PUBLICATIONS

Bioenergy

Peer Reviewed Journals

• Allen, A, Wall D. Herrmann, C. Murphy, J.D (2016), A detailed assessment of variation in biomethane potential of first, second and third generation substrates, Renewable Energy
• O’Shea, R.,Wall, D.,Kilgallon, I.,Murphy, J.D. (2016), Assessment of the impact of incentives and of scale on the build order and location of biomethane facilities and the feedstock they utilise, Applied Energy
• Tabassum, M.R.,Wall, D.M.,Murphy, J.D. (2016), Biogas production generated through continuous digestion of natural and cultivated seaweeds with dairy slurry, Bioresource Technology
• Enrique Chan Gutierrez,Ao Xia,Jerry D. Murphy (2016), Can slurry biogas systems be cost effective without subsidy in Mexico?, Renewable Energy
• Ding, L.,Cheng, J.,Xia, A.,Jacob, A.,Voelklein, M.,Murphy, J.D. (2016), Co-generation of biohydrogen and biomethane through two-stage batch co-fermentation of macro- and micro-algal biomass, Bioresource Technology
• Xia, A., Jacob, A., Herrmann, C., Tabassum, M., O’Shea, R., Murphy J.D., (2016), Fermentative hydrogen production from galactose, Energy
• Tabassum, M., Xia, A., Murphy, J.D. (2016), Impact of seasonal polyphenol variation on biomethane production from brown seaweed Ascophyllum nodosum., Bioresource Technology
• Miandad, R., Nizami, A.S., Rehan, M., Barakat, M., Khan, I., Mustafa, A., Ismail, I.M.I., Murphy, J.D. (2016), Influence of Temperature and Reaction Time on the Conversion of Polystrene Waste to Pyrolysis Liquid Oil, Waste Management
• Xia, A., Cheng, J., Murphy, J.D. (2016), Innovation in biological production and upgrading of methane and hydrogen for use as a transport fuel., Biotechnology Advances
• Czyrnek-Deletre, M., Ahern, E., Murphy, J.D. (2016), Is small-scale upgrading of landfill gas to biomethane for use as a cellulosic transport biofuel economically viable?, Biofuels, Bioproducts, Biorefining
• Xia, A.,Murphy, J.D. (2016), Microalgal Cultivation in Treating Liquid Digestate from Biogas Systems, Trends in Biotechnology
• O’Shea, R., Kilgallon, I., Wall, D., Murphy, J.D. (2016), Modelling a demand driven biogas system for production of electricity at peak demand and for production of biomethane at other times, Bioresource Technology
• Herrmann, C.,Kalita, N.,Wall, D.,Xia, A.,Murphy, J.D. (2016), Optimised biogas production from microalgae through co-digestion with carbon-rich co-substrates, Bioresource Technology
• Xia, A., Jacob, A., Tabassum, M., Herrmann, C., Murphy, J.D. (2016), Production of hydrogen, ethanol and volatile fatty acids through co-fermentation of macro- and micro-algae, Bioresource Technology
• O’Shea, R.,Kilgallon, I.,Wall, D.,Murphy, J.D. (2016), Quantification and location of a renewable gas industry based on digestion of wastes in Ireland, Applied Energy
• Tabassum, M.R.,Xia, A.,Murphy, J.D. (2016), Seasonal variation of chemical composition and biomethane production from the brown seaweed Ascophyllum nodosum, Bioresource Technology
• Jacob, A., Xia, A., Gunning, D., Burnell, G., Murphy, J.D. (2016), Seaweed biofuel derived from Integrated Multi-trophic Aqualculture, International Journal of Environmental Science and Development
• Vo, T., Xia, A, Rogan, F., Wall, D., Murphy, J.D., (2016), Sustainability assessment of large-scale storage technologies for surplus electricity using group multi-criteria decision analysis., Clean Techn Environ Policy
• Tabassum, M., Xia, A., Murphy, J.D. (2016), The effect of seasonal variation on biomethane production from seaweed and on application as a gaseous transport biofuel, Bioresource Technology
• Travesset-Baro, O., O Gallachoir, B., Jover, E., Rosas-Casals, M. (2016), Transport energy demand in Andorra. Assessing private car futures through sensitivity and scenario analysis., Energy Policy
• Xia, C. Herrmann, J.D. Murphy (2015), How do we optimize third-generation algal biofuels?, Biofuels, Bioproducts & Biorefining
• E. Allen, D.M. Wall, C. Herrmann, A. Xia, J.D. Murphy (2015), What is the gross energy yield of third generation gaseous biofuel sourced from seaweed?, Energy
• D.M. Wall, B. Straccialini, E. Allen, P. Nolan, C. Herrmann, P. O’Kiely, J.D. Murphy (2015), Investigation of effect of particle size and rumen fluid addition on specific methane yields of high lignocellulose grass silage, Bioresource Technology
• E.P. Ahern, P. Deane, T. Persson, B. O’Gallachoir, J.D. Murphy (2015), A perspective on the potential role of renewable gas in a smart energy island system, Renewable Energy
• Jacob, A. Xia, J.D. Murphy (2015), A perspective on gaseous biofuel production from micro-algae generated from CO2 from a coal-fired power plant, Applied Energy
• Herrmann, J.Fitzgerald, R. O’Shea, A. Xia, P. O’Kiely, J.D. Murphy (2015), Ensiling of seaweed for a seaweed biofuel industry, Bioresource Technology
• Xia, A. Jacob, C. Herrmann, M.R. Tabassum, J. D. Murphy (2015), Production of hydrogen, ethanol and volatile fatty acids from the seaweed carbohydrate mannitol, Bioresource Technology
• Fitzgerald, J.A., Allen, E., Wall, D.M., Jackson, S.A., Murphy, J.D., Dobson, A.D.W., (2015), Methanosarcina play an important role in Anaerobic co-digestion of the Seaweed Ulva lactuca: Metagenomics structure and predicted metabolism of functional microbial communities, PLOS ONE
• J. Browne, J.D. Murphy (2014), The Impact of Increasing Organic Loading in Two Phase Digestion of Food Waste, Renewable Energy
• J. Browne, E. Allen, J.D. Murphy (2014), Assessing the Variability in Biomethane Production From the Organic Fraction of Municipal Solid Waste in Batch and Continuous Operation, Applied Energy
• P. O’Kiely, E. Allen, J. McEniry, J.D. Murphy (2014), Grass for Biogas Production: the Impact of Silage Fermentation Characteristics on Methane Yield in Two Contrasting Biomethane Potential Test Systems, Renewable Energy
• Herrmann, D. Wall, E. Allen, J.D. Murphy (2014), What is an Optimum Percentage of Green Seaweed That May be Co-Digested With Dairy Slurry in a Stable Anaerobic Process Producing Third Generation Gaseous Biofuel?, Bioresource Technology
• Wall, D., Allen, E., Straccialini, B., O’Kiely, P., Murphy, J.D (2014), The effect of trace element addition to mono-digestion of grass silage at high organic loading rates., Bioresource Technology
• David Wall, Eoin Allen, Barbara Straccialini, Padraig O’Kiely, Jerry D Murphy (2014), Optimisation of digester performance with increasing organic loading rate for mono- and co-digestion of grass silage and dairy slurry, Bioresource Technology
• Wall, DM,O’Kiely, P,Murphy, JD (2014), The potential for biomethane from grass and slurry to satisfy renewable energy targets, Bioresource Technology
• Eoin Allen, David M Wall, Christiane Herrmann, Jerry D Murphy (2014), Investigation of the optimal percentage of green seaweed that may be co-digested with dairy slurry to produce gaseous biofuel., Bioresource Technology
• E Allen, D. Wall, C.Hermann, J.D Murphy (2014), Investigation of the Optimum Percentage of Ulva Lactura that may be codigested with dairy slurry?, Bioresource Technology
• Allen, E., Browne, J., Hynes, S., Murphy, J.D. (2013), The potential of algae blooms to produce renewable gaseous fuel, Waste Management
• Browne, J., Allen, E., Murphy, J.D. (2013), Evaluation of the biomethane potential from multiple waste streams for a proposed community scale anaerobic digester, Environmental Technology
• Allen, E., Browne, J., Murphy, J.D. (2013), Evaluation of biomethane yield from anaerobic co-digestion of nitrogenous substrates, Environmental Technology
• Murphy, J.D., Browne, J., Allen, A., Gallagher, C. (2013), The resource of biomethane produced via biological, thermal and electrical routes, as a transport biofuel, Applied Energy
• Cathal Gallagher Jerry D Murphy (2013), Is it better to produce biomethane via thermochemical or biological routes? An energy balance perspective, Biofuels Bioproducts & Biorefining
• J. Fierro, X. Gomez, J.D. Murphy (2013), Potential for Second Generation Gaseous Transport Biofuel Based on Pig Slurries in Spain, Applied Energy
• Orozco, A., Nizami, A.S., Murphy J.D., Groom, E (2013), Optimizing the thermophilic hydrolysis of grass silage in a two-phase anaerobic digestion system, Bioresource Technology
• Hao Tan, Marlies J. Mooij, Matthieu Barret, Pardraig M. Hegarty, Catriona Harington, Alan D.W. Dobson, Fergal O’Gara (2013), Identification of Novel Phytase Genes from an Agricultural Soil-Derived Metagenome, Journal of Microbiology and Biotechnology

Conference Proceedings
  • A Singlitico, J Goggins, RFD Monaghan, (2017) Technical potential of bio-SNG produced via a nationwide system of gasification and methanation, Proceedings of the World Sustainable Energy Days (WSED2017) – Young Researchers Conference, Austria
  • A Singlitico, K Dussan, R O’Shea, D Wall, J Goggins, J Murphy, RFD Monaghan, (2017) Techno-economic optimisation of combined anaerobic digestion and gasification of food waste as integrated waste management and energy system, Proceedings of the 25th European Biomass Conference & Exhibition, Sweden
  • A Singlitico, J Goggins, RFD Monaghan, (2016) Resource assessment for bio-SNG production via a nationwide system of gasification and methanation in Ireland, Proceedings of 24th European Biomass Conference & Exhibition, Netherlands
  • A Singlitico, J Goggins, RFD Monaghan, (2016) Resource assessment for bio-SNG production via a nationwide system of gasification and methanation in Ireland, Proceedings of 6th International Symposium on Energy from Biomass and Waste, Italy
  • A Singlitico, J Goggins, RFD Monaghan, (2016) Resources available for bio-SNG produced via a nationwide system of gasification and methanation in Ireland, Proceedings of Civil Engineering Research in Ireland conference, Ireland
  • W. Finnegan, J. Goggins, E. Clifford, X. Zhan, (2016) The impact of the Irish dairy processing industry on climate change, Proceedings of Civil Engineering Research in Ireland conference, Ireland
  • A. Xia, J.D. Murphy, (2015) Advanced Technologies and Applications for Biogas, Proceeding of the 3rd China International Bioenergy and Biomass Utilization Summit (BBS 2015),, China
  • P. O’Kiely, P. Nolan, D.M. Wall, H. Himanshu, J.J. Lenehan, E.M. Doyle, J.D. Murphy, (2015) Biogas from Grass Silage, Proceedings of the 6th Nordic Feed Science Conference, Sweden
  • W. Finnegan, E. Clifford, A. Dobson, K. Fitzhenry, J. Goggins, S. Miao, N. Rowan, E. Tarpey, L. Xiao, H. Zhang, X. Zhan, (2015) DairyWater: Sustainability and resource efficiency for the Irish dairy processing industry, Proceedings of the XVth International Water Resources Association (IWRA) World Water Congress, United Kingdom (excluding Northern Ireland)
  • D.M. Wall, P. O’Kiely, J.D. Murphy, (2014) Digestion of Grass Silage and Dairy Slurry at Batch and Continuous Digestion, Proceedings of the 22nd European Biomass Conference and Exhibition, Germany
  • Eoin Ahern, Paul Deane, Tobias Perrson, Brian O Gallachoir, Jerry D Murphy, (2014) The potential role of renewable gas in a smart energy island system, Proceeding of the World Renewable Energy Conference, United Kingdom (excluding Northern Ireland)
  • McEniry, J., O’Kiely, P., Wall, D.M. and Murphy, J.D., (2014) What is the biomethane production potential of the available grassland biomass resource in Ireland?, Proceedings of the European Grassland Federation., United Kingdom (excluding Northern Ireland)
Books & Chapters
  • Murphy, J.D.,Drosg, B., Allen, E., Jerney, J., Xia, A. Herrmann, C.,, (2015), A perspective an algal biogas, International Energy Agency (IEA) Bioenergy Technical Brochure
  • Tobias Persson, Jerry D Murphy, Anna-Karin Jannasch, Eoin Ahern, Jan Liebetrau, Marcus Trommler, Jeferson Toyama, (2014),  A perspective on the potential role of biogas in smart energy grids, International Energy Agency (IEA) Bioenergy Technical Brochure
  • A. Wellinger, J. Murphy, D Baxter, (2013), The Biogas Handbook: Science and Application
  • J D Murphy & Thanasit Thamsiriroj, (2013), Fundamental Science and Engineering of the Anaerobic Digestion Process, The Biogas Handbook: Science, production and application
Presentations / Workshops
  • (2016), An experimental and numerical characterisation of materials for use in biomass co-firing, 1st Int Conf on Materials Design and Applications (MDA2016), Portugal
  • (2016), Biogas production from seaweed, grass silage and slurry in rural coastal areas, Mobilising Sustainable Bioenergy supply chains, Italy
  • (2016), Commissioning of a two stage pilot scale reactor for the mesophilic co-digestion of Ulva Lactuca, grass silage and dairy slurry, ATBEST Biogas Science Conference, Hungary
  • (2016), Green Gas, IEA Bioenergy Webinar Series, United States of America
  • (2016), Impacts of headspace volume and overhead-pressure measurement frequency on specific methane yields in in-vitro anaerobic digestion using micro-BMP method, ATBEST Biogas Science Conference, Hungary
  • (2016), Innovation in Biogas, Livestock Waste Conference, Ireland
  • (2016), Sustainability and Life cycle Assessment of feedstock digestion systems, ATBEST Conference Linkoping, Sweden
  • (2016), Synergies from co-digestion of grass silage with other feedstocks, ATBEST Conference Linkoping, Sweden
  • (2016), The role of biogas in supporting intermittent renewable electricity, Australia Bioenergy, Australia
  • (2015), Advanced Technologies and Applications for Biogas, 3rd China International Bioenergy and Biomass Utilization Summit (BBS 2015),, China
  • (2015), A Perspective on algal biogas, International Energy Agency Bioenergy Conference, Germany
  • (2015), Green Gas, Engineers Ireland / Society of Dairy Technology, Ireland
  • (2015), Optimizing Biogas from Grass in Ireland, Future opportunities for grasslands in Research Teagasc/UCC, Ireland
  • (2015), Poster on Biomethane Production from grass silage: physical and biological treatments to promote , AD 14th World Congress on Anaerobic Digestion Chile, Chile
  • (2014), The reason we need sustainable third generation gaseous algae biofuels, Joint meeting of CIBiogas and International Energy Agency, Brazil
  • (2014), The potential role of renewable gas in a smart energy island system, Climate – Kic Study visit of transport and mobility professionals to Cork, Ireland
  • (2014), The potential of renewable gas in a smart energy island system, Ireland and Germany: Roscarbery Annual School, Ireland
  • (2014), Why make gas from seaweed?, Scoil Naomh Fionan Seminar, Ireland
  • (2014), Biogas from Seaweed, International Energy Agency Meting, France
  • (2014), Non-Invasive Anaerobic Threshold Measurement Using Fuzzy Model Interpolation, IEEE Conf. on Control Applications, France
  • (2013), Second and Third Generation Indigenous Gaseous Transport Fuels, Cleantech and Investment Summit, Ireland
  • (2013), Biomethane and its potential from biological, thermal and electrical sources, Teagasc Conference, Ireland
  • (2013), Potential for biomethane technologies to treat waste, substitute for fossil fuel, and reduce greenhouse gas emissions, Joint Research Centre of the European Commission, Croatia
  • (2013), The resource of biomethane produced via biological, thermal and electrical routes as a transport fuel, Teagasc Workshop, Ireland
  • (2013), Biomethane: A second generation gaseous biofuel produced via biological, thermal and electrical routes, EPA Workshop, Ireland
  • (2013), Optimisation of grass digestion, Workshop of the IEA entitled: Biogas Process Optimisation, Switzerland
Education & Public Engagement