Now showing items 3-13 of 13

  • Highly textured and transparent RF sputtered Eu2O3 doped ZnO films. 

    Sreedharan, Remadevi Sreeja; Ganesan, Vedachalaiyer; Sudarsanakumar, Chellappan Pillai; Bhavsar, Kaushalkumar; Prabhu, Radhakrishna; Pillai, Vellara Pappukutty Pillai Mahadevan (Co-Action Publishing. http://dx.doi.org/10.3402/nano.v6.26759, 2015-03)
    SREEDHARAN, R. S., GANESAN, V., SUDARSANAKUMAR, C. P., BHAVSAR, K., PRAHBU, R. and PILLAI, V. P. P. M., 2015. Highly textured and transparent RF sputtered Eu2O3 doped ZnO films. Nano Reviews. [online] Volume 6 Article 26759. (Available from: http://dx.doi.org/10.3402/nano.v6.26759) [Accessed 16 March 2015]
    Background: Zinc oxide (ZnO) is a wide, direct band gap II-VI oxide semiconductor. ZnO has large exciton binding energy at room temperature, and it is a good host material for obtaining visible and infrared emission of ...
  • Highly transparent and luminescent nanostructured Eu203 doped ZnO films. 

    Sreedharan, Remadevi Sreeja; Ganasan, Vedachalaiyer; Sudarsanakumar, Chellappan Pillai; Prabhu, Radhakrishna; Pillai, V. P. Mahadevan (IOP Publishing. http://dx.doi.org/10.1088/1757-899X/64/1/012027, 2014-05)
    SREEDHARAN, R. S., GANASAN, V., SUDARSANAKUMAR, C., PRABHU, R. and PILLAI, V. P. M., 2014. Highly transparent and luminescent nanostructured Eu203 doped ZnO films. IOP Conference Series: Materials Science and Engineering, 64, 012027.
    Zinc oxide is a wide, direct band gap II-VI oxide semiconductor. Pure and Eu-doped ZnO films are prepared by RF Magnetron sputtering at different doping concentrations (0.5, 1, 3 and 5 wt %). The films are annealed at 500 ...
  • Investigation of novel methods to remove the cyanotoxin, Cylindrospermopsin, from drinking water. 

    Chandu, Vijith Cholakkal Parambil (Robert Gordon University School of Pharmacy and Life Sciences, 2013-04)
    The widespread distribution of cyanobacteria and their toxic effects on humans has become a major concern for researchers. Cyanobacteria are a group of oxygenic phototrophic bacteria that exhibit an enormous diversity ...
  • Investigation of structural parameter dependence of confinement losses in PCF–FBG sensor for oil and gas sensing applications. 

    Johny, Jincy; Prabhu, Radhakrishna; Fung, Wai-Keung (Springer https://dx.doi.org/10.1007/s11082-016-0528-8, 2016-03-25)
    JOHNY, J., PRABHU, R. and FUNG, W.-K. 2016. Investigation of structural parameter dependence of confinement losses in PCF–FBG sensor for oil and gas sensing applications. Optical and quantum electronics [online], 48(4), article 252. Available from: https://dx.doi.org/10.1007/s11082-016-0528-8
    Photonic crystal fibre (PCF)–fibre bragg grating (FBG) integration opens up new possibilities in multi-parameter fibre-optic sensing, owing to their active control over light characteristics and mode confinements. Their ...
  • Investigations on surface wettability of ZnO nanowires using UV LEDs for biosensing applications. 

    Bhavsar, Kaushalkumar; Prabhu, Radhakrishna; Pollard, Pat (IOP Publishing. http://dx.doi.org/10.1088/1757-899X/64/1/012033, 2014-05)
    BHAVSAR, K., PRABHU, R. and POLLARD, P., 2014. Investigations on surface wettability of ZnO nanowires using UV LEDs for biosensing applications. IOP Conference Series: Materials Science and Engineering, 64, 012033.
    ZnO is a biocompatible material suitable for biosensors and microfluidic devices. Nanowires of ZnO tend to show hydrophobic nature which decelerates the adhesion/adsorption of biomolecules on the surface. This paper ...
  • LED-controlled tuning of ZnO nanowires’ wettability for biosensing applications. 

    Bhavsar, Kaushalkumar; Ross, Duncan; Prabhu, Radhakrishna; Pollard, Pat (Co-Action Publishing. http://dx.doi.org/10.3402/nano.v6.26711, 2015-04)
    BHAVSAR, K., ROSS, D., PRABHU, R. and POLLARD, P., 2014. LED-controlled tuning of ZnO nanowires’ wettability for biosensing applications. Nano Reviews, 6:26711
    Background: Wettability is an important property of solid materials which can be controlled by surface energy. Dynamic control over the surface wettability is of great importance for biosensing applications. Zinc oxide ...
  • Monitoring and regulating cyanobacterial metabolites (microcystins and geosmin) in aquatic systems. 

    Pestana, Carlos Joao (Robert Gordon University School of Pharmacy and Life Sciences, 2012-04)
    Cyanobacterial secondary metabolites can cause serious harm to animals and humans (cyanotoxins) and can have a major financial impact on the potable water and aquaculture industries (taste and odour compounds). ...
  • Photocatalytic degradation of eleven microcystin variants and nodularin by TiO2 coated glass microspheres. 

    Pestana, Carlos J.; Edwards, Christine; Prabhu, Radhakrishna; Robertson, Peter K. J.; Lawton, Linda A. (Elsevier http://dx.doi.org/10.1016/j.jhazmat.2015.07.016, 2015-12-30)
    PESTANA, C. J., EDWARDS, C., PRABHU, R., ROBERTSON, P. K. J. and LAWTON, L. A., 2015. Photocatalytic degradation of eleven microcystin variants and nodularin by TiO2 coated glass microspheres. Journal of Hazardous Materials, Vol. 300, pp. 347-353.
    Microcystins and nodularin are toxic cyanobacterial secondary metabolites produced by cyanobacteria that pose a threat to human health in drinking water. Conventional water treatment methods often fail to remove these ...
  • Photocatalytic destruction of volatile organic compounds from the oil and gas industry. 

    Tokode, Oluwatosin (Robert Gordon University School of Engineering, 2014-04)
    Heterogeneous photocatalysis is an advanced oxidation technology widely applied in environmental remediation processes. It is a relatively safe and affordable technology with a low impact on the environment and has found ...
  • Rare elements electrochemistry: the development of a novel electrochemical sensor for the rapid detection of Europium in environmental samples using gold electrode modified with 2-pyridinol-1-oxide. 

    Cruickshank, Laura; Officer, Simon J.; Pollard, Pat; Prabhu, Radhakrishna; Stutter, Mark; Fernandez, Carlos (Japan Society for Analytical Chemistry http://dx.doi.org/10.2116/analsci.31.623, 2015-07)
    CRUICKSHANK, L., OFFICER, S., POLLARD, P., PRABHU, R., STUTTER, M. and FERNANDEZ, C., 2015. Rare elements electrochemistry: the development of a novel electrochemical sensor for the rapid detection of Europium in environmental samples using gold electrode modified with 2-pyridinol-1-oxide. Analytical Sciences, 31 (7), pp. 623-627.
    This work presents for the first time the electrochemical determination of europium using cyclic voltammetry at gold electrodes modified with 2-pyridinol-1-oxide. A well-defined oxidation peak was observed in cyclic ...
  • Solvent effects on lasing characteristics for Rh B laser dye. 

    Peter, Jaison; Kumar, Mahesh; Ananad, V. R.; Saleem, Rasool; Sebastian, Ananthu; Radhakrishnan, P.; Nampoori, V. P. N.; Vallabhan, C. P. G.; Prabhu, Radhakrishna; Kailasnath, M. (Elsevier http://dx.doi.org/10.1016/j.jlumin.2015.09.002, 2016-01)
    PETER, J., KUMAR, M., ANANAD, V. R., SALEEM, R., SEBASTIAN, A., RADHAKRISHNAN, P., NAMPOORI, V. P. N., VALLABHAN, C. P. G., PRABHU, R., and KAILASNATH, M., 2016. Solvent effects on lasing characteristics for Rh B laser dye. Journal of Luminescence, Vol. 169 (A), pp. 227-232.
    We demonstrate pulsed, photopumped multimode laser emission in the visible spectral range from rhodamine B dye dissolved in various solvents. The laser emission is characterized by a well-defined, low threshold pump power ...