Results 11 to 20 of about 45,371 (298)

Investigation on mechanical properties of nickel open cell metal foam after heat treatment

open access: yesScientific Reports, 2023
This investigation aims to assess the mechanical behavior and energy absorption properties of the open-cell nickel foams. The metal foams produced by electroforming of nickel on PU foams, also a heat treatment has applied to evaporate the PU foam, then a
Y. Shajari, L. Nikzad, M. Razavi
doaj   +1 more source

Investment Casting of AZ91 Magnesium Open-Cell Foams [PDF]

open access: yesArchives of Foundry Engineering, 2023
The process of investment casting of AZ91 magnesium alloy open-cell porosity foams was analysed. A basic investment casting technique was modified to enable the manufacturing of magnesium foams of chosen porosities in a safe and effective way.
H. Kapłon, A. Dmitruk, K. Naplocha
doaj   +1 more source

Preparation and Heat Dissipation Properties Comparison of Al and Cu Foam

open access: yesMetals, 2022
The space holder method, a kind of powder metallurgy method which can avoid the process of melting metal to prepare metal foams, has particular significance in solving the difficulty of preparing metal foams with high melting points.
Yao Huang   +6 more
doaj   +1 more source

Al-Based Metal Foams (AMF) as Permanent Cores in Casting: State-of-the-Art and Future Perspectives

open access: yesMetals, 2020
Metal foams are extremely interesting due to their low density, high specific stiffness, and impact energy/vibration absorption ability. The use of metal foams as permanent cores in casting can be an opportunity to improve the properties of cast ...
Graziano Ubertalli, Sara Ferraris
doaj   +1 more source

Production and Functional Properties of Graded Al-Based Syntactic Metal Foams

open access: yesMetals, 2022
As cellular materials are gaining more ground in the automotive, airplane, and railway industries, the demand for functionally graded metal foams has appeared. In the case of syntactic metal foams, by changing the distribution of the filler material, the
Dóra Károly   +4 more
doaj   +1 more source

Production of Closed-Cell Foams Out of Aluminum Chip Waste: Mathematical Modeling and Optimization

open access: yesMetals, 2022
The main aim of this research is to mathematically describe the influence of the processing parameters of metal foam production from machining chip waste.
Jure Krolo   +3 more
doaj   +1 more source

Comparison on the heat transfer performance and entropy analysis on miniature loop thermosyphon with screen mesh wick and metal foam

open access: yesCase Studies in Thermal Engineering, 2022
Comparison on the heat transfer performance (HTP) of copper screen mesh wick and metal foam inserted evaporator section of miniature loop thermosyphon is experimentally investigated.
Stephen Manova   +7 more
doaj   +1 more source

Stochastic Metallic-Glass Cellular Structures Exhibiting Benchmark Strength [PDF]

open access: yes, 2008
By identifying the key characteristic “structural scales” that dictate the resistance of a porous metallic glass against buckling and fracture, stochastic highly porous metallic-glass structures are designed capable of yielding plastically and inheriting
Demetriou, Marios D.   +4 more
core   +1 more source

In situ CCVD synthesis of carbon nanotubes within a commercial ceramic foam [PDF]

open access: yes, 2005
Consolidated nanocomposite foams containing a large quantity of carbon nanotubes (CNTs) within millimetre-sized pores are prepared for the first time.
Cordier, Anne   +4 more
core   +10 more sources

Pressure Drops in Two-Phase Gas–Liquid Flow through Channels Filled with Open-Cell Metal Foams

open access: yesEnergies, 2021
This paper describes experimental investigations of single-phase and two-phase gas–liquid flow through channels with a diameter of 20 mm and length of 2690 mm, filled with metal foams.
Roman Dyga, Sebastian Brol
doaj   +1 more source

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