Rapid Prototyping Journal: Volume 30 Issue 9

Additive manufacturing: a bespoke solution for drug delivery

Moontaha Farin, Jarin Tasnim Maisha, Ian Gibson, M. Tarik Arafat

Additive manufacturing (AM), also known as three-dimensional (3D) printing technology, has been used in the health-care industry for over two decades. It is in high demand in the…

Effect of scanning strategy and laser peening on microstructure and fatigue properties of laser-directed energy deposition-built 15-5 PH stainless steel

Susheel Pandey, Rajeev Srivastava, Christ Prakash Paul, Arun Kumar Rai, Rakesh Narain

The aim of this paper is to study the effect of laser shock peening (LSP) on mechanical behaviour of the laser-directed energy deposition (LDED)-based printed 15-5 PH stainless…

Enhanced strength, toughness and reliability in crab exoskeleton–inspired 3D-printed porous thermoplastics

Özgür Keleş, Eric H. Anderson, Timothy L. Tan, Cheng-Lun Wu, Alp Karakoc

Fused deposition modeling enables multiscale structure control. However, most of this structural space is unexplored. Specifically, the impact of biomimetic porous structures on…

Toward customized flexural properties of additively manufactured architected lattice beams via grading struts cross-section and targeted designed unit cell distributions

Genaro Rico-Baeza, Enrique Cuan-Urquizo, Gerardo I. Perez-Soto, Karla A. Camarillo-Gomez

The purpose of this paper is the study of flexural properties of architected lattice beams composed of modified body-centered cubic (BCC) structures when such are additively…

Multimaterial additive manufacturing of poly-L-lactic acid– hydroxylapatite/graphene oxide scaffold fabricated via vat photopolymerization: experimental investigation, analysis and cell study

Iman Ghaderi, Amir Hossein Behravesh, Seyyed Kaveh Hedayati, Seyed Alireza Alavinasab Ardebili, Omid Kordi, Ghaus Rizvi, Khodayar Gholivand

This study aims to design and implement a multimaterial system for printing multifunctional specimens suitable for various sectors, with a particular focus on biomedical…

Design methodology for fused filament fabrication with failure theory: framework, database, design rule, methodology and study of case

Luis Lisandro Lopez Taborda, Heriberto Maury, Ivan E. Esparragoza

Additive manufacturing (AM) is growing economically because of its cost-effective design flexibility. However, it faces challenges such as interlaminar weaknesses and reduced…

Warpage control in thermoplastic ABS parts produced through material extrusion (MEX)-based fused deposition modeling (FDM)

Yash G. Mittal, Yogesh Patil, Pushkar Prakash Kamble, Gopal Dnyanba Gote, Avinash Kumar Mehta, K.P. Karunakaran

Additive manufacturing (AM) is a layer-by-layer technique that helps to create physical objects from a three-dimensional data set. Fused deposition modeling is a widely used…

A novel approach on artificial aging of nylon 12 powder for laser powder bed fusion

Valentina Vendittoli, Wilma Polini, Michael S.J. Walter, Jakob P.C. Stacheder

This study aims to address challenges in the Laser Powder Bed Fusion process of polymers, focusing on the considerable amount of unsintered powder left post-printing. The…

Processing windows for Al-357 by LPBF process: a novel framework integrating FEM simulation and machine learning with empirical testing

Muhammad Arif Mahmood, Marwan Khraisheh, Andrei C. Popescu, Frank Liou

This study aims to develop a holistic method that integrates finite element modeling, machine learning, and experimental validation to propose processing windows for optimizing…

Effect of process parameters on mechanical and tribological characteristics of FDM printed glass fiber reinforced PLA composites

Rashia Begum S., Vasumathi M., Vigneshwaran Karupaiah, Venkateshwaran Narayanan

Additive manufacturing of polymer composites is a transformative technology that leverages the benefits of both composite material and 3D printing to produce highly customizable…

Improving fatigue behavior of selective laser melted 316 L stainless steel by ultrasonic-assisted burnishing

Daniyal Sayadi, Hossein Rangrizian, Alireza Khodabandeh, Mohammadreza Khosrojerdi, Mohsen Khajehzadeh, Mohammad Reza Razfar

In this study, two postprocessing techniques, namely, conventional burnishing (CB) and ultrasonic-assisted burnishing (UAB), were applied to improve the fatigue behavior of 316 L…

A review on microstructure, mechanical behavior and post processing of additively manufactured Ni-based superalloys

Mustafa Kuntoğlu, Emin Salur, Munish Kumar Gupta, Saad Waqar, Natalia Szczotkarz, Govind Vashishtha, Mehmet Erdi Korkmaz, Grzegorz M. Krolczyk

The nickel-based alloys Inconel 625 and Inconel 718 stand out due to their high strength and corrosion resistance in important industries like aerospace, aviation and automotive…

Applying systems engineering principles to develop an open source laser based metal powder bed fusion system

Magnus Bolt Kjer, Venkata Karthik Nadimpalli, Christian Leslie Budden, David Bue Pedersen

Conventional powder bed fusion systems, with their high costs, proprietary nature and restrictive fees, limit research opportunities. This study aims to unveil an affordable…

Magnetic controlled arc welding technology: a review

Juanyan Miao, Yiwen Li, Siyu Zhang, Honglei Zhao, Wenfeng Zou, Chenhe Chang, Yunlong Chang

The purpose of this study is to optimize and improve conventional welding using EMF assisted technology. Current industrial production has put forward higher requirements for…

Preoperative definition and new concept design of 3D printed buttress model to seal skull base after endoscopic endonasal surgery

Ida Papallo, Domenico Solari, Ilaria Onofrio, Lorenzo Ugga, Renato Cuocolo, Massimo Martorelli, Teresa Russo, Ilaria Bove, Luigi Maria Cavallo, Antonio Gloria

This study aims to integrate design methods and additive manufacturing with the use of a thermoplastic elastomer certified for medical use and reverse engineering towards a new…