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pro vyhledávání: '"wear analysis"'
Autor:
Egor V. Bersenev, Ainur I. Tuzbekov
Publikováno v:
Археология евразийских степей, Iss 3, Pp 47-59 (2024)
The article presents the results of studying the collection of bone artifacts from the Podymalovo-1 settlement in the Bashkir Trans-Urals. The site dates back to the middle and second half of the XIV century. The sample includes 15 items discovered i
Externí odkaz:
https://doaj.org/article/a9a8cf6171d34ea8be16124afcea3fac
Publikováno v:
Tribology in Industry, Vol 46, Iss 1, Pp 1-12 (2024)
Developed High speed-rotating machinery is used in agriculture for various processes. This machinery runs using the tractor PTO operated at variable speed. Operating systems of machinery were depends on the skill of the driver. Due to jerks during op
Externí odkaz:
https://doaj.org/article/d56e3eeae9474ae9b90781ea98c743f4
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Publikováno v:
Documenta Praehistorica, Vol 51 (2024)
This paper presents the richest prehistoric assemblage of ornaments in the Eastern Adriatic discovered to date, found in the Late Upper Palaeolithic layers of Vlakno cave, Croatia. The abundance and multiform of bead types indicate that the site was
Externí odkaz:
https://doaj.org/article/d12d49054a334059acf7760d0ed5ea8d
Publikováno v:
EXARC Journal, Iss 2024/2 (2024)
The pathogenic environment has been a constant shaping presence in human evolution. Despite its importance, this factor has been given little consideration and research. Here, we use experimental archaeology and microscopic analysis to present and su
Externí odkaz:
https://doaj.org/article/00a535f20483414597db05fe6a17512a
Autor:
Ivan V. Molchanov, Ilya A. Valiakhmetov, Anastasia O. Bukacheva, Maksim N. Ankushev, Tatiana S. Malyutina, Dmitry G. Zdanovich, Yuri S. Makurov
Publikováno v:
Археология евразийских степей, Vol 1, Pp 264-284 (2024)
The article introduces into scientific discourse eight stone axes and their fragments from the collections of the Regional State Budgetary Institution of Culture “Chelyabinsk State Historical and Archaeological Museum-Reserve “Arkaim”. The mate
Externí odkaz:
https://doaj.org/article/0bc77b6b21cf4e66930bbb73fed6a06b
Publikováno v:
Swiss Journal of Palaeontology, Vol 143, Iss 1, Pp 1-18 (2024)
Abstract Placodonts were durophagous reptiles of the Triassic seas with robust skulls, jaws, and enlarged, flat, pebble-like teeth. During their evolution, they underwent gradual craniodental changes from the Early Anisian to the Rhaetian, such as a
Externí odkaz:
https://doaj.org/article/bf161751d48d4588a69548330567cdff
Autor:
Muhenad Bilal, Ranadheer Podishetti, Leonid Koval, Mahmoud A. Gaafar, Daniel Grossmann, Markus Bregulla
Publikováno v:
IEEE Access, Vol 12, Pp 124282-124297 (2024)
Ensuring cutting tools are in optimal condition is essential for achieving peak machining performance, given their direct impact on both workpiece quality and process efficiency. However, accurately assessing wear on end mills, especially those with
Externí odkaz:
https://doaj.org/article/244c9aa0911b420a9f857b3e9777f6b2
Publikováno v:
Поволжская археология, Vol 4, Iss 46, Pp 206-222 (2023)
The paper studies stone tools from the Khaltsyneisalya 1 site located on the eastern coast of the Ob Bay on the Gydan Peninsula. The ceramic material found at the site is attributed to the Tiuteisalinsky type of the Lower Ob culture, which was common
Externí odkaz:
https://doaj.org/article/c9fc126f8795473294fccc1264514d63
Publikováno v:
Polymers, Vol 16, Iss 18, p 2666 (2024)
Wear is induced when two surfaces are in relative motion. The wear phenomenon is mostly data-driven and affected by various parameters such as load, sliding velocity, sliding distance, interface temperature, surface roughness, etc. Hence, it is diffi
Externí odkaz:
https://doaj.org/article/219b985012724122b2fc072c61943988