Results 1 to 10 of about 801,510 (241)

HYGROSCOPIC BALANCE IN PUMPKIN SEEDS [PDF]

open access: yesRevista de Agricultura Neotropical, 2020
The commercial exploitation of pumpkin seeds, at the flour form toasted or to the production of oil, requires knowledge about the activity of water and equilibrium moistures.
Gustavo Soares Wenneck   +5 more
doaj   +2 more sources

Hygromechanical behaviour of wooden panel paintings: classification of their deformation tendencies based on numerical modelling and experimental results

open access: yesHeritage Science, 2023
Wooden panel paintings are among the most important historical and artistic artworks from the Middle Ages and the Renaissance period. Currently, they represent a challenge for conservators and scientists who face complex issues related to their ...
Lorenzo Riparbelli   +9 more
doaj   +1 more source

Calibration of Acoustic Emission Parameters in Relation to the Equilibrium Moisture Content Variations in a Pinus sylvestris Beam

open access: yesApplied Sciences, 2021
Under constant temperature conditions, air relative humidity variations affect hygroscopic objects, such as wood, modifying their moisture content and provoking, at low values, damages and fractures. The parameters (amplitude, counts, and energy) derived
Beatrice Bartolucci   +3 more
doaj   +1 more source

Study on Preparation and Properties of PNIPAm/PPy Hydrogel Hygroscopic Material for Solid Dehumidification System

open access: yesEnergies, 2023
Air-conditioning systems account for 40–60% of the energy consumption of buildings, and most of this figure corresponds to the cooling and dehumidification process of air-conditioning units.
Jinlin Liu   +6 more
doaj   +1 more source

Comportamento higroscópico do extrato seco de urucum (Bixa Orellana L) Hygroscopic behavior of annatto (Bixa Orellana L) dried extract

open access: yesCiência e Agrotecnologia, 2008
Neste trabalho, objetivou-se determinar a higroscopicidade do urucum na forma de extrato seco. Neste estudo foram obtidas as atividades de água do extrato seco de urucum para as temperaturas de 10 a 50ºC e teores de água entre 6 e 22% base úmida.
George Carlos dos Santos Anselmo   +2 more
doaj   +1 more source

On the formation of radiation fogs under heavily polluted conditions [PDF]

open access: yesAtmospheric Chemistry and Physics, 2003
We have studied the effect of gaseous pollutants on fog droplet growth in heavily polluted air using a model that describes time-dependent sulfate production in the liquid phase and thermodynamical equilibrium between the droplets and the gas phase ...
H. Kokkola   +2 more
doaj  

Thermodynamic properties of water desorption of forage turnip seeds

open access: yesActa Scientiarum. Agronomy, 2014
The purpose of this study was to determine the thermodynamic properties of the process of water sorption in forage turnip  seeds. The equilibrium moisture content of forage turnip  seeds was determined by the gravimetric-dynamic method for different ...
Kelly Aparecida Sousa   +4 more
doaj   +1 more source

Desorption isotherms of Lactuca sativa seeds

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental
Lactuca sativa seeds are highly sensitive to climate conditions; thus, they should be stored securely to maintain their qualitative and quantitative characteristics.
Juliana S. Zeymer   +4 more
doaj   +1 more source

Hydrophobicity and performance analysis of beverage and agricultural waste torrefaction for high-grade bio-circular solid fuel

open access: yesCarbon Resources Conversion
Torrefaction is recognized as a high-performance technology for converting raw biomass into high-grade solid biofuel. In this study, hydrophobic and ANOVA analyses were employed to investigate torrefied brewery waste, palm kernel shell, and water ...
Napat Kaewtrakulchai   +5 more
doaj   +1 more source

On sorption hysteresis in wood: Separating hysteresis in cell wall water and capillary water in the full moisture range.

open access: yesPLoS ONE, 2019
Moisture influences most physical wood properties and plays an important role in degradation processes. Like most other porous materials, wood exhibits sorption hysteresis.
Maria Fredriksson   +1 more
doaj   +1 more source

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