Search Results

You are looking at 91 - 100 of 137 items for :

  • "relative humidity" x
  • Chemistry and Chemical Engineering x
  • All content x
Clear All

environmental conditions combining temperature, relative humidity, velocity of air flow, and transfer of water in liquid or gaseous phase. The thermal resistance is measured under these conditions: temperature of environment 20 °C, temperature of hot head 35 °C

Restricted access

.5. Pharmacokinetic Analysis Twelve male SD rats (200 ± 20 g), which were 7–8 weeks old, were provided by the Experimental Animal Center of Wenzhou Medical University. Rats were placed at a relative humidity of 55 ± 10% and a temperature of 22 ± 2 °C. The

Open access

Treatment of water-induced curvature of the DSC heat flow rate signal

Applied to fractionated nucleation of polypropylene dispersed in water

Journal of Thermal Analysis and Calorimetry
Authors: Julen Ibarretxe, Gabriël Groeninckx, and Vincent B. F. Mathot

relative humidity or the deviation from the equilibrium conditions) and calculate the total heat flow as the summation of the heat flow due to the evaporation and of the heat flow due to the temperature increase of the sample (through the heat capacity of

Restricted access
Journal of Thermal Analysis and Calorimetry
Authors: Jozef Rychlý, Agnes Lattuati-Derieux, Lyda Matisová-Rychlá, Katarína Csomorová, Ivica Janigová, and Bertrand Lavédrine

in open conditions of ambient air and uncontrolled relative humidity. The aged samples were collected at intervals 6 h, 1, 2, 4, 8, and 16 days, respectively. Visual observations confirmed the increase of the yellowing with time of ageing already

Restricted access
Journal of Thermal Analysis and Calorimetry
Authors: C. Barba, M. Martí, A. Roddick-Lanzilotta, A. Manich, J. Carilla, J. L. Parra, and L. Coderch

and relative humidity (RH) [ 9 ]. The moisture sorption isotherm of keratins has been the subject of several studies and models specially developed for describing the shape of the moisture sorption and desorption. The Vrentas and Vrentas model

Restricted access

fuel (loading, size, and moisture), climate conditions (temperature, relative humidity, rainfall and wind) and topographic conditions (slope and altitude) [ 4 ]. Obviously, these parameters have considerable influences on the fire duration, and

Restricted access

prepared by mixing the dry mix with the required amount of water for about 3 min. After complete mixing, the resultant paste was molded into cubic specimens by using 1 inch cube moulds. The moulds, containing the pastes, were cured in 100% relative humidity

Restricted access

experiments. The animals were housed in 6 cages, 4 animals per cage, under a normal 12 h/12 h light/dark schedule with the lights on at 07:00 a.m. They were kept at room temperature (23 ± 2 °C) with a relative humidity of 55 ± 5% and given standard food and

Open access

thermomechanical samples Ann tannins alone and in mixture with different hardeners were tested dynamically by a thermomechanical analysis (TMA) using plies of total dimensions of 21 × 6 × 0.6 mm, and relative humidity of 8–12% were bonded with the resin

Restricted access

. Results and discussion Thermal stability of sound and archaeological woods TG experiments were performed on the wood samples equilibrated at relative humidity (RH) of 50% and room temperature; the waterlogged woods were dried at

Restricted access