Results 41 to 50 of about 66,245 (306)

Building a Framework for Sexual and Reproductive Healthcare in the Rheumatology Context: Content and Approaches

open access: yesArthritis Care &Research, Accepted Article.
People with systemic autoimmune and rheumatic diseases (SARDs) are at higher risk than the general population of experiencing adverse pregnancy and perinatal outcomes such as preeclampsia, intrauterine growth restriction, and maternal and/or fetal death.
Mehret Birru Talabi, Sonya Borrero
wiley   +1 more source

Ultra-Low Power CMOS Readout for Resonant MEMS Strain Sensors

open access: yesProceedings, 2018
This paper presents an ultra-low power, silicon-integrated readout for resonant MEMS strain sensors. The analogue readout implements a negative-resistance amplifier based on first-generation current conveyors (CCI) that, thanks to the reduced number of ...
Marco Crescentini   +5 more
doaj   +1 more source

Mathematical Expressions Useful for Tunable Properties of Simple Square Wave Generators

open access: yesMathematics, 2022
This paper compares two electronically controllable solutions of triangular and square wave generators benefiting from a single IC package including all necessary active elements (modular cells fabricated in I3T 0.35 µm ON Semiconductor process operating
Roman Sotner, Jan Jerabek
doaj   +1 more source

A Versatile Active Block: DXCCCII and Tunable Applications [PDF]

open access: yes, 2014
The study describes dual-X controlled current conveyor (DXCCCII) as a versatile active block and its application to inductance simulators for testing. Moreover, the high pass filter application using with DXCCCII based inductance simulator and oscillator
Alci, M., Ercan, H., Tekin, S. A.
core   +1 more source

Oxide‐Free Titanium Coatings by Wire Arc Spraying in a Silane‐Doped Inert Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
A silane‐doped argon atmosphere enables the production of oxide‐free titanium coatings via twin‐wire arc spraying at ambient pressure. This innovative approach eliminates residual oxygen, creating process conditions that prevent oxidation and nitride formation.
Manuel Rodriguez Diaz   +4 more
wiley   +1 more source

Electrical Nonlinearity Emulation Technique for Current-Controlled Memristive Devices

open access: yesIEEE Access, 2017
Emerging memristor technology is recently drawing widespread attention due to its potential for diverse applications. Due to the lack of real solid-state memristive devices, there have been many initiatives to develop memristor emulators to study their ...
Abdullah G. Alharbi   +3 more
doaj   +1 more source

Winner-Take-All and Loser-Take-All Circuits: Architectures, Applications and Analytical Comparison

open access: yesChips, 2023
Different winner-take-all (WTA) and loser-take-all (LTA) circuits are studied, and their operations are analyzed in this review. The exclusive operation of the current conveyor, binary tree, and time-domain WTA/LTA architectures, as the most important ...
Ehsan Rahiminejad, Hamed Aminzadeh
doaj   +1 more source

A design principle for improved 3D AC electro-osmotic pumps

open access: yes, 2008
Three-dimensional (3D) AC electro-osmotic (ACEO) pumps have recently been developed that are much faster and more robust than previous planar designs.
Damian Burch   +2 more
core   +1 more source

Analysis and optimization of material flow inside the system of rotary coolers and intake pipeline via discrete element method modelling [PDF]

open access: yes, 2018
There is hardly any industry that does not use transport, storage, and processing of particulate solids in its production process. In the past, all device designs were based on empirical relationships or the designer's experience.
Hlosta, Jakub   +5 more
core   +2 more sources

A Knowledge‐Based Approach for Understanding and Managing Additive Manufacturing Data

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing processes generate a large amount of data. Effectively managing, understanding, and retrieving information from this data remains a major challenge. Therefore, we propose an ontology‐based approach to integrate heterogeneous data, enable semantic queries, and support decision‐making.
Mina Abd Nikooie Pour   +5 more
wiley   +1 more source

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