Surface reactivity and heterogeneous catalysis
- Cours (CM) -
- Cours intégrés (CI) 24h
- Travaux dirigés (TD) -
- Travaux pratiques (TP) -
- Travail étudiant (TE) -
Langue de l'enseignement : Anglais
Description du contenu de l'enseignement
Get a basic knowledge in surface chemistry and heterogeneous catalysis : ranging from the fundamental to a faced targeted reaction
- Structural and electronic properties of solid surfaces
- Thermodynamics : surface vs. Bulk
- Electronic properties of surfaces
- Structures of surfaces : Woods’ notation, Matrix notation, Relaxation, Reconstruction
- Surface characterization techniques : XPS, UPS, STM, AFM, TPD, TPR
- Fundamentals of adsorption and heterogeneous catalysis
- Definitions : physisorption, chemisorption, adsorption isotherms, reversibility principle, TOF / TON, conversion, Selectivity.
- Adsorption isoterms (Langmuir, Temkin, Frumkin, BET) ; Adsorption kinetics
- Kinetics of surface reactions
¿Elementary steps, external and internal mass transfer (Thiele-Weisz modulus), rate determining step, Langmuir-Hinshelwood, Eley-Rideal, Boudart (MASI : most abundant surface intermediate).
- Industrial Catalyst
Types of Supports – active phase preparation (impregnations, coprecipitation, solgel), isoelectric point, SMSI - Irational design of a catalyst
Iterative process, methodology for characterisation (prior, during and after reaction). - Zeolites and acid catalysis
Synthesis routes, main catalytic applications, superacidity ; carbocations ; other solid acids ; mesoporous solids (SBA-15, M41S).
Compétences à acquérir
- Fundamental basis of heterogeneous catalysis : active site, adsorption-desorption isotherms, conversion, selectivity
- Main methods to prepare a catalyst : impregnation, co-precipitation, solgel…
- Characterization techniques :
- Surfaces : XPS, STM, AFM…
- Bulk : XRD, SEM, BET, Elemental analysis, Acidity measurements…
- Zeolites as a case study
- Catalytic Applications
Contact
Faculté de chimie
1, rue Blaise Pascal - BP 2029667008 STRASBOURG CEDEX
0368851672
Formulaire de contact
Responsable
Benoit Louis
Elena Savinova
