نتایج جستجو برای: treated films
تعداد نتایج: 550836 فیلتر نتایج به سال:
This paper presents a research framework on loading and unloading process for inter terminal transfer (ITT) operation. Container movement in the transport industry depends on the service provided in the terminal. The complexity of the activities in the process could possibly contribute to potential delays occurred. In this paper, Petri Nets (PN) is introduced as new approach in modeling the con...
Visceral leishmaniasis (VL) is a deadly vector-borne disease that causes an estimated 500 000 new cases a year. In India, Nepal and Bangladesh, VL is caused by Leishmania donovani, which is transmitted from man to man by the sandfly Phlebotomus argentipes. In 2005, these three countries signed a memorandum of understanding to eliminate VL from the region. Integrated vector management is one of ...
Transparent TiO(2) and TiO(2)-ZrO(2) (molar ratio Zr/Ti = 0.1) thin films were produced by low-temperature sol-gel processing from nanocrystalline aqueous based solutions. The structural features and compositions of the films treated at room temperature, 100 degrees C and 500 degrees C were investigated by X-ray diffraction, X-ray photoelectron spectroscopy and thermal analysis. Addition of zir...
We evaporated polycrystalline copper thin films of thickness between 10 and 100nm on silicon substrates with their native oxide under ultra-high-vacuum conditions. Some of them were exposed to air for a period ranging from 1 day to 2 weeks. X-ray photoelectron spectroscopy (XPS) revealed a clean copper surface with a trace of oxygen. These films that were exposed to air presented oxides in the ...
Cold plasma is an innovative strategy to strengthen the polysaccharide-based films characteristics. This study evaluated effects of dielectric barrier discharge (DBD) on hydrophilic character, water vapor permeability (WVP), and tensile properties corn starch-based films. Starch were exposed processing operating at excitation frequency 200 Hz for 10, 15, 20 min. DBD resulted in further enhanced...
BACKGROUND Based on the efficacy of paromomycin ointment and recent ongoing clinical trials of combination of paromomycin and gentamicin, a new physical form of films of the paromomycin and gentamicin was prepared and anti-Leishmania activities of the prepared films were assessed in vitro and in vivo. METHODS Paromomycin 15% and gentamicin 0.5% was incorporated in a film using ethyl cellulose...
− A new method of imaging spectroscopic photometry enabling us to perform the complete optical characterization of thin films exhibiting area non-uniformity in optical parameters is presented. An original imaging spectroscopic photometer operating in the reflection mode at normal incidence is used to apply this method. A CCD camera serves as a detector in this photometer. Therefore the spectral...
zein is one of the best biopolymer for edible film making and sugars are natural plasticizers for biopolymers. in this research, sugars (fructose, galactose and glucose) at three levels (0.5, 0.7, 1 g/g of zein) were used as plasticizers for zein protein films and their water vapor permeability (wvp), oxygen permeability (op) and atomic force microscopy (afm) topography were studied. the pure z...
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