نتایج جستجو برای: encapsulation

تعداد نتایج: 12440  

A. S. Mazloom M. Hashemiravan N. Farhadyar

In this study, blueberry essential oil as a core material was microencapsulated with Inulin and β-cyclodextrin at a ratio of 1:5 (core: wall). Oil in water nano-emulsions were prepared by ultrasonic liquid processors and then transformed to encapsulate powder in spray dryer. Dried powder was stored at 4 ˚C in refrigerator for determining moisture, encapsulation efficiency and morphology prop...

2015
Thierry Vandamme

1 In the past few years, considerable advances of basic and application researches have taken place in the field of pharmaceutics. The newly recognized research thrust on nanoand microencapsulation is expected to have a revolutionary impact on the human health. To do this, considerable interest has been devoted towards the design of new drug delivery systems with the aim to specifically target ...

1995
Stuart Kent Ian Maung

* Now with: Department of Computer Science, University of Warwick, Coventry CV4 7AL, England. Abstract A notion of object ownership is introduced as a solution to difficult problems of specifying and reasoning about complex linked structures and of modeling aggregates (composite objects). Syntax and semantics are provided for extending Eiffel with language support for object ownership annotatio...

2009
Christine Wandrey Artur Bartkowiak Stephen E. Harding

2000
Jesse Walker Jesse R. Walker

The IEEE 802.11 standard [1] defines the Wired Equivalent Privacy, or WEP, encapsulation of 802.11 data frames. The goal of WEP is to provide data privacy to the level of a wired network. The 802.11 design community generally concedes that the WEP encapsulation fails to meet its design goal, but widely attributes this failure to WEP’s use of 40-bit RC4 (see [2] or [3] for a description of RC4) ...

2000
Jesse Walker Jesse R. Walker

The IEEE 802.11 standard [1] defines the Wired Equivalent Privacy, or WEP, encapsulation of 802.11 data frames. The goal of WEP is to provide data privacy to the level of a wired network. The 802.11 design community generally concedes that the WEP encapsulation fails to meet its design goal, but widely attributes this failure to WEP’s use of 40-bit RC4 (see [2] or [3] for a description of RC4) ...

Nowadays rising consumer concern on the safety of synthetic chemical food preservatives is a reason for finding natural new antimicrobial agents, especially among the components of medicinal plants such as Essential Oils (EOs). However, most EOs are sensitive to oxygen, light, and temperature and can be easily degraded. Some EOs have strong taste, flavor, and affect the organoleptic charact...

Journal: :Journal of visualized experiments : JoVE 2015
Lu Xu Qiwen Shen Zhongqi Mao L James Lee Ouliana Ziouzenkova

Cell encapsulation was developed to entrap viable cells within semi-permeable membranes. The engrafted encapsulated cells can exchange low molecular weight metabolites in tissues of the treated host to achieve long-term survival. The semipermeable membrane allows engrafted encapsulated cells to avoid rejection by the immune system. The encapsulation procedure was designed to enable a controlled...

Journal: :Nature communications 2014
Zhi Wei Seh Jung Ho Yu Weiyang Li Po-Chun Hsu Haotian Wang Yongming Sun Hongbin Yao Qianfan Zhang Yi Cui

Fully lithiated lithium sulphide (Li2S) is currently being explored as a promising cathode material for emerging energy storage applications. Like their sulphur counterparts, Li2S cathodes require effective encapsulation to reduce the dissolution of intermediate lithium polysulphide (Li2Sn, n=4-8) species into the electrolyte. Here we report, the encapsulation of Li2S cathodes using two-dimensi...

2014
Alexander Yulaev Alexey Lipatov Alexander Sinitskii Andrei Kolmakov

The encapsulation of objects with protective layers is employed in anticorrosive coatings of the metals [1], conformal coatings in microelectronics [2], micro encapsulation of chemicals for drug delivery [3] and etc. In many research and histological practices the microscopy access to the coated sample is desirable. We report here on facile methodology for immobilization and encapsulation of ob...

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