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Céline CHIZALLET

Project Leader, ab initio calculations for Catalysis
After a PhD in heterogeneous catalysis (Paris 6 Univ., 2003-2006), during which I acquired skills in mineral synthesis, spectroscopies, catalytic testing and computational modelling, I chose to
Issue 37 Science@ifpen
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For xylene separation, hierarchy is not all bad

The three xylene a isomers are each employed in numerous growth market applications (polymers, plastifiers and resins). It is thus vital to improve the efficiency of the separation processes for these
Issue 31 Science@ifpen
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Journey to the center of a droplet

THÈSE DE CHARLOTTE GALLOIS
Issue 28 Science@ifpen
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Extrusion: playing the SAXS for success!

Alumina , the archetypal material used for hydrotreatment catalyst supports, has a porous structure at supramolecular scales, determining the transport of oil feeds within it. This structure is
Issue 28 Science@ifpen
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Boehmite rhapsody! Controlled precipitation

Transition aluminas a , widely used as catalyst supports, play a key role in numerous refining processes. Today, the need to develop new and more efficient catalysts demands, among other things,
Issue 28 Science@ifpen
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Surface characterization at the right TEMPO

The value of X-ray photoelectron spectroscopy (XPS) resides in its capacity to supply information on the surface elementary composition (a few nm) and the chemical environment of the atoms probed ,
Issue 28 Science@ifpen
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ROCK sets the rhythm for catalyst activation

The development of more efficient hydrotreatment catalysts , based on molybdenum (Mo), requires advanced characterization methods that allow materials to be studied in conditions that match those of
Issue 28 Science@ifpen
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Infrared and SOLEIL: good vibrations under the microscope

Improving the reactional performance of a catalytic material (obtained by applying an active phase onto oxide grains) requires a better understanding of the mechanisms involved in the reaction . More
Issue 28 Science@ifpen
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Characterizing catalysts for Fischer-Tropsch: a question of SWING

Fischer-Tropsch synthesis is a catalytic process to produce hydrocarbons from a syngas, which could come from biomass. It is therefore an alternative process to help reduce the share of oil in the