نتایج جستجو برای: and micro

تعداد نتایج: 16850358  

In this study, the free vibration analysis of smart vibration control (SVC) systems based on Reddy – Levinson model and modified strain gradient theory is developed. This system consist of a micro beam at middle and two magneto-electro-elastic (MEE) composite micro beams at top and bottom which connected by enclosing elastic medium and simulated by Winkler and Pasternak foundation. The effects ...

Journal: :فصلنامه علمی پژوهشی گیاهان دارویی 0
m moradi department of horticulture, science and research branch, islamic azad university, karaj, iran a mehrafarin medicinal plants research center, institute of medicinal plants, acecr, karaj, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی کرج (islamic azad university of karaj) a qaderi medicinal plants research center, institute of medicinal plants, acecr, karaj, iranسازمان اصلی تایید شده: پژوهشکده‮ ‬گیاهان‮ ‬دارویی‮ ‬جهاد‮ ‬دانشگاهی (institute of medicinal plants) h naghdi badi medicinal plants research center, institute of medicinal plants, acecr, karaj, iranسازمان اصلی تایید شده: پژوهشکده‮ ‬گیاهان‮ ‬دارویی‮ ‬جهاد‮ ‬دانشگاهی (institute of medicinal plants)

background: lemon verbena (lippia citriodora h.b.k.) is an aromatic and medicinal plant of family verbenaceae, which cultivated in the north region of iran. objective: this comparative study was carried out on essential oil content and composition of lippia citriodora h.b.k. from micro-propagated and rooted apical stem cutting plantlets. methods: the micro-propagated plantlets were obtained by ...

Journal: :cell journal 0
chiranjib chakraborty bidyut mallick ashish ranjan sharma garima sharma supriya jagga c george priya doss

objective: druggability of a target protein depends on the interacting micro-environment between the target protein and drugs. therefore, a precise knowledge of the interacting micro-environment between the target protein and drugs is requisite for drug discovery process. to understand such micro-environment, we performed in silico interaction analysis between a human target protein, dipeptidyl...

Journal: :journal of dental biomaterials 0
maryam karandish health policy research center, shiraz university of medical sciences, shiraz, iran department of orthodontics, dental school, shiraz university of medical sciences, shiraz, iran

as it is seen, by passing the evolutionary process of banding of orthodontic attachments to the bonding ones, orthodontics have witnessed many developments, such as application of new adhesives, optimized base designs, new bracket materials, curing methods and more efficient primers. the studies often address the morphological, micro-leakage, and shear bond tests to evaluate bond efficacy. amon...

ژورنال: دانشور پزشکی 2015
جعفری, زینب, جوادی نژاد, شهرزاد, میرزا کوچکی, پروین ,

Background and Objective: The colored compomers are a group of restorative materials that are introduced for filling of primary dentition since 2002. These materials have been used in pediatric dentistry because of their attractive colors and their simple handling properties. But their characteristics have not been evaluated and compared completely. Since a change in the color of these material...

Journal: :علوم دامی ایران 0
لیلا لطفی دانشجوی دکترای تغذیة طیور، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، مجتبی زاغری دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج سعید زین الدینی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج محمود شیوازاد استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج داریوش داوودی استادیار، بخش نانوتکنولوژی پژوهشکدة بیوتکنولوژی کشاورزی ایران

this study was conducted to evaluate the bioavailability of nano and micro sources of manganese in broiler chickens. two hundred and eight, 10-d-old male ross 308 broilers in a completely randomized design with 13 treatments, 4 replications and 4 chicks per replicate were studied for 35 days. during the experimental period, a basal corn-soybean meal diet containing 20 ppm mn (control treatment)...

   Micro-electroactive polymers have wide applications from industry to healthcare. Artificial muscles, microvalves, microswitches, haptic sensing, blood pressure and pulse monitoring are some potential applications for micro-electroactive polymers. The most advantage of micro-electroactive polymers as sensors and actuators is bio-compatibility and low power threshold for large deformations...

Journal: :مهندسی برق و الکترونیک ایران 0
soheil mohamad alizadeh shabestary mohammadreza saeedmanesh ashkan rahimi-kian esmaeil jalalabadi

in this paper, we investigated the necessity and effects of optimal control methods in the stability and performance of a micro-grid that operates in islanded mode. the micro-gird is consisted of a combine heat and power (chp), a capacitor bank (cb), photovoltaic panel (pv) as power generation sources. in addition, battery and the building electricity and thermal load are placed on the load sid...

2003
Yotaro HATAMURA Masayuki Nakao

The author and Dr. Masayuki Nakao have been collaborating with clinicians from collegiate hospitals to develop a series of small three-dimensional structures to meet their special needs. So far, we have: (1) Produced microchips for immunologic tests with 10 micron wide reaction grooves. The microchips reduced the testing time down to a hundredth of that of conventional tests. (2) Developed a me...

Journal: :international journal of advanced design and manufacturing technology 0
mohammad tahmasebipour faculty of new sciences & technologies, university of tehran, tehran, iran *corresponding author y. tahmasebipour micro/nano-manufacturing technologies development laboratory, faculty of new sciences & technologies, university of tehran, iran a. shabani micro/nano-manufacturing technologies development laboratory, faculty of new sciences & technologies, university of tehran, iran m. boujari aliabadi faculty of new sciences & technologies, university of tehran, tehran, iran

the micro wire electrical discharge machining (micro wire-edm) process is a modern machining process with various applications in manufacturing micro-parts. the recast layer remaining on the machined surfaces is an inevitable complication of this process. this layer can subsequently affect the machined parts performance. to optimize the recast layer in the micro wire-edm of the molybdenum micro...

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