Results 11 to 20 of about 3,278,641 (315)

Study designs: Part 7 – Systematic reviews

open access: yesPerspectives in Clinical Research, 2020
In this series on research study designs, we have so far looked at different types of primary research designs which attempt to answer a specific question.
Priya Ranganathan, Rakesh Aggarwal
doaj   +1 more source

Design of MFI Type Aluminum- and Titanium-Containing Zeolites

open access: yesCrystals, 2021
HZSM-5 (MFI type) of composition (Hx)[Al3+xSi12−xO24] × wH2O and nanocomposites NA/HZSM-5, NA:M/HZSM-5 (NA—nanoscale anatase; M = V, Ni, Ag) with Si/Al = 12, 25, 40, 300 (sp.gr.
Galina M. Kuz’micheva   +2 more
doaj   +1 more source

Design optimization of a vane type pre-swirl nozzle

open access: yesEngineering Applications of Computational Fluid Mechanics, 2021
Pre-swirl system is installed to minimize energy loss between the stationary and rotating parts of turbine secondary air system. Although various optimization studies were conducted to increase the pre-swirl efficiency, most of the studies were focused ...
Jungsoo Lee   +5 more
doaj   +1 more source

Design type air engine Di Pietro

open access: yesEPJ Web of Conferences, 2017
The article presents a pneumatic engine constructed by Angelo Di Pietro. 3D solid models of pneumatic engine components were presented therein. A directional valve is a key element of the control system. The valve functions as a camshaft distributing air
Zwierzchowski Jaroslaw
doaj   +1 more source

Efficient LDPC Encoder Design for IoT-Type Devices

open access: yesApplied Sciences, 2022
Low-density parity-check (LDPC) codes are known to be one of the best error-correction coding (ECC) schemes in terms of correction performance. They have been utilized in many advanced data communication standards for which the codecs are typically ...
Jakub Hyla   +4 more
doaj   +1 more source

Type-selection design system for hydraulic support

open access: yesGong-kuang zidonghua, 2017
In order to facilitate hydraulic support type-selection design for coal mine designers, a type-selection design system for hydraulic support based on B/S model was developed by use of C# language, ASP.NET technology, Visual Studio 2013 system development
LIU Yin, YANG Zhaojian
doaj   +1 more source

Influence Line-Based Design of Scissors-Type Bridge

open access: yesApplied Sciences, 2022
Globally, large-scale natural disasters are occurring more frequently due to climatic and environmental changes. In addition, the disaster risk for infrastructures, mainly bridges, has become a vulnerability issue because reinforced concrete bridge ...
Ichiro Ario   +5 more
doaj   +1 more source

Fire design of arch-type timber roof

open access: yesИнженерно-строительный журнал, 2016
Lattice timber structures, which are made of elements connected by punched steel plates, are widely used for residential and industrial buildings. The main types of the structures are trusses, frames, and arches, which enables covering spans up to 30 m ...
T. Saknite   +4 more
doaj   +1 more source

Informing the Design of an Accessible Arabic Typeface: A Visual Analysis to Identify Letterform Features of Dyslexia-Friendly Typefaces

open access: yesSocieties
Dyslexia-friendly typefaces for the Latin script have been proliferating during the past decade. The typefaces are designed to tackle the challenges faced in a dyslexic reading experience by manipulating their letter forms and typographic attributes ...
Muneera Mohamed Hejres, Amanda J. Tinker
doaj   +1 more source

Practical Design Framework for Lobster-Type Motor Yachts

open access: yesJournal of Eta Maritime Science, 2023
Motor yacht design is a multidisciplinary process that includes qualitative, quantitative, and iterative analyses. There are many personalized design and engineering steps from construction material selection to interior design; therefore, a practical ...
Bülent İbrahim Turan, Mehmet Akman
doaj   +1 more source

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