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Marine boundary layer over the subtropical southeast Pacific during VOCALS-REx – Part 2: Synoptic variability
Marine boundary layer the subtropical southeast Pacific VOCALS-REx Synoptic variability
2010/8/13
In the second part of this work we study the day-to-day variability of the marine atmospheric boundary layer (MBL) over the subtropical southeast Pacific using primarily results from a numerical simul...
Marine boundary layer over the subtropical southeast Pacific during VOCALS-REx – Part 1: Mean structure and diurnal cycle
Marine boundary layer the subtropical southeast Pacific VOCALS-REx Mean structure diurnal cycle
2010/8/13
Atmospheric subsidence over the subtropical southeast Pacific (SEP) leads to a low-level anticyclonic circulation, a cool sea surface and a cloud-topped marine boundary layer (MBL). Observations in th...
An investigation of the origins of reactive gaseous mercury in the Mediterranean marine boundary layer
reactive gaseous mercury the Mediterranean marine boundary layer
2010/8/12
Atmospheric mercury species concentrations were measured during two oceanographic cruise campaigns covering the Adriatic Sea, the first during the autumn in 2004 and the second in the summer of 2005. ...
Iodine-mediated coastal particle formation: an overview of the Reactive Halogens in the Marine Boundary Layer (RHaMBLe) Roscoff coastal study
Iodine-mediated coastal particle formation the Reactive Halogens the Marine Boundary Layer (RHaMBLe) Roscoff coastal study
2010/8/12
This paper presents a summary of the measurements made during the heavily-instrumented Reactive Halogens in the Marine Boundary Layer (RHaMBLe) coastal study in Roscoff on the North West coast of Fran...
On the transitions in marine boundary layer cloudiness
transitions marine boundary layer cloudiness
2010/3/16
Satellite observations and meteorological reanalysis are used to examine the transition from unbroken sheets of stratocumulus to fields of scattered cumulus, and the processes controlling them, in fou...
Cloud condensation nuclei measurements in the marine boundary layer of the Eastern Mediterranean: CCN closure and droplet growth kinetics
marine boundary layer Eastern Mediterranean CCN closure droplet growth kinetics
2009/9/27
Measurements of cloud condensation nuclei (CCN) concentrations (cm−3) between 0.2 and 1.0% supersaturation, aerosol size distribution and chemical composition were performed at a remote marine s...
Radicals in the marine boundary layer during NEAQS 2004: a model study of day-time and night-time sources and sinks
marine boundary layer NEAQS Radicals
2009/5/15
This paper describes a modelling study of several HOx and NOx species (OH, HO2, organic peroxy radicals, NO3 and N2O5) in the marine boundary layer. A model based upon the Master Chemical Mechanism (M...
Modeling the chemical effects of ship exhaust in the cloud-free marine boundary layer
chemical effects ship exhaust cloud-free marine boundary layer
2009/3/10
The chemical evolution of the exhaust plumes of ocean-going ships in the cloud-free marine boundary layer is examined with a box model. Dilution of the ship plume via entrainment of background air was...
A box model study on photochemical interactions between VOCs and reactive halogen species in the marine boundary layer
photochemical interactions VOCs reactive halogen species marine boundary layer
2009/3/6
A new chemical scheme is developed for the multiphase photochemical box model SEAMAC (size-SEgregated Aerosol model for Marine Air Chemistry) to investigate photochemical interactions between volatile...
Halogen cycling and aerosol pH in the Hawaiian marine boundary layer
Halogen cycling aerosol pH Hawaiian marine boundary layer
2009/2/20
Halogen species (HCl* (primarily HCl), Cl* (including Cl2 and HOCl), BrO, total gaseous inorganic Br and size-resolved particulate Cl- and Br -) and related chemical and physical parameters were measu...
Seasonal dependence of peroxy radical concentrations at a Northern hemisphere marine boundary layer site during summer and winter: evidence for radical activity in winter
peroxy radical concentrations Northern hemisphere marine boundary layer site
2009/1/21
Peroxy radicals (HO2+Σ RO2) were measured at the Weybourne Atmospheric Observatory (52° N, 1° E), Norfolk using a PEroxy Radical Chemical Amplifier (PERCA) during the winter and summer of 2002. The pe...
Ambient formaldehyde measurements made at a remote marine boundary layer site during the NAMBLEX campaign – a comparison of data from chromatographic and modified Hantzsch techniques
Ambient formaldehyde measurements remote marine boundary layer NAMBLEX campaign chromatographic and modified Hantzsch techniques
2009/1/12
Ambient formaldehyde concentrations are reported from the North Atlantic Marine Boundary Layer Experiment (NAMBLEX) campaign at Mace Head on the west coast of Eire during August 2002. The results from...
The North Atlantic Marine Boundary Layer Experiment（NAMBLEX）. Overview of the campaign held at Mace Head, Ireland, in summer 2002
NAMBLEX Mace Head Ireland
2009/1/9
The North Atlantic Marine Boundary Layer Experiment (NAMBLEX), involving over 50 scientists from 12 institutions, took place at Mace Head, Ireland (53.32° N, 9.90° W), between 23 July and 4 September ...
Measurements and modelling of I2, IO, OIO, BrO and NO3 in the mid-latitude marine boundary layer
I2 IO OIO NO3 mid-latitude marine boundary layer
2009/1/7
Time series observations of molecular iodine (I2), iodine oxides (IO, OIO), bromine oxide (BrO), and the nitrate radical (NO3) in the mid-latitude coastal marine boundary layer (MBL) are reported. Mea...
Consistent simulation of bromine chemistry from the marine boundary layer to the stratosphere – Part 2: Bromocarbons
bromine chemistry marine boundary layer stratosphere Bromocarbons
2008/11/21
In this second part of a series of articles dedicated to a detailed analysis of bromine chemistry in the atmosphere we address one (out of two) dominant natural sources of reactive bromine. The two ma...