A Methodology to Design Broadband Negative Inductors with Tight Tolerance for Microwave Applications
Introduction. Non-Foster elements (NFEs) mimic behavior of hypothetical negative inductors or capacitors in a certain frequency band. NFEs are used to compensate reactance of conventional inductors and capacitors that allows designing broadband microwave
B. S. Buiantuev +3 more
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La propuesta inmanentista de Amartya Sen para la justicia global
En The Idea of Justice (TIJ) de Amartya Sen se presenta una propuesta para comprender y defender la justicia global, alejada de las teorías de la justicia que se apoyan en el contrato social y en nociones institucionales trascendentales.
J. Francisco Álvarez
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Shape memory compression anastomosis clips in gastrointestinal surgery in dogs
This paper describes clinical experiences with the use of shape memory nickel-titanium (NiTi) clips in gastrointestinal surgery in dogs. Side-to-side small bowel anastomosis was performed in eight dogs where intestinal continuity had to be restored after
P. Holak, Z. Lekston
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Processing of Porous NITI Preforms for NITI/MG Composites
NiTi alloys are successfully used in engineering and medical applications because of their properties, such as shape memory effect, superelasticity or mechanical strength. A composite with Mg matrix, due to its vibration damping properties, can be characterized by low weight and good vibration damping properties.
A. Kucharczyk, K. Naplocha, M. Tomanik
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Objectives: The aim of this study was to compare the simulated canal shaping efficiencies of five different NiTi rotary file systems. Materials and Methods: In the study, 100 transparent resin blocks with J-shaped canals were randomly divided into five ...
Demet Altunbaş, Ömer Bilgin
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Evaluation of Nickel and Chromium Ion Release from Stainless Steel, HANT and NiTi Arch Wires in Two 28-day Time Spans [PDF]
Background: Stainless steel and Nickel Chromium alloys show special mechanical features, which has made them the most common materials for fabrication of orthodontic arch wires.
Sepideh Arab +4 more
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In vitro corrosion behaviour of phenolic coated nickel–titanium surfaces
The biocompatibility of implantable nickel–titanium biomaterials relies on the quality of their surfaces. In this study, nickel–titanium surfaces are coated with phenolic thin films of tannic acid and pyrogallol with the purpose of studying their ...
Simon Longela, Athanasios Chatzitakis
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A method to determine the accuracy of shape setting thin, spirally shaped Nitinol wires
Electric stimulation of the auditory nerve using a cochlear implant (CI) is presumed to be superior when the electrode array (EA) is placed close to the inner wall of the cochlea. Nitinol is investigated as an actuator that enables an intracochlear shape
Ehmann Tim +3 more
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Ajaran Kepemimpinan Niti Sastra dalam Seva Niti
<p>Nitisastra is the teachings of leaders, which also means knowledge that aims to build a state both in terms of governance, governance and community governance. In connection with the development of the state, government and society based on Nitisastra, the teachings of Hinduism can provide moral values from the form of development.
Made Nugi Nugraha +1 more
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Identification of Key Sectors in Nigeria – Evidence of Backward and Forward Linkages from Input-Output Analysis [PDF]
The input-output table provides summary information on the industrial structure of an economy in a specific period. This table contains information on the flow of goods and services between industries and economic sectors.
Dayo Ojaleye, Badri Narayanan
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