2015: Recent submissions

Now showing items 121-140 of 182

Cold crystallization of PDMS and PLLA in poly(L‑lactide‑b‑dimethylsiloxane‑b‑L‑lactide) Triblock copolymer and their effect on nanostructure morphology

Nagarajan, S; Bhoje Gowd, E (American Chemical Society, 2015)

Poly(L-lactide-b-dimethylsiloxane-b-L-lactide) (PLLA-b-PDMS-b-PLLA) triblock copolymer was synthesized by ring-opening polymerization of L-lactide using bis- (hydroxyalkyl)-terminated PDMS as a macroinitiator. The block ...
Novel red phosphors Gd2GaTaO7:Eu3+,Bi3+ for white LED applications

Linda Francis, T; Prabhakar Rao, P; Mahesh, S K; Sreena, T S; Parvathi Babu, S (Springer, 2015)

Novel red phosphor materials Gd2-x-y GaTaO7:xEu(3+),yBi(3+) were prepared using a high temperature solid state reaction route. Crystalline structure, morphology, absorbance and photoluminescence properties were studied ...
High-resolution metal nanopatterning by means of switchable block copolymer templates

Bigall, N C; Bhanu Nandan; Bhoje Gowd, E; Horechyy, A; Eychmuller, A (American Chemical Society, 2015)

In this review, recent developments in the fabrication of hexagonal and parallel ordered arrays of metallic nanodomains on a substrate are described. We focus on the nanopatterning approach by means of switchable block ...
Aromatization energy and strain energy of Buckminsterfullerene from homodesmotic reactions

Suresh, C H; Lincy, T L; Neetha Mohan; Rakhi, R (American Chemical Society, 2015)

The amount of aromatic stabilization. of C-60 fullerene (E-aroma) and the amount a. its destabilizing strain effect (E-strain) are unknown quantities because both are intimately connected and difficult to separate. Based ...
Phosphine-mediated reaction of 3-methyl allenoate and isatins: a protocol for the synthesis of spirofuran oxindoles

Anu Jose; Jayakrishnan, A J; Seetha Lakshmi, K C; Sunil Varughese; Vijay Nair, G (Royal Society of Chemistry, 2015)

A facile synthesis of spirofuran oxindoles via phosphine-mediated reaction of 3-alkyl allenoate with isatins is presented.
Structural and photoluminescence properties of stannate based displaced pyrochlore-type red phosphors: Ca3-xSn3Nb2O14:xEu(3+)

Sreena, T S; Prabhakar Rao, P; Linda Francis, T; Athira Raj, K V; Parvathi Babu, S (Royal Society of Chemistry, 2015)

New stannate based displaced pyrochlore-type red phosphors, Ca3-xSn3Nb2O14:xEu(3+), were prepared via a conventional solid state method. The influence of partial occupancy of Sn in both A and B sites of the pyrochlore-type ...
Simultaneous binding of a cyclophane and classical intercalators to DNA: observation of FRET-mediated white light emission

Sanju, K S; Shameel, T; Prakash P N; Joshy Joseph; Ramaiah, D (Royal Society of Chemistry, 2015)

DNA-assisted Forster resonance energy transfer (FRET) between an anthracene-based cyclophane (CP) and mono-and bis-intercalators such as propidium iodide ( PI) and ethidium homodimer-1 (EHD), respectively, has been studied ...
Rice straw hydrolysate to fuel and volatile fatty acid conversion by Clostridium sporogenes BE01: bio-electrochemical analysis of the electron transport mediators involved

Lalitha Devi, G; Rajeev K Sukumaran; Venkata Mohan, S; Sajna, K V; Sarkar, O; Pandey, A (Royal Society of Chemistry, 2015)

Clostridium sporogenes BE01, a non-acetone forming butanol producer, can produce hydrogen and volatile fatty acids (VFAs) during butanol fermentation from rice straw hydrolysate. Bio-electrochemical analysis revealed the ...
A simple aqueous solution based chemical methodology for preparation of Mesoporous Alumina: Efficient adsorbent for defluoridation of water

Dayananda, D; Sarva, V R; Prasad, V S; Arunachalam, J; Ghosh, N N (Taylor & Francis Inc, 2015)

In this paper, we report a simple aqueous solution based chemical method for preparation of mesoporous gamma-Al2O3 which can be used for removal of fluoride ions from water. The synthesized Al2O3 and commercial Al2O3(Grade ...
Replacement P212H altered the pH-temperature profile of Phytase from Aspergillus niger NII 08121

Ushasree, M V; Vidya, J; Pandey, A (Springer, 2015)

Microbial phytase, a widely used animal feed enzyme, needs to be active and stable in the acidic milieu for better performance in the monogastric gut. Aspergillus niger phytases exhibit an activity dip in the pH range from ...
Physicochemical characterization of an Exopolysaccharide produced by a newly Isolated Weissella cibaria

Dilna, S V; Surya, H; Beena, D J; Pandey, A; Nampoothiri, K M (Humana Press, 2015)

A high molecular weight (3037 kDa) dextran-like polysaccharide was purified from the culture broth of a probiotic Weissella cibaria. Dry weight of the exopolysaccharides (EPS) obtained after ethanol precipitation was 6.35 ...
Living supramolecular polymerization

Mukhopadhyay, R D; Ajayaghosh, A (American Association for the Advancement of Science, 2015)
Aluminum nitride filled flexible silicone rubber composites for microwave substrate applications

Namitha, L K; Ananthakumar, S; Sebastian, M T (Springer, 2015)

Mechanically flexible aluminum nitride-silicone rubber composites (SAN) were prepared by hot pressing technique for different filling fractions. The effects of filler content on the dielectric, thermal and mechanical ...
Magnetocaloric properties, exchange bias, and critical behavior of Ge substituted Ni50Mn36Sn14 Heusler alloys

Raji, G R; Bhagya Uthaman; Senoy Thomas; Suresh, K G; Manoj Raama Varma (American Institute of Physics, 2015)

The effect of Ge substitution on the magnetic, magnetocaloric, and exchange bias properties of Heusler alloy system Ni50Mn36Sn14-xGex (x = 1, 2) has been investigated. With the increase of Ge content, the cell volume ...
Hydroxyapatite nanocrystals dually doped with fluorescent and paramagnetic labels for bimodal (luminomagnetic) cell imaging

Syamchand, S S; Priya, S; Sony, G (Springer, 2015)

Hydroxyapatite nanocrystals (HAp NCs) were prepared that contain both a fluorescent label (fluorescein) and the paramagnetic label Ho3+ ion. Synthesis was performed by a surfactant-free aqueous method using commonly available ...
Asarones from Acorus calamus in combination with Azoles and Amphotericin B: A novel synergistic combination to compete against human Pathogenic Candida species in vitro

Nishanth Kumar, S; Aravind, S R; Sreelekha, T T; Jubi Jacob; Dileep Kumar, B S (Humana Press, 2015)

The increase in drug resistance to current antifungal drugs brings enormous challenges to the management of Candida infection. Therefore, there is a continuous need for the discovery of new antimicrobial agents that are ...
Amending the anisotropy barrier and luminescence behavior of Heterometallic Trinuclear Linear [M-II-Ln(III)-M-II] (Ln(III)=Gd, Tb, Dy; M-II=Mg/Zn) complexes by change from divalent paramagnetic to diamagnetic metal ions

Das, S; Bejoymohandas, K S; Dey, A; Biswas, S; Reddy, M L P; Morales, R; Ruiz, E; Titos-Padilla, S; Colacio, E; Chandrasekhar, V (Wiley-V C H Verlag GMBH, 2015)

The sequential reaction of a multisite coordinating compartmental ligand [2-(2-hydroxy-3-(hydroxymethyl)-5-methylbenzylideneamino)-2-methylpropane-1,3-diol] (LH4) with appropriate lanthanide salts followed by the addition ...
Shape-selective oriented Cerium oxide nanocrystals permit assessment of the effect of the exposed facets on catalytic activity and oxygen storage capacity

Sreeremya, T S; Asha Krishnan; Remani, K C; Patil, K R; Brougham, D F; Ghosh, S K (American Chemical Society, 2015)

The catalytic performance of a range of nanocrystalline CeO2 samples, prepared to have different morphologies, was measured using two accepted indicators; oxygen storage and diesel soot combustion. The same powders were ...
An investigation on hot tearing of Mg-4.5Zn-(0.5Zr) alloys with Y additions

Wang, Z; Song, J F; Huang, Y D; Srinivasan, A; Liu, Z; Kainer, K U; Hort, N (Springer, 2015)

In this work, the hot tearing susceptibility (HTS) of Mg-4.5Zn-xY (x = 0, 0.4, 0.9, 2 wt pct) alloys is investigated using constrained rod casting apparatus equipped with a load cell and data acquisition system. The effect ...
Characterization of the bioactive metabolites from a plant growth-promoting Rhizobacteria and their exploitation as antimicrobial and plant growth-promoting agents

George, E; Nishanth Kumar, S; Jubi Jacob; Bommasani, B; Ravi S Lankalapalli; Morang, P; Dileep Kumar, B S (Springer, 2015)

A plant growth-promoting bacterial strain, PM 105, isolated from a tea plantation soil from the North Eastern region of India was identified as Pseudomonas aeruginosa through classical and 16S ribosomal DNA (rDNA) gene ...

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