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A collaborative evaluation of LC-MS/MS based methods for BMAA analysis: soluble bound BMAA found to be an important fraction. (2016)
Journal Article
FAASSEN, E.J., ANTONIOU, M.G., BEEKMAN-LUKASSEN, W., BLAHOVA, L., CHERNOVA, E., CHRISTOPHORIDIS, C., COMBES, A., EDWARDS, C., FASTNER, J., HARMSEN, J., HISKIA, A., ILAG, L.L., KALOUDIS, T., LOPICIC, S., LURLING, M., MAZUR-MARZEC, H., MERILUOTO, J., POROJAN, C., VINER-MOZZINI, Y. and ZGUNA, N. 2016. A collaborative evaluation of LC-MS/MS based methods for BMAA analysis: soluble bound BMAA found to be an important fraction. Marine drugs [online], 14(3), article 45. Available from: https://doi.org/10.3390/md14030045

Exposure to β-Ν-methylamino-l-alanine (BMAA) might be linked to the incidence of amyotrophic lateral sclerosis, Alzheimer's disease and Parkinson's disease. Analytical chemistry plays a crucial role in determining human BMAA exposure and the associat... Read More about A collaborative evaluation of LC-MS/MS based methods for BMAA analysis: soluble bound BMAA found to be an important fraction..

Controlled periodic illumination in semiconductor photocatalysis. (2015)
Journal Article
TOKODE, O., PRABHU, R., LAWTON, L.A. and ROBERTSON, P.K.J. 2015. Controlled periodic illumination in semiconductor photocatalysis. Journal of photochemistry and photobiology A: chemistry [online], 319-320, pages 96-106. Available from: https://doi.org/10.1016/j.jphotochem.2015.12.002

Controlled periodic illumination is a hypothesis postulated in the early 1990s for enhancing the efficiency of semiconductor photocatalytic reactions. This technique has been proposed to improve photocatalytic efficiency by the nature of photon intro... Read More about Controlled periodic illumination in semiconductor photocatalysis..

Simultaneous cellulose conversion and hydrogen production assisted by cellulose decomposition under UV-light photcatalysis. (2015)
Journal Article
ZHANG, G., NI, C., HUANG, X., WELGARMAGE, A., LAWTON, L.A., ROBERTSON, P.K.J. and IRVINE, J.T.S. 2016. Simultaneous cellulose conversion and hydrogen production assisted by cellulose decomposition under UV-light photcatalysis. Chemical communications [online], 52, pages 1673-1676. Available from: https://doi.org/10.1039/c5cc09075j

Photocatalytic conversion of cellulose to sugars and carbon dioxide with simultaneous production of hydrogen assisted by cellulose decomposition under UV or solar light irradiation was achieved upon immobilization of cellulose onto a TiO2 photocataly... Read More about Simultaneous cellulose conversion and hydrogen production assisted by cellulose decomposition under UV-light photcatalysis..

Photocatalytic degradation of eleven microcystin variants and nodularin by TiO2 coated glass microspheres. (2015)
Journal Article
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 [online], 300, pages 347-353. Available from: https://doi.org/10.1016/j.jhazmat.2015.07.016

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 toxins. Advanced oxidation proce... Read More about Photocatalytic degradation of eleven microcystin variants and nodularin by TiO2 coated glass microspheres..

Overcoming the seasonal variations in fitness of the amphipod Corophium Volutator as an environmental toxicology test species using laboratory cultured specimens. (2014)
Thesis
MCGEE, D. 2014. Overcoming the seasonal variations in fitness of the amphipod Corophium Volutator as an environmental toxicology test species using laboratory cultured specimens. Robert Gordon University, MRes thesis.

The marine amphipod Corophium volutator is an important source of food for many fish and wading birds, making it an important species in an estuarine environment and a relevant toxicological test species. Historical data has indicated that seasonal v... Read More about Overcoming the seasonal variations in fitness of the amphipod Corophium Volutator as an environmental toxicology test species using laboratory cultured specimens..

Photocatalytic destruction of volatile organic compounds from the oil and gas industry. (2014)
Thesis
TOKODE, O. 2014. Photocatalytic destruction of volatile organic compounds from the oil and gas industry. Robert Gordon University, PhD thesis.

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 applications in a number of... Read More about Photocatalytic destruction of volatile organic compounds from the oil and gas industry..

Optimisation of high value metabolite production from benthic marine dinoflagellate Prorocentrum lima. (2014)
Thesis
PRAPTIWI, R.A. 2014. Optimisation of high value metabolite production from benthic marine dinoflagellate Prorocentrum lima. Robert Gordon University, PhD thesis.

Toxins produced by harmful algal blooms (HABs) are known to pose contamination risks to seafood products (e.g. fish and shellfish) consumed by human. In order to control contamination risks, monitoring regimes have to be performed rigorously. The eff... Read More about Optimisation of high value metabolite production from benthic marine dinoflagellate Prorocentrum lima..

Mathematical modelling of quantum yield enhancements of methyl orange photooxidation in aqueous TiO2 suspensions under controlled periodic UV LED illumination. (2014)
Journal Article
TOKODE, O., PRABHU, R., LAWTON, L.A. and ROBERTSON, P.K.J. 2014. Mathematical modelling of quantum yield enhancements of methyl orange photooxidation in aqueous TiO2 suspensions under controlled periodic UV LED illumination. Applied catalysis B: environmental [online], 156-157, pages 398-403. Available from: https://doi.org/10.1016/j.apcatb.2014.03.046

Quantum yields of the photocatalytic degradation of methyl orange under controlled periodic illumination (CPI) have been modelled using existing models. A modified Langmuir-Hinshelwood (L-H) rate equation was used to predict the degradation reaction... Read More about Mathematical modelling of quantum yield enhancements of methyl orange photooxidation in aqueous TiO2 suspensions under controlled periodic UV LED illumination..

The effect of pH on the photonic efficiency of the destruction of methyl orange under controlled periodic illumination with UV-LED sources. (2014)
Journal Article
TOKODE, O., PRABHU, R., LAWTON, L.A. and ROBERTSON, P.K.J. 2014. The effect of pH on the photonic efficiency of the destruction of methyl orange under controlled periodic illumination with UV-LED sources. Chemical engineering journal [online], 246, pages 337-342. Available from: https://doi.org/10.1016/j.cej.2014.03.002

The nature of photon interaction and reaction pH can have significant impacts on semiconductor photocatalysis. This paper describes the effect of pH on the photonic efficiency of photocatalytic reactions in the aqueous phase using TiO2 catalysts. The... Read More about The effect of pH on the photonic efficiency of the destruction of methyl orange under controlled periodic illumination with UV-LED sources..

A continuous flow packed bed photocatalytic reactor for the destruction of 2-methylisoborneol and geosmin utilising pelletised TiO2. (2013)
Journal Article
PESTANA, C.J., ROBERTSON, P.K.J., EDWARDS, C., WILHELM, W., MCKENZIE, C. and LAWTON, L.A. 2014. A continuous flow packed bed photocatalytic reactor for the destruction of 2-methylisoborneol and geosmin utilising pelletised TiO2. Chemical engineering journal [online], 235, pages 293-298. Available from: https://doi.org/10.1016/j.cej.2013.09.041

Taste and odour compounds, especially geosmin (GSM) and 2-methylisoborneol (2-MIB), cause major problems in both drinking water and aquaculture industries world-wide. Aquaculture in particular has experienced significant financial losses due to the a... Read More about A continuous flow packed bed photocatalytic reactor for the destruction of 2-methylisoborneol and geosmin utilising pelletised TiO2..

Freshwater bacterial diversity, functions and stability. (2013)
Thesis
GIARAMIDA, L. 2013. Freshwater bacterial diversity, functions and stability. Robert Gordon University, PhD thesis.

Biodiversity is declining worldwide with detrimental effects on ecosystems functions and services that it sustains. The relationship between biodiversity and freshwater purification remains unclear. Freshwater purification is of paramount importance... Read More about Freshwater bacterial diversity, functions and stability..

Investigation of the production and isolation of bioactive compounds from cyanobacteria. (2013)
Thesis
HAMEED, S. 2013. Investigation of the production and isolation of bioactive compounds from cyanobacteria. Robert Gordon University, PhD thesis.

Due to heavy nutrient load and adverse climate change the occurrence of toxic cyanobacterial blooms have significantly increased during the last decades. Nodularia spumigena is one of the dominant toxic cyanobacteria which produces massive and inhere... Read More about Investigation of the production and isolation of bioactive compounds from cyanobacteria..

Investigation of novel methods to remove the cyanotoxin, Cylindrospermopsin, from drinking water. (2013)
Thesis
CHANDU, V.C.P 2013. Investigation of novel methods to remove the cyanotoxin, Cylindrospermopsin, from drinking water. Robert Gordon University, PhD thesis.

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 in shapes and arrangements and o... Read More about Investigation of novel methods to remove the cyanotoxin, Cylindrospermopsin, from drinking water..

Monitoring and regulating cyanobacterial metabolites (microcystins and geosmin) in aquatic systems. (2012)
Thesis
PESTANA, C.J. 2012. Monitoring and regulating cyanobacterial metabolites (microcystins and geosmin) in aquatic systems. Robert Gordon University, PhD thesis.

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). Understanding the factors that affect c... Read More about Monitoring and regulating cyanobacterial metabolites (microcystins and geosmin) in aquatic systems..

An investigation into the biodegradation of peptide cyanotoxins (microcystins and nodularin) by novel gram-positive bacteria. (2012)
Thesis
WELGAMAGE DON, A.C.D. 2012. An investigation into the biodegradation of peptide cyanotoxins (microcystins and nodularin) by novel gram-positive bacteria. Robert Gordon University, PhD thesis.

Cyanobacterial secondary metabolites, microcystins (MC) and nodularin (NOD) have become common contaminants in most aquatic ecosystems over recent years presenting a hazard to animal and human health. Unfortunately, these chemically diverse peptide h... Read More about An investigation into the biodegradation of peptide cyanotoxins (microcystins and nodularin) by novel gram-positive bacteria..

Evaluation of methodology for detection and quantification of coliform bacteria and their survival in soil and water. (2010)
Thesis
BANNISTER, E. 2010. Evaluation of methodology for detection and quantification of coliform bacteria and their survival in soil and water. Robert Gordon University, PhD thesis.

In Aberdeenshire, approximately 25,000 people rely on potable water from private water supplies. Many of these supplies are of questionable quality with regards to microbiological contamination, which is often due to a lack of maintenance and protect... Read More about Evaluation of methodology for detection and quantification of coliform bacteria and their survival in soil and water..

The degradation of microcystin-LR using doped visible light absorbing photocatalysts. (2010)
Journal Article
GRAHAM, D., KISCH, H., LAWTON, L.A. and ROBERTSON, P.K.J. 2010. The degradation of microcystin-LR using doped visible light absorbing photocatalysts. Chemosphere [online], 78(9), pages 1182-1185. Available from: https://doi.org/10.1016/j.chemosphere.2009.12.003

Microcystins are one of the primary hepatotoxic cyanotoxins released from cyanobacteria. The presence of these compounds in water has resulted in the death of both humans and domestic and wild animals. Although microcystins are chemically stable tita... Read More about The degradation of microcystin-LR using doped visible light absorbing photocatalysts..

The photocatalytic decomposition of microsystin-LR using selected titanium dioxide materials. (2009)
Journal Article
LIU, I., LAWTON, L.A., BAHNEMANN, D.W., LIU, L., PROFT, B. and ROBERTSON, P.K.J. 2009. The photocatalytic decomposition of microsystin-LR using selected titanium dioxide materials. Chemosphere [online], 76(4), pages 549-553. Available from: https://doi.org/10.1016/j.chemosphere.2009.02.067

Microcystins (cyclic heptapeptides) produced by a number of freshwater cyanobacteria are a potential cause for concern in potable water supplies due to their acute and chronic toxicity. TiO2 photocatalysis is a promising technology for removal of the... Read More about The photocatalytic decomposition of microsystin-LR using selected titanium dioxide materials..

A new generation of biocides for control of crustacea in fish farms. (2009)
Journal Article
ROBERTSON, P.K.J., BLACK, K.D., ADAMS, M., WILLIS, K., BUCHAN, F., ORR, H., LAWTON, L. and McCULLAGH, C. 2009. A new generation of biocides for control of crustacea in fish farms. Journal of photochemistry and photobiology B: biology [online], 95(1), pages 58-63. Available from: https://doi.org/10.1016/j.jphotobiol.2008.12.009

Farming of salmon has become a significant industry in many countries over the past two decades. A major challenge facing this sector is infestation of the salmon by sea lice. The main way of treating salmon for such infestations is the use of medici... Read More about A new generation of biocides for control of crustacea in fish farms..

Photocatalytic destruction of geosmin using novel pelleted titanium dioxide. (2008)
Journal Article
BELLU, E., LAWTON, L.A. and ROBERTSON, P.K.J. 2008. Photocatalytic destruction of geosmin using novel pelleted titanium dioxide. Journal of advanced oxidation technologies [online], 11(2), pages 384-388. Available from: https://doi.org/10.1515/jaots-2008-0225

Geosmin is produced by cyanobacteria and actinomycetes in surface waters. It causes undesirable earthy off-flavours in freshwater fish and is a major concern for the drinking water industry. This paper presents the first published study on the use of... Read More about Photocatalytic destruction of geosmin using novel pelleted titanium dioxide..