EXPERIMENTAL OPTIMIZATION OF AERODYNAMIC DRAG COEFFICIENT OF A MINIBUS MODEL WITH NON-SMOOTH SURFACE PLATE APPLICATION by CIHAN BAYINDIRLI, MEHMET CELIK

“… In this study non-smooth surface plate application was experimentally investigated to flow control around a scaled minibus model in a wind tunnel. 1/15 scaled minibus model and non-smooth surface plate were designed in SolidWorks® Cad program and produced in 3-D printer. It was focused on decrease of drag coefficient of vehicle with non-smooth surface plate by reducing flow separation. …”
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An open‐source LED lamp for use with the LI‐6800 photosynthesis system by Aarón I. Vélez‐Ramírez, Juan de Dios Moreno, Uriel G. Pérez‐Guerrero, Antonio M. Juarez, Hector Castillo‐Arriaga, Josefina Vázquez‐Medrano, Ilane Hernández‐Morales

“…Conclusions The lamp can be built using a basic electronics lab and a 3D printer. Calibration instructions are supplied and only require equipment commonly available at plant science laboratories. …”
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Intuitive stent simulation with internal cavity airway models created by a consumer-grade three-dimensional printer: A case series by Naoya Kitamura, Toshihiro Ojima, Yoshifumi Shimada, Keitaro Tanabe, Ryo Yokoyama, Naru Kitade, Koichiro Shimoyama, Tomoshi Tsuchiya

“…To address these issues, this study presents the creation of 3D airway models using a consumer-grade 3D printer. These cost-effective and time-efficient models replicate the airway lumen, allowing precise stent placement simulations and enhancing the learning process of airway stenting techniques. …”
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Complex Discrete System Analysis of Process Design and Tourist Souvenir Making Based on Artificial Intelligence 3D Printing by Yuchuan Guo

“…The obtained data are modified by postprocessing to correct its coordinates and the size of the simulation frame, so that the nanopowder model is placed in the center, forming a solid ellipsoidal aluminum nanopowder and cutting it into a three-dimensional model of teapot, which is transformed into the STL file of two-dimensional cross section, and the finished product is printed out to the 3D printer. Finally, the RTM model is used to test the quality of tourist souvenirs. …”
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Macro–Microscopic Mechanical Study of Clay–Structure Interface Shear Behavior Using Direct Shear Testing and DEM Simulation by Tingting Sun, Jingnan Yang, Kuang Shi, Shufeng Lin, Jixing Yang

“…The different surface protrusion shapes of the structures were produced using a three-dimensional (3D) printer. Direct shear tests were conducted to analyze the shear failure modes and peak and residual strengths under different conditions. …”
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Research on the Design Method of a Bionic Suspension Workpiece Based on the Wing Structure of an Albatross by Siyang Gao, Bangcheng Zhang, Jianwei Sun

“…A bionic model was established by using the theoretical calculation formula and structural size parameters of the structural design. A 3D printer was used to manufacture the physical prototype of the suspended workpiece. …”
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Effect of heat stabilizer content on the gel characteristic of the modified-recycled PET for 3D printing filament application by Parneam Nismar, Na Ayutthaya Siriorn Isarankura, Sukhawipat Nathapong

“…Therefore, it becomes clogged at the nozzle of 3D printer. Furthermore, this research also determined the crosslinked-gel contents inside the modified-rPET filaments, with various content of heat stabilizer, by a solvent extraction technique. …”
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Interfacial bond properties between polypropylene fiber mortar and rock with different roughness by Jianliang Hu, Yunchao Huang, Xiuru Wang, Yuhui Liu, Shihui Yu, Shizhao Shen, Weijie Pan, Sheng Chen, Yunshan Shen

“…The effect of polypropylene (PP) fibers on the mechanical properties and the influence of PP fibers and surface with different roughness on the bond properties were analyzed in detail. A 3D printer was used to print various structural boards to characterize different roughness levels, and the shape of the printed model was effectively controlled, thereby ensuring the consistency and repeatability of the structural board. …”
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Numerical analysis of collision mechanism that causes particle tribocharging in dry powder inhaler by Ryosuke Mitani, Muhammad Aiman bin Mohd Nor, Takuto Iinuma, Tatsuhiro Mori, Tomoaki Okuda

“…In the TDMA experiment, the charging state of the particles changed from negative to positive charge in the DPI device fabricated by the 3D printer. This is because tribocharging is caused by particle–particle collisions and particle–wall collisions. …”
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Influence of fused deposition modelling printing parameters on tablet disintegration times: a design of experiments study by Kreft Klemen, Stanić Tijana, Perhavec Petra, Dreu Rok, Lavrič Zoran

“…A design of experiment study was conducted to understand the complete set of process parameters of a custom developed FDM 3D printer and their influence on tablet disintegration time. …”
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Investigation of the flow characteristics of slit check dams using novel models by Muhammet Emin Emiroglu, Erdinc Ikinciogullari, Eyyup Ensar Yalcin, Enes Gul

“…First, the Butterfly model was produced with a 3D printer and examined experimentally. Then, the Butterfly model was validated extensively using OpenFOAM (v7) software for the numerical analysis. …”
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Design of Personalized Cervical Fixation Orthosis Based on 3D Printing Technology by Yangyang Xu, Xiangyu Li, Yafei Chang, Yi Wang, Lifang Che, Guopeng Shi, Xiaofen Niu, Haiyan Wang, Xiaohe Li, Yujie He, Baoqing Pei, Guoqiang Wei

“…The CT data of the patient’s cervical spine were collected, then mimics were used for reconstructing the skin of the cervical spine, the Geomagic Studio was used for surface fitting, the Inspire Studio was used for structural topology optimization, redundant structures were removed, the resulting orthotics were postprocessed, and finally, it was printed with a 3D printer. No signs of pain or discomfort were observed during the wearing. …”
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Biocompatibility of variable thicknesses of a novel directly printed aligner in orthodontics by Maximilian Bleilöb, Claudia Welte-Jzyk, Vanessa Knode, Björn Ludwig, Christina Erbe

“…Specimens with varying layer thickness were printed to high accuracy using Tera Harz TA-28 and the Asiga MAX 3D printer (Asiga SPS ™ technology, Sydney, Australia). …”
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Bond Strength of Porcelain Fused to Casting and Selective Laser Base Metal Alloy with a Bonding Agent by Rafal Kareem Rasheed, Nidhal Sahib Mansoor

“… Purpose: The goal of this study was to assess how different bonding agents affected the shear bond strength of a feldspathic ceramic fused with a cobalt-chromium alloy that was manufactured using two different techniques: lost wax and a 3D printer. Approach: A total of 40 disks of the cobalt-chromium alloy were made by using casting (Co–Cr) as the control group (n=20 specimens) and additive manufacture by selective laser melting.  …”
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3D-Printing of Artificial Aortic Heart Valve Using UV-Cured Silicone: Design and Performance Analysis by Atila Ertas, Erik Farley-Talamantes, Olkan Cuvalci, Ozhan Gecgel

“…The main objective of this study is to develop, refine, and assess a 3D printer that can employ UV-cured silicone for the fabrication of aortic heart valves. …”
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Complete Denture Fabrication Using Digitally Fabricated Copy Dentures for a Patient with Moderate Dementia by Korehide Arai, Yuto Tanaka, Shinsuke Matsuda, Tomohiko Okamura, Kazufumi Iwayama, Yoshiaki Ono

“…Second, the copy dentures that copied the morphology of the corrected old dentures using three-dimensional (3D) scanner were fabricated with a 3D printer. The new dentures were then fabricated using conventional methods as follows. …”
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Mechanical analysis of 3D printed dental restorations manufactured using different resins and validation with FEM analysis by Buse Cebi Gul, Fatih Demirci, Nagehan Baki, Erkan Bahce, Mutlu Özcan

“…Abstract Purpose The aim of this study was to compare the wear and fracture resistance of single crowns produced from newly developed 3D printer resins used to produce permanent crowns and currently used composite CAD/CAM discs, after being thermomechanically aged in a chewing simulator. …”
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Design, Fabrication, and Characterization of 3D-Printed Multiphase Scaffolds Based on Triply Periodic Minimal Surfaces by Josette Vigil, Kailey Lewis, Nicholas Norris, Alp Karakoç, Timothy A. Becker

“…A PolyJet, UV-cured 3D-printer system was used to fabricate the various TPMS scaffold models using three polymer materials with high, medium, and low stiffness properties. …”
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Complicated caries of permanent teeth in children: status of the problem and modern solution ways by N.S. Proshchenko, H.V. Sorochenko, O.I. Ostapko, O.M. Plyska, Yu.V. Trokhimets

“…The usage of modern technologies of orthopedic dentistry and materials science (3D scanner, 3D printer, T-scan, polymers) will allow to significantly improve the quality of comprehensive treatment and rehabilitation of children with complications of caries of permanent teeth.…”
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Do the Various Indirect Bonding Techniques Provide the Same Accuracy for Orthodontic Bracket Placement? (Randomized Clinical Trial) by Ammar Sh. Al-Ubaydi, Dheaa Al-Groosh

“…IBT were fabricated by CAD/CAM system, 3D printer, and vacuum-formed thermoplastic machine. …”
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