Results 61 to 70 of about 1,619 (101)

Иран және Ресей стратегиялық одақтастар ретінде:тарихы мен қазіргі жағдайы

open access: yesHalyk̦aralyk̦ k̦atynastar ža̋ne halyk̦aralyk̦ k̦u̇k̦yk̦ seriâsì, 2016
Мақала Ресей мен Иран қатынастары жөнінде мол мәлімет береді.Әлемде қазір аймақтық тұрақтылықты қамтамасыз ету саласымен өзара тиімді экономикалық және мәдени әріптестік мақсатындағы байланысты қалыптастыруда бүгінгі таңдағы Иран және Ресей сияқты ...
Р. С. Мырзабекова
doaj  

Электрохимическое осаждение никелевых и композиционных никель-алмазных покрытий из низкотемпературных ацетатно-хлоридных электролитов

open access: yes, 2012
Цель исследования состояла в получении никелевых и никель-алмазных композиционных покрытий из низкотемпературных электролитов и изучении их свойств.
Черник, Александр Александрович   +3 more
core   +1 more source

KINETICS OF ALUMINIUM SPREADING ON NICKEL UNDER BRAZING CONDITIONS

open access: yesВестник Донского государственного технического университета, 2018
Kinetics of aluminium spreading on nikel for brazing condithions is studied. Wetting and flowing (spreading) of aluminium on nickel are investigated. Aluminium is wetted nickel well and flowed limitedly.
A.A. CHULARIS   +2 more
doaj  

Comparative evaluation of fracture resistance of Hyflex EDM OGSF file system, Protaper Ultimate and RACE EVO file system: an in vitro study

open access: yesЭндодонтия Today
INTRODUCTION. The intracanal fracture of nickel-titanium (NiTi) rotary instruments remains a significant procedural concern in endodontics. Advances in metallurgy, manufacturing processes, and geometric design have led to the development of new file ...
N. Maiti   +3 more
doaj   +1 more source

Prioritizing hazardous pollutants in two Nigerian water supply schemes: a risk-based approach. [PDF]

open access: yesBull World Health Organ, 2013
Etchie AT   +5 more
europepmc   +1 more source

Обзор состояния производства никель и хромсодержащих продуктов из вторичных ресурсов

open access: yes
В статье представлен обзор состояния производства никель и хромсодержащих продуктов из вторичных ...
Шарипов, С. Ш.   +3 more
core   +1 more source

The comparative characteristic of disposable rotary nickel-titanium files on the basis of cyclic fatigue and the microscopic analysis

open access: yesЭндодонтия Today, 2020
The problem of a technique of surgical processing of system of root channels remains actual in therapeutic dentistry. Emergence single nickel - titanium rotating tools in dentistry allows to reduce probability of their separation in the root channel.

doaj  

The use of cone beam computed tomography in endodontics (Part III). The instrumental method of treatment of the canal if it contains fragments tool

open access: yesЭндодонтия Today, 2020
Saving teeth and maintaining their function are the main objectives of dentistry. Currently, an increasing number of patients are motivated by the fact that dentists have made every effort to save the tooth.

doaj  

Design features of the rotary endodontic instruments system ProFile

open access: yesЭндодонтия Today, 2020
Design features of the endodontic instrument determine its essential properties. Information about these design features carries inference about instrument properties and makes possible a comparative analysis of instruments with different design. The aim

doaj  

Влияние параметров импульсного электролиза на свойства покрытий сплавом никель–железо

open access: yes
В статье рассмотрены вопросы влияния параметров импульсного электролиза на свойства покрытий сплавом никель ...
Черник, Александр Александрович   +2 more
core   +1 more source

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