Results 41 to 50 of about 423,648 (295)

Aluminum casting antifriction alloys with increased capacity to adaptability of friction surfaces

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2017
The possibility of changing bronze in the manufacture of monometallic cast plain bearings with multicomponent aluminum antifriction alloys is considered.
A. E. Mironov   +4 more
doaj   +1 more source

Plant remains from Middle Bronze Age round houses in north Cork [PDF]

open access: yes, 2014
.pdf file with report describing analysis of archaeobotanical material from Ballynamona 2 and Mitchelstown 1 in north Cork ...
Johnston, Penny
core   +1 more source

Revisiting Stability Criteria in Ball‐Milled High‐Entropy Alloys: Do Hume–Rothery and Thermodynamic Rules Equally Apply?

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
The stability criteria affecting the formation of high‐entropy alloys, particularly focusing in supersaturated solid solutions produced by mechanical alloying, are analyzed. Criteria based on Hume–Rothery rules are distinguished from those derived from thermodynamic relations. The formers are generally applicable to mechanically alloyed samples.
Javier S. Blázquez   +5 more
wiley   +1 more source

The Effect of Steel Electropolishing on the Tribological Behavior of a Steel–Bronze Pair in the Mixed and Boundary Lubrication Regimes

open access: yesLubricants, 2023
Electropolishing at high current densities without agitation of the electrolyte results in a pitting phenomenon that produces dimple-like surface features.
Robert Mašović   +5 more
doaj   +1 more source

A Mesolithic settlement site at Howick, Northumberland: a preliminary report [PDF]

open access: yes, 2003
Excavations at a coastal site at Howick during 2000 and 2002 have revealed evidence for a substantial Mesolithic settlement and a Bronze Age cist cemetery. Twenty one radiocarbon determinations of the earlier eighth millennium BP (Cal.) indicate that the
Bailey, G.   +7 more
core  

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Some Early Bronze Age stone moulds from Scotland [PDF]

open access: yes, 2009
This paper presents details of a number of previously unpublished or relatively inaccessibly published Early Bronze Age stone moulds from Scotland. Viewed in the wider context of Early Bronze Age metalworking in Britain, they are important additions to ...
Cowie, Trevor, O'Connor, Brendan
core  

Packaging of Macroscopic Material Payloads: Needs, Challenges, Concepts, and Future Directions

open access: yesAdvanced Engineering Materials, EarlyView.
This review introduces a unified framework that decomposes any macroscopic packaging system into the payload, packaging material, and packaging strategy and combines them into a conceptual packaging equation: packaging strategy = payload + packaging material.
Venkata S. R. Jampani, Manos Anyfantakis
wiley   +1 more source

Zein‐Based Adhesives: Sustainable Extraction and Application in Bioadhesive Technologies

open access: yesAdvanced Engineering Materials, EarlyView.
Zein is extracted from corn gluten meal using a simple and scalable process with high yield (~90%). The resulting protein is applied in bioadhesives modified with Ca2+ and Fe3+ ions, exhibiting substrate‐dependent adhesion. The findings demonstrate competitive bonding performance and highlight the role of ionic interactions in tuning adhesion ...
Paula Bertolino Sanvezzo   +3 more
wiley   +1 more source

La voz de los cañones: la fundición de Sevilla y el suministro de artillería para las flotas del tesoro (1649-1659)

open access: yesE-Spania
Cet article porte sur la production d’artillerie en bronze à la fonderie royale de Séville destinée à l’approvisionnement des flottes des Indes en armes lourdes au cours des années cinquante du XVIIe siècle.
Francisco Amor Martín
doaj   +1 more source

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