نتایج جستجو برای: investment cast

تعداد نتایج: 95293  

Journal: :journal of dental research, dental clinics, dental prospects 0
mahmood robati anaraki department of prosthodontics, faculty of dentistry, tabriz university of medical sciences, farzaneh lotfipour faculty of pharmacy, drug applied research center, tabriz university of medical sciences, tabriz, iran elnaz moslehifard department of prosthodontics, faculty of dentistry, tabriz university of medical sciences, tabriz, iran ali momtaheni private practice pooyan sigari faculty of dentistry, department of oral and maxillofacial surgery, kerman university of medical sciences, kerman, iran

background and aims. current chemical methods may not efficiently disinfect dental stone casts. the aim of this study was to investigate if microwave irradiation is effective for disinfection of stone casts. materials and methods. in this laboratory study, three groups (n = 162) of prepared spherical stone beads as carriers with a diameter of 10 mm were inoculated by separately soaking in three...

ژورنال: مواد پرانرژی 2018

Melt cast explosives have been considered for many applications in grenades, mortars, artillery shells, warheads and antipersonnel mines. The research has been done on the various energetic materials over several decades, such as aromatic compounds with C-NO2, N-NO2, and ONO2 groups, improved the synthesis of compounds, which are currently used in formulations and the preparation of melt cast f...

2006
Salma Kuhlmann

• Since Wilkie’s result [9] (which established that the elementary theory Texp of (R, exp) is model complete and o-minimal), many o-minimal expansions of the reals have been investigated. The problem of constructing nonarchimedean models of Texp (and more generally, of an ominimal expansion of the reals) gained much interest. • In [2] it was shown that fields of generalized power series cannot ...

2013
Jian Sun Jürgen Kosel

The Extraordinary Magnetoresistance (EMR) effect is a change in the resistance of a device upon the application of a magnetic field in hybrid structures, consisting of a semiconductor and a metal. The underlying principle of this phenomenon is a change of the current path in the hybrid structure upon application of a magnetic field, due to the Lorentz force. Specifically, the ratio of current, ...

2005
Victoria Reyes-García Victoria Reyes-Garcia Vincent Vadez

www.ethnobotanyjournal.org/vol3/i1547-3465-03-201.pdf Ethnobotany Research & Applications 3:201-207 (2005) Victoria Reyes-García, ICREA-Institut de Ciència i Tecnologia Ambiental, Universitat Autónoma de Barcelona, 08193 Bellatera, Barcelona, SPAIN. [email protected] Victoria Reyes-Garcia, Vincent Vadez & Tomás Huanca, Sustainable International Development Program, Heller School for Social Po...

Journal: :DSH 2015
Carmen Klaussner John Nerbonne Çagri Çöltekin

The usual focus in authorship studies is on authorship attribution, i.e. determining which author (of a given set) wrote a piece of unknown provenance. The usual setting involves a small number of candidate authors, which means that the focus quickly revolves around a search for features that discriminate among the candidates. Whether the features that serve to discriminate among the authors ar...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده علوم اجتماعی 1389

the study aims to achieve research and testing of hypotheses survey techniques and questionnaires to collect information used. 61 questions in the questionnaire included 15 questions and 46 open questions according to research in the study population, girls and their mothers as the value of different children investment should be. mothers according to the research community benefits from havi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده فنی مهندسی 1385

acknowledge the importance of e-commerce to their countries and to survival of their businesses and in creating and encouraging an atmosphere for the wide adoption and success of e-commerce in the long term. the investment for implementing e-commerce in the public sector is one of the areas which is focused in government‘s action plan for cross-disciplinary it development and e-readiness in go...

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