... Φ = projection matrix 3D printing scanning strategy laser powder bed fusion optimal control residual stress deformation Remark. Notice that the formulation of the feature-level state-space equation in Eq. (4) and the optimization in Eq. (7) allows a variable number...

... 08 2023 25 01 2024 25 01 2024 26 02 2024 binder jetting additive manufacturing 3D printing microchannel microfluidics microcolumn The ability to create high resolution complex structures has enabled additive manufacturing (AM) to revolutionize some microfabrication...

...Junyu Hua; Yujie Shan; Shaocheng Wu; Huachao Mao 3D-printed blocks with drop coating could work as diffraction gratings while the layer stepping serves as the grooves of the gratings. This paper reports 3D-printed diffraction gratings coated with different resins. A collimated laser...

... composites. The surface texture is generated not only by the abrasive nature of the material but also by the layering phenomenon of 3D printing. For this experiment, all samples were printed at 0.2 mm layer height, and the resultant Ra value of the as-printed samples was 24.89 ± 4.43 (standard deviation, SD...

..., it is possible to 3D print “pure” thermoset polymer, otherwise limited to thermoplastic or highly functionalized co-polymeric thermoset systems. The temperature was maintained below 10 °C to immobilize the polymeric chain at the atomic level. Nanoplatelet (GNP) reinforced SMPE ink was synthesized...

... submission and quality control considerations are also discussed. Finally, this paper presents a future outlook on manufacturing processes used for precision medicine. Unlike other mass production methods for pharmaceutical products, 3D printing allows, in a lower volume, the precise spatial disposition...

.... Email: elwany@tamu.edu 15 12 2021 03 09 2022 06 09 2022 03 11 2022 additive manufacturing 3D printing space gravity microgravity direct write literature review National Aeronautics and Space Administration 10.13039/100000104 80NSSC19K1052...

... viscosity and long curing time, which makes it difficult to manufacture MRE with complex structure, or multifunctional composite. Aiming at the MRE 3D printing dilemmas of material and process issues, a rheology modifier ink preparation method of MRE precursor mixture and a MRE 3D printing process that use...

.... The properties of ink, especially the rheological behaviors, have an important impact on the 3D printing process and the performance of the printed structures. The shear-thinning property of the inks, which refers to that the ink viscosity decreases as the shear stress increases, is critical to DIW printing...

...Jordan Garcia; Robert Harper; Y. Charles Lu Composite products are often created using traditional manufacturing methods such as compression or injection molding. Recently, additive manufacturing (three-dimensional (3D) printing) techniques have been used for fabricating composites. 3D printing...

... . 10.1115/1.4027737 [9] Huang , T. Y. , Sakar , M. S. , Mao , A. , Petruska , A. J. , Qiu , F. , Chen , X. B. , Kennedy , S. , Mooney , D. , and Nelson , B. J. , 2015 , “ 3D Printed Microtransporters: Compound Micromachines for Spatiotemporally Controlled...

... of a suitable solidification rate of printable ink materials constrains the utilization of extrusion-based 3D printing techniques. In this study, the nanoclay yield-stress suspension-enabled extrusion-based 3D printing system has been investigated and demonstrated to overcome solidification rate constraints...

...@chem.tamu.edu Emails: hqin@tamu.edu ; hqin@bio.tamu.edu 23 12 2020 28 03 2021 28 03 2021 30 04 2021 additive manufacturing 3D printing Copper in contaminated water can have detrimental impacts to human health. Copper toxicity caused by contaminated water cannot...

...Frank Livolsi; Thomas May; Dylan Caputo; Kamran Fouladi; Babak Eslami Shape memory polymers (SMP) are used in the three-dimensional (3D) printing field for different applications such as soft robotics or medical devices. Although this technology has expanded the capabilities of additive...

... of the hydrophilic groups, which results in less uniformity of the bubbles [ 35 ]. Overall, with the assistance of the foaming agent, the 3D printed samples gain porous structure, which is preferable for thermal insulation materials. For the future improvement, the better method to control of pore size can...

... June 21, 2019. Assoc. Editor: Hongqiang Chen. 15 01 2019 29 05 2019 29 05 2019 FGM ultrasonic powder SLM horizontal functionally graded materials multiple material 3D printing additive manufacturing Aerospace, automotive, nuclear, and biomedical industries...

...Conrad West; Robert McTaggart; Todd Letcher; Douglas Raynie; Ranen Roy 3D printing offers the opportunity to design and make replacement parts to exacting specifications when needed. This is particularly helpful for space applications where stand-alone replacement mechanisms are required. Samples...

... recycling filament recycling green manufacturing additive manufacturing 3D printing The rapid development and widespread commercialization of three-dimensional (3D) printers have engendered many new manufacturing techniques and applications collectively called additive manufacturing. Using 3D...

...; published online October 10, 2018. Assoc. Editor: Zhijian (ZJ) Pei. 03 07 2018 03 09 2018 multi-material 316 L 3D printing SLM additive manufacturing glass powder feeding ultrasonic Complex full dense parts of different materials can be manufactured by additive...

... OURNAL OF M ANUFACTURING S CIENCE AND E NGINEERING . Manuscript received August 17, 2016; final manuscript received August 28, 2016; published online October 6, 2016. Editor: Y. Lawrence Yao. 17 08 2016 28 08 2016 stereolithography sugar foaming porosity 3D printing scaffold...