Role of porosity defects in metal 3D printing: Formation mechanisms, impacts on properties and mitigation strategies

S Wang, J Ning, L Zhu, Z Yang, W Yan, Y Dun, P Xue… - Materials Today, 2022 - Elsevier
Abstract Metal 3D printing (3DP), a state-of-the-art manufacturing technology that brings the
potential to fabricate complex structures at low cost and reduced energy consumption, has …

3D printing for membrane desalination: Challenges and future prospects

A Soo, SM Ali, HK Shon - Desalination, 2021 - Elsevier
Recent years have shown a growing interest in the field of 3D printing for applications in the
area of water treatment and desalination. The applications for 3D printing are applicable on …

Universal scaling laws of keyhole stability and porosity in 3D printing of metals

Z Gan, OL Kafka, N Parab, C Zhao, L Fang… - Nature …, 2021 - nature.com
Abstract Metal three-dimensional (3D) printing includes a vast number of operation and
material parameters with complex dependencies, which significantly complicates process …

Data-driven discovery of dimensionless numbers and governing laws from scarce measurements

X Xie, A Samaei, J Guo, WK Liu, Z Gan - Nature communications, 2022 - nature.com
Dimensionless numbers and scaling laws provide elegant insights into the characteristic
properties of physical systems. Classical dimensional analysis and similitude theory fail to …

Linking process parameters with lack-of-fusion porosity for laser powder bed fusion metal additive manufacturing

S Mojumder, Z Gan, Y Li, A Al Amin, WK Liu - Additive Manufacturing, 2023 - Elsevier
Structural defects such as porosity have detrimental effects on additively manufactured parts
which can be reduced by choosing optimal process conditions. In this work, the relationship …

[HTML][HTML] Thermal and mechanical properties of selective laser melted and heat treated H13 hot work tool steel

Y Sun, J Wang, M Li, Y Wang, C Li, T Dai, M Hao… - Materials & Design, 2022 - Elsevier
It is attractive to fabricate molds and dies using additive manufacturing (AM) technology
because the increased freedom of design makes higher cooling efficiency possible …

Experimental and numerical investigation of additively manufactured novel compact plate-fin heat exchanger

J Ning, X Wang, Y Sun, C Zheng, S Zhang… - International Journal of …, 2022 - Elsevier
Plate-fin heat exchanger (PFHX) is one of the vital compact heat exchangers due to its high
heat transfer area per unit volume and promising potentials in industrial applications where …

[HTML][HTML] Underwater additive manufacturing of Ti-6Al-4V alloy by laser metal deposition: Formability, gran growth and microstructure evolution

Y Fu, N Guo, G Wang, M Yu, Q Cheng, D Zhang - Materials & Design, 2021 - Elsevier
No underwater laser additive manufacturing technology has been reported. In this paper, the
underwater thin-walled Ti-6Al-4 V part was built firstly by underwater laser metal deposition …

Microwave co-torrefaction of waste oil and biomass pellets for simultaneous recovery of waste and co-firing fuel

PNY Yek, X Chen, W Peng, RK Liew, CK Cheng… - … and Sustainable Energy …, 2021 - Elsevier
The low bulk density and heating value of biomass pellets limit their application as a co-
firing fuel and a partial substitute fuel for high-efficiency coal boilers. In this study, we …

Forced convection heat transfer: a comparison between open-cell metal foams and additive manufactured kelvin cells

M Sun, G Yan, M Ning, C Hu, J Zhao, F Duan… - … Communications in Heat …, 2022 - Elsevier
The Kelvin cells are normally applied to represent the open-cell metal foams for simulation
due to the similar pore structure. However, the experimental comparison between Kelvin …