Adsorption Isothermal Microcalorimeters

Catalysis on Metal group

BT2.15 (77K-200°C) Calvet Calorimeter of SETRAM combined with a house-designed volumetric-barometric system.

Gas and liquid probe molecules
House-designed volumetric-barometric System (Adsorption isotherms)
House-designed calorimetric cell for static and dynamic application (Adsorption, Activation, Reaction)

Calorimeter    Temperature range        Sensitivity
MS70 x2            RT to +100 °C                      1.5 μV/mW
HT 1000                  RT to +1000 °C                    2.5 μV/mW
BT2.15                    -196 °C to +200 °C 35 μV/mW

Temperature range 77 K –1000 °C
Pressure                                     10-8 mbar to 1bar
Sample                                       mcatalyst max ~ 3g
Available Gases                         H₂, CO, CO₂, NH₃, O₂, C_xH_y Reactive mixtures
Methods microcalorimetry
Detection
Inert Transfer                             Separate reaction setup

Wrabetz, S.; Yang, X.; Tzolova-Müller, G.; Schlögl, R.; Jentoft, F. C.: Characterization of catalysts in their active state by adsorption microcalorimetry: Experimental design and application to sulfated zirconia. Journal of Catalysis 269 (2), pp. 351 - 358 (2010)

MPG.PuRe

pre-print

Frank, B.; Wrabetz, S.; Khavryuchenko, O.; Blume, R.; Trunschke, A.; Schlögl, R.: Calorimetric Study of Propane and Propylene Adsorption on the Active Surface of Multiwalled Carbon Nanotube Catalysts. ChemPhysChem 12 (15), pp. 2709 - 2713 (2011)

MPG.PuRe

DOI

Amakawa, K.; Wrabetz, S.; Kröhnert, J.; Tzolova-Müller, G.; Schlögl, R.; Trunschke, A.: In Situ Generation of Active Sites in Olefin Metathesis. Journal of the American Chemical Society 134 (28), pp. 11462 - 11473 (2012)

MPG.PuRe

DOI

Arrigo, R.; Schuster, M. E.; Abate, S.; Giorgianni, G.; Centi, G.; Perathoner, S.; Wrabetz, S.; Pfeifer, V.; Antonietti, M.; Schloegl, R.: Pd supported on carbon nitride boosts the direct hydrogen peroxide synthesis. ACS Catalysis 6 (10), pp. 6959 - 6966 (2016)

MPG.PuRe

DOI

supplementary-material

Mette, K.; Kühl, S.; Tarasov, A.; Willinger, M. G.; Kröhnert, J.; Wrabetz, S.; Trunschke, A.; Scherzer, M.; Girgsdies, F.; Düdder, H. et al.; Kähler, K.; Friedel Ortega, K.; Muhler, M.; Schlögl, R.; Behrens, M.; Lunkenbein, T.: High-Temperature Stable Ni Nanoparticles for the Dry Reforming of Methane. ACS Catalysis 6 (10), pp. 7238 - 7248 (2016)

MPG.PuRe

DOI