Results 1 to 10 of about 8,959 (166)

Study on the pathogenicity of Pasteurella multocida Type B in large-eared white rabbits [PDF]

open access: yesFrontiers in Microbiology
To investigate the pathogenicity of Pasteurella multocida (Pm) Type B in large-eared white rabbits, the Pm strain C45-2 (C45-2) was used to infect rabbits. The clinical symptoms and post-mortem pathological changes of the rabbits were observed.
Haoran Zhao   +10 more
doaj   +2 more sources

Fatigue behavior of surfaced C45 steel [PDF]

open access: yesJournal of Engineering and Applied Science, 2021
Due to the dynamic loads in power transmission such as automotive, the restoration of axles during maintenance is extensively needed. These parts face two main challenges: wear and fatigue failure loads.
A. A. Sayid   +4 more
doaj   +2 more sources

Sliding properties of anodized aluminium alloy tested in water and hydraulic oil [PDF]

open access: yesScientific Reports
Long operation and efficiency of hydraulic valves are often limited by the construction and design of the chosen valve. Faster switching of control valves can also be achieved by reducing the mass of the moving spool through the use of different ...
Ana Trajkovski   +5 more
doaj   +2 more sources

Flow Curves for C45 Steel at Abrupt Changes in the Strain Path

open access: yesCIRP Annals - Manufacturing Technology, 1988
Many industrial forming processes involve a non-straight strain path. In general, a deviation from a straight strain path is accompanied by a change in the flow curve. The deviations that lead to a reduced flow stress are especially important because they may lead to instability.
Sillekens, W.H.   +2 more
exaly   +3 more sources

Tensile efficiency and fatigue life of similar and dissimilar carbon steel joints subjected to rotary friction welding

open access: yesJournal of Advanced Joining Processes, 2023
Rotary friction welding (RFW) is a solid-state welding method that can address the melting point limitation of other welding types; however, the welded area remains at risk of failure due to fatigue during operation.
Madyan Abduljabbar Marir   +3 more
doaj   +1 more source

A Machine Learning Approach to Forecast International Trade: The Case of Croatia

open access: yesBusiness Systems Research, 2022
Background: This paper presents a machine learning approach to forecast Croatia’s international bilateral trade.
Jošić Hrvoje, Žmuk Berislav
doaj   +1 more source

Analysis of Wear Resistance of Borided Steel C45 [PDF]

open access: yesMaterials, 2020
The wear resistance of diffusion coatings in conditions of specific pressures of 3, 7 and 10 MPa was studied. The boride coatings were prepared by means of diffusion methods using C45 steel as the substrate material. Research on the microstructure and redistribution of chemical elements on wear surface of a borided layer was carried out.
Mykhaylo Pashechko   +2 more
openaire   +2 more sources

Evaluation of Cluster Management Quality Based on Consumer Opinion Sentiment Analysis

open access: yesFoundations of Management, 2021
This article discusses the issue of assessing the quality of cluster management by utilizing Internet customer feedback about companies that are members of clusters.
Młodzianowski Piotr   +1 more
doaj   +1 more source

Artificial intelligence—friend or foe in fake news campaigns

open access: yesEconomics and Business Review, 2023
In this paper the impact of large language models (LLM) on the fake news phenomenon is analysed. On the one hand decent text‐generation capabilities can be misused for mass fake news production.
Węcel Krzysztof   +6 more
doaj   +1 more source

The Effect of Coatings on Cutting Force in Turning of C45 Steel [PDF]

open access: yesMaterials, 2022
This article focuses on the development of a mathematical model of a cutting force that is applicable for coated and uncoated cutting tool inserts and aims to enable more accurate calculation of the cutting force. Two common PVD coatings, AlTiN and TiAlCrN, were used.
Jaroslav Kovalčík   +4 more
openaire   +2 more sources

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