Results 1 to 10 of about 3,984,716 (355)

A Systematic Study of the Factors Affecting the Surface Quality of Chemically Vapor-Deposited Diamond during Chemical and Mechanical Polishing [PDF]

open access: yesMicromachines
Diamond surfaces must be of high quality for potential use in semiconductors, optical windows, and heat conductivity applications. However, due to the material’s exceptional hardness and chemical stability, it can be difficult to obtain a smooth surface ...
Zewei Yuan, Zhihui Cheng, Yusen Feng
doaj   +2 more sources

The Prediction and Evaluation of Surface Quality during the Milling of Blade-Root Grooves Based on a Long Short-Term Memory Network and Signal Fusion [PDF]

open access: yesSensors
The surface quality of milled blade-root grooves in industrial turbine blades significantly influences their mechanical properties. The surface texture reveals the interaction between the tool and the workpiece during the machining process, which plays a
Jing Ni   +5 more
doaj   +2 more sources

Socio-economic Importance of Biomaterials in the Transition to the Circular Economy Model [PDF]

open access: yesSHS Web of Conferences, 2021
Research background: The adoption of the 2030 Agenda for Sustainable Development obliges individual countries to take actions aimed at achieving the seventeen goals of sustainable development.
Wojnarowska Magdalena   +2 more
doaj   +1 more source

The river absorption capacity determination as a tool to evaluate state of surface water [PDF]

open access: yesHydrology and Earth System Sciences, 2018
In order to complete a thorough and systematic assessment of water quality, it is useful to measure the absorption capacity of a river. Absorption capacity is understood as a pollution load introduced into river water that will not cause permanent and
P. Wilk   +2 more
doaj   +1 more source

Study on high quality surface finishing technology of pre-spinning nozzle in additive manufacturing

open access: yesXibei Gongye Daxue Xuebao, 2021
Through the simulation of abrasive flow in the inner cavity of the superalloy pre-spinning nozzle made by additive manufacturing, the special abrasive polishing tool is optimized and the surface polishing technology of the inner cavity of typical ...

doaj   +1 more source

Surface Quality Experimental Study on Rotary Ultrasonic Machining of Honeycomb Composites with a Circular Knife Cutting Tool

open access: yesCrystals, 2022
Honeycomb composites (HCs) are diversely employed in aerospace, national defense and other fields owing to their remarkable spatial geometry and excellent mechanical properties. Their complex hexagonal cell structure and heterogeneous material properties
Gang Liu   +5 more
doaj   +1 more source

A Review of Post-Processing Technologies in Additive Manufacturing

open access: yesJournal of Manufacturing and Materials Processing, 2021
Additive manufacturing (AM) technology has rapidly evolved with research advances related to AM processes, materials, and designs. The advantages of AM over conventional techniques include an augmented capability to produce parts with complex geometries,
Xing Peng   +3 more
doaj   +1 more source

Effects of EDM on the Chemical Composition and Microstructure of the Surface Layer of Alnico Alloys [PDF]

open access: yesArchives of Foundry Engineering, 2023
This article deals with the effects of electrical discharge machining (EDM) on the chemical composition and microstructure of cast Alnico alloys, i.e., iron-based alloys composed of aluminum, nickel and cobalt.
D. Bańkowski, P. Młynarczyk, B. Szwed
doaj   +1 more source

PCD tool wear in cutting SiCp/6005Al composites

open access: yesJin'gangshi yu moliao moju gongcheng, 2023
To study the tool wear mechanism of turning SiCp/6005Al and the influence of tool wear on cutting force, cutting temperature and workpiece surface quality, cutting experiments at different speeds V and different feed speeds f were carried out.
Jieqiong LIN, Ru JIA, Yan ZHOU, Yan GU
doaj   +1 more source

Influence of concrete bleeding due to mix proportion on the drilling speed of hardened surface layer

open access: yesAIMS Materials Science, 2021
The significance of micro-destructive testing, which can estimate the durability of reinforced concrete structures with minimal damage and high accuracy, in the investigation and diagnosis of reinforced concrete structures has been increasing. This study
Ayumu Yasue   +4 more
doaj   +1 more source

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