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Integrated Simulation Framework for Additively Manufactured Ti-6Al-4V: Melt Pool Dynamics, Microstructure, Solid-State Phase Transformation, and Microelastic Response

Rongpei Shi, Saad Khairallah, Tae Wook Heo, Matthew Rolchigo, Joseph T. McKeown, Manyalibo J. Matthews
2019 JOM: The Member Journal of TMS  
To accelerate the establishment of fundamental understanding of the additive manufacturing (AM) process and its influence on microstructural evolution and related properties, we develop a multiphysics  ...  Using Ti-6Al-4V as a model system, we demonstrate the application of the integrated framework to simulate complex microstructure evolution during a single-track laser powder bed fusion process and the  ...  The temporal evolution and spatial distribution of the three-dimensional temperature field, melt pool geometry, and resulting grain structure and solidification morphology are simulated during a single-layer  ... 
doi:10.1007/s11837-019-03618-1 fatcat:yqrwonnhlnavdm6bp3w3s42uza

A three-stage quality diagnosis platform for laser-based manufacturing processes

Panagiotis Stavropoulos, Alexios Papacharalampopoulos, John Stavridis, Kyriakos Sampatakakis
2020 The International Journal of Advanced Manufacturing Technology  
This paper presents a novel multifunctional, web-based, real-time quality diagnosis platform, in the context of a laser welding application, fused with decision support, data visualization, storing, and  ...  A multisensorial configuration streams image data from the weld pool to the module in which a statistical and geometrical method is applied for selecting the input features for the classification model  ...  Camera-based monitoring allows the spatial resolved observation of the emitted keyhole and weld pool radiation [25] .  ... 
doi:10.1007/s00170-020-05981-9 fatcat:eyi623gg5reafifebwcw5wsv74

Time-resolved x-ray microscopy for materials science [article]

Haidan Wen, Mathew J. Cherukara, Martin V. Holt
2018 arXiv   pre-print
and open new scientific opportunities for x-ray imaging of nanoscale dynamics with the simultaneous attainment of unprecedentedly high spatial and temporal resolutions.  ...  Their upgrades including a significant reduction of the x-ray emittance at storage rings and fully coherent ultrashort x-ray pulses at free electron lasers, will lead to new developments in instrumentation  ...  Real-time monitoring of additive manufacturing Multi-frame ultrafast x-ray projection imaging has been applied to in-situ visualize laser powder bed fusion, an important additive manufacturing process.  ... 
arXiv:1811.03785v1 fatcat:auifa7iz5beejl6vhhqxme6fbq

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

Zhengtao Gan, Orion L Kafka, Niranjan Parab, Cang Zhao, Lichao Fang, Olle Heinonen, Tao Sun, Wing Kam Liu
2021 Nature Communications  
and real-time monitoring and control.  ...  We leverage ultrahigh-speed synchrotron X-ray imaging and high-fidelity multiphysics modeling to identify simple yet universal scaling laws for keyhole stability and porosity in metal 3D printing.  ...  We also thank the Center for Hierarchical Materials Design (CHiMaD), in particular, our ongoing work with Lyle E. Levine has been synergistic. W.K.L., Z.G., O.L.K., and L.  ... 
doi:10.1038/s41467-021-22704-0 pmid:33888724 fatcat:pdezrzfpe5fwrmds5xyo2cuzyu

Artificial Neural Network Algorithms for 3D Printing

Muhammad Arif Mahmood, Anita Ioana Visan, Carmen Ristoscu, Ion N. Mihailescu
2020 Materials  
Additive manufacturing with an emphasis on 3D printing has recently become popular due to its exceptional advantages over conventional manufacturing processes.  ...  This study compiles the advancement of ANN in several aspects of 3D printing. Challenges while applying ANN in 3D printing and their potential solutions are indicated.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/ma14010163 pmid:33396434 pmcid:PMC7795953 fatcat:yfh2anp37fadnfn5eal6d3zilq

Operando X-ray diffraction during laser 3D printing

Samy Hocine, Helena Van Swygenhoven, Steven Van Petegem, Cynthia Sin Ting Chang, Tuerdi Maimaitiyili, Gemma Tinti, Dario Ferreira Sanchez, Daniel Grolimund, Nicola Casati
2019 Materials Today  
Laser based additive manufacturing allows to build a designed shape layer-by-layer, offering versatility and flexibility to many metallurgical sectors.  ...  By performing operando experiments on Ti-6Al-4V with different printing parameters, the temporal evolution of the low and high temperature phases are followed, the heating and cooling rates are measured  ...  Acknowledgements This work was supported by (1) the PREcision Additive Manufacturing of Precious metals Alloys (PREAMPA) project, funded by the ETH board and the Swiss watch and precious metals industry  ... 
doi:10.1016/j.mattod.2019.10.001 fatcat:hpzvzqwcm5hklenmydkys2qo4m

Best of Both Worlds: Synergistically Derived Material Properties via Additive Manufacturing of Nanocomposites

Mia Carrola, Amir Asadi, Han Zhang, Dimitrios G. Papageorgiou, Emiliano Bilotti, Hilmar Koerner
2021 Advanced Functional Materials  
With an exponential rise in the popularity and availability of additive manufacturing (AM), a large focus has been directed toward research in this topic's movement, while trying to distinguish themselves  ...  This is only possible by focusing on synergism and amplification within additive manufacturing of nanocomposites.  ...  The importance of in situ monitoring is summarized in a recent NIST roadmap for polymer-based additive manufacturing.  ... 
doi:10.1002/adfm.202103334 fatcat:bcztu3rji5aq7hjk7mhxzlibsy

Mechanistic models for additive manufacturing of metallic components

H.L. Wei, T. Mukherjee, W. Zhang, J.S. Zuback, G.L. Knapp, A. De, T. DebRoy
2020 Progress in Materials Science  
Additive manufacturing (AM), also known as 3D printing, is gaining wide acceptance in diverse industries for the manufacture of metallic components.  ...  Specifically, the applications of transport phenomena models in the studies of solidification, residual stresses, distortion, formation of defects and the evolution of microstructure and properties are  ...  Rene N5 as shown in Fig. 4-2 [324] . In brief, the temporal and spatial variations of G and R can be obtained through mechanistic models.  ... 
doi:10.1016/j.pmatsci.2020.100703 fatcat:rdsvxo2zjbfnxeotuhytjmcnpy

A Review on Functionally Graded Materials and Structures via Additive Manufacturing: From Multi‐Scale Design to Versatile Functional Properties

Yan Li, Zuying Feng, Liang Hao, Lijing Huang, Chenxing Xin, Yushen Wang, Emiliano Bilotti, Khamis Essa, Han Zhang, Zheng Li, Feifei Yan, Ton Peijs
2020 Advanced Materials Technologies  
Keywords additive manufacturing, functionally graded materials, functionally graded structures, multifunctional properties, multi-scale design  ...  Acknowledgements The authors gratefully acknowledge financial support from the National Natural Science Foundation of China Conflict of Interest The authors declare no conflict of interest.  ...  IR monitoring has been widely used to characterize melt pool geometry and temperature. Recently, Bartlett et al.  ... 
doi:10.1002/admt.201900981 fatcat:ettoacz7indlbjowg3jiqi4jli

Advances in ultrafast laser structuring of materials at the nanoscale

Razvan Stoian, Jean-Philippe Colombier
2020 Nanophotonics  
We will discuss the newest results in surface and volume self-organization, indicating the dynamic interplay between light and matter evolution.  ...  We will argue that the control of material hydrodynamic response is the key to achieve ultimate resolution in laser processing.  ...  Alongside visualization experiments taking advantage of high spatial and temporal resolutions, modeling of the formation of nanoscale structure plays a fundamental role.  ... 
doi:10.1515/nanoph-2020-0310 fatcat:wsvw2dddxnbsjafxdfgglyipk4

Surface Structuring by Laser Remelting (WaveShape): Microstructuring of Ti6Al4V for a Small Laser Beam Diameter and High Scan Speeds

André Temmler, Shan Qi
2021 Micromachines  
In this study, we investigated the evolution of surface topographies on Ti6Al4V for a laser beam diameter of 50 m and scan speeds larger than 100 mm/s.  ...  The appearance of a surface is a crucial characteristic of a part or component. Laser-based micromachining gets increasingly important in generating tailored surface topographies.  ...  The funders had no role in the design of the study; in the collection, analyses, or interpretation of data; in the writing of the manuscript, or in the decision to publish the results.  ... 
doi:10.3390/mi12060660 fatcat:33b46dfpxje2jahp64jskub2i4

Machine Learning and Data Analytics for Design and Manufacturing of High-Entropy Materials Exhibiting Mechanical or Fatigue Properties of Interest [article]

Baldur Steingrimsson, Xuesong Fan, Anand Kulkarni, Michael C. Gao, Peter K. Liaw
2020 arXiv   pre-print
Physics-based models are presented, such as for predicting the ultimate tensile strength (UTS) or fatigue resistance. We devise models capable of accounting for physics-based dependencies.  ...  Such alloys or composites are referred to as high-entropy materials (HEMs) and are here presented primarily in context of structural applications.  ...  Category Sub-Category Selective Laser Melting Electron Beam Melting Wire + Arc Additive Manufacturing System Energy source -Laser -Electron beam -TIG-based -MIG-based -Plasma-based Max.  ... 
arXiv:2012.07583v1 fatcat:nppdy5ivendddpdzihyz65wrsq

Overview of Additive Manufacturing Informatics: "A Digital Thread"

Deborah Mies, Will Marsden, Stephen Warde
2016 Integrating Materials and Manufacturing Innovation  
Additive Manufacturing (AM) has huge promise for manufacturing parts with improved cost and performance compared to traditional subtractive manufacturing methods.  ...  Success requires that data be made available to integrated discovery, data mining, and physics-based simulation tools, enabling timely evaluation of manufactured parts and ensuring a fluid response to  ...  Acknowledgements The authors wish to thank Stuart Dyer and Dr. James Goddin for providing background materials and informative discussions.  ... 
doi:10.1186/s40192-016-0050-7 fatcat:4bsd5jgm3rbq5jkwh4cj7cfm54

3D Bioprinting for Organ Regeneration

Haitao Cui, Margaret Nowicki, John P. Fisher, Lijie Grace Zhang
2016 Advanced Healthcare Materials  
Here we provide an overview of recent advances in 3D bioprinting technology, as well as design concepts of bioinks suitable for the bioprinting process.  ...  It enables precise control over multiple compositions, spatial distributions, and architectural accuracy/complexity, therefore achieving effective recapitulation of microstructure, architecture, mechanical  ...  Acknowledgements This work is supported by NIH Director's New Innovator Award 1DP2EB020549-01, NSF BME program grant # 1510561, NSF MME program grant # 1642186 and March of Dimes Foundation's Gene Discovery  ... 
doi:10.1002/adhm.201601118 pmid:27995751 pmcid:PMC5313259 fatcat:5zeul6s3fvft3ew4iyicifyaqa

Microcomputed tomography–based characterization of advanced materials: a review

L. Vásárhelyi, Z. Kónya, Á. Kukovecz, R. Vajtai
2020 Materials Today Advances  
in developing and verifying computational material models as well.  ...  The key reasons behind this are the versatile, nondestructive nature of micro-CT as a characterization method offering also in situ and in operando possibilities and the fact that micro-CT has become indispensable  ...  Acknowledgment This authors acknowledge the financial support by the Hungarian National Research, Development and Innovation Office through the GINOP-2.3.3-15-2016-00010 and K126065 projects.  ... 
doi:10.1016/j.mtadv.2020.100084 fatcat:u7urfpy6szbqhmouwyfff23x54
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