Cu-ZnO nanoparticles for photocatalytic degradation of methyl orange

Raviraj M. Kulkarni; Ramesh S. Malladi; Manjunath S. Hanagadakar

Volume 3, Issue 8 , 2018, , Pages 521-525

  Photocatalytic degradation of textile dye derivative Methyl Orange (M.O) has been studied in aqueous medium using 2% copper doped zinc oxide (2% Cu-ZnO) nanoparticles under UV irradiation. Simple inexpensive chemical precipitation method was used for synthesis of pure and copper doped zinc oxide nanoparticles. ...  Read More

Structural and optical property changes of zin oxide nanopowders doped with cobalt and indium metals mechano-chemically

Mahlatse F. Manamela; Thuto E. Mosuang; Bonex W. Mwakikunga

Volume 3, Issue 4 , 2018, , Pages 213-217

  The mechano-chemical technique was employed to synthesise cobalt and indium single and double doped as well as the undoped ZnO nanopowder samples. The X-ray diffraction (XRD) and energy dispersive spectroscopy (EDS) results confirm that the prepared samples were of hexagonal wurzite form. A new peak ...  Read More

Green synthesis of ZnO/SiO2 nanocatalyst with palash leaves extract for treatment of petrochemical wastewater

Rajani Bharati; S. Suresh

Volume 3, Issue 1 , 2018, , Pages 31-35

  The aim of this research work is Synthesis of ZnO/SiO2 with Palash leaves extract nanocatalyst by green synthesis route. Palash leaves extract contain a broad variability of bio-molecules which act as capping and reducing agents and increases the rate of reduction and stabilization of nanoparticles. ...  Read More

Self-organized ZnO nanofractal array

Pradosh K. Sahoo; G. Mangamma; M. Kamruddin; S. Dash; Ashok K. Tyagi

Volume 2, Issue 10 , 2017, , Pages 648-653

  In the present work ZnO dendritic nanostructures (NS) were synthesized by sol-gel and spin coating methods over silicon (100) substrate. The phase purity was confirmed by XRD. Grain size was found to be less than 10 nm. The vibrational modes of the nano ZnO wurtzite structure were observed by laser Raman ...  Read More

Paper based ZnO thin film UV light detector using graphite pencil based electrodes

Mohd A. Ansari; Daipayan Dasgupta; K. Sreenivas

Volume 2, Issue 7 , 2017, , Pages 428-432

  Ultraviolet (UV) light detection characteristics with sputtered ZnO films deposited on paper with graphite pencil drawn conducting inter-digital electrodes on normal paper have been investigated. Structural, electrical and microstructural properties of ZnO films grown by magnetron sputtering ...  Read More

Photocatalytic degradation of rhodamine B in water by visible light irradiated BMZ nanocomposite

Suranjan Sikdar; Sutanuka Pattanayek; Tanmay K Ghorai

Volume 2, Issue 2 , 2017, , Pages 107-112

  The Bi2MoZnO7 nanocomposites have been successfully synthesized via co-precipitation and solid state method and followed by a low temperature calcinations treatment process. We find that such a Bi2MoZnO7 nanocomposite exihibits higher photoctatalytic activity and stability than Bi2MoO6, Bi2O3 and ZnO ...  Read More

HRP modified pulse laser ablated ZnO nanostructure for H2O2 sensing

Amit Srivastava; Naresh Kumar

Volume 1, Issue 2 , 2016, , Pages 165-170

  Biosensor for the detection of hydrogen peroxide (H2O2) has been prepared by immobilizing horseradish peroxidase (HRP) enzyme using physical adsorption technique on zinc oxide (ZnO) nanostructures. The (002) oriented ZnO nanostructures as confirmed by X-ray diffraction, were successfully grown on indium ...  Read More

Catalyst assisted vapor phase transport growth and characterization of ZnO nanowires

Shrisha B V; Shashidhara Bhat; Parvathy Venu M; Dushyant Kushavah; K Gopalakrishna Naik

Volume 1, Issue 2 , 2016, , Pages 210-214

  Zinc Oxide (ZnO) nanowires (NWs) were grown on p-silicon (p-Si) substrates coated with around 10 nm thick metal films of Au, Al and Cu using vapor phase transport growth method.  The effect of these metal catalysts and the substrate temperatures on the morphologies of ZnO NWs were studied using ...  Read More