2018: Recent submissions

Now showing items 101-120 of 168

Green Synthesis of Palladium Nanoparticles: Applications in Aryl Halide Cyanation and Hiyama Cross-Coupling Reaction Under Ligand Free Conditions

Vishal, K; Dateer, R B; Sasidhar, B S; Patil, S A; Patil, S A (Springer, 2018-03-28)

In the current work, palladium nanoparticles (Pd NPs) were prepared from palladium acetate biogenically using the aqueousethanolic extract of black pepper (Piper nigrum) and characterized by various analytical techniques ...
Development and Validation of HPLC Method For Determination of Sugars in Palm Sap, Palm Syrup, Sugarcane Jaggery and Palm Jaggery

Veena, K S; Sameena, M T; Padmakumari, A K P; Srinivasa, G T K; Nishanth, K S; Reshma, M V (2018-04)

A simple and reproducible method for the qualitative and quantitative analysis of free mono- (fructose, glucose) and disaccharides (sucrose) using a high performance liquid chromatography (HPLC) with refractive index (RI) ...
Cooperative and FRET-Assisted Brightness Enhancement in Oligo(phenylene ethynylene): Quantum Dot Organic–Inorganic Nanohybrids

Arun, Gopi; Sajitha, M; Reethu Haridas; Listo Varghese; Yoosaf, k (Wiley, 2018-06-04)

Herein, we combine the ideas of concerted emission from fluorophore ensembles and its further amplification through FRET in an organic–inorganic hybrid approach. Spherical and highly fluorescent organic nanoparticles (FONPs, ...
Transparent and Hydrophobic MTMS/GPTMS Hybrid Aerogel Monoliths and Coatings by Sol‐Gel Method: A Viable Remedy for Oil‐Spill Cleanup

Smitha, V S; Peer Mohamed, A; Warrier, K G K; Nair, B N; Hareesh, U S (Wiley, 2018-03-22)

Sol-gel derived hybrid aerogel monoliths and coatings of methyltrimethoxysilane (MTMS) and glycidoxypropyltrimethoxysilane (GPTMS) are prepared sucessfully. MTMS/GPTMS is hydrolyzed under acidic conditions and further ...
Transforming a C3‑Symmetrical Liquid Crystal to a π‑Gelator by Alkoxy Chain Variation

Sandeep, A; Praveen, V K; Rao, D S S; Krishna Prasad, S; Ajayaghosh, A (American Chemical Society, 2018-04-20)

Rational understanding of the structural features involving different noncovalent interactions is necessary to design a liquid crystal (LC) or an organogelator. Herein, we report the effect of the number and positions of ...
Tracing Source, Distribution and Health Risk of Potentially Harmful Elements (PHEs) in Street Dust of Durgapur, India

Manash, G; Masto, R E; Joshy George; Balachandran, S (Elsevier, 2018-06-15)

Street dust samples from Durgapur, the steel city of eastern India, were collected from five different land use patterns, i.e., national highways, urban residential area, sensitive area, industrial area and busy traffic ...
Study on Liposomal Encapsulation of New Bodipy Sensitizers for Photodynamic Therapy

Gayathri, T; Vijayalakshmi, A; Sreejith, M; Joshy Joseph; Madhusudhana Rao, N; Singh, S P (American Chemical Society, 2018-02-04)

We report a series of four efficient photosensitizers (PSs) based on a Bodipy core for photodynamic therapy (PDT). In the absence of hydrophilic functional groups, these PSs have been encapsulated in liposomes and examined ...
Structural and Magnetic Properties of Nd0.67Ba0.33MnO3 Manganites with Partial Replacement of Fe and Cu at Mn-site

Sudakshina, B; Arun, B; Devi Chandrasekhar, K; Devi Chandrasekhar, H D; Vasundhara, M (Elsevier Science, 2018-06-15)

We have investigated the structural and magnetic properties of Nd0.67Ba0.33MnO3 manganite and partial replacement of Mn with Fe and Cu compounds followed by X-ray diffraction (XRD), X-ray absorption spectroscopy (XAS) and ...
Sequestration and Utilization of Carbon Dioxide by Chemical and Biological Methods for Biofuels and Biomaterials by Chemoautotrophs: Opportunities and Challenges

Indu, S T; Manish Kumar; Varjani, S J; Wu, Y; Gnansounou, E; Sindhu, R (Elsevier, 2018-05)

To meet the CO2 emission reduction targets, carbon dioxide capture and utilization (CCU) comes as an evolve technology. CCU concept is turning into a feedstock and technologies have been developed for transformation of ...
Sequential Ugi Reaction/Base-induced Ring Closing/IAAC Protocol Toward Triazolobenzodiazepine-fused Diketopiperazines and Hydantoins

Robby, V; Bamba, F; Jonas, W; Joice, T; Jeroen, J; Meervelt, L V; Jubi John; Wim, D (Beilstein-Institut, 2018-03-14)

A practical three-step protocol for the assembly of triazolobenzodiazepine-fused diketopiperazines and hydantoins has been developed. The synthesis of these tetracyclic ring systems was initiated by an Ugi reaction, which ...
Revealing Charge Carrier Dynamics in Squaraine:[6, 6]-Phenyl-C 71-Butyric Acid Methyl Ester Based Organic Solar Cells

Rana, A; Sharma, C; Prabhu, D D; Mahesh Kumar; Yoosaf, K; Suresh Das; Suresh Chand; Singh, R K (AIP Publishing, 2018-04)

Ultrafast charge carrier dynamics as well as the generation of polaron pair in squaraine (SQ) and squaraine:[6,6]-phenyl-C 71-butyric acid methyl ester (SQ:PCBM71) have been studied using ultrafast transient absorption ...
Optimization of Process Parameters for the Production of γ-Linolenic Acid by Cunninghamella Elegans CFR C07 in Submerged Fermentation

Parvathy, S V; Salini, C; Venkateswaran, G; Santhosh, R; Kiran Kumar, M; Pandey, A; Binod, P (Faculty of Food Technology and Biotechnology, 2018-01)

The production of γ-linolenic acid (GLA) by the fungus Cunninghamella elegans CFR C07 in submerged fermentation was studied. Culture parameters such as carbon source and incubation time were optimized. Four different ...
Magnetic Properties of Biocompatible CoFe2O4 Nanoparticles Using a Facile Synthesis

Annrose Sunny; Aneesh Kumar, K S; Varsha, K; Aathira, M; Mutta, G R; Maiti, K K; Raghavendra Reddy, V; Vasundhara, M (Elsevier, 2018-10)

Cobalt ferrite (CoFe2O4) nanoparticles were synthesised by a simple and cost-effective method using Co and Fe nitrates and freshly extracted egg white in an aqueous medium. X-ray diffraction patterns and Selected Area ...
Magnetic Nanoparticle-Tethered Schiff Base-Palladium(II): Highly Active and Reusable Heterogeneous Catalyst for Suzuki-Miyaura Cross-Coupling and Reduction of Nitroarenes in Aqueous Medium at Room Temperature

Manjunatha, K; Koley, T S; Vishal, K; Dateer, R B; Geetha, B; Sasidhar, B S; Patil, S A; Patil, S A (Wiley, 2018-04)

As a continuation of our efforts to develop new heterogeneous nanomagnetic catalysts for greener reactions, we identified a Schiff base–palladium(II) complex anchored on magnetic nanoparticles (SB‐Pd@MNPs) as a highly ...
Influence of Morphology on Luminescence Properties of Xenotime-type Phosphors NaYP2O7:Eu3+ Synthesized via Solid State and Citrate-gel Routes

Sreena, T S; Prabhakar Rao, P; Ajmal, K N; Athira, K V R (Springer, 2018-05)

A series of Eu3+ activated xenotime type rare earth phosphate NaYP2O7 based orange–red emitting phosphors have been prepared via solid state (SS) and citrate gel (CG) methods. The morphological variation of the developed ...
Germanium-incorporated Lithium Silicate Composites as Highly Efficient Low-temperature Sorbents for CO2 Capture

Subha, P V; Nair, B N; Visakh, V; Sreerenjini, C R; Peer Mohamed, A; Warrier, K G K; Yamaguchi, T; Hareesh, U S (Royal Society of Chemistry, 2018-04-03)

Carbon dioxide emission from massive point sources such as industries and power plants is perceived to be a major contributor towards global warming and associated climate changes. Although lithium silicate has the highest ...
Flexible Electrochemical Transducer Platform for Neurotransmitters

Aashish, A; Neethu, K S; Krishna Priya, G; Hareesh, U S; Sankaran, M; Sudha, J D (American Chemical Society, 2018-03-26)

We have designed a flexible electrochemical transducer film based on PEDOT−titania−poly(dimethylsiloxane) (PTS) for the simultaneous detection of neurotransmitters. PTS films were characterized using various techniques ...
Distinct Mechanoresponsive Luminescence, Thermochromism, Vapochromism, and Chlorine Gas Sensing by a Solid-State Organic Emitter

Adak, A; Panda, T; Anju, R; Bejoymohandas, K S; Asha, K S; Prakasham, A P; Balaram, M; Panda, M K (American Chemical Society, 2018-05-16)

In this study, we report a synthetically simple donor−acceptor (D−A)-type organic solid-state emitter 1 that displays unique fluorescence switching under mechanical stimuli. Orange and yellow emissive crystals of 1 (1O, ...
Directed Molecular Structure Variations of Three-Dimensional Halogen-Bonded Organic Frameworks (XBOFs)

Sreejith, S; Chovnik, O; Linda, J W S; Lahav, M; Van Der Boom, M E (American Chemical Society, 2018-01-16)

In this study we have used a tetrahedral oligopyridine and four different fluoroiodides to obtain three-dimensional (3D) nanoporous halogen-bonded cocrystals. Many of the halogen-bonded cocrystals reported to date are ...
Design and Synthesis of Solution Processable Green Fluorescent D-π-A Dyads for OLED Applications

Shameel, T; Sanju, K S; Anjaly, S; Narayanan Unni, K N; Joshy Joseph; Ramaiah, D (Royal Society of Chemistry, 2018-02-24)

New solution processable organic donor–p–acceptor dyads 1 and 2 having electron donating phenoxazine and electron accepting oxadiazole groups have been synthesized. Intramolecular electron communication between the donor ...

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