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Dec. 13, 2019: Safer-by-design course

Today I gave a lecture (by visioconference!) as part of the safer-by-design course organized by Corinne Chanéac, Bernard Cathala and Mélanie Auffan in Dijon. I discussed the application of this approach to lanthanide oxysulfide nanoparticles.

With: Sophie, Anh-Minh, Corinne

Dec. 4, 2019: IMPC conference

During the scientific meeting of the Materials Institute (IMPC), Rémi will be presenting recent work on metal carbides synthesis. He is also one of the organizers of this event to the benefit of the six labs of the Institute.

With: Rémi

Nov. 29, 2019: Clara Immerwahr Award

Unisyscat, the interdisciplinary catalysis research network based in Berlin, awarded me the 2020 Clara Immerwahr Award. The award is dedicated to Dr. Clara Immerwahr (1870-1915), who was the first woman  in Germany to earn a doctorate in Physical Chemistry in 1900.

This creates a great opportunity for future collaboration with teams in Germany, at Fritz-Haber Institute, TU Berlin, and more.

About the Award | Announcement

Nov. 25-27, 2019: NanOperando Conference

The second meeting of NanOperando, the national hub about monitoring nanoparticles & nanomaterials in gas and liquids, takes place in Amiens this week. Alexy is presenting recent work of the team about in situ XANES on nanoparticles.

With: Alexy

November 8, 2019: Chemists at the heart of nanotechnologies

At the invitation of the magazine "La Jaune et la Rouge", I wrote a piece, titled "Nanotechnologies : les chimistes au cœur des dernières avancées". It deals with the role of chemistry (and chemists) in the field of nanotechnologies, nowadays and for the years ahead.

The article is part of the issue of Ecole Polytechnique alumni association on chemistry, at the occasion of the international year of the periodic table.

October 30-31, 2019: Doctoral School Days

During two days, all the third-year PhD students are presenting their work with a short oral presentation and a poster. Fellow PhD students of all years and labs can ask questions in this conference. Kim presented her work on molybdenum-containing nanoparticles. Besides, I was invited to give a talk about our most recent results on metal-containing nanoparticles.

With: Kim, Antoine, Rémi, Cyprien, Sophie, etc.

October 24, 2019: Article in ACS Nano

In the framework of ANR project InSiChem, lead by Prof. Ovidiu Ersen (IPCMS, Strasbourg), we publish this work centered on the in situ TEM analysis of nanoscaled Co₃O₄ electrocatalysts. The study unravels unexpected morphological and structural evolution of this oxide. Read the paper.

October 21, 2019: Column about IUPAC2019 Congress

Last July was held the IUPAC Congress in Paris. I contributed to organize the "Young Chemist" symposium.

Read our article in l'Actualité Chimique to learn about what was discussed there: "Par les jeunes chimistes, pour tous les chimistes : retour sur le symposium "Jeunes chimistes" du congrès IUPAC 2019 à Paris"

October 8, 2019: PhD Defense of Minh

Minh defended today his PhD about "Safer-by-design emerging nanomaterials: the case of bimetallic gadolinium-cerium oxysulfides", directed by Prof. Corinne Chanéac and Dr. Sophie Lanone (from Inserm/Institut Mondor). Congrats for a great defense and discussion with the jury!

October 11, 2019: Conference for "la Fête de la science"

I will be presenting a plenary conference in an event organized at Université Paris Diderot about the world of nanoparticles.

September 25-27, 2019: Journées scientifiques C'Nano

I am presenting our "safer-by-design" project this week at the conference organized by the PACA division of C'Nano network.

September 16, 2019: Master Position Available

Positions are now opened for Master Internships starting in January 2020. Application: CV + Letter of motivation.

Topic 1: Copper and CO₂

Topic 2: Reactive metal oxides

Topic 3: New nanoparticles

July 26, 2019: Bimetallic phosphides nanoparticles

Meticulous work at the bench and the microscope finally brought us to understand what happens to core-shell copper-nickel nanoparticles reacted with white phosphorus: copper migrates out!

This was achieved within a consortium of teams: two teams at Sorbonne Université, Nicolas Mézailles team at LHFA and Ovidiu Ersen team at IPCMS. Read the paper.

With: Minh, Sophie

July 17-22, 2019: At LUCIA beamline

This week, we are studying molybdenum and sulfur at LUCIA beamline. In collaboration with Benedikt Lassalle from Soleil synchrotron, we analyze nanoparticles under electrochemical conditions. We measure x-ray absorption spectra in the so-called "tender x-ray" domain, to gain insight on the oxidation state of both elements.

With: Alexy, Kim, Rémi, Cyprien, Sophie

July 8, 2019: Interview for CNRS Le Journal

In relation with the IUPAC onference, I was interviewed by CNRS Le Journal about the conference itself, the role of young chemists in organizing the Young Chemists Programme, and the relations between academia and industry.

Read online. Printed version.

July 8-12, 2019: IUPAC Conference

The whole week is dedicated to the IUPAC Conference in Paris. I am co-organizing the Young Chemists Symposium and will moderate one round table with CEO of large companies.

Excellent opportunity to hear about great chemistry being done, but also to make chemists, society and industry talk together.

July 7, 2019: IYCN General Assembly

As an active member and former lead of the Governance Team of the International Younger Chemists Network, I moderated today the finalization of the network Statutes and Bylaws. More than 25 countries from 5 continents were represented and their delegates brought unvaluable contributions to the discussion.

July 4, 2019: Journée MATISSE

At the annual meeting of Labex MATISSE, I presented the genesis of ERC NanoFLP project to the Materials sciences community of Sorbonne Université.

July 2, 2019: The Creative Chemist

In this column, I advocate for work environment and career paths that promotes creativity instead of endangering it.

This is an invited contribution to the IUPAC2019 Special Issue of l'Actualité Chimique. Read the column.

June 21, 2019: Bandgap of oxysulfide nanoparticles

Just accepted at Chem. Mater., our study of the bandgap of (Gd,Ce)₂O₂S nanoparticles, combining synthesis, DFT, PDF, UPS, photoluminescence and more. This is a collaboration with the teams of A. Gauzzi and L. Paulatto (IMPMC), C. Géantet (IRCELyon) P. Lecante (CEMES) and also many contributors from LCMCP.

With: Clément, Minh, Capucine, Mohamed, Estelle, Corinne, Clément, Sophie

June 20, 2019: Post-doc position opening

There is an opening to join the group as a post-doctoral fellow, from September 2019, on the "Colloidal catalysis under soft reaction conditions for the activation of small molecules". The project is in the scope of ERC NanoFLP.

The candidate should have a strong background in catalysis, homogeneous or heterogeneous, using nanoparticles or organometallic complexes. He/she should have a background in inorganic chemistry and materials science.

%%% The position is now filled. %%%

Lauréats ERC : Adressons-nous aux décideurs et aux politiques

Le 18 juin 2019 est paru une tribune co-signée par 177 lauréats ERC du CNRS. Intitulée « Le CNRS fêtera-t-il ces 100 ans ? », elle remet en cause la politique de recrutement et de financement du CNRS, piloté par Antoine Petit.

Je fais partie des lauréats CNRS de l’ERC, mais je n’ai pas signé cette tribune. Voici pourquoi.

June 18, 2019: Copper and NHCs

In this study, we explored a direct route to copper nanoparticles stabilized by NHC ligands. We also investigated the reaction mechanism to explain the stoichiometry of the NHC-borane precursor.

This work was done in collaboration with Louis Fensterbank's team at IPCM and Dimitri Mercier at Chimie Paristech. Read the paper.

With: Xavier, François, Corinne, David, Clément, Sophie...

June 18-24, 2019: Cells and nanoparticles at SMIS beamline

In the context of our Safer-by-design Nanoparticles project, we are analyzing cells exposed to sub-lethal doses of gadolinium oxysulfide nanoparticles by infra-red microscopy. and performing a PCA analysis of hundreds of spectra using Quasar. We hope to understand more about potential toxicity of the nanoparticles, thanks to Christophe Sandt for his expertise and help!

With: Minh, Corinne, Sophie

June 11-14, 2019: XAS school

This week, Kim and Alexy are participating to the SAX19 school in Montpellier.

They are learning theory and data analysis of XANES, EXAFS, and beyond.

With: Kim, Alexy

June 5, 2019: Article on nano-Magnéli

This study, led by David Portehault, deals with "differential reactivity of rutile and anatase TiO₂ nanoparticles: synthesis and surface states of nanoparticles of mixed valence Magnéli oxides." NAP-XPS was used to characterize the surface of the nanoparticles exposed to gases.

May 21, 2019 : LCMCP Seminar

Today, Alexy is giving a talk in the lab seminar series. He will present his PhD work (done at Ecole Polytechnique and CEA Saclay) on the nucleation and growth mechanism of nanoparticles in solution.

With: Alexy

May 17, 2019: Paper out about Dumbbell-shaped POSS

This work belongs to a franco-japanese collaborative project, lead by Michel Wong Chi Man (ICGM) on the french side. We build functional nanomaterials from molecular building blocks. The results presented in article are from the PhD thesis of Nadège. Congrats !

With: Nadège, David, Clément, Sophie

May 15, 2019: Conference for school teachers in Lorraine

Today, I am in Nancy where I will give a conference to the benefit of schoolteachers for the Lorraine region. I will discuss nanoparticles and nanomaterials, but also the role of the chemist in this quest as well as the perception of this topic in the society. Looking forward to the discussion afterward!

April 28-May 3, 2019: General Meeting of the Global Young Academy

The meeting brings together early career scientists from all disciplines and all parts of the world, at the German Academy of Science Leopoldina, in Halle near Leipzig.

In addition to conferences, I am also participating to working groups about "trust in young scientists", "importance of fundamental research", "women in sciences", etc. We will see what comes out in a few months!

March 26-April 1^st, 2019: Back at TEMPO beamline

This week, we are studying the reactivity of metal-containing nanoparticles using near-ambient-pressure XPS at the TEMPO beamline in SOLEIL. We are adding gaz onto the nanoparticles while heating them and analyzing their surface.

The picture shows Kim, Antoine and Rémi transfering the sample in the analysis chamber... a delicate operation! Big cheers to Jean-Jacques Gallet and Fabrice Bournel for helping us with the experiments.

With: Kim, Rémi, Antoine, Sophie.

March 20, 2019: PhD Defense of Nadège in Montpellier

Nadège Rey defended today her PhD about silicon-based linkers for the contruction of 2D and 3D materials. Her project was part of an international collaboration with M. Wong-Chi-Man team in ICGM, K. Kuroda team in Waseda University and our team in Paris. Big congrats to Nadège for a great work!

March 8, 2019: New paper out

Serendipity was key for the team entering in the field of silane activation! We found that KC₈ acts as a catalyst for the dismutation of PMHS. This article is published as a part of ChemCatChem special issue about #WomenInCatalysis and was highlighted as VIP paper on March 8^th.

With: Xavier, Antoine, Sophie.

Feb. 26, 2019: Conference for "Les Mardis de la Chimie"

This afternoon, I will be giving a conference for the general public at Sorbonne Université. Thanks to the university and the UFR for making this event possible!

Summary of the conference here.

Feb. 25, 2019: Précis de nomenclature en chimie inorganique

After more than one year of work, we published a French translation of the IUPAC "Brief Guide" for inorganic chemistry nomenclature.

With: Jérôme, Simon, Xavier, Elise, Nadège, Lionel, Sophie.

Feb. 21, 2019: Habilitation Defense

Today, I defended the Habilitation (HDR) at Sorbonne University, in front of an international jury, on the topic of "Metal-containing nanoparticles: design and reactivity". Great discussions and greet feedback from the audience! I am grateful to many colleagues especially in the Nano team, and to the amazing younger colleagues I have or had the chance to be an advisor for.

From left to right: Nadège, Camille, Rémi, Minh, Antoine, Florian, Xavier, Kim, Clément.

Feb. 14, 2019: Another PhD position opening

Second position opening is related to ERC project (funds already available). The topic is "Reactivity of Tailored Metal-Containing Nanoparticles for the Transformation of Abundant Molecules under Soft Reaction Conditions".

Application by April 5^th, CV and Cover letter.

Feb. 14, 2019: PhD Student position opening

There is an opening to join the group in the fall as a PhD student on the "Chemical Design of Nanoscaled Metal Alloys containing Carbon and Phosphorus".

Application by April 5^th, CV and Cover letter.

Feb. 12, 2019: Empowering Women in Chemistry

Today is also the day of the IUPAC Global Women's Breakfast, organized by Lydia Sosa-Vargas. The morning will be dedicated to talks and workshop about how to accompany women in chemistry.

Read the portraits of 20 women chemists of Sorbonne Université.

Feb. 12, 2019: LCMCP seminar

Today, Kim presented her results during the weekly lab seminar. She discussed recent advances in the field of molybdenum-containing oxysulfide nanoparticles. A lively talk and a lot of questions from the room!

Feb. 8, 2019: Thermal behavior of Gd₂O₂S covered with ligands

Another paper out for the nanoscaled oxysulfide project. Here, we focus on Gd₂O₂S nanoplates prepared by colloidal solution and stabilized by oleate capping agent. We show how they behave during inert and oxidizing thermal treatments and analyze the decomposition path of the ligands. We identify how to remove the ligands without affecting the nanostructure. This work is a collaboration with colleages at IEMN and IMPMC. Check the paper.

With: Clément, Minh, Clément, Sophie

Feb. 7, 2019: Joining the Global Young Academy

Four years ago, I participated as a young scientist to the Lindau Nobel Laureate Meeting, an interdisciplinar conference with attendees from more than 80 countries, and I heard about the Global Young Academy, "the voice of young scientists around the world". Honored to announce that I will join it in May! Look forward to news and actions about this in the upcoming months.

Jan. 29, 2019: Magnetism of Oxysulfides

Our paper makes the front cover!

In this article, we decipher the magnetic properties of (Gd,Ce)₂O₂S nanoplates prepared by colloidal solution. This complements our previous description of their surface reactivity.

Another success for our Labex Matisse project, in collaboration with our colleagues at IMPMC! With: Clément, Clément, Sophie

Check the paper | EurJIC Cover profile.

HDR Defense announced

I will be defending the "Habilitation" on Thursday, February 21, on the Pierre et Marie Curie campus in Paris.

I will be discussing "Metal-Containing Nanoparticles: Design and Reactivity", based on the research done since 2014.

Jan. 13, 2019: New video online

CNRS communication team captured this short video about what we do in the lab, and why we do it. This is about (nano)chemistry, science and society. Watch it now! [3 min., in French]

Jan. 7, 2019: Metal oxysulfides, a playground for nanochemistry

Our outreach article for L'Actualité Chimique is now online. It discusses our contributions to the field of nanoscaled metal oxysulfides, since 2014.

With: Clément, Minh, Kim, Mario and Sophie

News archives: 2019 | 2018 | 2017 | 2016 | Back to current news