Cyril Ruckebusch LASIR CNRS Universit© Lille Nord de France

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Transcript of Cyril Ruckebusch LASIR CNRS Universit© Lille Nord de France

1. Cyril Ruckebusch LASIR CNRS Universit Lille Nord de France ITMO, SAINT PETERSBURG 17-12-2013 2. 1.1 M. people 4th french urban area, rank 15 in Europe 28% below 20 100 000 students 80 M. people in a radius of 300 km Lille is 1h to Paris 30 min to Brussels 1h20 to London 15 head office of major companies : Decathlon, Leroy Merlin, Auchan, Redcats, Lesaffre, Arc, Roquette 3. The University of Lille 1- Teaching Louis PASTEUR (1854-1914) 4. The University of Lille 1- Teaching 20 000 students 2000 enrolled in the Institute of Technology (I.U.T.) 9000 enrolled in bachelors degree programs 6500 enrolled in masters degree programs 1500 enrolled in engineering 1000 enrolled in doctoral programs (The largest French university for doctoral students, with a growing number of co-supervised dissertations:143 out of 1000) 1 400 professors, assistant-professors and researchers 1 200 administrative staff members 3 Academic Divisions Science and Technology (IT, maths, physics, chemistry, biotechnology, nanotechnology, mechanical engineering, civil engineering) Economics and Management (Economics, international economics, marketing, management science, human resource administration, logistics, bank and financial management) Social Sciences (Education sciences, sociology, geography, urban planning 5. The University of Lille 1- Research 39 research laboratories Mixed units with public research organizations: CNRS, INRA, INSERM, etc. Lille 1 is the leader for 2 Labex (Laboratories of Excellence) - CaPPA / Air Environment Physics and Chemistry - CEMPI / European Centre for Mathematics, Physics and their interaction Lille 1 is a partner in 3 Labex - DISTALZ / Innovative strategy development for an interdisciplinary approach to Alzheimer's disease - GANEX / GaN National Network - ICST / Ion Channels of Therapeutic Interest Lille 1 is heavily involved in 2 Institutes of Excell. and 1 Institute of Technological Research - IFMAS / French Institute for Agro-Sourced Materials - PIVERT / Plant innovation - RAILENIUM / Rail infrastructure innovation A success story: VAL Entirely automatic urban rail (Pr Gabillard 1983) 6. 7 The University of Lille 1- An international institution 4661 foreign students 15.8% in Bachelors 31.1% in Masters 55.3% in PhD programmes 16 degree programs taught entirely in English 10% of students undertake an outgoing mobility Lille1 holds the 3rd place in national Erasmus rankings 7. 8 Strategy in 3 areas Be the go-to French partner of universities in North-Western Europe Reinforce ties with Japan, Canada and the United States Develop strategic alliances with universities in a number of countries outside of Europe: Morocco, Algeria, Lebanon, China, Vietnam, Indonesia, Brazil, Argentina, Kazakhstan and Russia. Erasmus Mundus Programmes Member of 14 consortia (Central Asia, Latin America, Eastern Europe, Africa etc) Development of Double Diplomas (20) Maintain our attractiveness while reinforcing outgoing mobilities for our students The University of Lille 1- An international strategy 8. Agreements with ITMO, the University of Voronej, the University of Belgorod, the Technical University of Voronej, the Technical University of Belgorod Cooperation with the Chambers of Commerce Participation in the French-Siberian network (CNRS/Academy of Science) Joint-degrees with the University of Novossibirsk and the University of Ekaterinburg. The cooperation with Russia 9. Focus: Polytech-Lille A graduate engineering school of the university of Lille1 Authorised by the "Commission des Titres d'Ingnieurs" (CTI) - Ministry of Higher Education and Research Polytech'Lille is a member of the French "Confrence des Grandes coles 350 graduate students per year Masters degree in engineering 100% of the student undergoing mobility 7 Academic programs Multidisciplinary programs in the main scientific and technological fields 10. Polytech-Lille Academic programs 11. Eiffel scholarship a program from the french foreign affairs to attract elite foreign students in Masters, Engineering and PhD programs (founding from 12 to 36 months) Outgoing Mobility: Student Internships in research laboratories: up to 4 months Semester study during Master2 Polytech-Lille Cooperation opportunities 12. LASIR UMR CNRS LILLE1 Laboratoire de spectrochimie infrarouge et Raman 13. - A joint research unit of the CNRS and Lille 1 University (UMR 8516): 80 % fundamental research vs 20 % applied - Linked to the Institute of Chemistry and secondarily to the Institute of Ecology and Environment of the CNRS - Member of the Chevreul Research Federation (FR 2638) Lille1 Chemistry and Materials - 70 staff members: 45 permanent and 25 temporary - Visiting Prof. : H. Miasaka (Osaka), J. Hofkens (Leuven), D. Kirsanov (St Petersburg) in 2013 LASIR OVERVIEW 14. - Main research domains: Physical Chemistry - Molecular spectroscopy applied to the study of complex systems - LASIR initial expertise in the field of vibrational spectroscopies (Raman scattering, infrared absorption) Invention of the Raman microprobe (Delhay and Dhamelincourt in 1975) - Today the scope of expertise of the Laboratory has expanded considerably LASIR OVERVIEW 15. Scientific expertise Molecular spectroscopy (Vibrational, UV-Vis, lumines., NMR, EPR) Raman micro-imaging, IR et RPE Near-field optics, AFM Ultrafast transient absorption spectroscopy Computational chemistry, Chemometrics Spectroscopic Instrumentation and methodological development Advanced instrumentation operated by ingenieers Center for microspectrometry and Raman microimaging multi-excitation from UV to IR Center for spectrometry and microspectrometry NIR and mid-IR National CNRS center for spectrometry and imaging EPR continuous and pulsed Center for ultrafast spectroscopy (Abs UV-Vis, fluorescence, IR et Raman...) Applications fields Environmental issues: aerosol, heavy metals complexation Photoreactivity Materials (polymer, glasses, pigments) Supercritical fluids Catalysis Biochemistry Cultural heritage LASIR OVERVIEW 16. ULTRAFAST TIME-RESOLVED SPECTROCOPY APPLICATION TO THE STUDY OF PHOTOFUNCTIONAL SYSTEMS 17. - Transient Raman ps, ns - Transient UV-vis absorption fs, ns - Transient IR fs - Time-resolved fluorescence fs-ps CENTER FOR ULTRAFAST SPECTROSCOPY Transient optical spectroscopy dedicated to the investigation of photophysical processes and photochemical reactivity in condensed phase. Various types of electronic and vibrational transient spectroscopic setups based on the use of the so- called pump-probe method and equipped with a choice of pulsed laser sources (femtosecond, picosecond and nanosecond) covering a wide spectral range (UV to IR). 18. Transient states CARACTERISATION OF THE EXCITED STATE DYNAMICS From the understanding of elementary photochemical processes to the optimization and functionalization of complex photoactive molecular systems 19. (PHOTO-)FUNCTIONAL MOLECULES -> Evolution of the molecular dipole moments and fractions of charge transfer between groups Photophysics of the intramolecular charge transfer of pyridinium betaines Ligth activated molecules with application in photonics and non-linear optics Phys. Chem. Chem. Phys., 2012, 14, 19451956 Transient absoption spectra and schematic of the photoinduced reaction after excitation 20. Photochromic behavior of salicylidene aniline confined in a self-assembled molecular capsule - Development of organic photoactive single molecule probes (PHOTO-)FUNCTIONAL MOLECULES ChemPhysChem 2011, 12, 1669 1672 Encapsulation: limited steric constraints of the host on the guest to act selectively on the ultrafast reactions of the guest: -> stabilizing the slowly decaying species, -> prohibiting the volume-demanding molecular twisting. Transient absoption spectra, structure of Me2SA and schematic of the competitive photinduced reactions 21. ELECTRON PARAMAGNETIC RESONANCE APPLICATION TO CHARGE SEPARATION IN MICRO-POROUS MATERIALS 22. EPR CW Pulsed EPR -ENDOR -ELDOR Imaging EPR -Nuclear -Pulsed (2014) EPR FACILITIES A national CNRS facility for EPR which provides information about the structural environment of unpaired electrons in materials 3340 3360 3380 3400 Magnetic field (Gauss) EPRintensity Spin carrier location Unpaired elctrons Fantom of carbonate rocks: layers of diamagnetic SiO2 and paramagnetic carbons 20151050 10 0 15 20 5 /MHz 2 2 1/2 /MHz 20151050 10 0 15 20 5 /MHz 2 2 1/2 /MHz t-St@HZSM5+- t 23. Zeolites porous structure enable to incorporate molecular species in a confined reaction space optimizing the charge-separation-state lifetime- Applications in photovoltaic conversion PHOTO-INDUCED CHARGE SEPARATION WITHIN MICROPOROUS MAT. Stable interfacial charge separation states upon intrazeolite adsorption of polyaromatic molecules -> Strongly absorbing in the visible -10 -5 0 eV TiO2 VB CB LUMO HOMO t-St@zeolite hn e- t-St+@zeolite e- TiO2 J. Phys. Chem. C 114 (2010) 10280 - 10290 20151050 10 0 15 20 5 /MHz 2 2 1/2 /MHz 20151050 10 0 15 20 5 /MHz 2 2 1/2 /MHz t-St@HZSM5+- 1H 2H 27Al t-St-D12@HZSM-5+- 300 400 500 600 700 800 900 0,0 0,1 0,2 Kubelka-Munkunits wavelength (nm) 5 min 48 hours t-St+ t-St@HZSM-5+- (Electron/hole pair) Diffuse reflectance UV-vis and Pulsed EPR HYSCORE experiments after 2 months (electron/hole pair) Valorisation of the charge separated state Intrazeolite charge transfer process of trans-stilbene inserted within Na6,6ZSM-5. Non direct recombination and formation of a long lasting positive hole 24. RAMAN SCATTERING, IR, UV-VIS APPLICATION TO THE CARACTERISATION OF SINGLE PARTICLES, DUSTS, POLLENS, AND THE IMPACT OF POLLUANTS IN NATURAL MEDIA 25. LABRAM HR (473, 532, 633 nm) HoloLab 5000 Kaiser (785 nm) LABRAM Vis. (514,5 et 633 nm) LABRAM HR UV (266 et 325 nm) RAMAN IMAGING FACILITIES 26. IR FACILITIES Spectrometer MAGNA 860 Nicolet Diffuse reflexion cell ATR Diamant Spectrometer Vertex70 Bruker 27. SPECT