2014: Recent submissions

Now showing items 181-200 of 236

Oligo(phenylenevinylene) hybrids and self-assemblies: Versatile materials for excitation energy transfer

Praveen, V K; Ranjith, C; Bandini, E; Ajayaghosh, A; Armaroli, N (Royal Society of Chemistry, 2014)

Oligo(phenylenevinylene)s (OPVs) are extensively investigated p-conjugated molecules that exhibit absorption and fluorescence in the UV-Vis spectral region, which can be widely tuned by chemical functionalisation and ...
Physicochemical characterization of alkali pretreated sugarcane tops and optimization of enzymatic saccharification using response surface methodology

Sindhu, R; Kuttiraja, M; Binod, P; Rajeev K Sukumaran; Pandey, A (Elsevier, 2014)

Alkali pretreatment of sugarcane tops was carried out with 3% NaOH for 60 min at 121 degrees C in a laboratory autoclave. The effect of solid loading, enzyme loading, incubation time and surfactant concentration on enzymatic ...
Bis-functionalization of 1,3-dienes through 1,4-conjugate addition of amphiphilic bis-pi-allyl and related palladium intermediates

Baiju, T V; Ajesh, V; Nayana Joseph; Preethanuj, P; Radhakrishnan, K V; Suresh, E; Yamamoto, Y (Georg Thieme Verlag, 2014)

Palladium-catalyzed three-component coupling of allylstannane, allyl chloride and a functionalized diene is described. Regioselective 1,4-functionalization of the Michael acceptor 1,3-diene is accomplished by the amphiphilic ...
Effect of surface charge alteration on stability of L-asparaginase II from Escherichia sp.

Vidya, J; Ushasree, M V; Pandey, A (Elsevier Science, 2014)

Escherichia coil L-asparaginases have great significance in the treatment of leukemia. Consequently, there is considerable interest in engineering this enzyme for improving its stability. In this work, the effect of surface ...
Preparation of CaO loaded mesoporous Al2O3: Efficient adsorbent for fluoride removal from water

Dayananda, D; Sarva, V R; Prasad, V S; Arunachalam, J; Ghosh, N N (Elsevier Science, 2014)

In this paper, we report a simple chemical method for the preparation of CaO loaded mesoporous Al2O3 based adsorbents, which can be used for fluoride removal from water. The synthesized adsorbents were characterized by ...
Trapping the Lewis acid generated transient species from pentafulvene derived diazanorbornenes with ortho-functionalized aryl iodides and aliphatic alcohols

Sarath Chand, S; Saranya, S; Preethanuj, P; Dhanya, B P; Jijy, E; Praveen, P; Sasidhar, B S; Szymoniak, J; Santhini, P V; Radhakrishnan, K V (Royal Society of Chemistry, 2014)

Herein we describe our efforts on the Lewis acid catalyzed stereoselective ring-opening of pentafulvene derived diazabicyclic olefins using various ortho-functionalized aryl iodides such as 2-iodoanilines, 2-iodophenols ...
Gene cloning and soluble expression of Aspergillus niger phytase in E-coli cytosol via chaperone co-expression

Ushasree, M V; Vidya, J; Pandey, A (Springer, 2014)

A phytase gene from Aspergillus niger was isolated and two Escherichia coli expression systems, based on T7 RNA polymerase promoter and tac promoter, were used for its recombinant expression. Co-expression of molecular ...
Unveiling aminopeptidase P from Streptomyces lavendulae: Molecular cloning, expression and biochemical characterization

Arya Nandan, S; Nampoothiri, K M (Elsevier Science, 2014)

Presence of proline residues in the second position of the N-terminus in peptides restricts the usage of many aminopeptidases; however, aminopeptidase P (APP) is capable of removing this blockage. Based on the N-terminal ...
Isodeoxyelephantopin from Elephantopus scaber (Didancao) induces cell cycle arrest and caspase-3-mediated apoptosis in breast carcinoma T47D cells and lung carcinoma A549 cells

Kabeer, F A; Sreedevi, G B; Mangalam S Nair; Rajalekshmi, D S; Gopalakrishnan, L P; Remani, P (BioMed Central Ltd., 2014)

Isodeoxyelephantopin (IDOE) isolated from Elephantopus scaber L. (Didancao) is used in Chinese medicine for the treatment of some types of cancer. The anti-cancer mechanism of IDOE remains unclear. This study aims to ...
Xylanase and cellulase systems of Clostridium sp.: An insight on molecular approaches for strain improvement

Leya Thomas; Abhilash Joseph; Lalitha Devi, G (Elsevier Science, 2014)

Bioethanol and biobutanol hold great promise as alternative biofuels, especially for transport sector, because they can be produced from lignocellulosic agro-industrial residues. From techno-economic point of view, the ...
A molecular electrostatic potential analysis of hydrogen, halogen, and dihydrogen bonds

Neetha Mohan; Suresh, C H (American Chemical Society, 2014)

Hydrogen, halogen, and dihydrogen bonds in weak, medium and strong regimes (<1 to similar to 60 kcal/mol) have been investigated for several intermolecular donor-acceptor (D-A) complexes at ab initio MP4//MP2 method coupled ...
Corrosion resistance of surface modified nickel titanium archwires

Manu Krishnan; Seema, S; Vinod Kumar, A; Varthini, N P; Sukumaran, K; Pawar, V R; Vimal Arora (EH Angle Education and Research Foundation, 2014)

The study is to compare the corrosion behavior of commercially available surface modified nickel titanium (NiTi) arch wires with respect to a conventional NiTi and to evaluate its association with surface characteristics.Five ...
A bibliometric profile of Current Science

Gangan Prathap (Indian Academy of Sciences, 2014)

The author carried out a citation-based bibliometric profiling of the journal Current Science. A three-dimensional approach breaks down scholarly performance into three primary components - quantity, quality and consistency. ...
Functional pi-gelators and their applications

Santhosh Babu, S; Praveen, V K; Ajayaghosh, A (American Chemical Society, 2014)

One of the promising applications of pi-gelators is in organic electronics. Fluorescence of pi- gelators is another property that has great potential to be tapped for application in sensing and imaging. Anisotropic physical ...
Fusarial wilt control and growth promotion of pigeon pea through bioactive metabolites produced by two plant growth promoting rhizobacteria

Dutta, S; Morang, P; Nishanth Kumar, S; Dileep Kumar, B S (Springer, 2014)

The bioactive metabolites produced by two plant growth promoting rhizobacteria strains, a Pseudomonas aeruginosa strain RRLJ 04 and a Bacillus cereus strain BS 03, which showed growth promotion and disease control in pigeon ...
Percolated conductive polyaniline-clay nanocomposite in polyvinyl chloride through the combined approach porous template and self-assembly

Sudha, J D; Sivakala, S; Chandrakanth, C K; Neethu, K S; Rohini, K N; Ramakrishnan, R (Budapest University of Technology and Economics, 2014)

In this paper, we are reporting a novel strategy for the preparation of conductive polyaniline-clay nanocomposite in Polyvinylchloride (PVC) matrix by admicellar emulsion polymerization using a low cost renewable resource ...
An effort toward development of MgB2-based current leads with 2000-A rating

Devadas, K M; Rahul, S; Syju Thomas; Neson Varghese; Pradhan, S; Syamaprasad, U (IEEE, 2014)

In this paper, we report an effort toward the development of general-purpose conduction-cooled current leads based on MgB2, which can carry 2000 A at 25 K. The leads have an overall length of 40 cm and a diameter of 5.8 ...
Rhodium(III) catalyzed synthesis of isoquinolone fused azabicycles through C-H activation of N-pivaloyloxy benzamides

Praveen, P; Jijy, E; Aparna, P S; Viji, S; Radhakrishnan, K V (Elsevier, 2014)

Herein we describe an efficient one pot strategy toward highly functionalized isoquinolone fused azabicycles having great synthetic potential via C-H activation of N-pivaloyloxy benzamides under very mild conditions. The ...
Quasi-ideal nonlinear electrical behavior of polycrystalline SnO2 ceramic varistors doped with SiO2

Metz, R; Hassanzadeh, M; Mahesh, K V; Ananthakumar, S (Springer, 2014)

The influence of SiO2 doping on the microstructure and electrical behavior of SnO2 varistors has been studied. The varistor effect was studied over a wide range from 10(A cent E dagger'9) A to 10(4) A. It is shown that the ...
Non-covalent routes to tune the optical properties of molecular materials

Sunil Varughese (Royal Society of Chemistry, 2014)

Switching and tuning solid state luminescence properties of molecular materials by modulating molecular packing through non-covalent routes is an attractive prospect. This strategy further makes it feasible to expand the ...

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