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[PDF] Top 20 A comparison of DOAS observations by the CARIBIC aircraft and the GOME-2 satellite of the 2008 Kasatochi volcanic SO<sub>2</sub> plume

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A comparison of DOAS observations by the CARIBIC aircraft and the GOME-2 satellite of the 2008 Kasatochi volcanic SO&lt;sub&gt;2&lt;/sub&gt; plume

A comparison of DOAS observations by the CARIBIC aircraft and the GOME-2 satellite of the 2008 Kasatochi volcanic SO<sub>2</sub> plume

... The retrieval of the aerosol optical properties is addressed and external information is included, however the influence of the aerosols on the O 4 slant column is outweighed by a large [r] ... See full document

36

Modeling of 2008 Kasatochi volcanic sulfate direct radiative forcing: assimilation of OMI SO&lt;sub&gt;2&lt;/sub&gt; plume height data and comparison with MODIS and CALIOP observations

Modeling of 2008 Kasatochi volcanic sulfate direct radiative forcing: assimilation of OMI SO<sub>2</sub> plume height data and comparison with MODIS and CALIOP observations

... evaluate the model simulation of volcanic aerosols in the vertical direction, we compare model results with data from the Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) ... See full document

18

Observations of the 2008 Kasatochi volcanic SO&lt;sub&gt;2&lt;/sub&gt; plume by CARIBIC aircraft DOAS and the GOME-2 satellite

Observations of the 2008 Kasatochi volcanic SO<sub>2</sub> plume by CARIBIC aircraft DOAS and the GOME-2 satellite

... Similar discrepancies are found when using the HYSPLIT trajectory model at different altitudes (10–13 km) or the wind speeds and directions, actually measured on board of the CARIBIC Air[r] ... See full document

15

Gaseous (DMS, MSA, SO&lt;sub&gt;2&lt;/sub&gt;, H&lt;sub&gt;2&lt;/sub&gt;SO&lt;sub&gt;4&lt;/sub&gt; and DMSO) and particulate (sulfate and methanesulfonate) sulfur species over the northeastern coast of Crete

Gaseous (DMS, MSA, SO<sub>2</sub>, H<sub>2</sub>SO<sub>4</sub> and DMSO) and particulate (sulfate and methanesulfonate) sulfur species over the northeastern coast of Crete

... on the oxidants involved in the DMS oxidation and including at least the major oxidation products of DMS in gaseous and particulate phase are clearly needed to validate ... See full document

16

Estimates of lightning NO&lt;sub&gt;x&lt;/sub&gt; production from GOME satellite observations

Estimates of lightning NO<sub>x</sub> production from GOME satellite observations

... trations and aircraft observations for situations downwind of thunderstorms (Meijer et ...continents and oceans, the CP scheme follows the recommendation by Levy et ... See full document

21

Exploring the atmospheric chemistry of O&lt;sub&gt;2&lt;/sub&gt;SO&lt;sub&gt;3&lt;/sub&gt;&lt;sup&gt;&amp;minus;&lt;/sup&gt; and assessing the maximum turnover number of ion-catalysed H&lt;sub&gt;2&lt;/sub&gt;SO&lt;sub&gt;4&lt;/sub&gt; formation

Exploring the atmospheric chemistry of O<sub>2</sub>SO<sub>3</sub><sup>&minus;</sup> and assessing the maximum turnover number of ion-catalysed H<sub>2</sub>SO<sub>4</sub> formation

... states of Reaction (R10) were then determined, and the monohydrated structure is shown in ...Besides the absent water molecule, the dehydrated structure differs only slightly from ... See full document

9

First multi-year occultation observations of CO&lt;sub&gt;2&lt;/sub&gt; in the MLT by ACE satellite: observations and analysis using the extended CMAM

First multi-year occultation observations of CO<sub>2</sub> in the MLT by ACE satellite: observations and analysis using the extended CMAM

... CO 2 removal rate while not producing CO. If this in fact proves to be the case then one might expect other similar reactions to be occurring on meteoritic ...feature of such a phe- nomenon is that ... See full document

37

An improved tropospheric NO&lt;sub&gt;2&lt;/sub&gt; retrieval for satellite observations in the vicinity of mountainous terrain

An improved tropospheric NO<sub>2</sub> retrieval for satellite observations in the vicinity of mountainous terrain

... Table 2. Monthly medians of the ratio of NO 2 measurements performed with photolytic and molybdenum converters at Taenikon, Switzerland, under clear-sky conditions (sunshine ... See full document

44

Airborne multi-axis DOAS measurements of tropospheric SO&lt;sub&gt;2&lt;/sub&gt; plumes in the Po-valley, Italy

Airborne multi-axis DOAS measurements of tropospheric SO<sub>2</sub> plumes in the Po-valley, Italy

... consists of two grating spec- trometers, one operating in the UV between 300–440 nm, the other covering the visible part of the spectrum (400–550 ...sets of telescopes ... See full document

10

The 2011 Nabro eruption, a SO&lt;sub&gt;2&lt;/sub&gt; plume height analysis using IASI measurements

The 2011 Nabro eruption, a SO<sub>2</sub> plume height analysis using IASI measurements

... for the most part, less than 2 ...in the range 16–18 km, which are more often than not captured within a 1 km error ...bar. The largest discrepancies seems to be for plumes around 8–9 km, ... See full document

17

Analysing spatio-temporal patterns of the global NO&lt;sub&gt;2&lt;/sub&gt;-distribution retrieved from GOME satellite observations using a generalized additive model

Analysing spatio-temporal patterns of the global NO<sub>2</sub>-distribution retrieved from GOME satellite observations using a generalized additive model

... covering the wavelength range between 240 and 790 nm with moderate spectral res- ...While GOME was primarily designed for the observation of the ozone layer, in addition, many ... See full document

32

Laboratory studies of H&lt;sub&gt;2&lt;/sub&gt;SO&lt;sub&gt;4&lt;/sub&gt;/H&lt;sub&gt;2&lt;/sub&gt;O binary homogeneous nucleation from the SO&lt;sub&gt;2&lt;/sub&gt;+OH reaction: evaluation of the experimental setup and preliminary results

Laboratory studies of H<sub>2</sub>SO<sub>4</sub>/H<sub>2</sub>O binary homogeneous nucleation from the SO<sub>2</sub>+OH reaction: evaluation of the experimental setup and preliminary results

... (2004) and Berndt et al. (2005, 2006), are the production rates of particles larger than 3 nm, and thus again the “apparent” formation ...in the nucleation reactor, such as ... See full document

45

Distributions of grain parameters on the surface of aircraft engine turbine blades

Distributions of grain parameters on the surface of aircraft engine turbine blades

... In the quality assurance system for components cast using the lost wax method, the object of evaluation is the grain size on the surface of the ...evaluating ... See full document

6

The Influence of Small Amounts of Aluminium on the Spheroidization of Cast Iron with Cerium Mischmetal

The Influence of Small Amounts of Aluminium on the Spheroidization of Cast Iron with Cerium Mischmetal

... determine the influence of aluminium in the amount from about ...on the structure of cast iron treated with cerium mischmetal and subjected to graphitizing modification with 75% ... See full document

6

Continuous Modification of Cast Iron by the FLOTRET Method

Continuous Modification of Cast Iron by the FLOTRET Method

... during the modification process, so that the metal in the furnace had to be overheated at higher temperatures; this was joined with the need to use more ...Therefore, the main ... See full document

6

Fields of study and the earnings gap by race in Brazil

Fields of study and the earnings gap by race in Brazil

... aim of this paper is to investigate the labor earnings differential between white and black workers with a bachelor ’s or graduate degree in Brazil, decomposing this gap into components accounted for ... See full document

30

Direct estimation of the rate constant of the reaction ClO + HO&lt;sub&gt;2&lt;/sub&gt; → HOCl + O&lt;sub&gt;2&lt;/sub&gt; from SMILES atmospheric observations

Direct estimation of the rate constant of the reaction ClO + HO<sub>2</sub> → HOCl + O<sub>2</sub> from SMILES atmospheric observations

... uated the purity of the Reaction (R1) at the ...km) by the consistency between two reaction rates estimated HOCl production and ClO loss us- ing SMILES observation ... See full document

27

Atmospheric homogeneous nucleation of H&lt;sub&gt;2&lt;/sub&gt;SO&lt;sub&gt;4&lt;/sub&gt; and H&lt;sub&gt;2&lt;/sub&gt;O

Atmospheric homogeneous nucleation of H<sub>2</sub>SO<sub>4</sub> and H<sub>2</sub>O

... al., 2008), and recently we have redesigned the nucleation reactor ...crease the range of residence times (50 – 240 s). In the present study, we report the results taken ... See full document

23

BrO/SO&lt;sub&gt;2&lt;/sub&gt; molar ratios from scanning DOAS measurements in the NOVAC network

BrO/SO<sub>2</sub> molar ratios from scanning DOAS measurements in the NOVAC network

... m, the upper contour level is at 5200 m, Bruma station is at 4800 m ...showing the location of Nevado del Ruiz volcano (Colombia) and the three NOVAC stations used for gas ... See full document

16

Operating characteristics of turbine mixers based on the analysis of power demand of the mixer’s drive

Operating characteristics of turbine mixers based on the analysis of power demand of the mixer’s drive

... involve the blending of silica sand, bentonite, coal dust (or mixture) and ...water. The purpose of mixing is to homogenise the mixture and ensure that the ... See full document

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