Pascal Renard
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View article: Energetic description of the liquid–vapor interface of water with organic coating molecules
Energetic description of the liquid–vapor interface of water with organic coating molecules Open
Atomistic simulations are performed on liquid–vapor interfaces of water with interacting organic molecules representative of the molecular diversity observed in clouds.
View article: Assessing the efficiency of water-soluble organic compound biodegradation in clouds under various environmental conditions
Assessing the efficiency of water-soluble organic compound biodegradation in clouds under various environmental conditions Open
Biodegradation is competitive with photochemistry, especially in summer and at night. Formic acid is the most impacted compound.
View article: How Well Do We Handle the Sample Preparation, FT-ICR Mass Spectrometry Analysis, and Data Treatment of Atmospheric Waters?
How Well Do We Handle the Sample Preparation, FT-ICR Mass Spectrometry Analysis, and Data Treatment of Atmospheric Waters? Open
FT-ICR MS (Fourier-transform ion cyclotron resonance mass spectrometry) analysis has shown great potential to aid in the understanding of the extremely high molecular diversity of cloud water samples. The main goal of this work was to dete…
View article: Free amino acid quantification in cloud water at the Puy de Dôme station (France)
Free amino acid quantification in cloud water at the Puy de Dôme station (France) Open
Eighteen free amino acids (FAAs) were quantified in cloud water sampled at the Puy de Dôme station (PUY – France) during 13 cloud events. This quantification has been performed without concentration or derivatization, using liquid chromato…
View article: Insights into tropical cloud chemistry in Réunion (Indian Ocean): results from the BIO-MAÏDO campaign
Insights into tropical cloud chemistry in Réunion (Indian Ocean): results from the BIO-MAÏDO campaign Open
We present here the results obtained during an intensive field campaign conducted in the framework of the French “BIO-MAÏDO” (Bio-physico-chemistry of tropical clouds at Maïdo (Réunion Island): processes and impacts on secondary organic ae…
View article: Comment on acp-2021-576
Comment on acp-2021-576 Open
Abstract. Eighteen free amino acids (FAAs) were quantified in cloud water sampled at the Puy de Dôme station (PUY – France) during 13 cloud events. This quantification has been performed without concentration or derivatiza…
View article: Comment on acp-2021-576
Comment on acp-2021-576 Open
Abstract. Eighteen free amino acids (FAAs) were quantified in cloud water sampled at the Puy de Dôme station (PUY â France) during 13 cloud events. This quantification has been performed without concentration or derivat…
View article: Comment on acp-2021-518
Comment on acp-2021-518 Open
Abstract. We present here the results obtained during an intensive field campaign conducted in the framework of the French "BIO-MAÏDO" (Bio-physico-chemistry of tropical clouds at Maïdo (Réunion Island): processes and impa…
View article: Comment on acp-2021-518
Comment on acp-2021-518 Open
Abstract. We present here the results obtained during an intensive field campaign conducted in the framework of the French "BIO-MAÏDO" (Bio-physico-chemistry of tropical clouds at Maïdo (Réunion Island): processes and impa…
View article: Supplementary material to "Free amino acids quantification in cloud water at the puy de Dôme station (France)"
Supplementary material to "Free amino acids quantification in cloud water at the puy de Dôme station (France)" Open
< LOQTable S1.Continued.Amino acids (nM) Label
View article: Free amino acids quantification in cloud water at the puy de Dôme station (France)
Free amino acids quantification in cloud water at the puy de Dôme station (France) Open
Eighteen free amino acids (FAAs) were quantified in cloud water sampled at the puy de Dôme station (PUY – France) during 13 cloud events. This quantification has been performed without concentration neither derivatization, using LC-MS and …
View article: Insights into tropical cloud chemistry at Reunion Island (Indian Ocean): results from the BIO-MAÏDO campaign
Insights into tropical cloud chemistry at Reunion Island (Indian Ocean): results from the BIO-MAÏDO campaign Open
We present here the results obtained during an intensive field campaign conducted in the framework of the French “BIO-MAÏDO” (Bio-physico-chemistry of tropical clouds at Maïdo (Réunion Island): processes and impacts on secondary organic ae…
View article: Classification of Clouds Sampled at the Puy de Dôme Station (France) Based on Chemical Measurements and Air Mass History Matrices
Classification of Clouds Sampled at the Puy de Dôme Station (France) Based on Chemical Measurements and Air Mass History Matrices Open
A statistical analysis of 295 cloud samples collected at the Puy de Dôme station in France (PUY), covering the period 2001–2018, was conducted using principal component analysis (PCA), agglomerative hierarchical clustering (AHC), and parti…
View article: Cloud Microorganisms, an Interesting Source of Biosurfactants
Cloud Microorganisms, an Interesting Source of Biosurfactants Open
A new scientific hypothesis states that biosurfactants from cloud microorganism origin could change the surface tension of aerosols and thus the mode of precipitations. In order to check this hypothesis, our team has screened a collection …
View article: Screening of cloud microorganisms isolated at the Puy de Dôme (France) station for the production of biosurfactants
Screening of cloud microorganisms isolated at the Puy de Dôme (France) station for the production of biosurfactants Open
A total of 480 microorganisms collected from 39 clouds sampled at the Puy de Dôme station (alt. 1465 m; 45°46′19′′ N, 2°57′52′′ E; Massif Central, France) were isolated and identified. This unique collection was screened for biosurfactant …
View article: Aqueous phase oligomerization of α,β-unsaturated carbonyls and acids investigated using ion mobility spectrometry coupled to mass spectrometry (IMS-MS)
Aqueous phase oligomerization of α,β-unsaturated carbonyls and acids investigated using ion mobility spectrometry coupled to mass spectrometry (IMS-MS) Open
View article: Aqueous-phase oligomerization of methyl vinyl ketone through photooxidation – Part 2: Development of the chemical mechanism and atmospheric implications
Aqueous-phase oligomerization of methyl vinyl ketone through photooxidation – Part 2: Development of the chemical mechanism and atmospheric implications Open
Laboratory experiments of efficient oligomerization from methyl vinyl ketone (MVK) in the bulk aqueous phase were simulated in a box model. Kinetic data are applied (if known) or fitted to the observed MVK decay and oligomer mass increase.…
View article: Aqueous-phase oligomerization of methyl vinyl ketone through photooxidation – Part 1: Aging processes of oligomers
Aqueous-phase oligomerization of methyl vinyl ketone through photooxidation – Part 1: Aging processes of oligomers Open
It has recently been established that unsaturated water-soluble organic compounds (UWSOCs) might efficiently form oligomers in polluted fogs and wet aerosol particles, even for weakly soluble ones like methyl vinyl ketone (MVK). The atmosp…