of their antibacterial activity on E. coli

Naik, B; Desai, V; Kowshik, M; Prasad, V S; Fernando, G F; Ghosh, N N (Elsevier, 2011)

Simple aqueous solution-based chemical methods have been developed for the synthesis of Ag/AgCl nanoparticle-mesoporous silica nanocomposites. Ag loading in the mesoporous silica was accomplished using a wet-impregnation ...
Synthesis of Ag nanoparticles within the pores of SBA-15: An efficient catalyst for reduction of 4-nitrophenol

Naik, B; Hazra, S; Prasad, V S; Ghosh, N N (Elsevier, 2011)

Synthesis of uniform, spherical and rod shaped Ag nano particles within the uniform pore channels of mesoporous silica SBA-15 have been reported via a simple chemical method. High resolution transmission electron micrographs ...
Invitro antioxidant activities of the methanol extract and its different solvent fractions obtained from the fruit pericarp of Terminalia bellerica

Nampoothiri, S V; Binil Raj, S S; Prathapan, A; Abhilash, P A; Arumughan, C; Sundaresan, A (Taylor & Francis, 2011)

Terminalia bellerica has been used as a traditional medicine in a variety of ailments including anaemia, asthma, cancer, inflammation, rheumatism and hypertension. In this study, the free radical scavenging and antioxidant ...
In vitro antioxidant and inhibitory potential of Terminalia bellerica and Emblica officinalis fruits against LDL oxidation and key enzymes linked to type 2 diabetes

Nampoothiri, S V; Prathapan, A; Cherian, O L; Raghu, K G; Venugopalan, V V; Sundaresan, A (Elsevier, 2011)

The present study evaluated the free radical scavenging capacity and antioxidant potential of different solvent extracts (Hexane (HE), ethyl acetate (EA), methanol (ME), 70% methanol (MW) and Water (WA)) of Terminalia ...
A novel NHC-catalyzed transformation of 2H-chromene-3-carboxaldehydes to 3-methyl-2H-chromen-2-ones

Vijay Nair, G; Sinu, C R; Rejithamol, R; Seetha Lakshmi, K C; Suresh, E (Royal Society of Chemistry, 2011)

An unexpected transformation of 2H-chromene-3-carboxaldehydes to coumarin derivatives, mediated by NHC, is reported.
Isolation and densitometric hptlc method for quantification of belleric acid in the fruit pericarp of terminalia bellerica and its formulations

Nampoothiri, S V; Binil Raj, S S; Ranjith, A; Prathapan, A; Sundaresan, A (Research Inst Medicinal Plants, 2011)

For the first time a simple, sensitive, rapid, precise and accurate HPTLC method has been established for quantification of belleric acid in Terminalia bellerica (TB) fruit pericarp and its formulations. Silica gel plates ...
Transition metal catalyzed carboannulation of diazabicyclic alkenes with ambiphilic bifunctional reagents: A facile route towards functionalized indanones and indanols

Nayana Joseph; Jubi John; Rani, R; Sreeja, T; Anupa, M; Suresh, E; Radhakrishnan, K V (Elsevier, 2011)

Functionalized indanones are readily prepared in good to excellent yields by the Pd/Rh catalyzed carboannulation of bicyclic and tricyclic hydrazines with 2-iodobenzonitrile, 2-cyanophenylboronic acid and 2-formylphenylboronic ...
High surface area neodymium phosphate nano particles by modified aqueous sol-gel method

Sankar, S; Warrier, K G K; Rajesh Komban (Elsevier, 2011)

Synthesis of nano rod shaped neodymium phosphate (NdPO(4)) particles with specific surface area as high as 107 m(2)g(-1) and an average length of 50 nm with aspect ratio 5 was achieved using modified sol gel method. ...
Lanthanide-based coordination polymers assembled from derivatives of 3,5-dihydroxy benzoates: syntheses, crystal structures, and photophysical properties

Sarika, S; Reddy, M L P; Cowley, A H; Butorac, R R (American Chemical Society, 2011)

Two new aromatic carboxylic acids, namely, 3,5-bis(benzyloxy)-benzoic acid (HL1) and 3,5-bis(pyridine-2-ylmethoxy)benzoic acid (HL2), have been prepared by replacing the hydroxyl hydrogens of 3,5-dihydroxy benzoic acid ...

Now showing items 41-60 of 186

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