Results 31 to 40 of about 484,109 (357)

INVESTIGATION OF SURFACE ROUGHNESS CHARACTERISTICS OF FACE MILLING

open access: yesCutting & Tools in Technological System, 2019
Surface quality and accuracy affect the integrity and lifetime of machine parts and the operational requirements of the structural (or assembly) units. These are the reasons that the expected surface roughness must be planned based on the operational requirements of the parts.
Nagy, Antal, Kundrak, Janos
openaire   +3 more sources

Improvement of face mill design for finishing flat surface parts

open access: yesТехнічна інженерія
The quality machined surface parts depends on the kinematics cutting process, the processing mode, structural and geometric parameters of the cutting tool, etc.
H.M. Vyhovskyi   +3 more
doaj   +1 more source

Dataset demonstrating physical properties of recycled wind turbine blade composites

open access: yesData in Brief, 2018
Wind turbine blades that face end-of-life recycled mechanically. The recycled material was first comminuted via a hammer-mill through a range of varying screen sizes, resinated and compressed to a final thickness to manufacture second generation ...
Seyed Hossein Mamanpush   +3 more
doaj   +1 more source

System-structural approach to improving the design of cutting tools

open access: yesТехнічна інженерія, 2023
This article presents a systematic analysis, which involves the study of a cutting tool, its elements, and the relationships between them. An element-by-element analysis of the operating conditions of face mills is presented, where such components as the
L.Ye. , N.О. , P.P. , О.L. , H.M.
doaj   +1 more source

Assessment of Respiratory Symptoms and Pulmonary Function Status among Workers of Flour Mills in Addis Ababa, Ethiopia: Comparative Cross-Sectional Study

open access: yesPulmonary Medicine, 2018
Background. Flour dust in the respiratory tract affects lung function. Flour dust is a heterogeneous organic substance which can have a tendency to cause respiratory ailments.
Dessalegn Demeke, Diresibachew W. Haile
doaj   +1 more source

Data on the mechanical properties of recycled wind turbine blade composites

open access: yesData in Brief, 2018
Wind turbine blades that face end-of-life recycled mechanically. The recycled material was first comminuted via a hammer-mill through a range of varying screen sizes, resonated (polymeric Methylene diphenyl isocyanate (pMDI)) and then hand-formed and hot
Seyed Hossein Mamanpush   +3 more
doaj   +1 more source

Eavesdropping Twitter: What students really think about writing centers [PDF]

open access: yes, 2017
In recent decades, writing centers have moved from the margins of campus power toward the center (Essid 2014). Because our connections to professors and administrators have increased, students may be less likely to speak freely during consultations, on ...
Leary, Chris
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Assessment of Noise Exposure and Hearing Loss Among Workers in Textile Mill (Thamine), Myanmar: A Cross-Sectional Study

open access: yesSafety and Health at Work, 2020
Background: In a wide range of industries, noise-induced hearing loss remains one of the most prevalent occupational problems. This study aimed to assess the noise exposure level and associated factors of hearing loss among textile workers in Yangon ...
Aung K. Zaw   +6 more
doaj   +1 more source

Retractions in Rheumatology: Trends, Causes, and Implications for Research Integrity

open access: yesArthritis Care &Research, EarlyView.
Objective We aimed to describe the trends and main reasons for study retraction in rheumatology literature. Methods We reviewed the Retraction Watch database to identify retracted articles in rheumatology. We recorded the main study characteristics, authors’ countries, reasons for retraction, time from publication to retraction, and trends over time ...
Anna Maria Vettori, Michele Iudici
wiley   +1 more source

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