Search Results

You are looking at 101 - 110 of 286 items for :

  • "experimental procedure" x
  • Refine by Access: All Content x
Clear All

. Experimental procedures and techniques The adsorption of azo dyes onto anatase-TiO 2 , P25 and carbon-modified TiO 2 surface was studied. Laboratory flasks (250 mL) were filled with the solution of azo dye with a concentration of 10 mg/L and with a

Restricted access

pollutants by the titania photocatalytic mechanism. Experimental procedures Preparation of the titania thin films The process contains the preparation of titania sol followed by the dip-coating technique, as

Restricted access

microstructural features and the characteristic parameters of the cooling curve of 319 aluminum alloy. Experimental procedures The aluminum alloy used in the experiments was the 319 alloy. The composition of the alloy is shown in Table

Restricted access

coordinate techniques. Experimental procedure The polymeric precursor method is based on the polymerization of metallic citrate using ethylene glycol. A hydrocarboxylic acid such as citric acid is normally used to chelate cations

Restricted access
Journal of Thermal Analysis and Calorimetry
Authors:
Ana C. R. Melo
,
Edjane F. B. Silva
,
Larissa C. L. F. Araujo
,
Mirna F. Farias
, and
Antonio S. Araujo

the oil degradation as a function of temperature. Experimental The synthesis of the Beta zeolite was carried out hydrothermally starting from the experimental procedure described earlier [ 17 – 19 ], from the system

Restricted access
Journal of Thermal Analysis and Calorimetry
Authors:
Maria J. F. Costa
,
Antonio S. Araujo
,
Edjane F. B. Silva
,
Mirna F. Farias
,
Valter J. Fernandes Jr.
,
Petrus d’Amorim Santa-Cruz
, and
José G. A. Pacheco

composite hybrid AlMCM-41/ZSM-5 was synthesized by the hydrothermal method, based on an adapted experimental procedure [ 8 ], and molar composition SiO 2 :0.32Na 2 O:0.03Al 2 O 3 :0.20TPABr:0.16CTMABr:55H 2 O. Aqueous solutions of tetrapropylammonium bromide

Restricted access

investigated. Further, we study the effect of various heat treatment schedules on the thermo-physical properties of the glass ceramics and optimize process parameters for an application like glass-ceramic-to-metal (GCM) seals. Experimental

Restricted access

experimental procedures The alloy used in this study was austenitic stainless steel AISI 304LN containing 0.1 mass% of nitrogen and 0.021 mass% of carbon. The thermal analysis was performed using DSC in a STA-449 C Jupiter, Netzsch instrument

Restricted access

solubility of the salts was determined. The experimental procedure adopted was as follows. The saturated urea, thiourea and solutions of A to C (solution A, B and C = 0.1, 0.25 and 0.5, UTMC in water) are prepared individually. Then the empty weight

Restricted access
Journal of Thermal Analysis and Calorimetry
Authors:
Abdelhamid Harabi
,
Djamel Belamri
,
Noureddine Karboua
, and
Fatima-Zohra Mezahi

on the stability and sinterability of HA. Experimental procedure Material The HA powder was produced by calcination of bovine bone at 800 °C for 4 h followed by wet ball milling. The average particle

Restricted access