نتایج جستجو برای: water absorption and water content

تعداد نتایج: 16978261  

Journal: :جنگل و فرآورده های چوب 0
الیاس افرا دکتری مهرناز اسکندری دانشآموخته دانشگاه علوم کشاورزی و منابع طبیعی گرگان محمد رضا دهقانی فیروزآبادی دانشیار صنایع خمیر و کاغذ، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

this study was conducted to enhance the antimicrobial properties and water absorption of sanitary papers. for this purpose, montmorillonite nano clay with bentonite brand (has a layered structure in which its thickness is nano metric), was processed with homogenizer to achieve a stable colloidal system with nanometer dimensions of particle size. then, different weight levels of raw and homogeni...

ایمانی , بهنوش, شریفی, سهراب, فرحناکی, عسگر, مجذوبی, مهسا,

In this study the effect of different levels of moisture content of maize grits (10, 13, 16 and 19%) as an attribute of physicochemical properties of extruder-derived puffed products, was investigated. The results showed that with increasing maize grits' moisture content, water absorption index (WAI) and water solubility index (WSI) were decreased. Moreover, with changing in feed moisture conte...

Journal: :journal of agricultural science and technology 2009
b. pasban eslam

water deficit is an important factor limiting crop production worldwide. drought stress can be managed by improving the availability of soil moisture conserved and selecting drought tolerant genotypes. several physiological indices including stomatal conductance (kl), relative water content (rwc), leaf temperature (tl) and crop temperature stability (cts) along with yield, its components and se...

Journal: :علوم و تکنولوژی پلیمر 0
سعید کاظمی نجفی مرتضی مصطفی زاده مجید چهارمحالی مهدی تجویدی

the influence of flour content and immersion time in water on the creep behavior of composites made from high density polyethylene (hdpe) waste and mdf (medium density fiberboard) flour was investigated. mixing was carried out by a twin screw extruder and the sample was manufactured by flat hot press. firstly, the modulus of elasticity and bending strength of various mdf flour-polyethylene comp...

2007
Ralph E. Milliken John F. Mustard

The apparent strength of absorptions due to H2O near 1.9 and 3 μm in reflectance spectra is strongly affected by sample albedo. This study uses experimental and analytical approaches to quantify the effects of albedo on estimating the water content of hydrated minerals using various band parameters. We compare spectral band parameters for a series of low-albedo physical and numerical mixtures t...

2013
Neetu Bansal James Vaughan Amiel Boullemant Tony Leong

Mercury has long been recognised as a neurotoxin element for many decades and with its compounds being extremely toxic, is ranked third in the ‘priority list of hazardous substance’ by the United States comprehensive environmental response, compensation, and liability act. In different samples, mercury can exist as either its inorganic or organic forms and this paper will review the methods for...

2015
Shigeaki Ueno Toru Shigematsu Mineko Karo Mayumi Hayashi Tomoyuki Fujii

The effect of high hydrostatic pressure (HHP) treatment on dried soybean, adzuki bean, and kintoki kidney bean, which are low-moisture-content cellular biological materials, was investigated from the viewpoint of water absorption. The samples were vacuum-packed with distilled water and pressurized at 200 MPa and 25 °C for 10 min. After the HHP treatment, time courses of the moisture contents of...

2006
H. N. Dhakal

Hemp fibre reinforced unsaturated polyester composites (HFRUPE) were subjected to water immersion tests in order to study the effects of water absorption on the mechanical properties. HFRUPE composites specimens containing 0, 0.10, 0.15, 0.21 and 0.26 fibre volume fraction were prepared. Water absorption tests were conducted by immersing specimens in a de-ionised water bath at 25 C and 100 C fo...

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