{"ob_id":14833,"uuid":"0880f55fb8aa42b29d5e442809267156","title":"CONSTRAIN - Cold Cloud Microphysical Parameterisation Studies","abstract":"The main issues are the pristine ice number concentration, snow evolution leading to surface precipitation, mixed-phase and cold cloud length scales. \r\nThe main goals in order of priority are: \r\n  * To provide statistical datasets to act as a critical holistic test of three phase microphysics as RICO did for warm cloud microphysics (e.g. cold air outbreak). \r\n  * To test whether the background aerosol concentration active as ice nuclei can be used to predict the pristine ice concentration in cases where there is limited ice multiplication. \r\n  * To test detailed microphysical assumptions in model, which include capacitance, aggregation efficiency vs temperature (conversion rate from 'ice' to 'snow' categories), mass-dimension relations and area-dimension relations (these combine to give fall-speed). \r\n  * To investigate small ice (sub 100 microns) concentration controversy.","keywords":" CONSTRAIN, FAAM, Met Office","status":"completed","publicationState":"published","identifier_set":["https://catalogue.ceda.ac.uk/api/v2/identifiers/9050/?format=json"],"observationCollection":["https://catalogue.ceda.ac.uk/api/v2/observationcollections/15217/?format=json"],"parentProject":"https://catalogue.ceda.ac.uk/api/v2/projects/6300/?format=json","subProject":[],"responsiblepartyinfo_set":["https://catalogue.ceda.ac.uk/api/v2/rpis/57605/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/57606/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/57607/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/57608/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/57604/?format=json","https://catalogue.ceda.ac.uk/api/v2/rpis/75326/?format=json"]}