Équipe

Pedro A. Segura

Director

Full Professor (Chemistry, Université de Sherbrooke)
Member of FRQNT Strategic Research Group EcotoQ
Co-director of the Water Research Group of Université de Sherbrooke (GREAUS)

Stéphanie Beaumont

MSc candidate

Project title : Occurrence of toxic pesticides in honeybees in Quebec and their degradation kinetics
Collaboration : Ministère de l'Agriculture, des Pêcheries et de l'Alimentation

Audrey Dewar

MSc candidate

Project title : Semi-quantitative untargeted analysis of agrochemicals in honeybees
Collaboration : Ministère de l'Agriculture, des Pêcheries et de l'Alimentation

Alexandre Gagnon

Coop intern

Project title : Quantification of pesticides in soils and drinking water to measure exposure to pesticides in rural areas in Québec
Collaboration : M. Bouchard (INRS-Centre Armand-Frappier Santé Biotechnologie)

Nicolas Nayrac

PhD candidate

Project title : Fate of microplastics in river sediments
Co-supervisor : J.-P. Bellenger (Chemistry, U. de Sherbrooke)

Camille Pernet

MSc candidate

Project title : Development of a micro-QuEChERS method for the analysis of pesticides in house dust
Collaboration : M. Bouchard (INRS-Centre Armand-Frappier Santé Biotechnologie)

Ancien membres

Étudiants gradués, postdoctorants et professionnels de la recherche

Lisa Lahens

Ph. D. (co-supervised by H. Cabana (Civil Engineering, U. de Sherbrooke))

2019-2024

Occurrence and impacts of trace organic contaminants in Canadian lakes
Major Contributions : Peer-reviewed paper #1 | #2 | Doctorate thesis

Hugo Alarie

Ph. D. (co-supervised by M. Houde, Environment and Climate Change Canada)

2019-2023

Effects of trace organic contaminants on the metabolism of ecdysteroids in D. magna
Major Contributions : Peer-reviewed paper | Doctorate thesis

Younès El Yagoubi

Ph. D. (co-supervised by H. Cabana, Civil Engineering, U. de Sherbrooke)

2020-2023

Characterization of laccase from the white rot fungus Trametes hirsuta and asssessment of its impact on the degradation of non-phenolic organic compounds
Major Contributions : Peer-reviewed paper | Master thesis

Mégane Moreau

M. Sc. (in collaboration with CTTÉI)

2020-2023

Occurrence and toxicity of small nitrogenous compounds formed after wet-air oxidation
Major Contributions : Master thesis | Peer-reviewed paper

Emmanuel Eysseric

Ph. D. (co-supervised by C. Gagnon, Environment and Climate Change Canada)

2019-2022

Novel techniques for the identification of transformation products of emerging contaminants in the aquatic environment and application to fate studies in the St. Lawrence River
Major Contributions : Peer-reviewed paper #3 | #2 | #1 | Doctorate thesis

Cassandra Guérette

M. Sc. (in collaboration with CTTÉI)

2019-2021

Study of the fate of pharmaceuticals in hospital effluents after treatment by wet-air oxidation
Major Contributions : Peer-reviewed paper #3 | #2 | #1 | Master thesis

Valérie Boucher

M. Sc. (in collaboration with CTTÉI)

2018-2021

Removal of pharmaceuticals from hospital effluents by wet-air oxidation
Major Contributions : Peer-reviewed paper | Master thesis

Annick Dion-Fortier

Resarch assistant

2016-2020

Development of an ultra-fast method of screening of surface water contaminants using LDTD-APCI-MS/MS, Validation of multi-residue methods of trace organic contaminants in water
Major Contributions : Peer-reviewed paper #3 | #2 | #1

Killian Barry

M. Sc. (co-supervised by M. Houde, Environment and Climate Change Canada), Research assistant

2016-2019

Sob-lethal effects of a mixture of concerning emerging contaminants on the model species Daphnia magna
Major Contributions : Master thesis

Mathieu Racine

M. Sc. (co-supervised by J.-P. Bellenger, Chemistry, U. de Sherbrooke)

2015-2017

Suspect screening of organic contaminants in surface waters using a non target method
Major Contributions : Peer-reviewed paper | Master thesis

Myriam Fauteux

M. Sc. (supervised by L. Gaudreau, Biology, U. de Sherbrooke)

2015-2017

Genomic studies of the effect of pesticides on cellular mechanisms
Major Contributions : Master thesis

Marc-André Lecours

M. Sc. (co-supervised by G. Brisard, Chemistry, U. de Sherbrooke)

2014-2016

Studies on the electrochemical methods capable of imitating the metabolism of living organisms
Major Contributions : Peer-reviewed paper #1 | #2 | Master thesis

Sanaz Safa

Postdoctoral fellow

2016

Towards water recovery from used water generated by the semiconductor industry

Philippe Venne

M. Sc. (co-supervised by V. Yargeau, McGill)

2014-2015

Quantification of ecdysteroids and retinoic acids in Daphnia magna by iquid chromatography-quadrupole mass spectrometry
Major Contributions : Peer-reviewed paper | Master thesis

Ancien membres

Étudiants de premier cycle et stagiaires

Léa Leluc

Intern (IUT Rennes, France)

Fall 2023 to Spring 2024

Analytical performance validation of a portable CO2 and VOCs sensor

Inès Sousane

M. Sc. internship

Winter 2024

Production of polymer microfibres as standards for environmental analysis

Camille Pernet

DESS intern (UdeS)

Fall 2023 to Spring 2024

Validation of a method of analysis of honeybee pheromones by gas chromatography-mass spectrometry

Arielle Dauphin

Co-op intern (UdeS)

Summer 2023

Extraction of glyphosate and AMPA from honeybees by liquid-liquid extraction coupled with molecularly-imprinted polymer solid-phase extraction

Julien Restoueix

Intern (EPF, France)

Fall 2023

Design of portable CO2 and VOCs sensors

Stéphanie Beaumont

Co-op intern (UdeS)

Summer, Fall 2023

Development of a method of analysis of pesticides in honeybees by liquid chromatography-triple quadrupole mass spectrometry

Mateo Franco

Intern (ESCOM, France)

Summer 2023

Development of a method of analysis of honeybee pheromones by gas chromatography-mass spectrometry

Emma Gomy

Intern (ESCOM, France)

Summer 2023

Fabrication of nylon microfibers as analytical standards

Margot de Mecquenem

Intern (U. de Bordeaux, France)

Spring-Summer 2023

In-vitro and in-vivo transformation of pesticides

Alexandre Gagnon

Co-op Intern (UdeS)

Winter 2023

Nontargeted analysis of honeybees exposed to pesticides

Manon Reinbold

DESS Intern (UdeS)

Fall 2022

In-vitro metabolism of boscalid using rat microsomes

Nicolas Grenier

End of B. Sc. project (UdeS)

Fall 2022

Prediction of retention time in reversed-phase liquid chromatography using machine learning

Rémi Clémencin

Intern (INSA, France)

Summer 2022

Validation of a QuEChERS method for the extraction of boscalid and chlorantraniliprole in honey bees

Audrey Dewar

Co-op intern, end of B. Sc. project (UdeS)

Winter, Fall 2022, Fall 2023

Identification and transformation products of pesticides

Audrey Roy

End of B. Sc. project (UdeS)

Winter 2022

Optmisation of a QuEChERS method for the extraction of pesticides in honey bees

Cédric Guillaumain

M. Sc. internship

Summer-Fall 2021

Qualitative and quatitative analysis of peptides by laser diode thermal desorption-triple quadrupole mass spectrometry
Major Contributions : Poster #1

Judith Boudras

Co-op intern (UdeS)

Fall 2020

Analysis of peptides by laser diode thermal desorption-triple quadrupole mass spectrometry
Major Contributions : Poster #1

Jade Cloutier

End of B. Sc. projec (UdeS)

Fall 2020

Study of the fate of pharmaceuticals in hospital effluents after treatment by wet-air oxidation

Céline Narame

End of B. Sc. project (UdeS)

Fall 2020

Delopment and validation of a pressurized liquid extraction method for emerging contaminants in lake sediments

Juliana Smilovich

Co-op internship, End of B. Sc. project (in collaboration with Debra Hausladen, UdeS)

Summer-Fall 2020

Development of methods to studdy the fate organic carbon in groundwater and its interaction with manganese

Margot Beaudon

Intern, end of B. Sc. project (UdeS)

Winter-Summer 2020

Toxicity of transformation products generated by wet-air oxidation
Major Contributions : Peer-reviewed paper #1

Aurélie Capet

Intern (EBI, France)

Summer 2019

Studies on the expresion of D. magna genes using quantitative polymerase chain reaction

Clémence Soulié

Intern (EBI, France)

Summer 2019

Automatic and manual extraction of trace organic contaminants from lake water

Monique Messou

Intern (U. Claude Bernard Lyon 1, France)

Summer 2019

Extraction of microplastics from river sediments

Pavlina Plisson

Intern (ENSCMu, France)

Summer 2019

Development of a method of analysis of fenarimol by UPLC-QqQMS

Dixit Patel

Intern (U. de Rennes 1, France)

Summer 2019

Extraction of trace organic contaminants from Canadian lakes by SPE

Marie-Audrey Lett

Co-op intern (UdeS)

Summer 2019

Analysis by ATR-FTIR of mesoplastics in river and lake beaches

Safa Abbes

Intern (Inst. Sup. Polytechnique Privé, Tunisia)

Winter 2019

Development of a database of retention times of small molecules

Ludovic Kuitche

Co-op intern, End of B. Sc. project (UdeS)

Winter 2019, Winter 2020

Analysis of tallow polyoxyethylene amines in commercial glyphosate formulations, Analysis of emodine in pond waters

Jean Claude Chartrand

Intern (UdeS), End of B. Sc. project

Summer-Fall 2018

Solid-phase extraction using polymer-encapsulated magnetic nanoparticles

Albert Condemine

Intern (EBI, France)

Summer 2018

Extraction of trace organic contaminants in lake waters

Zoé Disdier

Intern (ESCOM, France)

Summer 2018

Extraction of trace organic contaminants in lake waters

Charlotte Guy

Intern (U. de Rennes 1, France)

Summer 2018

Studies of the stability of trace organic contaminants in lake waters

Mathieu Vasseur

Intern (U. d'Artois, France)

Summer 2018

Improvement of a method of prediction of retention time of trace organic contaminants using ACD/Chromgenius

Kevin Russell

End of B. Sc. project

Winter 2018

Developpment of method of extraction of trace organic contaminants by pressurized liquid extraction

Myriam Perrot

End of B. Sc. project

Fall 2017

Studies the degradation of pharmeceuticals by wet-air oxidation

Annie-Claude Drouin

End of B. Sc. project

Fall 2017

Évaluation of recovery of trace organic contaminants by solid-phase extraction

Anne-Marie Grégoire

End of B. Sc. project, Intern (UdeS)

2017-2018

Estimation of retention time of trace organic contamiannts / Analysis of anthyocianins in wine

Félix Hardy

Co-op intern(co-supervised by H. Cabana)

Summer 2017

Transformation products of organic contaminants generated by fungal treatment

Fanny Chevillot

M. Sc. intern

2017

Surface phenomena in LDTD-APCI-MS/MS

Alexia Gravel

Co-op intern(co-supervised by L. Gaudreau), End of B. Sc. project

Summer 2017, Summer-Fall 2018

Validation of a non-target method of identification of organic contaminants in surface waters
Effect of microwell plate coatings using proteins on the thermal desorption of small organic molecules in LDTD-MS/MS
Major Contributions : Peer-reviewed paper #3 | #2 | #1

Marie Texier

Intern (U. de Rennes 1, France)

Summer 2016

Study of the degradation of UV filters by electrochemistry-mass spectrometry

Diane Rawach

B. Sc. Intern (UdeS)

Winter 2016

Analysis of soil samples from an old mining site by GC-MS

Delphine Canion

End of B. Sc. project

Winter 2016

Application of electrochemistry-mass spectrometry for the identification of degradation products of UV filters

Mélissa Gaudefroy

B. Sc. intern

Fall 2015

Purification of electrolysis
solutions by preparative liquid chromatography

Audrey Mélissa Benoit

End of B. Sc. project

Fall 2015

Quantification of methyl farnesoate by GC-MS

Joey Isabelle

End of B. Sc. project

Fall 2015

Quantification of stigmasterol and betasitosterol in switchgrass by GC-MS

Patrice Bélanger

End of B. Sc. project

Fall 2015

Prediction of the retention time of emerging contaminants using molecular descriptors

Xavier Bellerose

End of B. Sc. project

Fall 2015

Study of key parameters in post-column hydrogen-deuterium exchange
Major Contributions : Peer-reviewed paper

Laurie Fréchette-Viens

End of B. Sc. project

Fall 2015

Studies on the complexation of the tropyium cation with organic compounds

Carlos Alberto Da Silva

Intern (IFRJ, Brazil)

2015

Analysis of ballpont pigments by matrix-assisted laser desorption-ionisation quadrupole-time-of-flight mass spectrometry
Major Contributions : Peer-reviewed paper