different drawbacks such as difficulty in separation of the catalysts from the product stream, requirement of large amount of catalyst, and disposal of the solid waste formed during the reaction. Furthermore, the cost of process installation and maintenance
Authors:E. V. Dokuchits, A. V. Khasin, and A. A. Khassin
(“special purity” grade) from an aqueous solution followed by thorough washing by distilled water. The sample weight was 5.0 g. The grain size of the metal ranged between 0.5 and 1.0 mm. After placing the sample into the vacuum installation, it was subjected
Authors:Viorel Chihaia, Karl Sohlberg, Ligia Frunza, Nicoleta Gheorghe, Constantin Paul Ganea, Reinhard Eckelt, and Hendrik Kosslick
, copper acetate monohydrate) or solvents were of p.a. purity and were also used as such. Water was deionized by a Millipore installation.
The functionalization of the supports concerns the
Authors:Viorel Chihaia, Karl Sohlberg, B. Grzybowska-Świerkosz, M. Ruszel, R. Grabowski, L. Kępiński, M. A. Małecka, and J. Sobczak
and H 2 O, occurring on supported metal catalysts (Pt and its alloys, Pd), is widely used for the removal of toxic impurities in the exhaust gases of numerous installations, in particular in transport vehicles [ 14 ]. In several scientific papers, Au
Authors:Viorel Chihaia, Karl Sohlberg, Monica Dan, Maria Mihet, Alexandru R. Biris, Petru Marginean, Valer Almasan, George Borodi, Fumiya Watanabe, Alexandru S. Biris, and Mihaela D. Lazar
occupies 6.5 Å 2 .
Temperature-programmed surface reactions
H 2 temperature program reduction (H 2 TPR) was conducted in an installation composed by: a gas introduction unit, a U shaped reactor and a thermal