3d printing 2021




Intelligent system supporting technological process planning for machining and 3D printing
free download

The study aimed to develop a system supporting technological process planning for machining and 3D printing . Such a system should function similarly to the way human experts act in their fields of expertise and should be capable of gathering the necessary

Recent advances in 3D printing of polyhydroxyalkanoates: a review
free download

In the 21st century, additive manufacturing technologies have gained in popularity mainly due to benefits such as rapid prototyping, faster small production runs, flexibility and space for innovations, non-complexity of the process and broad affordability. In order to meet

3D Printing Surgical Guide for Nonunion: Technique Tip
free download

Arthrodesis in the foot and ankle is sometimes an ideal solution for our patients; unfortunately, this procedure does not come without several potential complications that can prove to be challenging. 1 Even when fusion is successful, poor alignment can cause

An overview of 3D printing technology effect on improving solar photovoltaic systems efficiency of renewable energy
free download

Energy is necessary to conserve it and improve our lifestyle. Today all major production from power is generated from fossil fuels; it is non-renewable and pollutes the environment significantly. Access to clean and renewable energy is crucial for assuring the development Alumina powders with requisite morphology and properties are required for the application in ceramic 3D printing . In this research, the Radio Frequency Plasma Spheroidization technique has been used for obtaining the requisite alumina powders. In this article, the

EFFECT OF 3D PRINTING DIRECTION ON MANUFACTURING COSTS OF AUTOMOTIVE PARTS.
free download

Additive manufacturing is becoming more widespread in many areas of life, for instance, in the transport industry. One of the main reasons for this is the fact that machines, raw materials, and production are getting cheaper and cheaper. In all cases, the production cost

3D Printing of Meat: A New Frontier of Food from Download to Delicious: A Review
free download

3 D printing (3DP) technology, also termed as additive manufacturing (AM), rapid manufacturing, rapid prototyping, freedom fabrication solid freeform fabrication (SFE) is one of the disruptive technologies that create instrumental change in food and agricultural sector

FUSED DEPOSITION MODELLING FOR 3D PRINTING OF SOFT ANTHROPOMORPHIC ACTUATORS
free download

Soft actuators are increasingly gaining attention in the robotics community due to several favourable properties rooted mainly in their inherent compliance. They are safe, can easily grasp different objects, and cheap to manufacture. However, particularly in the case of FDM

Evaluation of Precision of Custom Edentulous Trays Fabricated with 3D Printing Technologies
free download

Purpose: To evaluate the reserved space quantity and printing accuracy of custom edentulous trays produced by two 3D printing methods (fused deposition modeling [FDM] and stereolithography apparatus [SLA]) and to compare them to traditional handmade (HM) Palm oil fuel ash (POFA) was considered as a one of waste product in oil palm industry whereas the abundant of that waste contributed to environmental effects. Strong interest in the development of renewable products to reduce the environmental effects was focus on

Evaluating of dielectric properties of 3D printing materials: ASA and ABS
free download

3D printing is a very widespread technology, which has found its application in a number of regions such as agriculture, aerospace, automotive, healthcare, especially for the possibility of rapid prototyping [ 2]. 3D printing is also currently used for automated production of

METAL 3D PRINTING
free download

This thesis explores metal 3D printing technologies, its advantages, and its applications. The most popular methods of 3D printing metallic materials are powder bed fusion (PBF) methods, direct energy deposition (DED), and binder jetting. The text discusses the main

New Method for the Application of Voxels in Product Design for Multi-Material 3D Printing
free download

Additive manufacturing (AM) and in particular the application of 3D multi material printing offers completely new production technologies thanks to the degree of freedom in design and the simultaneous processing of several materials in one component. Todays CAD

Design and Technological Features of 3D Printing
free download

The repair of agricultural machines and its gearing drives is a an important challenge. Normally, a wide range of machine tools are required for gear replacement manufacturing, which is hard to provide at repair shops of farm garages. The way to temporary replace

Expediancy of development of 3D printing robot in construction
free download

Conclusion. Therefore, the use of an automated system for the construction of buildings is more appropriate than ever. Automation of construction processes makes it possible to reduce the cost and speed them up, and the development of 3D printing technologies There were a number of recent construction methods and materials introduced in the 21st century however, because of lack of data, the implementation of a new construction techniques or a replacement material, the limits of architecture and design have not

A General Fruit Acid Chelation Route for Eco-friendly and Ambient 3D Printing of Metals
free download

Recent advances in metal additive manufacturing (AM) have provided new opportunities for the design of prototypes of metal-based products and personalization of products for the fourth industrial revolution. Although metal AM, which enables fabrication of varied and

Cellulose Bio ink on 3D Printing Applications.
free download

Nanocellulose polymers have played a vital role in biomedical applications and the medical field as a whole and made possible with 3D bio-ink printing. This achievement has made it easy for skin grafting, organ transplants and cancer screening and treatment. The many

Simulation of Printer Nozzle for 3D Printing TNT/HMX Based Melt-Cast Explosive
free download

Fused deposition modelling (FDM) has been one of the most widely used rapid prototyping (RP) technologies, which has been attracted increasing attentions in the world. However, existing literatures about energetic material ow inside the 3D printer nozzle are sparse. ForAbstract Three-dimensional (3D) scanning and printing technologies has proved to be a boon and revolutionized Indian society in recent years. 3D printing is slowly gaining popularity in the fields of forensics due to its capability to provide information in all three axis

Manufacturing of solid dosage forms using pressure-assisted microsyringe 3D printing
free download

For years, patients were viewed as a homogeneous group and selected drug treatment was based on experience from clinical studies. Consequently, individual factors such as age, physiological condition and especially genetic pattern were ignored during the selection of

Makerspace or Managed Service Twin operating models for 3D printing in Libraries
free download

The University of Edinburgh Main Library makerspace-uCreate Studio has been providing 3D printing equipment, advice, training, and support to the University of Edinburgh community since 2017. A non-prescriptive service, free at the point of use and open to all

3D Printing Microfluidic Devices
free download

Mixer: Passive mixers can mix very small volumes of fluids rapidly. Laminar flow in the channels is overcome by the patterns of the channels (4). Gradient: A gradient microfluidic device often begins with two or more inputs and has channels continually branching out to

3D Printing of Flexible and Stretchable Parts using Multiwall Carbon Nanotube/Polyester-based Thermoplastic Polyurethane
free download

This paper reports on the 3D printing of flexible and stretchable parts based on multiwall carbon nanotube (MWCNT)/polyester-based thermoplastic polyurethane (TPU) nanocomposites. The rheological properties of the WCNT/TPU nanocomposites with

3D Printing of High-Strength Water-Soluble Salt Cores Via Layered Extrusion Forming
free download

Core materials with high strength and excellent collapsibility are important 7 for the manufacture of hollow composite structure castings. In this work, a novel 8 technology to fabricate water-soluble Na2SO4-NaCl based salt cores with high strength 9 and low cost by

Inkjet 3D Printing of Polymers Resistant to Fungal Attachment
free download

Inkjet 3D printing is an additive manufacturing method that allows the user to produce a small batch of customized devices for comparative study versus commercial products. Here, we describe the use of a commercial 2D ink development system (Dimatix material printing)

3d Printing of Adsorbents for Increased Productivity in Carbon Capture Applications (3d-Caps)
free download

The 3D-CAPS project aims to increase the productivity (kg CO2/m3hr) of adsorbent based carbon capture technologies by an order of magnitude through structuring, enabled with 3D printing . This productivity increase would allow for a reduction of the size of the adsorbers

3D Printing as Transformation Trigger for Local SMEs
free download

This poster reflects the experiences of the discussions and projects with (mostly) SMEs since 201 but no quantitatively secured results due to different settings and the long-time observation period. 3D printing is currently no transformation trigger for SMEs (Hamburg ca

Quality Control in 3D Printing : Accuracy Analysis of 3D-Printed Models of Patient-Specific Anatomy. Materials 202 1 1021
free download

As comparative data on the precision of 3D-printed anatomical models are sparse, the aim of this study was to evaluate the accuracy of 3D-printed models of vascular anatomy generated by two commonly used printing technologies. Thirty-five 3D models of large

Extrusion-Based 3D Printing of Ceramic Pastes: Mathematical Modeling and In Situ Shaping Retention Approach. Materials 202 1 1137
free download

Extrusion-based three-dimensional ( 3D ) printing methods are preferred and emerging approaches for freely digital fabrication of ceramics due to ease of use, low investment, high utilization of materials, and good adaptability to multi-materials. However, systematic

COMPUTERIZED TECHNIQUES USED FOR 3D PRINTING IN PROSHODONTICS. A SYSTEMATIC REVIEW.
free download

Abstract 3D and 4D printing are cutting-edge technologies for precise and expedited manufacturing of objects ranging from plastic to metal. Recent advances in 3D and 4D printing technologies in dentistry and maxillofacial surgery enable dentists to custom design

Corrigendum to Application of 3D PrintingAssisted Articulating Spacer in Two-Stage Revision Surgery for Periprosthetic Infection after Total Knee Arthroplasty: A
free download

1. L. Kong, J. Mei, W. Ge et al., Application of 3D printingassisted articulating spacer in two- stage revision surgery for periprosthetic infection after total knee arthroplasty: a retrospective observational study, BioMed Research International, vol. 202 Article ID 394863 12

Emerging Trends in 3D Printing in Construction Using Artificial Intelligence
free download

Construction in 3D printing is a process of constructing a defined structure the help of 3D printer equipped with robots and input given by the help of different software. In todays time construction in 3D printing is lacking in technology and inefficient due to immaturity in

Omnidirectional 3D printing of metal micro-architectures via droplet sliding over curved surfaces
free download

As a simple, fast, and green 3D printing method, droplet-based manufacturing is suitable to print various materials to manufacture structures. However, up to now, it has hardly been capable of manufacturing omnidirectional designs with slender horizontal or upside-down

Improvement of Interlayer Adhesion and Heat Resistance of Biodegradable Ternary Blend Composite 3D Printing . Polymers 202 1 740
free download

Poly (lactic acid)(PLA) filaments have been the most used in fused deposition modeling (FDM) 3D printing . The filaments, based on PLA, are continuing to be developed to overcome brittleness, low heat resistance, and obtain superior mechanical performance in

Laser-Assisted 3D Printing of Carbon Fibre Reinforced Plastic Parts With Sandwiching Fibres Between Plastic Layers
free download

A laser-assisted 3D printing process of carbon bre reinforced plastic parts with sandwiching bres between plastic layers was developed to improve the bond strength of the bres to the plastic layers. In this process, the bunded carbon bres were placed on the 3D-printed lower

The effect of 3D Printing technology on primary school students content knowledge, anxiety and interest toward science
free download

Abstract 3D printing (3DP) technology can serve as a powerful learning and educational tool that can support and inspire students creativity. This study investigates the effect of an experimental educational scenario, focused on 3DP and design printing, on students

Study on Mechanical Property and Biocompatibility in Vitro of 3D Printing Tantalum-Niobium Alloy Implants.
free download

Results: The mechanical property test results were that the Tensile Strength, Yield Strength, Elongation, and Vickers hardness of TaNb40 implant was 548±50MPa, 420±30MPa, 40%, and 425HV, respectively, manifesting the two indicators met the requirements of dental Editor Frank J. Rybicki Department of Radiology University of Cincinnati Cincinnati, OH USA ISBN 978-3-030-61992-3 ISBN 978-3-030-61993-0 (eBook) https://doi. org/10.1007/978-3-030

3D Printing of Dual-cell Delivery Titanium Alloy Scaffolds for Improving Osseointegration Through Enhancing Angiogenesis and Osteogenesis
free download

BACKGROUND: The repair of large bone defects is a great challenge for orthopedics. Although the development of three-dimensional (3D) printed metal implants with optimized the pore structure have effectively promoted the osseointegration. However, due to the