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I was a co-author on the following publications (titles link where possible to pre/post-prints, which are free to download, since otherwise subscriptions may be required):

• Synergies of sector coupling and transmission reinforcement in a cost-optimised, highly renewable European energy system, Energy, 2018, postprint arXiv:1801.05290, all input data, code and output data on Zenodo, doi:10.1016/j.energy.2018.06.222

• Response to 'Burden of proof: A comprehensive review of the feasibility of 100% renewable-electricity systems', Renewable and Sustainable Energy Reviews, May 2018, open access, postprint arXiv:1709.05716, doi:10.1016/j.rser.2018.04.113

• Impact of CO2 prices on the design of a highly decarbonised coupled electricity and heating system in Europe, Applied Energy, 2018, postprint arXiv:1809.10369, doi:10.1016/j.apenergy.2018.12.016

• Cost optimal scenarios of a future highly renewable European electricity system: Exploring the influence of weather data, cost parameters and policy constraints, Energy, 2018, postprint arXiv:1803.09711, doi:10.1016/j.energy.2018.08.070

• PyPSA-Eur: An Open Optimisation Model of the European Transmission System, Energy Strategy Reviews, 2018, preprint arXiv:1806.01613, doi:10.1016/j.esr.2018.08.012

• The Impact of Climate Change on a Cost-Optimal Highly Renewable European Electricity Network, Applied Energy, 2018, postprint arXiv:1805.11673, doi:10.1016/j.apenergy.2018.09.084

• Principal flow patterns across renewable electricity networks, Europhysics Letters, 2018, postprint arXiv:1807.07771, doi10.1209/0295-5075/124/18005

• The role of hydro power, storage and transmission in the decarbonization of the Chinese power system, 2018, preprint arxiv:1810.10347

• Counter-intuitive behaviour of energy system models under CO2 caps and prices, 2018, preprint arxiv:1809.03157

• Flow-based analysis of storage usage in a low-carbon European electricity scenario, 15th International Conference on the European Energy Market - EEM 2018, 2018, preprint arXiv:1806.02549

• PyPSA: Python for Power System Analysis, Journal of Open Research Software, 6(1), 2018, open access, postprint arXiv:1707.09913, doi:10.5334/jors.188

• Opening the black box of energy modelling: strategies and lessons learned, Energy Strategy Reviews, 2017, open access, postprint arXiv:1707.08164, doi:10.1016/j.esr.2017.12.002

• The role of spatial scale in joint optimisations of generation and transmission for European highly renewable scenarios, 14th International Conference on the European Energy Market - EEM 2017, 2017, preprint arXiv:1705.07617, doi:10.1109/EEM.2017.7982024

• The Benefits of Cooperation in a Highly Renewable European Electricity Network, Energy, 134, 469-481, 2017, postprint arXiv:1704.05492, all input data, code and output data on Zenodo, doi:10.1016/j.energy.2017.06.004

• Linear Optimal Power Flow Using Cycle Flows, Electric Power Systems Research, volume 158, pages 126-135, 2017, preprint arXiv:1704.01881, doi:10.1016/j.epsr.2017.12.034

• Optimal heterogeneity in a simplified highly renewable European electricity system, Energy, 133, 913-928, 2017, postprint arXiv:1706.00463, doi:10.1016/j.energy.2017.05.170

• The relevance of grid expansion under zonal markets, The Energy Journal, Volume 38, Number 5, 2017, EWI Working Paper 15/07, doi:10.5547/01956574.38.5.jber

• Dual theory of transmission line outages, IEEE Transactions on Power Systems, 2017, postprint arXiv:1606.07276, doi:10.1109/TPWRS.2017.2658022

• Scaling Up Variable Renewable Power: The Role of Grid Codes, 2016, International Renewable Energy Agency

• Optimising the European transmission system for 77% renewable electricity by 2030, IET Renewable Power Generation, Volume 10, Issue 1, 2015, postprint version, doi:10.1049/iet-rpg.2015.0135

• Solar Power Integration on the Seychelles Islands, Field Actions Science Reports Special Issue 15: Decentralized Electrification and Development, 2016

• Growth in Wind and Sun: Integrating Variable Generation in China, IEEE Power and Energy Magazine, Volume 13, Issue 6, 2015, doi:10.1109/MPE.2015.2458754

• Integrating Renewables in Jiangsu Province, China (PDF, 1.2 MB) presented at the 14th International Workshop on Integration of Wind Power into Power Systems in Brussels, 2015

• Greenpeace powE[R] 2020 Integration of Renewables in Jiangsu, China (in Chinese), published July 2015, Beijing, English press release

• Transmission Network Loading in Europe with High Shares of Renewables, IET Renewable Power Generation, Volume 9, Issue 1, 2015, postprint version, https://doi.org/10.1049/iet-rpg.2014.0114

• Cost-Optimal Power System Extension under Flow-Based Market Coupling (subscription required, part of the Smooth PV project) in Energy, 66, pp. 654-666, 2014, free to download: EWI Working Paper 13/09, preprint version, doi:10.1016/j.energy.2014.01.025

• Optimising the European Transmission System for 77% Renewables by 2030 (PDF, 1.8 MB) presented at the 13th International Workshop on Integration of Wind Power into Power Systems in Berlin, 2014

• Cycling Requirements for Conventional Power Plants at High Shares of Renewable Energy (PDF, 0.6 MB) presented at the 13th International Workshop on Integration of Wind Power into Power Systems in Berlin, 2014

• The Solar Power Absorption Capacity of the Seychelles Island Systems (PDF, 0.9 MB) presented at the 4th International Workshop on Integration of Solar Power into Power Systems in Berlin, 2014

• Wind Power in a 100% Renewables Scenario for Rhineland-Palatinate (PDF, 1.5 MB) presented at the 13th International Workshop on Integration of Wind Power into Power Systems in Berlin, 2014

• Solar Power in a 100% Renewables Scenario for Rhineland-Palatinate (PDF, 0.6 MB) presented at the 4th International Workshop on Integration of Solar Power into Power Systems, Berlin, 2014

• A Multi-Objective Control Strategy for Distribution Networks with Renewables (PDF, 0.8 MB) presented at the 4th International Workshop on Integration of Solar Power into Power Systems, Berlin, 2014

• Greenpeace powE[R] 2030 European report (PDF, 13 MB) for the grid extensions necessary to accommodate 77% renewable electricity in Europe by 2030, 2014

• Entwicklung und Durchführung einer Impactanalyse für den Klimaschutzplan Nordrhein-Westfalen (PDF, 2.5 MB), Düsseldorf, 2014

• Kurzgutachten zur Eigenstromerzeugung in Rheinland-Pfalz, Darmstadt, March 2014

• Distribution network study for Rhineland-Palatinate (PDF, 13 MB, in German) to reach 100% renewable electricity in the German federal state of Rhineland-Palatinate by 2030, summary in English, 2014

• UMEME 24/7: Analysis of the Stability of the Kenyan Power System (PDF, 5.5 MB), Darmstadt, 2014

• Transmission Network Loading in Europe with High Shares of Renewables (PDF, 1.2 MB), presented at the 3rd International Workshop on Integration of Solar Power into Power Systems in London, 2013

• Smooth PV - Smart Modelling of Optimal Integration of High Penetration of Photovoltaics Final Report, 2013

• Transporting Renewables: Systematic Planning for Long-Distance HVDC Lines (PDF, 4 MB, part of the Smooth PV project) presented at EWEA 2013 in Vienna

• Cost-optimal Power System Extension Under Flow-based Market Coupling and High Shares of Photovoltaics (PDF, 0.3 MB), part of the Smooth PV project) presented at the 2nd International Workshop on Integration of Solar Power into Power Systems in Lisbon, 2012

• Complex matrix model duality in Phys. Rev. D 83 085002 (2011) (1009.0674 [hep-th])

• Cut-and-join operators and N=4 super Yang-Mills in JHEP 1005 058 (1002.2099 [hep-th]; code and examples of U(N) to S_N reduction)

• PhD thesis Gauge/Gravity Duality Beyond the Planar Limit, August 2009

• Diagonal free field matrix correlators, global symmetries and giant gravitons with Paul Heslop and Sanjaye Ramgoolam in JHEP 0904 089 (0806.1911 [hep-th])

• Permutations and the Loop in JHEP 0806 (2008) 008 (0801.2094 [hep-th])

• Diagonal multi-matrix correlators and BPS operators in N=4 SYM with Paul Heslop and Sanjaye Ramgoolam in JHEP 0802 (2008) 030 (0711.0176 [hep-th])

• Half-BPS SU(N) Correlators in N=4 SYM in JHEP 0807 (2008) 044 (hep-th/0703202)

• Correlators, probabilities and topologies in N=4 SYM with Robert de Mello Koch, Sanjaye Ramgoolam and Nick Toumbas in JHEP 0703 (2007) 072 (hep-th/0611290)

• Spectroscopic binary orbits from photoelectric radial velocities, Paper 156: HD 187003 with Roger Griffin in The Observatory, Vol. 121, p. 55-60 (2001)

See also my Google Scholar page, my ORCID page, my arXiv page and my inSPIRE page.