نتایج جستجو برای: absorption isotherms

تعداد نتایج: 136704  

ژورنال: مجله علمی پژوهان 2014
رماوندی, بهمن , شمسی, مریم , عبدالهی, نسیبه ,

Introduction: The increasing environmental pollution by heavy metals caused serious concern due to the carcinogenicity non biodegradability, and biological accumulation properties. The purpose of this study was to investigate the removal of copper as a heavy metal by using camel bone powder from wastewater. Methods: The process of copper absorption by powdered camel bone was performed in l...

2010
G. Alagumuthu V. Veeraputhiran R. Venkataraman

The ability of cynodon dactylon based thermally activated carbon to remove fluoride from aqueous solution has been investigated. The batch adsorption studies were carried out at neutral pH as the functions of contact time, adsorbent dose, adsorbate concentration, temperature and effect of co-anions, which are commonly present in water. The rate of adsorption was rapid during initial 105 minutes...

2017

The term sorption is generally used to describe the initial penetration and the dispersal of the permeant molecules into food matrices (Chirife and Iglesias 1978) and, more generally, into all kinds of polymers (Naylor 1989; Tsujita 1992). This term includes adsorption, absorption into microvoids, and cluster formation. When a food matrix is placed in a humid atmosphere, the relationship betwee...

Journal: :Revista Brasileira de Engenharia Agrícola e Ambiental 2017

Journal: :Journal of Low Temperature Physics 2005

Journal: :journal of physical & theoretical chemistry 2013
f. falaki a. fakhri

methyl orange is one dye resulted from the textile industry. the aim of this study is to test theadsorption capacity of nickel oxide nanoparticles for removing the methyl orange from aqueoussolution. the parameters studied were the effect of temperature, contact time and initial ph ofsolution. results indicate that the removal efficiency of nickel oxide nanoparticles increases withincreasing co...

Journal: :کشاورزی (منتشر نمی شود) 0
محمد غلامی پرشکوهی دانشگاه آزاد اسلامی، واحد تاکستان، دانشیار، گروه ماشین های کشاورزی، تاکستان مجید رشیدی دانشگاه آزاد اسلامی، واحد تاکستان، استادیار گروه ماشین های کشاورزی، تاکستان بابک بهشتی دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، استادیار گروه ماشین های کشاورزی، تهران

moisture sorption isotherms are useful in food dehydration, storage and packaging. because of the complex food composition, experimental measurements are necessary for prediction of the isotherms. moisture sorption isotherms of thompson seedless raisins were determined at 30, 40, 50, 60, 70 and 80?c, using the standard static gravimetric method developed by the european cooperation project cost...

2017
Behnaz Naraghi Fahimeh Zabihi Mohammad Reza Narooie Mahdi Saeidi Hamed Biglari

BACKGROUND AND AIM Water resources pollution control is one of the main challenges of our time for researchers. Colored wastewater discharges caused by textile industry activities has added to the concern. In this study, removal of Acid Orange 7 dye (AO7) using Kenya Tea residue absorbent (granular) has been studied. METHODS This cross-sectional study was conducted in 2016. In this work, init...

Journal: :Hydrogen 2022

We are reporting the synthesis, physicochemical, and hydrogen sorption properties of a novel bcc high entropy alloy Ti0.30V0.25Cr0.10Zr0.10Nb0.25. At room temperature, rapidly absorbs reaching capacity 2.0 H/M (3.0 wt.%) forming dihydride with fcc structure, as confirmed by both synchrotron X-ray diffraction neutron diffraction. The absorption Pressure–Composition Isotherms corroborated prove t...

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