3D PRINTING IEEE PAPERS AND PROJECTS-2020



The 3D printing process builds a three-dimensional object from a computer-aided design model, usually by successively adding material layer by layer, which is why it is also called additive manufacturing



3D Printing in Biomedical Engineering
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The book titled 3D Printing in Biomedical Engineering presents the emerging biomedical applications by clubbing the various aspects of the science and technology. Indeed, the content of this book has opened the various scientific horizons which are proved to beAs of March 1 20 the World Health Organization classified coronavirus disease (COVID-19) as a pandemic, at the time of writing affecting nearly every country and territory across the globe . During this time of social and economic despair, global healthcare Purpose With the aim of sustainability approaches and production of designer 3D food packages, the present work examined the effect of printability of rice husk fractions of different size reduction methods: milled rice husk (MRH) and mixer ground rice huskAdditive manufacturing (AM) is considered the latest technology that creates breakthrough innovations and addresses complex medical problems. This is clearly demonstrated by the promising results obtained in regenerative medicine, diagnosis, implants, artificial tissues

3D Printing of Metal/Metal Oxide Incorporated Thermoplastic Nanocomposites with Antimicrobial Properties
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Three-dimensional ( 3D ) printing has experienced a steady increase in popularity for direct manufacturing, where complex geometric items can be produced without the aid of templating tools, and manufacturing waste can be remarkably reduced. While customized

3D Printing of Anisotropic Bone-Mimetic Structure with Controlled Fluid Flow Stimuli for Osteocytes: Flow Orientation Determines the Elongation of Dendrites
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Although three-dimensional ( 3D ) bioprinting techniques enable the construction of various living tissues and organs, the generation of bone-like oriented microstructures with anisotropic texture remains a challenge. Inside the mineralized bone matrix, osteocytes play Selective laser melting (SLM)-assisted 3D printing was employed to directly fabricate Ni-Fe- based permalloy magnetic shields of fiber optic gyroscopes in spacecraft. Process optimization was conducted for the quantitative analyses of the influences of laser

Improvement of osseointegration by recruiting stem cells to titanium implants fabricated with 3D printing
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Slow and incomplete osseointegration and loss of osseointegration are major problems in dental and bone implants. We designed implants with interconnected 3Dtubulous structures and hypothesized that such interconnecting 3D (I3D) structures would serve as a repository

3D printing cementitious materials containing nano-CaCO3: workability, strength, and microstructure
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The technology of 3D printing concrete has undergone rapid development in the last few years due to its lower environmental impact than that of conventional concrete. To investigate the fresh and the hardened behavior as well as the microstructure of 3D printing

3D Freeform Printing of Nanocomposite Hydrogels Through in situ Precipitation in Reactive Viscous Fluid
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Composite hydrogels have gained great attention as three-dimensional ( 3D ) printing biomaterials because of their enhanced intrinsic mechanical strength and bioactivity compared to pure hydrogels. In most conventional printing methods for composite Three-dimensional ( 3D ) printing is a new approach for additive manufacturing, which is to create a 3D object by forming successive layers of materials by using a 3D printer controlled by a computer . In this way, 3D printing can fabricate products or components with veryBackground ERCP training models are very different in terms of anatomical differences, ethical issues, storage problems, realistic tactile sensation, durability and portability. There is no easy way to select an optimized model for ERCP training. If the ERCP training model The involvement of recent technologies, such as nanotechnology and three-dimensional printing (3DP), in drug delivery has become the utmost importance for effective and safe delivery of potent therapeutics, and thus, recent advancement for oral drug delivery throughBackground For multicenter clinical studies, PET/CT and SPECT/CT scanners need to be validated to ensure comparability between various scanner types and brands. This validation is usually performed using hollow phantoms filled with radioactive liquids. In The adoption of 3D printing poses considerable liability risk to digital designers and fabricators. Traditionally, liability insurance is considered a crucial way for parties to shift their risk. However, in the context of 3D printing uninsurability serve as an obstacle forObjectives The aim of this study was to investigate the accuracy of CAD/CAM-fabricated bite splints in dependence of fabrication method (milling vs 3D printing ), positioning (horizontal vs vertical), selection of material, and method of deviation measurement. Materials and

Polymerizable Oxime Esters: An Efficient Photoinitiator with Low Migration Ability for 3D Printing to Fabricate Luminescent Devices
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The development of novel visible light photoinitiators (PIs) with low mobility for 3D printing will open up new applications for photopolymerization. In this work, a polymerizable visible light PI (DCCA) containing an oxime acryloyl ester structure was designed and synthesized This paper proposed a method for preparing subtle and complex lattice structure Al 2 O 3 ceramic via digital light processing (DLP) 3D printing technology. The solid-phase mass fraction of Al 2 O 3 ceramic slurry and the porosity of the green body reached 52% and 83 Ethylene-vinyl acetate glycidyl methacrylate random terpolymer (EVM GMA, VA= 60 wt%, GMA= 2.9%) was used as a polymeric plasticizer replacing the traditional dioctyl phthalate (DOP) to prepare a polyvinyl chloride (PVC) masterbatch. Polylactic acid (PLA) was applied

Is 3D Printing Safe A Literature Review
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Safety of 3D printing technologies is a major area of concern, as new materials and printing technologies are continuously evolving. Most research on the subject has focused on emissions into the air during printing activity. In the literature, there is an ample amount ofA modeling method of variable stiffness composite structures (VSCSs) with curved fiber trajectories has been developed. The fiber trajectories are aligned in the direction of maximum principal stress, and the VSCSs with variable fiber orientation and the variable

DEVELOPMENT OF 3D PRINTING TECHNOLOGY: MATERIALS, STRUCTURAL ELEMENTS, EQUIPMENT
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ABSTRACT Actuality. Three-dimensional ( 3D ) printing (Construction 3D printing (c3Dp), 3D Construction Printing (3DCP), additive manufacturing) is an advanced manufacturing process that can produce construction component or buildings automatically from a 3D

A Perspective on Using Machine Learning in 3D Bioprinting
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The term 3D bioprinting has been coined to describe 3D printing at the biomedical level In this paper, related machine learning methods used in 3D printing are briefly reviewed and a perspective on how machine learning can also benefit 3D bioprinting is discussed

Evaluating the 3d printing capabilities
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In recent years, with the booming 3D printing industries and applications, the process capability and the specifications for the 3D printers and the associated products have been tightened due to performance and cost competition. Companies are trying to develop theObjectives Detectability experiments performed to assess the diagnostic performance of computed tomography (CT) images should represent the clinical situation realistically. The purpose was to develop anatomically realistic phantoms with low-contrast lesions forA novel metal matrix composite freeform fabrication approach, fiber traction printing (FTP), is demonstrated through controlling the wetting behavior between fibers and the matrix. This process utilizes the fiber bundle to control the cross-sectional shape of the liquid metalWe know that anatomical abnormalities in the pelvic region cause various lower urinary tract symptoms and pelvic floor disorders such as stress incontinence, urge incontinence, urgency, and pelvic organ prolapse. These structures create both static and dynamic Three dimensional ( 3D ) printing technology by direct ink writing (DIW) is an innovative complex shaping technology, possessing advantages of flexibility in fabrication, high efficiency, low cost, and environmental-friendliness. Herein, 3D printing of complex alumina Fused deposition modeling (FDM) is the most widespread 3D printing technology. The primary reasons for this are its simplicity in manufacturing and low cost. The common issue of FDM is an anisotropic property of the extruded layer. Therefore, the mechanical strength Abstract Three-dimensional ( 3D ) printing technology provides an effective alternative for tissue engineering scaffold. In this paper, a composite scaffold composed of polylactic acid (PLA) film and 3D printing scaffold was fabricated which could provide structural and In this research we explore the pedagogical affordances associated with the use of a 3D printer in a middle school classroom (11 12 years old). We introduced the 3D printer in a classroom where no one, including the teacher, had prior knowledge of 3D printing . LessonsWith great interest, I read the article by Xu et al. . The study showed that the 3D technique can reconstruct both the renal collecting system and urinary tract stones, as well as spines and ribs based on the CT scans, which could help to decide the most optimal calyx for

3D printing of polybutadiene rubber cured by photo-induced thiol-ene chemistry: A proof of concept
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Mechanical performance of 3D printed Rubber-likecommercial resins are not comparable to typical vulcanized diene rubbers since they show lower strain at break. In the present work, samples made of liquid butadiene rubber have been photocured by thiol-ene chemistry andBackground Three-dimensional printing (3DP) is an emerging technology used to describe 3D products manufactured on a digital design platform and in a layer by layer fashion. 3D printing technology has appeared as a major technological revolution of the recent years ISBN 978-3-030-23322-8 ISBN 978-3-030-23323-5 (eBook) https://doi. org/10.1007/978-3-030 Nature Switzerland AG This work is subject to copyright. All rights are solely and exclusively

high-fidelity contour shaping of titanium mesh implants for cranioplasty defects using patient-specific molds created with low-cost 3D printing : A case series.
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Background: Cranioplasty is a neurosurgical procedure to repair skull defects. Sometimes, the patients bone flap cannot be used for various reasons. Alternatives include a custom polyether ether ketone (PEEK) implant or titanium mesh; both incur an additional cost. We

Conformal projection printing method to increase the accuracy of 3D printed nails
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Incorporating technologies such as 3D printers and the Internet of things (IoT) can improve the nail art industry by making it more efficient, and, most importantly, safer. It eliminates the need for physical shops such as nail salons. Nail art by 3D printing technology can achieve

The Issue of Regeneration of Metal Powder DLMS 3D Printing
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The subject of the article is a comparison of new and used powder for 3D metal printing . The powder is 316L stainless steel manufactured by Renishaw. The powder used was taken from the RENISHAW AM250 printer after use. Powder manufacturer Renishaw recommends

3D printing manual adapted to people with disabilities
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Page 1. 3D PRINTING MANUAL ADAPTED TO PEOPLE WITH DISABILITIES Beatriz Núñez Pedro Sánchez Paula Puente Page 2. INDEX 1. PRINTER PARTS 2. PRINT FROM SD CARD 3. HOW TO INTRODUCE A NEW FILAMENT 4. EXTRACT THE OLD FILAMENT 5. REMOVAL OF A

Cloud based 3D printing service platform for personalized manufacturing
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Recently, the rapid development of 3D printing technology and continuous breakthroughs in new material technology has increased the application of 3D printing in a wide range of fields, such as automobile industry, medical treatment, education, and food industry

APPLICATION AND RESEARCH ON BUILDING 3D PRINTING
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As a novel category of green construction method, Building 3D Printing has the advantages of material saving, energy-saving, time-saving and customization. Nevertheless, this technology still cannot suffice the practical requirements of large-scale production in the

Biomaterials in 3D Printing : A Special Emphasis on Nanocellulose
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ABSTRACT Aim and Background: The main objective of this review is to highlight nanocellulosic materials in 3D bioprinting. Three-dimensional ( 3D ) bioprinting is on the verge of fabricating the artificial organ and living tissues. For the target construction the Abstract Permanent Rare Earth magnets are becoming more and more important in efficient motors and generators with high energy density. Among them Nd magnets are the most employed, with Nd having higher remanence, high coercivity and energy product

Printability of a Cellulose Derivative for Extrusion-Based 3D Printing : The Application on a Biodegradable Support Material
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Support material plays a leading role in the application of 3D printing to avoid deformation and enhance stability. This study aimed to fabricate the support structure by using hydroxypropyl methylcellulose (HPMC), which has advantages over conventional material Background Personalised medicine aims to optimise patient outcomes by tailoring treatments and interventions to the individual. While this approach can offer a number of benefits, it can be accompanied by significant overheads in terms of resources. ProsthesesConventional 3D printing methods require the addition of a supporting layer in order to accurately and reliably fabricate the desired final product. However, the use of supporting material is not economically viable, and during the process of removing the supporting

Non Newtonian material behaviour in extrusion based 3D printing : Investigation of critical process parameters
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During the last years, the development of processes for 3D printing has been driven forward. Besides optimizing the printing process and developing new types of processes by altering components of the printer for example, research is also being pursued to investigate new An open-source syringe pump has been developed for use in the analytical laboratory. Most pump parts are made on a 3D printer. Other parts (lead screw, guide rods, stepper motor, bearings, electronic components) are purchased in specialized stores. The control panel is

Process based modeling of energy consumption for multi-material FDM 3D printing
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Fused deposition modeling (FDM) is one most cost-effective 3D printing technique for forming complex 3D components based on thermoplastic materials. The energy consumption analysis is one criterion to determine the capacity and sustainability of the

3D Printing : Towards the Future of Oral and Maxillofacial Surgery
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* Corresponding Author: Marwa G Noureldin, Lecturer, Department of Oral and Maxillofacial Surgery, Faculty of Dentistry, Alexandria University, Egypt. This descriptive review focuses on the advanced revolution of the 3D printing technology in the field of oral and maxillofacial Background Fused deposition modeling 3D printing is used in medicine for diverse purposes such as creating patient-specific anatomical models and surgical instruments. For use in the sterile surgical field, it is necessary to understand the mechanical behavior of

ADVANCEMENT IN 3D PRINTING IN BIO MEDICAL FIELD
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Impact Factor- 5.354 www.irjmets.com www.irjmets.com @International Research Journal of Modernization in Engineering, Technology and Science [406] ADVANCEMENT IN 3D PRINTING IN BIO MEDICAL FIELD Ashish Singh* Akash Sharma* Sandeep Singram* Swastik

3D PRINTING SUSTAINABILITY ISSUES, THE CASE OF MULTI MAILBOXES PRODUCTION
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ABSTRACT 3D printing has been recognized as a productive and feasible innovation within the fields of progressed fabricating. In the past few years, a considerable research conducted to advance 3D printing for a better performance in manufacturing. However, the

Choosing Products for Decentralized Manufacturing: Utilizing Recycled 3D Printing Filament in India and Germany
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As additive manufacturing technologies become widely available as desktop 3D printers, opportunities for decentralized manufacturing arise. The goal of the 3-CYCLE project is to produce plastic filament for 3D printing by recycling waste plastics and thus moving towards

Fibre Printer: A Machine to apply 3D printing principles on paper production
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Current trends show an increasing demand for individualized products. These trends are related to terms as Industry 4.0. Therefore, flexible manufacturing processes are required. In recent years, there has been great progress in the field of additive manufacturing processes

Design and 3D Printing Methodologies for Cellulose-based Composite Materials
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A growing awareness of architectures environmental responsibility is encouraging a shift from an industrial age to an ecological one. This shift emphasises a new era of materiality, characterised by a special focus on bio-polymers. The potential of these materials is to

DESIGN, 3D PRINTING AND AUTOMATION OF A MODEL LIGHT DUTY DRILLING MACHINE
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Existing drilling machines are handled manually, and the CNC operated ones are quite bulky and expensive both at procurement and in operation. This study focuses on the design, 3D printing and automation of a portable and easy to use light duty drilling machine

A Case Study in Topology Optimization for 3D Printing
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Topology optimization is a mathematical method that optimizes material layout within a given design space for a given set of loads, boundary conditions, and constraints with the goal of maximizing the performance of the system. The topology optimization is used toMethods were presented to synthesize tricalcium phosphate Ca 3 (PO 4) 2 (TCP), calcium pyrophosphate Ca 2 P 2 O 7 (CPP), and TCP/CPP composites in nonaqueous media in the temperature range 25 300° C. It was shown that solvo-and ionothermal synthesis methods

Praktisk användning av 3D printing efter CT-unders kningar: En litteraturstudie
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