Phase relations in the La2O3-TiO2-Al2O3 system

Os resultados de DRX mostram somente a presença da fase γ-Al 2 O 3 para os catalisadores com baixos teores de lantânio (≤12% de La em peso). Os resultados de TPR e DRS mostraram

na dispersão do paládio independente da adição de lantânio. • De acordo com os resultados obtidos na reação de reforma autotérmica de metano e analise

The resolution recommends that a study be made of the present status of the foot-and-mouth disease problem and of the control campaigns under way and being prepared° It also

The author points out that the objective processes of contemporary social and economic development create the mechanism of expanded reproduction of rental economy and

For CeO2, CeO2-TiO2-Al2O3 and Ag/CeO2-TiO2- Al2O3, the specific surface area and specific external area decreased, and an increase in the micropore surface area occurred due to

Na Tabela 5.3 pode ser observado que os resultados de tenacidade à fratura das amostras tratadas termicamente são muito próximos aos das amostras somente sinterizada,

The results showed the formation of TiO 2 / SnO 2 heterostructures, confirming the coexistence of rotation-alignment and oriented collision mechanisms, hypothesis of OA

The particles initial size, the use of PCA (process control agents), the milling atmosphere, time and energy, which are related to the temperature reached during the process and