Open Research Exeter (ORE)

• Probing the Inner Disk Emission of the Herbig Ae Stars HD 163296 and HD 190073 

  Setterholm, BR; Monnier, JD; Davies, CL; Kreplin, A; Kraus, S; Baron, F; Aarnio, A; Berger, J-P; Calvet, N; Curé, M; Kanaan, S; Kloppenborg, B; Bouquin, J-BL; Millan-Gabet, R; Rubinstein, AE; Sitko, ML; Sturmann, J; Brummelaar, TAT; Touhami, Y (American Astronomical Society / IOP Publishing, 2018)

  The physical processes occurring within the inner few astronomical units of proto-planetary disks surrounding Herbig Ae stars are crucial to setting the environment in which the outer planet-forming disk evolves and put ...

• Time resolved imaging of the non-linear bullet mode within an injection-locked nano-contact spin Hall nano-oscillator 

  Spicer, TM; Keatley, PS; Dvornik, M; Loughran, THJ; Awad, AA; Dürrenfeld, P; Houshang, A; Ranjbar, M; Åkerman, J; Kruglyak, VV; Hicken, RJ (AIP Publishing, 2018-11-07)

  Injection of a radio frequency (RF) current was used to phase lock the SHNO to the TRSKM. The out of plane magnetization was detected by means of the polar magneto optical Kerr effect (MOKE). However, longitudinal MOKE ...

• G11.92−0.61 MM 1: a fragmented Keplerian disk surrounding a proto-o star 

  Ilee, J; Cyganowski, C; Brogan, C; Hunter, T; Forgan, D; Haworth, T; Clarke, C; Harries, TJ (American Astronomical Society / IOP Publishing, 2018)

  We present high resolution (∼300 au) Atacama Large Millimeter/submillimeter Array (ALMA) observations of the massive young stellar object G11.92−0.61 MM 1. We resolve the immediate circumstellar environment of MM 1 in ...

• From colloidal CdSe quantum dots to microscale optically anisotropic supercrystals through bottom-up self-assembly 

  Ushakova, E; Cherevkov, S; Volgina, D-O; Zakharov, V; Komissarenko, F; Shcherbakov, AA; Hogan, B; Baldycheva, A; Fedorov, A; Nabiev, I; Baranov, A (Royal Society of Chemistry, 2018-11-14)

  The development of fabrication techniques for novel nanostructured materials is one of the key tasks of modern materials science. One pathway to successfully complete this task is the bottom-up assembly of colloidal ...

• Complexity of Inconsistency-Tolerant Query Answering in Datalog+/- under Cardinality-Based Repairs 

  Lukasiewicz, T; Malizia, E; Vaicenavicius, A (AAAI Press, 2019)

  Querying inconsistent ontological knowledge bases is an important problem in practice, for which several inconsistencytolerant query answering semantics have been proposed, including query answering relative to all ...

• Smart Recovery of Cobalt as a By-Product of Primary Copper Extraction: Geometallurgical ore-type classification using FTIR spectroscopy 

  Dehaine, Q; Tijsseling, L; Glass, HJ (Institute of Materials, Minerals and Mining, 2018-04-19)

  Cobalt is a transition metal whose physico-chemical properties make it a critical component in many tech applications, including high-strength alloys, magnets, rechargeable batteries used in electric cars, wind energy ...

• Multi-channel Si-liquid crystal filter with fine tuning capability of individual channels for compensation of fabrication tolerances. 

  Baldycheva, A; Tolmachev, VA; Berwick, K; Perova, TS (Springer, 2012-07-12)

  In this study, a technique for the optimization of the optical characteristics of multi-channel filters after fabrication is proposed. The multi-channel filter under consideration is based on a Si photonic crystal (PhC), ...

• Topology and the optical Dirac equation 

  Horsley, SAR (American Physical Society, 2018-10-18)

  Through understanding Maxwell's equations as an effective Dirac equation (the optical Dirac equation), we reexamine the relationship between electromagnetic interface states and topology. We illustrate a simple case where ...

• Production of sodium silicate powder from waste glass cullet for alkali activation of alternative binders 

  Vinai, R; Soutsos, M (Elsevier, 2018-11-13)

  A simple process to produce sodium silicate powder from glass cullet has been developed. A mixture of glass powder, sodium hydroxide powder, and water was heated at temperatures of 150 to 330 °C. The effects of glass to ...

• Challenges in constraining anthropogenic aerosol effects on cloud radiative forcing using present-day spatiotemporal variability 

  Ghan, S; Wang, M; Zhang, S; Ferrachat, S; Gettelman, A; Griesfeller, J; Kipling, Z; Lohmann, U; Morrison, H; Neubauer, D; Partridge, DG; Stier, P; Takemura, T; Wang, H; Zhang, K (National Academy of Sciences, 2016-05-24)

  A large number of processes are involved in the chain from emissions of aerosol precursor gases and primary particles to impacts on cloud radiative forcing. Those processes are manifest in a number of relationships that ...

• Policy instrument supply and demand: how the renewable electricity auction took over the world 

  Fitch-Roy, OWF; Benson, D; Woodman, B (Cogitatio Press, 2018)

  The selection and design of renewable electricity support instruments is an important part of EU energy policy and central to the governance of the Energy Union. In 2014, the European Commission published updated guidelines ...

• Laser writable high-K dielectric for van der Waals nano-electronics 

  Peimyoo, N; Barnes, MD; Mehew, JD; De Sanctis, A; Amit, I; Escolar Ulibarri, J; Anastasiou, K; Rooney, AP; Haigh, SJ; Russo, S; Craciun, M; Withers, F (American Association for the Advancement of Science, 2018)

  Like silicon-based semiconductor devices, van der Waals heterostructures will require integration with high-K oxides. This is needed to achieve suitable voltage scaling, improved performance as well as allowing for added ...

• On Elementary Estimates of Arithmetic Sums for Polynomial Rings over Finite Fields 

  Bueno De Andrade, J; Shamesaldeen, A; Summersby, C (Elsevier, 2018)

  In this paper, a simple and elementary method is given for deriving estimates of sums of arithmetic functions in Fq[t]. The method is the function eld analogue of a result rst proved by Stefan A. Burr in 1973 in the number ...

• Quantification of extremal dependence in spatial natural hazard footprints: independence of windstorm gust speeds and its impact on aggregate losses 

  Dawkins, LC; Stephenson, D (European Geosciences Union (EGU) / Copernicus Publications, 2018-11-08)

  Natural hazards, such as European windstorms, have widespread effects that result in insured losses at multiple locations throughout a continent. Multivariate extreme-value statistical models for such environmental phenomena ...

• Solving Image-Based Modelling Challenges 

  Agarwal, Y; Young, P (NAFEMS, 2018-07-23)

  Paper given at 2018 NAFEMS ASEAN Engineering Simulation Symposium, Singapore, 23 July 2018

• Numerical analysis of fluid-rock interactions in hydraulic fracturing 

  Davood, M; Javadi, AA (Thomas Telford (ICE Publishing), 2018-11-08)

  Hydraulic fracturing is a process of fluid injection into the well. This process creates tensile stresses in the rock in order to overcome the tensile strength of the formation. In this study, a three-phase hydro-mechanical ...

• The mechanics of decompressive craniectomy: Personalized simulations 

  Weickenmeier, J; Butler, CAM; Young, PG; Goriely, A; Kuhl, E (Elsevier, 2016-08-29)

  Decompressive craniectomy is a traditional but controversial surgical procedure that removes part of the skull to allow an injured and swollen brain to expand outward. Recent studies suggest that mechanical strain is ...

• Screening of effective electrolyte additives for zinc-based redox flow battery systems 

  Trudgeon, D; Qiu, K; Li, X; Mallick, T; Taiwo, OO; Chakrabarti, B; Yufit, V; Brandon, N; Crevillen-Garcia, D; Shah, A (Elsevier, 2018)

  The purpose of this work is to assess the suitability of potential electrolyte additives for zinc morphology control and improved electrochemical performance of the zinc electrode for application in zinc based redox flow ...

• Generic Grid of Transmission Spectra 

  Goyal, Jayesh; Wakeford, Hannah; Mayne, Nathan; Lewis, Nikole; Drummond, Benjamin; Sing, David (University of Exeter, 2018-11-12)

  Simulated exoplanet transmission spectra are critical for planning and interpretation of observations and to explore the sensitivity of spectral features to atmospheric thermochemical processes. We present a publicly ...

• Nanoparticulate peptide delivery exclusively to the brain produces tolerance free analgesia 

  Godfrey, L; Iannitelli, A; Garrett, NL; Moger, J; Imbert, I; King, T; Porreca, F; Soundararajan, R; Lalatsa, A; Schätzlein, AG; Uchegbu, IF (Elsevier, 2017-11-27)

  The delivery of peptide drugs to the brain is challenging, principally due to the blood brain barrier and the low metabolic stability of peptides. Exclusive delivery to the brain with no peripheral exposure has hitherto ...

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