College of Science: Recent submissions

Now showing items 1-20 of 795

    • The EMEP Intensive Measurement Period campaign, 2008-2009: characterizing carbonaceous aerosol at nine rural sites in Europe 

      Yttri, Karl Espen; Simpson, David; Bergström, Robert; Kiss, Gyula; Szidat, Sonke; Ceburnis, Darius; Eckhardt, Sabine; Hueglin, Christoph; Nojgaard, Jacob Kleno; Perrino, Cinzia; Pisso, Ignazio; Prevot, Andre Stephan Henry; Putaud, Jean-Philippe; Spindler, Gerald; Vana, Milan; Zhang, Yan-Lin; Aas, Wenche (European Geosciences Union (EGU), 2019-04-03)
      Carbonaceous aerosol (total carbon, TCp) was source apportioned at nine European rural background sites, as part of the European Measurement and Evaluation Programme (EMEP) Intensive Measurement Periods in fall 2008 and ...

    • Summertime primary and secondary contributions to Southern Ocean cloud condensation nuclei 

      Fossum, Kirsten N.; Ovadnevaite, Jurgita; Ceburnis, Darius; Dall'Osto, Manuel; Marullo, Salvatore; Bellacicco, Marco; Simó, Rafel; Liu, Dantong; Flynn, Michael; Zuend, Andreas; O'Dowd, Colin (Nature Research (part of Springer Nature), 2019-07-18)
      Atmospheric aerosols in clean remote oceanic regions contribute significantly to the global albedo through the formation of haze and cloud layers; however, the relative importance of ‘primary’ wind-produced sea-spray over ...

    • Sea-spray regulates sulfate cloud droplet activation over oceans 

      Fossum, Kirsten N.; Ovadnevaite, Jurgita; Ceburnis, Darius; Preißler, Jana; Snider, Jefferson R.; Huang, Ru-Jin; Zuend, Andreas; O’Dowd, Colin (Nature Research (part of Springer Nature), 2020-04-08)
      Sulfate aerosols are typically the dominant source of cloud condensation nuclei (CCN) over remote oceans and their abundance is thought to be the dominating factor in determining oceanic cloud brightness. Their activation ...

    • Lower bounds on the non-Clifford resources for quantum computations 

      Beverland, Michael; Campbell, Earl; Howard, Mark; Kliuchnikov, Vadym (IOP Publishing, 2020-05-28)
      Treating stabilizer operations as free, we establish lower bounds on the number of resource states, also known as magic states, needed to perform various quantum computing tasks. Our bounds apply to adaptive computations ...

    • Arsenic in groundwater in south west Ireland: Occurrence, controls, and hydrochemistry 

      McGrory, Ellen; Holian, Emma; Alvarez-Iglesias, Alberto; Bargary, Norma; McGillicuddy, Eoin J.; Henry, Tiernan; Daly, Eve; Morrison, Liam (Frontiers Media, 2018-12-18)
      Globally numerous regions have been identified with elevated arsenic within groundwater which can result in potential adverse health risks. In Ireland, a previous national-scale research assessment of groundwater identified ...

    • Glycomics microarrays reveal differential in situ presentation of the biofilm polysaccharide Poly-N-acetylglucosamine on Acinetobacter baumannii and Staphylococcus aureus cell surfaces 

      Flannery, Andrea; Le Berre, Marie; Pier, Gerald B.; O’Gara, James P.; Kilcoyne, Michelle (MDPI, 2020-04-02)
      The biofilm component poly-N-acetylglucosamine (PNAG) is an important virulence determinant in medical-device-related infections caused by ESKAPE group pathogens including Gram-positive Staphylococcus aureus and Gram-negative ...

    • Generation of a panel of high affinity antibodies and development of a biosensor-based immunoassay for the detection of okadaic acid in shellfish 

      Le Berre, Marie; Kilcoyne, Michelle; Kane, Marian (Elsevier, 2015-07-10)
      Okadaic acid (OA) and its derivatives, DTX-1 and DTX-2, are marine biotoxins associated with diarrhetic shellfish poisoning. Routine monitoring of these toxins relies on the mouse bioassay. However, due to the technical ...

    • Fluorescence analysis of thermoresponsive polymers 

      Morris, Cheryl; Ryder, Alan G. (Springer Verlag, 2015-12-18)
      The use of microscale thin polymer films is widespread in biomedical science and engineering, with applications in areas such as tissue engineering, drug delivery, microfluidic devices, bio-adhesion mediators, and ...

    • Accurate anisotropy recovery from fluorophore mixtures using Multivariate Curve Resolution (MCR) 

      Casamayou-Boucau, Yannick; Ryder, Alan G. (Elsevier, 2017-11-22)
      Anisotropy resolved multidimensional emission spectroscopy (ARMES) provides valuable insights into multi-fluorophore systems like proteins that have complex overlapping emission bands. The method combines multidimensional ...

    • A Bpp-based dinuclear ruthenium photocatalyst for visible light-driven oxidation reactions 

      Hennessey, Seán; Farràs, Pau; Benet-Buchholz, Jordi; Llobet, Antoni (Royal Society of Chemistry, 2019-11-05)
      A diruthenium dyad molecule consisting of a 2,2-(1H-pyrazole-3,5-diyl)dipyridine (Hbpp) bridging ligand with the formula out-/in-[(bpy)2Ru(bpp)Ru(L)(tpy)]n+ (bpy = 2,2′-bipyridine, tpy = 2,2′:6′,2′′-terpyridine, L = Cl, ...

    • Electrolysis of low-grade and saline surface water 

      Tong, Wenming; Forster, Mark; Dionigi, Fabio; Dresp, Sören; Sadeghi Erami, Roghayeh; Strasser, Peter; Cowan, Alexander J.; Farràs, Pau (Nature Research (part of Springer Nature), 2020-02-17)
      Review Article Published: 17 February 2020 Electrolysis of low-grade and saline surface water Wenming Tong, Mark Forster, Fabio Dionigi, Sören Dresp, Roghayeh Sadeghi Erami, Peter Strasser, Alexander J. Cowan & Pau ...

    • Supramolecular stacking in a high Z′ calix[8]arene–porphyrin assembly 

      Alex, Jimi M.; McArdle, Patrick; Crowley, Peter B. (Royal Society of Chemistry, 2019-11-15)
      A co-crystal structure of sulfonato-calix[8]arene (sclx8) and trimethylanilinium-porphyrin (tmap) at 1.0 Å resolution is reported. The oppositely charged macrocycles formed an alternating stacked assembly. Crystal packing ...

    • Global and local tests to assess stationarity of Markov transition models 

      Rodrigues de Lara, Idemauro Antonio; Hinde, John; Taconeli, Cesar Augusto (Taylor & Francis, 2018-02-09)
      We present global and local likelihood-based tests to evaluate stationarity in transition models. Three motivational studies are considered. A simulation study was carried out to assess the performance of the proposed ...

    • A Weibull-count approach for handling under- and overdispersed longitudinal/clustered data structures 

      Luyts, Martial; Molenberghs, Geert; Verbeke, Geert; Matthijs, Koen; Ribeiro Jr, Eduardo E.; Demétrio, Clarice G. B.; Hinde, John (SAGE Publications, 2018-07-30)
      A Weibull-model-based approach is examined to handle under- and overdispersed discrete data in a hierarchical framework. This methodology was first introduced by Nakagawa and Osaki (1975, IEEE Transactions on Reliability, ...

    • Tuning protein frameworks via auxiliary supramolecular interactions 

      Engilberge, Sylvain; Rennie, Martin L.; Dumon, Elise; Crowley, Peter B. (American Chemical Society, 2019-09-06)
      Protein crystals with their precise, periodic array of functional building blocks have potential applications in biomaterials, sensing, and catalysis. This paper describes how a highly porous crystalline framework of a ...

    • Models for overdispersed data in entomology 

      Demétrio, Clarice G. B.; Hinde, John; Moral, Rafael A. (Springer, Cham, 2014-09-17)
      Entomological data are often overdispersed, characterised by a larger variance than assumed by simple standard models. It is important to model overdispersion properly in order to avoid incorrect and misleading inferences. ...

    • Calixarene-mediated assembly of a small antifungal protein 

      Alex, Jimi M.; Rennie, Martin L.; Engilberge, Sylvain; Lehoczki, Gábor; Dorottya, Hajdu; Fizil, Ádám; Batta, Gyula; Crowley, Peter B. (International Union of Crystallography, 2019-02-05)
      Synthetic macrocycles such as calixarenes and cucurbiturils are increasingly applied as mediators of protein assembly and crystallization. The macrocycle can facilitate assembly by providing a surface on which two or more ...

    • RNA from a simple-tandem repeat is required for sperm maturation and male fertility in Drosophila melanogaster 

      Mills, Wilbur Kyle; Lee, Yuh Chwen G.; Kochendoerfer, Antje M.; Dunleavy, Elaine M.; Karpen, Gary H. (eLife Sciences Publications, 2019-11-05)
      Tandemly-repeated DNAs, or satellites, are enriched in heterochromatic regions of eukaryotic genomes and contribute to nuclear structure and function. Some satellites are transcribed, but we lack direct evidence that ...

    • Investigating native state fluorescence emission of Immunoglobulin G using polarized Excitation Emission Matrix (pEEM) spectroscopy and PARAFAC 

      Steiner-Browne, Marina; Elcoroaristizabal, Saioa; Casamayou-Boucau, Yannick; Ryder, Alan G. (Elsevier, 2018-12-20)
      Intrinsic fluorescence spectroscopy (IFS) measurements for protein structural analysis can be enhanced by the use of anisotropy resolved multidimensional emission spectroscopy (ARMES). ARMES attempts to overcome the ...

    • Multi-attribute quality screening of immunoglobulin G using polarized Excitation Emission Matrix spectroscopy 

      de Faria E Silva, Ana Luiza; Elcoroaristizabal, Saioa; Ryder, Alan G. (Elsevier, 2019-12-10)
      Immunoglobulin G (IgG) is often used as a starting material for the production of functionalised antibodies, like Antibody Drug Conjugates (ADCs), PEGlyated-conjugates, or radioimmunoconjugates. The gross structural quality ...