نتایج جستجو برای: powder core

تعداد نتایج: 261330  

Journal: :IEEE Transactions on Microwave Theory and Techniques 1994

2005
JIN HUR JUNG-PYO HONG

This paper aims to develop the 42V BLDC fan motor for hybrid electric vehicle using metal powdered core. So, the influence on a motor design by metal powder is described and the powder is applied as a direct replacement of lamination core. This point is focused upon a comparison of brushless dc motors, built with a powdered stator and Si laminated stator, which also has been redesigned to take ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران 1378

از جمله معروفترین آنتی بیوتیکهای ضدسرطان، می توان به آدریامایسین دانومایسین و اکتینومایسین d اشاره کرد. این داروها در معالجه سرطان از طریق شیمی درمانی مودر استفاده قرار می گیرند. هدف اصلی این داروها در سلول، مولکول dna است . از آنجا که مولکول dna در داخل هسته سلول به صورت برهنه و آزاد نیست بلکه در اتصال با ترکیبات دیگری مثل پروتئین های هسیتونی و غیرهیستونی می باشد، میان کنش این داروها با پروتئی...

2017
M. H. Hancock

Using the PIT method, multifilament wire with different packing strategies has been manufactured. In all, three types of wire have been investigated, a 19-filament configuration using ex-situ powder in an Fe-matrix and two 8-filament configurations in an Fe-matrix applying a copper core, one using in-situ and another using ex-situ powder. The effect on the annealing requirements during mechanic...

2015
Norazlina Mohd Nawi Ida Idayu Muhamad Aishah Mohd Marsin

This study focuses on the impact of different wall materials on the physicochemical properties of microwave-assisted encapsulated anthocyanins from Ipomoea batatas. Using the powder characterization technique, purple sweet potato anthocyanin (PSPAs) powders were analysed for moisture content, water activity, dissolution time, hygroscopicity, color and morphology. PSPAs were produced using diffe...

Journal: :international journal of nanoscience and nanotechnology 2013
m. hashemiravan a. s. mazloom 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...

Journal: :Journal of the Japan Society of Powder and Powder Metallurgy 2013

Journal: :Journal of the Magnetics Society of Japan 2013

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...

1999
P. Kumar V. Pillai

We describe a new technique for the synthesis of ultrahomogeneous nanoparticles of precursor oxalate powder by coprecipitation in the aqueous core of a water-in-oil microemulsion for the preparation of Bi-Pb-Sr-Ca-Cu-0 (2223) oxide superconductor. This process ensures a uniform mixing of metal cations down to a scale of at least 10 nm. This finely dispersed precursor powder results in phase pur...

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