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Centre for Atmospheric Science

ACID-PRUF Annual Science Meeting 2013

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Thursday 28 Nov, 13:30 – 18:00, Room 2.16, Williamson Building, Oxford Road
Friday 29 Nov, 09:00 – 16:30, Room 6.207, University Place, Oxford Road
Organised by:    Rami Alfarra (UMan)  email: rami.alfarra@manchester.ac.uk    Gordon McFiggans (UMan) email: g.mcfiggans@manchester.ac.uk

Thursday 28 Nov 2013 (Room 2.16, Williamson Building, Oxford Road)

13:30 Gordon McFiggans (Manchester) - Welcome & Introduction

13:40 Ulrike Lohmann (ETH-Zurich) - In-situ observations of mixed-phase clouds and ice nuclei at Jungfraujoch

WP1 Aerosol Interactions with Liquid Water: Rami Alfarra lead

14:10 Angela Buchholz (Manchester)Water uptake properties of SOA during ACID-PRUF: Effect of particle volatility and phase

14:30 Jacqui Hamilton (York) Chemical speciation of SOA during ACID-PRUF

14:50 Iain White (Liecester) Gas Phase measurements of VOCs during the ACIDPRUF chamber studies

15:10 Rachael Miles (Bristol) Water mass transport: Glassy aerosol, supercooled water and surface monolayer films

15:30 Coffee

16:00 Hannah Price (Leeds) Water diffusion in secondary organic material
16:20 WP1 Open discussion & cross linkages (including an update from WP leader on delivery to/from other workpages) – Rami Alfarra (Manchester)

WP3 Process and Cloud Resolving Modelling: Alan Blyth lead

16:40 Alan Blyth (Leeds) - Overview of science in WP3

17:00 Zhiqiang Cui (Leeds) - Understanding the perturbations in cloud properties due to microphysical processes

17:20 Gary Lloyd (Manchester) - The importance of secondary ice particle production

17:40 WP3 Open discussion & cross linkages (including an update from WP leader on delivery to/from other workpages) – Alan Blyth (Leeds)

18:00 End of day 1

19:00 Dinner

Friday 29 Nov 2013 (Room 6.207, University Place, Oxford Road)
WP2 Ice Nucleation and Microphysics: Paul Connolly lead

09:00 Kelly Baustian (Leeds) - Ice Nucleation by Mineral Dusts

09:20 Hai Jie Tong (Cambridge/Birmingham) - Development of New Cold EDB: Evaporation Kinetics and Contact Freezing of Supercooled Droplets

09:40 Paul Connolly (Manchester) - Laboratory studies and modelling of ice nucleation by mineral dusts

10:00 William Hesson (Manchester) - Laboratory investigations of ice nucleation by organic SOA

10:20 Joseph Ulanowski (Hertfordshire) - Experiments and modelling of ice crystal roughness

10:40 Coffee

11:10 WP2 Open discussion & cross linkages (including an update from WP leader on delivery to/from other workpages) – Paul Connolly (Manchester)

WP4 Large-Scale Modelling: Philip Stier lead

11:30 Daniel Partridge (Oxford) - Investigation of the parametric uncertainty & parameter sensitivity in two droplet activation parameterisations

11:50 Paul Connolly (Manchester) - An off-line evaluation of ice nucleation parameterisations using ACPIM

12:10 Florent Malavelle (Exeter) - A method to represent sub-grid scale updraft velocity in km-scale models: implication for aerosol activation

12:30 Lunch

13:30 WP4 Open discussion & cross linkages (including an update from WP leader on delivery to/from other workpages) – Philip Stier (Oxford)

WP5 Quantification of uncertainty: Ken Carslaw lead

13:50 Zhiqiang Cui and Jill Johnson (Leeds) - Sensitivity analysis of a convective cloud microphysics model: what are the most important processes?

14:10 An update on ACIDPRUF uncertainity analysis including WP5 Open discussion & cross linkages (delivery to/from other workpages)Ken Carslaw (Leeds)

15:00 Coffee

Integration & Delivery: Gordon McFiggans lead

15:30 Discussion

16:30 Close of meeting