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Luncheon Seminar #123:Turbulent Processes in the Surface Ocean: Impact on Air-Sea Exchange

发布时间:2018/11/06     浏览次数:
时间:2018-11-12 (星期一) 11:40am-1:00pm Seminar starts at 12:00pm
地点:周隆泉楼A3-206
主讲人:Brian Ward
来访单位:National University of Ireland Galway,Ireland
邀请人:刘志宇
联系人:黄迎

Abstract:

Ocean-atmosphere exchange is one of the most dominant factors affecting our climate. It's therefore critical to understand the processes which influence air-sea exchange.

This presentation will focus on how turbulent processes can be incorporated into parameterisation schemes describing the air-sea fluxes of mass and energy. Specifically field observations are presented which suggests a direct relation between the transfer velocity (k) and the dissipation rate of turbulent kinetic energy (ε). The observations are based on direct measurements of ε conducted by the Air-Sea Interaction Profiler (ASIP) and simultaneous eddy covariance measurements of DMS and CO2 air-sea gas fluxes during the North Atlantic Knorr11 field experiment.

Webpage:

http://www.nuigalway.ie/our-research/people/physics/bward/