Department of Chemistry: Recent submissions

Now showing items 61-80 of 122

Zn doping induced band gap widening of Ag2O nanoparticles

De, A.K.; Majumdar, S.; Pal, S.; Kumar, S.; Sinha, I. (Elsevier Ltd, 2020-08-15)

Semiconductor bandgap widening is a little investigated phenomenon in photocatalysis literature. The present investigation attempts the widening of the narrow bandgap of Ag2O to make it a semiconductor with more attractive ...
A clean approach of biodiesel production from waste cooking oil by using single phase BaSnO3 as solid base catalyst: Mechanism, kinetics & E-study

Roy, T.; Sahani, S.; Madhu, D.; Chandra Sharma, Y. (Elsevier Ltd, 2020-08-20)

The current policies of govt. of India on biodiesel production and commercialization have encouraged to explore this area widely. In this study barium stannate perovskite was synthesized to evaluate its activity and stability ...
New Epoxy sugar based glucose derivatives as eco friendly corrosion inhibitors for the carbon steel in 1.0 M HCl: Experimental and theoretical investigations

Rbaa, M.; Dohare, P.; Berisha, A.; Dagdag, O.; Lakhrissi, L.; Galai, M.; Lakhrissi, B.; Touhami, M.E.; Warad, I. (Elsevier Ltd, 2020-08-25)

In this study, we chose to synthesize new sugar based glucose derivatives as ecological corrosion inhibitors for carbon steel in acidic medium. The products obtained in the form of syrupy liquids, and the purity of obtained ...
Ternary Composite of Methionine-Functionalized Graphene Oxide, Lanthanum-Doped Yttria Nanoparticles, and Molybdenum Disulfide Nanosheets for Thin-Film Lubrication

Shukla, N.; Verma, D.K.; Singh, A.K.; Kumar, B.; Kavita; Rastogi, R.B. (American Chemical Society, 2020-08-28)

For enhancement of the tribological activity of nanolamellar graphene oxide (GO), its nucleophilic substitution was performed by methionine to yield methionine-functionalized reduced graphene oxide (M-rGO). Further, ...
Organotrialkoxysilane-mediated controlled synthesis of noble metal nanoparticles and their impact on selective fluorescence enhancement and quenching

Pandey, P.C.; Shukla, S.; Pandey, G.; Narayan, R.J. (AVS Science and Technology Society, 2020-09-01)

Ordered noble metal nanoparticles functionalized with organotrialkoxysilanes [e.g., 2-(3, 4-epoxycyclohexyl) ethyltrimethoxysilane (EETMS), 3-aminopropyltrimethoxysilane (APTMS), and 3-glycidoxypropyltrimethoxysilane ...
Computational exploration and experimental validation to identify a dual inhibitor of cholinesterase and amyloid-beta for the treatment of Alzheimer’s disease

Tripathi, M.K.; Sharma, P.; Tripathi, A.; Tripathi, P.N.; Srivastava, P.; Seth, A.; Srivastava, S.K. (Springer, 2020-09-01)

The cholinesterases are essential targets implicated in the pathogenesis of Alzheimer’s disease (AD). In the present study, virtual screening and molecular docking are performed to identify the potential hits. Docking-post ...
Halide perovskite-based photocatalysis systems for solar-driven fuel generation

Singh, M.; Sinha, I. (Elsevier Ltd, 2020-09-15)

Tremendous efforts are being made for better utilization of solar energy to produce chemical fuel through environmentally friendly and scalable processing. The halide perovskite (XP) materials are excellent solar energy ...
Investigation of the Mechanism Behind Conductive Fluorescent and Multistimuli-responsive Li+-enriched Metallogel Formation

Shukla, J.; Kumar, Y.; Dixit, M.K.; Mahendar, C.; Sharma, V.K.; Kalam, A.; Dubey, M. (John Wiley and Sons Ltd, 2020-10-01)

A fluorescent metallogel (2.6 % w/v) has been obtained from two non-fluorescent components viz. phenyl-succinic acid derived pro-ligand H2PSL and LiOH (2 equiv.) in DMF. Li+ ion not only plays a crucial role in gelation ...
Sulfonated graphene-modified electrodes for enhanced capacitive performance and improved electro-oxidation of hydrogen peroxide

Daripa, S.; Singh, V.K.; Prakash, O.; Maiti, P.; Kuila, B.K.; Das, S. (Elsevier B.V., 2020-10)

Electrochemical studies of graphene oxide (GO) containing sulfur-oxygen functional group (sulfonated graphene) and its application as electrode material for supercapacitor and electrocatalytic oxidation of H2O2 are ...
Effect of doping metal ions on microstructural evolution and dielectric behaviors of CaCu3Ti4O12 ceramics synthesized by semi-wet route

Pandey, S.; Kumar, V.; Sharma, V.K.; Mandal, K.D. (Elsevier Ltd, 2020-10-01)

In this paper, we have synthesized CaCu3Ti3.5X0.5O12 (X = Mn, Nb, and W) on Ti-sites. We focus particularly on the effect of different doped metal ion and the sintering temperature on grain growth, microstructure and ...
Development of Routes for the Stereoselective Preparation of β-Aryl- C-glycosides via C-1 Aryl Enones

Singh, A.K.; Kanaujiya, V.K.; Tiwari, V.; Sabiah, S.; Kandasamy, J. (American Chemical Society, 2020-10-02)

A wide range of enones derived from d-glucal, d-galactal, l-rhamnal, d-rhamnal, and l-arabinal underwent Heck-coupling with various arylboronic acids bearing electron-donating and -withdrawing groups in the presence of ...
Grinding induced catalyst free, multicomponent synthesis of Indoloindole pyrimidine

Maury, S.K.; Kumari, S.; Kushwaha, A.K.; Kamal, A.; Singh, H.K.; Kumar, D.; Singh, S. (Elsevier Ltd, 2020-10-08)

A simple, efficient, environmentally friendly, and ethanol assisted mechanochemical approach for the synthesis of Indoloindole pyrimidine has been developed through a simple mortar and pestle under catalyst-free grinding ...
Mechanism of visible light enhanced catalysis over curcumin functionalized Ag nanocatalysts

Verma, A.; Shukla, M.; Kumar, S.; Pal, S.; Sinha, I. (Elsevier B.V., 2020-10-15)

There is little research on the visible light photocatalytic properties of the hybrids of plasmonic metals and organic molecules (OM) with the HOMO-LUMO gap in the visible range. Here, we investigate the mechanism of the ...
Optimization of biodiesel synthesis from microalgal (Spirulina platensis) oil by using a novel heterogeneous catalyst, β-strontium silicate (β-Sr2SiO4)

Singh, R.; Bux, F.; Sharma, Y.C. (Elsevier Ltd, 2020-11)

The β-Strontium silicate (β -Sr2SiO4) was synthesized by physicochemical methods and was used as a heterogeneous catalyst in biodiesel production from microalgal oil (-Spirulina platensis) by transesterification process. ...
Interfacial phenomena during Fenton reaction on starch stabilized magnetite nanoparticles: Molecular dynamics and experimental investigations

Kuntail, J.; Pal, S.; Sinha, I. (Elsevier B.V., 2020-11)

A critical unresolved question in scientific literature is that whether the mechanism operating in heterogeneously catalyzed Fenton reactions is Langmuir-Hinshelwood (LH) or Eley-Rideal (ER) type. The present investigation ...
Pleiotropic Functions and Biological Potentials of Silver Nanoparticles Synthesized by an Endophytic Fungus

Chandankere, R.; Chelliah, J.; Subban, K.; Shanadrahalli, V.C.; Parvez, A.; Zabed, H.M.; Sharma, Y.C.; Qi, X. (Frontiers Media S.A., 2020-02-21)

In recent years, the biological synthesis of silver nanoparticles (AgNPs) from microorganisms has become an emerging trend for developing biocompatible nanomaterials that finds applications in nano and biomedical sectors. ...
Synergistic Tribo-Activity of Nanohybrids of Zirconia/Cerium-Doped Zirconia Nanoparticles with Nano Lamellar Reduced Graphene Oxide and Molybdenum Disulfide

Verma, D.K.; Shukla, N.; Kumar, B.; Singh, A.K.; Shahu, K.; Yadav, M.; Rhee, K.Y.; Rastogi, R.B. (MDPI AG, 2020-04)

Zirconia and 10%, 20%, and 30% cerium-doped zirconia nanoparticles (ZCO), ZCO-1, ZCO-2, and ZCO-3, respectively, were prepared using auto-combustion method. Binary nanohybrids, ZrO2@rGO and ZCO-2@rGO (rGO = reduced graphene ...
Synthesis and pharmacological evaluation of 3-[5-(aryl-[1,3,4]oxadiazole-2-yl]-piperidine derivatives as anticonvulsant and antidepressant agents

Singh, R.B.; Das, N.; Singh, G.K.; Singh, S.K.; Zaman, K. (Elsevier B.V., 2020-05)

In the present study, we have synthesized a series of fifteen nipecotic acid 1,3,4-oxadiazole based hybrids with significant (60–78%) yields. All the compounds were characterized by using different spectroanalytical ...
Minimally Invasive Platforms in Biosensing

Pandey, P.C.; Pandey, G.; Narayan, R.J. (Frontiers Media S.A., 2020-08-31)

The interaction of sensing components with body fluids is a basic requirement for clinical diagnostics; a variety of novel platforms have recently been developed for invasive and non-invasive sensing. In this manuscript, ...
Synthesis of ricinoleate anion based ionic liquids and their application as green lubricating oil additives

Kontham, V.; Padmaja, K.V; Madhu, D. (Elsevier B.V., 2020-10)

Ricinoleate anion based ionic liquids (ILs) were synthesized from four different nitrogen containing cationic counterparts such as tetrabutylammonium, tetrapropylammonium, cetyltrimethylammonium, imidazolium. Tribological ...

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