Results 21 to 30 of about 55,471 (266)

Comparison of algorithms for converting 3D objects into rolls, using a spiral coordinate system

open access: yesVirtual and Physical Prototyping, 2017
The definition of a point’s location in volume by Cartesian, spherical and cylindrical coordinate systems requires three dimensions (x, y, z), (r, θ, ϕ) and (ρ, ϕ, z) accordingly.
Vyacheslav Shulunov
doaj   +1 more source

Three-dimensional printing of wood

open access: yesScience Advances
Natural wood has served as a foundational material for buildings, furniture, and architectural structures for millennia, typically shaped through subtractive manufacturing techniques. However, this process often generates substantial wood waste, leading to material inefficiency and increased production costs.
Md Shajedul Hoque Thakur   +7 more
openaire   +2 more sources

Bio-Printed PCL Tracheal Graft in a Large Animal Model: Reproducible Short-Segment Regeneration and Preliminary Upgraded Long-Segment Reconstruction

open access: yesBioengineering
Three-dimensional (3D) bioprinting provides new options for airway reconstruction by enabling the fabrication of customizable, biodegradable scaffolds designed to support in situ tissue regeneration.
Sen-Ei Shai   +8 more
doaj   +1 more source

Three-Dimensional Printing: A Tool for Redefining Pediatric Dental Practice

open access: yesJournal of Integrated Health Sciences, 2023
As the technology is emerging rapidly, the health industry has shifted its standard towards providing the best and minimally invasive, novel treatment options to the patients to choose from three-dimensional (3D) printing technology.
Barkha Bansal, Pratik B. Kariya
doaj   +1 more source

Three-Dimensional Printing: is it useful for Cardiac Surgery? [PDF]

open access: yesBrazilian Journal of Cardiovascular Surgery, 2020
Introduction: The medical use of three-dimensional (3-D) images has been a topic in the literature since 1988, but 95% of papers on 3-D printing were published in the last six years.
Marcos Aurélio Barboza de Oliveira   +4 more
doaj   +2 more sources

Three Dimensional Printing Bilayer Membrane Scaffold Promotes Wound Healing

open access: yesFrontiers in Bioengineering and Biotechnology, 2019
Full-thickness skin wounds are common and could be a heavy physical and economic burden. With the development of three dimensional (3D) printing technology, skin-like constructs have been fabricated for skin wound healing and regeneration.
Shoubao Wang   +6 more
doaj   +1 more source

Three dimensional printing – a key tool for the humanitarian logistician? [PDF]

open access: yesJournal of Humanitarian Logistics and Supply Chain Management, 2015
Purpose – – 3D printing (3DP), which is technically known as additive manufacturing, is being increasingly used for the development of bespoke products within a broad range of commercial contexts.
Peter Tatham   +2 more
doaj   +1 more source

Biomaterials-based additive manufacturing for customized bioengineering in management of otolaryngology: a comprehensive review

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Three-dimensional (3D)/four-dimensional (4D) printing, also known as additive manufacturing or fast prototyping, is a manufacturing technique that uses a digital model to generate a 3D/4D solid product.
Jigar Vyas   +4 more
doaj   +1 more source

Carboxylic‐Acid Functionalized Multiwalled Carbon Nanotube‐Alkane‐Based Resistive Temperature Sensor for Cold Chain Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a reversible temperature sensor with high switching ratio, ∼103. The device is fabricated using PET‐ITO and carbon nanotube dispersions in alkane. Considering its application in cold chain logistics, a proof‐of‐concept with LED is showcased. Thus, a temperature drop below the threshold temperature (crystallization temperature of the
Sunil Kumar Behera   +8 more
wiley   +1 more source

Three-dimensional printing

open access: yesSRM Journal of Research in Dental Sciences, 2022
The incessant exploration of technology in the segment of health care and medicine has paved a way to herald the dawn of three-dimensional (3D) and four-dimensional imaging technologies in dentistry. 3D printing also referred to as solid free-form fabrication is a form of rapid prototyping that utilizes additive manufacturing ...
Rishi Tyagi   +4 more
openaire   +2 more sources

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