Search Results - "Murray, B J"

Inhibition of ice crystallisation in highly viscous aqueous organic acid droplets by Murray, B. J.

“…Homogeneous nucleation of ice within aqueous solution droplets and their subsequent crystallisation is thought to play a significant role in upper tropospheric…”
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Immersion mode heterogeneous ice nucleation by an illite rich powder representative of atmospheric mineral dust by Broadley, S. L, Murray, B. J, Herbert, R. J, Atkinson, J. D, Dobbie, S, Malkin, T. L, Condliffe, E, Neve, L

“…Atmospheric dust rich in illite is transported globally from arid regions and impacts cloud properties through the nucleation of ice. We present measurements…”
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The relevance of nanoscale biological fragments for ice nucleation in clouds by O′Sullivan, D., Murray, B. J., Ross, J. F., Whale, T. F., Price, H. C., Atkinson, J. D., Umo, N. S., Webb, M. E.

“…Most studies of the role of biological entities as atmospheric ice-nucleating particles have focused on relatively rare supermicron particles such as bacterial…”
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Ice nucleation by fertile soil dusts: relative importance of mineral and biogenic components by O'Sullivan, D., Murray, B. J., Malkin, T. L., Whale, T. F., Umo, N. S., Atkinson, J. D., Price, H. C., Baustian, K. J., Browse, J., Webb, M. E.

“…Agricultural dust emissions have been estimated to contribute around 20% to the global dust burden. In contrast to dusts from arid source regions, the…”
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Heterogeneous freezing of water droplets containing kaolinite particles by Murray, B J, Broadley, S L, Wilson, T W, Atkinson, J D, Wills, R H

“…Clouds composed of both ice particles and supercooled liquid water droplets exist at temperatures above ~236 K. These mixed phase clouds, which strongly impact…”
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Quantifying water diffusion in high-viscosity and glassy aqueous solutions using a Raman isotope tracer method by Price, H. C., Murray, B. J., Mattsson, J., O'Sullivan, D., Wilson, T. W., Baustian, K. J., Benning, L. G.

“…Recent research suggests that under certain temperature and relative humidity conditions atmospheric aerosol may be present in the form of a glassy solid. In…”
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Glassy aerosols with a range of compositions nucleate ice heterogeneously at cirrus temperatures by Wilson, T. W, Murray, B. J, Wagner, R, Möhler, O, Saathoff, H, Schnaiter, M, Skrotzki, J, Price, H. C, Malkin, T. L, Dobbie, S, Al-Jumur, S. M. R. K

“…Atmospheric secondary organic aerosol (SOA) is likely to exist in a semi-solid or glassy state, particularly at low temperatures and humidities. Previously, it…”
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Recent and episodic volcanic and glacial activity on Mars revealed by the High Resolution Stereo Camera by Werner, S. C, Ivanov, B. A, McCord, T, van Gasselt, S, Hauber, E, Head, J. W, Hoffmann, H, Basilevsky, A. T, Neukum, G, Jaumann, R, Murray, J. B

“…The large-area coverage at a resolution of 10-20 metres per pixel in colour and three dimensions with the High Resolution Stereo Camera Experiment on the…”
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A technique for quantifying heterogeneous ice nucleation in microlitre supercooled water droplets by Whale, T. F., Murray, B. J., O'Sullivan, D., Wilson, T. W., Umo, N. S., Baustian, K. J., Atkinson, J. D., Workneh, D. A., Morris, G. J.

“…In many clouds, the formation of ice requires the presence of particles capable of nucleating ice. Ice-nucleating particles (INPs) are rare in comparison to…”
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Contributions of biogenic material to the atmospheric ice-nucleating particle population in North Western Europe by O’Sullivan, D., Adams, M. P., Tarn, M. D., Harrison, A. D., Vergara-Temprado, J., Porter, G. C. E., Holden, M. A., Sanchez-Marroquin, A., Carotenuto, F., Whale, T. F., McQuaid, J. B., Walshaw, R., Hedges, D. H. P., Burke, I. T., Cui, Z., Murray, B. J.

“…A minute fraction of atmospheric particles exert a disproportionate effect on the phase of mixed-phase clouds by acting as ice-nucleating particles (INPs). To…”
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Representing time-dependent freezing behaviour in immersion mode ice nucleation by Herbert, R. J., Murray, B. J., Whale, T. F., Dobbie, S. J., Atkinson, J. D.

“…In order to understand the impact of ice formation in clouds, a quantitative understanding of ice nucleation is required, along with an accurate and efficient…”
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Ice cloud processing of ultra-viscous/glassy aerosol particles leads to enhanced ice nucleation ability by Wagner, R, Möhler, O, Saathoff, H, Schnaiter, M, Skrotzki, J, Leisner, T, Wilson, T. W, Malkin, T. L, Murray, B. J

“…The ice nucleation potential of airborne glassy aqueous aerosol particles has been investigated by controlled expansion cooling cycles in the AIDA aerosol and…”
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Synthesis and Conformational Analysis of Fluorinated Uridine Analogues Provide Insight into a Neighbouring-Group Participation Mechanism by Michailidou, Freideriki, Lebl, Tomas, Slawin, Alexandra M Z, Sharma, Sunil Vishnuprasadji, Brown, Murray J B, Goss, Rebecca Jane Miriam

“…Fluorinated nucleoside analogues have attracted much attention as anticancer and antiviral agents and as probes for enzymatic function. However, the lack of…”
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Ice nucleation by combustion ash particles at conditions relevant to mixed-phase clouds by Umo, N. S., Murray, B. J., Baeza-Romero, M. T., Jones, J. M., Lea-Langton, A. R., Malkin, T. L., O'Sullivan, D., Neve, L., Plane, J. M. C., Williams, A.

“…Ice-nucleating particles can modify cloud properties with implications for climate and the hydrological cycle; hence, it is important to understand which…”
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Iceland is an episodic source of atmospheric ice-nucleating particles relevant for mixed-phase clouds by Sanchez-Marroquin, A., Arnalds, O., Baustian-Dorsi, K. J., Browse, J., Dagsson-Waldhauserova, P., Harrison, A. D., Maters, E. C., Pringle, K. J., Vergara-Temprado, J., Burke, I. T., McQuaid, J. B., Carslaw, K. S., Murray, B. J.

“…We show that Iceland contributes episodically to the regional atmospheric ice-nucleating particle population. Ice-nucleating particles (INPs) have the…”
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Shape- and Size-Selective Electrochemical Synthesis of Dispersed Silver(I) Oxide Colloids by Murray, B. J, Li, Q, Newberg, J. T, Menke, E. J, Hemminger, J. C, Penner, R. M

“…Silver(I) oxide (Ag2O) micro- and nanoparticles were electrochemically synthesized by anodizing a sacrificial silver wire in a basic aqueous sulfate solution…”
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Noble and Coinage Metal Nanowires by Electrochemical Step Edge Decoration by Walter, E. C, Murray, B. J, Favier, F, Kaltenpoth, G, Grunze, M, Penner, R. M

“…A general method is described for the electrodeposition of long (>500 μm) nanowires composed of noble or coinage metals including nickel, copper, silver, and…”
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Glass formation and unusual hygroscopic growth of iodic acid solution droplets with relevance for iodine mediated particle formation in the marine boundary layer by Murray, B. J., Haddrell, A. E., Peppe, S., Davies, J. F., Reid, J. P., O'Sullivan, D., Price, H. C., Kumar, R., Saunders, R. W., Plane, J. M. C., Umo, N. S., Wilson, T. W.

“…Iodine oxide particles are known to nucleate in the marine boundary layer where gas phase molecular iodine and organoiodine species are produced by macroalgae…”
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Atmospheric Ice‐Nucleating Particles in the Dusty Tropical Atlantic by Price, H. C., Baustian, K. J., McQuaid, J. B., Blyth, A., Bower, K. N., Choularton, T., Cotton, R. J., Cui, Z., Field, P. R., Gallagher, M., Hawker, R., Merrington, A., Miltenberger, A., Neely III, R. R., Parker, S. T., Rosenberg, P. D., Taylor, J. W., Trembath, J., Vergara‐Temprado, J., Whale, T. F., Wilson, T. W., Young, G., Murray, B. J.

“…Desert dust is one of the most important atmospheric ice‐nucleating aerosol species around the globe. However, there have been very few measurements of…”
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Heterogeneous Ice Nucleation by Soufriere Hills Volcanic Ash Immersed in Water Droplets by Mangan, T P, Atkinson, J D, Neuberg, J W, O'Sullivan, D, Wilson, T W, Whale, T F, Neve, L, Umo, N S, Malkin, T L, Murray, B J

“…Fine particles of ash emitted during volcanic eruptions may sporadically influence cloud properties on a regional or global scale as well as influencing the…”
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