نتایج جستجو برای: thin layer evaporation

تعداد نتایج: 399945  

Journal: :journal of agricultural science and technology 2009
sh rafiee

this paper peresents a mathematical model for the thin layer drying of the viliamz cultivar of soybean. the thin layer drying behaviour of soybean was experimentally investigated and the mathematical modelling performed by using thin layer drying models provided in the literature. experiments were conducted at inlet drying air temperatures of 30, 40, 50, 60 and 70ºc and at a fixed drying air ve...

Asghar Zeini-Isfahani Gholamabbas Parsafar Hassan Sabzyan, Koroush Khosravi Darani,

In this work, a more accurate prediction of liquid evaporation flux has been achieved. The statistical rate theory approach, which is recently introduced by Ward and Fang and exact estimation of vapor pressure in the layer adjacent to the liquid–vapor interface have  been used for prediction of this flux. Firstly, the existence of an equilibrium layer adjacent to the liquid-vapor interface ...

2006
R. J. Westerwaal M. Slaman C. P. Broedersz D. M. Borsa B. Dam R. Griessen A. Borgschulte H. P. Fleischhauer

Mg2NiH4 thin films have been prepared by activated reactive evaporation in a molecular beam epitaxy system equipped with an atomic hydrogen source. The optical reflection spectra and the resistivity of the films are measured in situ during deposition. In situ grown Mg2NiH4 appears to be stable in vacuum due to the fact that the dehydrogenation of the Mg2NiH4 phase is kinetically blocked. Hydrog...

2017
C. Schaefer J. J. Michels P. van der Schoot

Solution-cast, thin-film polymer composites find a wide range of applications, such as in the photoactive layer of organic solar cells. The performance of this layer crucially relies on its phase-separated morphology. Efficient charge-carrier extraction requires each of the components to preferentially wet one of the two electrodes. It is often presumed that the experimentally observed surface ...

2016
Christopher P. Migliaccio H. K. Dhavaleswarapu Suresh V. Garimella C. P. Migliaccio

Thin-film evaporation of heptane in a V-groove geometry is experimentally investigated. The groove is made of fused quartz, and electrical heating of a thin layer of titanium coated on the backside of the quartz substrate provides a constant heat flux. The effects of liquid feeding rate on the temperature suppression in the thin-film region and on the meniscus shape are explored. High resolutio...

Journal: :Antimicrobial agents and chemotherapy 1973
H R Schroeder M F Mallette

The myxomycete Physarum gyrosum was cultured in its plasmodial stage on agar plates containing 0.025 M phosphate buffer at pH 6.5, 2% bakers' yeast, and 0.2% glucose and was supplemented with live Escherichia coli. Extracts of these plasmodia contained several antibiotic substances. Antibiotic materials were partially purified by dialysis of the agar medium-mold mixture, evaporation of the dial...

2015
William Vallejo Carlos Díaz Uribe Carlos Andrés Arredondo Mario Alberto Luna Johann Hernández Gerardo Gordillo

In this work, we presented some complementary studies for In(O,OH)S thin films deposited on AgInS2 thin films to fabricate a new system absorbent-layer/ buffer-layer to be used in tandem and/or in one-junction solar cells. As showed in previous works carried out for us, AgInS2 layers were grown by co-evaporation from metal precursors in a two-step process; and In(O,OH)S thin films were deposite...

آقامحمدی , آذر, بهمنش , فرشته, توفیقی , مریم, حاجیان , کریم اله, زعفری , ماندانا, شربتداران , مجید, عباسی , علیه, کیالاشکی , آتوسا,

Background and purpose: Because of the importance of early diagnosis of cervical cancer and high false negative results of conventional smear method, several studies have been performed to find a more appropriate test in recent years. Fluid-based methods especially thin prep are considered to have the highest potential to reduce the false negative results and to increase the adequacy of speci...

2003
Douglas E. Ott

OBJECTIVE To assess the effects of gas flow during insufflation on peritoneal fluid and peritoneal tissue regarding transient thermal behavior and thin-film evaporation. The effects of laparoscopic gas on peritoneal cell desiccation and peritoneal fluid thin-film evaporation were analyzed. METHODS Measurment of tissue and peritoneal fluid and analysis of gas flow dynamics during laparoscopy. ...

Journal: :Zoology 2011
Matthew D Shawkey Liliana D'Alba Joel Wozny Chad Eliason Jennifer A H Koop Li Jia

Dynamic changes in integumentary color occur in cases as diverse as the neurologically controlled iridiphores of cephalopod skin and the humidity-responsive cuticles of longhorn beetles. By contrast, feather colors are generally assumed to be relatively static, changing by small amounts only over periods of months. However, this assumption has rarely been tested even though structural colors of...

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