Results 61 to 70 of about 6,631 (213)

تحلیل آماری و بهینه‌سازی متغیرهای موثر بر رفتار کششی و ضربه‌ای نمونه‌های PETG چاپ-شده با استفاده از مدل‌سازی لایه‌نشانی ذوبی [PDF]

open access: yesمکانیک سازه ها و شاره ها
مدل‌سازی لایه‌نشانی ذوبی (FDM) به عنوان یکی از روش‌های ساخت افزایشی قطعات پلیمری، شناخته می‌شود. در این فرآیند، چاپ قطعه بر اساس لایه‌نشانی فیلامنت ذوب‌شده انجام می‌شود.
سعید کوه فر   +1 more
doaj   +1 more source

The force effects of two types of polyethylene terephthalate glyc-olmodified clear aligners immersed in artificial saliva

open access: yesScientific Reports, 2021
Numerous factors can influence the force exerted by clear aligners on teeth. This study aimed to investigate the stability of the force delivered by two different material appliances.
Biao Xiang   +6 more
doaj   +1 more source

WorMa: An Undulatory Robot With Center of Mass Regulation via Internal Fluid Redistribution for Amphibious Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
WorMa is an amphibious undulatory robot that uses Center of Mass redistribution as the sole terrain adaptation mechanism. This mechanism is based on internal fluid mass redistribution through a pump‐driven latex balloon system that creates three profiles: head‐biased, balanced, and tail‐biased.
Daniil Filimonov, Nana Obayashi
wiley   +1 more source

Prediction of the tensile strength of FDM specimens based on Tsai Hill criteria

open access: yesFracture and Structural Integrity
This study investigates the mechanical behavior of 3D-printed polyethylene terephthalate glycol (PETG) polymer specimens subjected to tensile and shear testing, with a particular focus on the influence of raster orientation and shell contour.
Cosmin Florin Popa   +2 more
doaj   +1 more source

Avaliação do PETG como material para imobilizadores utilizados em radioterapia para cabeça e pescoço

open access: yesBrazilian Journal of Radiation Sciences, 2020
No planejamento do tratamento radioterápico do câncer de cabeça e pescoço, o radioncologista pode indicar o uso de uma prótese intraoral para facilitar a técnica de radioterapia e reduzir a toxicidade do tratamento.
Heitor Ribeiro Birnfeld   +4 more
doaj   +1 more source

Fused Filament Fabrication Additive Manufacturing: Mechanical Response of Polyethylene Terephthalate Glycol

open access: yesAnnals of "Dunarea de Jos" University of Galati, Fascicle XII, Welding Equipment and Technology, 2021
The additive manufacturing (AM) fused filament fabrication (FFF) technology is widely used today with different kinds of thermoplastic materials, including polyethylene terephthalate glycol (PETG).
O. Kohn   +4 more
doaj   +1 more source

A Study on the Wear Phenomena of PLA and PETG Materials for 3D Printing in Non-lubricated Condition [PDF]

open access: yes한국정밀공학회지
With the recent development of 3D printing technology, various 3D printing materials have been developed and used. To utilize 3D-printed products with mechanical parts, studies on friction and wear characteristics according to relative motion between ...
Yonsang Cho, Hyunseop Lee
doaj   +1 more source

Influence of Process Parameters on the Mechanical Properties of Carbon Fibre Reinforced PETG [PDF]

open access: yesMechanics of Advanced Composite Structures
The research analyses the impact of different compositions of carbon fibre on mechanical and thermal attributes of Fused Filament Fabricated (FFF) Polyethylene Terephthalate Glycol (PETG) composites.
Prabhakaran Ramachandran   +3 more
doaj   +1 more source

A Comprehensive Review on Additive Manufacturing of Smart Components: Technologies, Applications, and Future Scope

open access: yesAdvanced Intelligent Systems, EarlyView.
How can additive manufacturing enable components that sense, adapt, heal, and power themselves? This review synthesizes recent advances in smart functionalities, manufacturing technologies, and intelligent design strategies, revealing a pathway toward fully integrated, autonomous, and multifunctional systems across diverse engineering sectors. Additive
Aiswarya Rony   +3 more
wiley   +1 more source

Characterization of Extruded and 3D-Printed PETG Using Multi-Relaxation Test [PDF]

open access: yes, 2022
Fused deposition modelling (FDM) is one of the most popular additive manufacturing (AM) methods, FDM can produce complex shapes at low cost in a short time, Polyethylene terephthalate glycol (PETG) is a popular FDM material which has increasingly been ...
Cui, Xinrui
core   +1 more source

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