[HTML][HTML] Necking mechanism under various sintering process parameters–a review

MR Mazlan, NH Jamadon, A Rajabi, AB Sulong… - journal of materials …, 2023 - Elsevier
The process of sintering involves applying pressure and heat to the materials without
melting them in order to fuse the particles together into a solid mass. The fusion between the …

[HTML][HTML] Cracking in laser additively manufactured W: Initiation mechanism and a suppression approach by alloying

D Wang, Z Wang, K Li, J Ma, W Liu, Z Shen - Materials & design, 2019 - Elsevier
Cracking represents the main challenge for exploiting tungsten in additive manufacturing. In
this study, laser powder-bed-fusion technique was applied to additively manufacture …

Additive manufacturing of tungsten using directed energy deposition for potential nuclear fusion application

J Xie, H Lu, J Lu, X Song, S Wu, J Lei - Surface and Coatings Technology, 2021 - Elsevier
Building better nuclear fusion equipment with reduced cost is important for a sustainable
society. In this study, pure tungsten is deposited on different steel substrates by directed …

In situ oxide dispersion strengthened tungsten alloys with high compressive strength and high strain-to-failure

L Huang, L Jiang, TD Topping, C Dai, X Wang… - Acta materialia, 2017 - Elsevier
In this work a novel process methodology to concurrently improve the compressive strength
(2078 MPa at a strain rate of 5× 10− 4 s− 1) and strain-to-failure (over 40%) of bulk tungsten …

Analysis of shielding performance of radiation-shielding materials according to particle size and clustering effects

SC Kim - Applied Sciences, 2021 - mdpi.com
In the field of medical radiation shielding, there is an extensive body of research on process
technologies for ecofriendly shielding materials that could replace lead. In particular, the …

Selective laser melting and remelting of pure tungsten

Z Xiong, P Zhang, C Tan, D Dong… - Advanced Engineering …, 2020 - Wiley Online Library
The processing of pure tungsten encounters a substantial challenge due to its high melting
point and intrinsic brittleness. Selective laser melting (SLM) technique is gaining popularity …

Study on sintering mechanism for extrusion-based additive manufacturing of stainless steel through molecular dynamics simulation

F Wang, S You, D Jiang, F Ning - Additive Manufacturing, 2022 - Elsevier
Unlike conventional metal powder based additive manufacturing (AM) technology, a Printing-
Debinding-Sintering (PDS) process that adopts polymer-based filaments with highly filled …

Microstructure refinement and mechanical properties improvement in the W-Y2O3 alloys via optimized freeze-drying

W Hu, Z Dong, H Wang, T Ahamad, Z Ma - International Journal of …, 2021 - Elsevier
Abstract Oxide-dispersion-strengthened (ODS) tungsten based alloys with high performance
were synthesized by optimized freeze-drying with PVP and PEG polymer dispersant …

Synthesis and characterization of nano TiC dispersed strengthening W alloys via freeze-drying

W Hu, X Kong, Z Du, A Khan, Z Ma - Journal of Alloys and Compounds, 2021 - Elsevier
In order to synthesize carbide dispersion strengthened tungsten (CDS-W) with high
performance, the W-(0, 0.2, 0.5, 1.0 wt%) TiC alloys were synthesized by novel freeze-drying …

Preparation of ultra-fine grain W-Y2O3 alloy by an improved wet chemical method and two-step spark plasma sintering

Z Dong, N Liu, Z Ma, C Liu, Q Guo, Y Liu - Journal of Alloys and …, 2017 - Elsevier
The Y 2 O 3 doped tungsten composite powder was synthesized via an improved chemical
method where the polymeric surfactant Polyvinyl Pyrrolidone (PVP, K17) addition and …