Results 41 to 50 of about 2,206 (301)

Multiscale modeling of powder materials processing for additive manufacturing in inductively coupled plasma

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2023
This article analyzes the approaches to macro- and mesoscale computational modeling of the dynamics of metal powder particles motion in the condensation chamber of a plasma reactor, spheroidization, coagulation, and phase transitions in particles.
I. V. Tsivilsky   +2 more
doaj   +1 more source

Optimization of spheroidization annealing of 50Mn7 steel [PDF]

open access: yes, 2023
Sferoidizacijsko žarjenje je toplotna obdelava, katere namen je sprememba morfologije cementita (Fe3C) v perlitu iz lamelarne v sferično, s tem pa se izboljša preoblikovalnost jekla ter obdelovalnost z odrezovanjem.
Operčkal, Neja
core  

The preparation of spherical metal powders using the high-temperature remelting spheroidization technology

open access: yesMaterials & Design, 2021
In this paper, a novel technology to prepare spherical metal powder was proposed. Several spherical metal powders were fabricated successfully by using the high-temperature remelting spheroidization (HRS) technology.
Qipeng Bao   +4 more
doaj   +1 more source

Modeling the interaction between powder particles and laser heat sources

open access: yesFrontiers in Manufacturing Technology
This study investigates the spheroidization of titanium Ti-6Al-4V powder particles using numerical models developed in Abaqus and OpenFOAM. Spherical particles are crucial in powder-based additive manufacturing due to their superior flowability, packing ...
P. Baloyi   +4 more
doaj   +1 more source

Influence of different initial microstructure on the process of spheroidization in cold forging [PDF]

open access: yes, 2008
In the study, an investigation has been carried out for spheroidization of medium carbon steel (AISI 4140) used in forging industry. Two different spheroidization processes were considered.
Karadeniz, Erdal
core   +1 more source

Cold storage of porcine hepatocyte spheroids for spheroid bioartificial liver [PDF]

open access: yesXenotransplantation, 2019
AbstractBackground and aimsCell‐based therapies for liver disease such as bioartificial liver rely on a large quantity and high quality of hepatocytes. Cold storage was previously shown to be a better way to preserve the viability and functionality of hepatocytes during transportation rather than freezing, but this was only proved at a lower density of
Yi Li   +6 more
openaire   +2 more sources

Manufacturing of Medium Carbon Steel Wires with Improved Spheroidization by Non-circular Drawing Sequence [PDF]

open access: yes, 2014
A non-circular drawing sequence was investigated for manufacturing medium carbon steel wires with improved spheroidization of cementite for better cold workability compared to those produced by the conventional wire drawing.
Hwang, Sun Kwang   +5 more
core   +1 more source

Preparation and properties of TiB2/AlSi10Mg composite powders used for selective laser melting

open access: yesFenmo yejin jishu, 2023
TiB2/AlSi10Mg composite powders used for selective laser melting were prepared by high-energy ball milling and plasma spheroidization, using the AlSi10Mg powders and high purity TiB2 powders as the raw materials prepared by gas atomization.
ZHANG Yamin   +3 more
doaj   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

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