Results 101 to 110 of about 48,973 (314)

Sustainable Approaches to Nanomaterial synthesis Using Mechanical Grinding Methods [PDF]

open access: yesInternational Journal of Industry and Sustainable Development
This study provides a comprehensive examination of the Mechanical Grinding (MG) technique, with a particular emphasis on ball milling as a prominent top-down method for the synthesis of nanomaterials.
Mohamed Bassyouni   +2 more
doaj   +1 more source

Influence of Si Content and Milling Duration on the Microstructure and Mechanical–Tribological Properties of AlCoCrFeNiSi High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Si‐doped AlCoCrFeNi high‐entropy alloys are synthesized by mechanical alloying to reveal the effect of Si content and milling time on phase evolution, microstructural refinement, and tribological behavior. A transition from FCC to BCC structure, significant grain refinement, and enhanced hardness and wear resistance are achieved, with the 4 at% Si ...
Mustafa Okumuş   +2 more
wiley   +1 more source

A holistic integrated dynamic design and modelling approach applied to the development of ultraprecision micro-milling machines

open access: yes, 2009
Ultraprecision machines with small footprints or micro-machines are highly desirable for micro-manufacturing high-precision micro-mechanical components.
Wardle, F, Cheng, K, Huo, D
core   +1 more source

Structural Parameter Analysis and Machining Simulation of Vertical Milling Cutter

open access: yesHangkong gongcheng jinzhan, 2019
Vertical milling is often adopted in manufacturing of complex curved surfaces such as thin-walled blades used in the aerospace, In order to improve the machining efficiency and surface quality, the contact between tool and workpiece is always increased ...
Zhou Xin, Zhang Yukun
doaj   +1 more source

Facile Production Method of PbS Nanoparticles via Mechanical Milling of Galena Ore. [PDF]

open access: yesMicromachines (Basel), 2023
Al-Saqarat BS   +6 more
europepmc   +1 more source

Triple Junctions as Dislocation‐Like Defects: The Role of Grain Boundary Crystallography Revealed by Experiment and Atomistic Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
Grain boundary triple junctions are an essential ingredient of the microstructure of polycrystalline materials. In this study, a triple junction is observed using atomic‐resolution scanning transmission electron microscopy and characterized. Computer simulations reveal that the junction has a dislocation character that is determined by the joining ...
Tobias Brink   +4 more
wiley   +1 more source

In-Depth Understanding of the Impact of Material Properties on the Performance of Jet Milling of Active Pharmaceutical Ingredients

open access: yesPharmaceutics
Background/Objectives: Among different milling techniques, spiral air jet milling can produce finer particles without the use of solvents or additives, thereby improving the bioavailability and content uniformity of the final dosage form.
Viktor Bultereys   +5 more
doaj   +1 more source

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

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