نتایج جستجو برای: water film

تعداد نتایج: 635016  

Journal: :Nanoscale 2015
Alireza Kargar Justin S Cheung Chin-Hung Liu Tae Kyoung Kim Conor T Riley Shaohua Shen Zhaowei Liu Donald J Sirbuly Deli Wang Sungho Jin

We report successful growth of a uniform and scalable nanocomposite film of Fe2O3 nanorods (NRs) and NiOx nanoparticles (NPs), their properties and application for enhanced solar water reduction in neutral pH water on the surface of p-Si photocathodes.

Journal: :Physics in Medicine and Biology 2000

2015
Inhwan J. Yeo Anthony Teran Abiel Ghebremedhin Matt Johnson Baldev Patyal

Radiographic film dosimetry suffers from its energy dependence in proton dosimetry. This study sought to develop a method of measuring proton beams by the film and to evaluate film response to proton beams for the constancy check of depth dose (DD). It also evaluated the film for profile measurements. To achieve this goal, from DDs measured by film and ion chamber (IC), calibration factors (rat...

Ashkan Hosseini Jamshid Mohammadi Rovshandeh, Kamel Ekhlasi Kazaj Peyman Pouresmaeel Selakjani

The wheat straw as abundant lignocellulosic resource was successfully undergone in a benzylation reaction and plasticized with different contents (2.5, 3, 5 and 7 wt. %) of glycerol and stearic acid.The effect of type and concentration of plasticizers on the mechanical, thermomechanical, morphological and water absorption properties of Benzylated Wheat Straw (BWS) was investigated ...

Journal: :journal of medical signals and sensors 0
keivan jabbari hossein saberi anvar mohammad bagher tavakoli alireza amouheidari

background: the monte carlo method is the most accurate method for simulation of radiation therapy equipment. the linear accelerators are currently the most widely used machines in radiation therapy centers. methods: in this work, a monte carlo modelling of the siemens oncor linear accelerator in 6 mv and 18 mv beams was performed. the results of simulation were validated by measurements in wat...

2016
Luca Brillante Nicola Belfiore Federica Gaiotti Lorenzo Lovat Luigi Sansone Stefano Poni Diego Tomasi

Viticulture is widely practiced in dry regions, where the grapevine is greatly exposed to water stress. Optimizing plant water use efficiency (WUE) without affecting crop yield, grape and wine quality is crucial to limiting use of water for irrigation and to significantly improving viticulture sustainability. This study examines the use in vineyards of particle film technology (engineered kaoli...

Journal: :journal of chemical health risks 0
h. safari maznabi msc student, food science and technology division, faculty of agriculture, damghan branch, islamic azad university, damghan, iran a. reza mohammadinafchi biopolymer research group, food science and technology division, faculty of agriculture, damghan branch, islamic azad university, damghan, iran

barrier properties are one of the most important factors in the edible film. in this study, edible mungbean films were prepared containing (0%, 15%, 30%, 45%) concentrations of rosemary aqueous extract. then the effect of rosemary was investigated on colorimetric and barrier properties (water vapor permeability, oxygen permeability). rosemary extract increased the absorption of color in the vis...

2011
Petra Ditsche-Kuru Erik S Schneider Jan-Erik Melskotte Martin Brede Alfred Leder Wilhelm Barthlott

Superhydrophobic surfaces of plants and animals are of great interest for biomimetic applications. Whereas the self-cleaning properties of superhydrophobic surfaces have been extensively investigated, their ability to retain an air film while submerged under water has not, in the past, received much attention. Nevertheless, air retaining surfaces are of great economic and ecological interest be...

Journal: :Journal of pharmaceutical sciences 2004
Zhiyong Gu Paschalis Alexandridis

The drying of hydrogel films formed by Poloxamer 407 poly(ethylene oxide)-poly(propylene oxide)-poly(ethylene oxide) amphiphilic block copolymer was investigated at various air relative humidity (RH) conditions ranging from 11 to 97%. Initially, the amount of water lost increased linearly with the drying time. After this linear region (stage I), a nonlinear behavior was observed (stage II). The...

ارومیه‌ای, عبدالرسول, تاجیک, حسین , رضوی روحانی, سید مهدی, مهدی زاده , تورج ,

Background & Aims: Biocompatible packaging based on edible films containing active agents used in food to improve quality, extending product shelf life and reducing the risk of pathogen growth . The objective of this study was to prepare composite films from chitosan and starch containing 0, 0.5, 1 and 2% pomegranate pell extract (PPE) and to evaluate their antimicrobial, antioxidant and optica...

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