Articles tagged with 3d Printing
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The century-old Wisconsin train car has been digitally accessed through 3D models and printed spare parts created using digital photogrammetry and terrestrial laser scanning. The project, led by the University of South Florida, aims to preserve the fragile antique components while allowing for future restoration efforts.
Researchers created complex origami structures with unprecedented strength, light weight, and expandability using Digital Light Processing (DLP) 3D printing. The innovative approach enables folding and refolding of the structures without breaking, paving the way for numerous potential applications.
A new study describes a method, called PrinTracker, that can trace 3D-printed objects to their machine of origin. The technology uses in-fill patterns, unique to each printer, to identify the source of printed goods.
A new method for 3D printing lithium-ion batteries has been developed, overcoming the limitation of commercially available battery shapes. The researchers increased the battery's ionic conductivity by infusing polymers with an electrolyte solution and boosting electrical conductivity using graphene or multi-walled carbon nanotubes.
Researchers at NIST have developed a novel light-based technique to measure the mechanical and flow properties of materials during the curing process in real-time. This allows for fast and accurate optimization of processing conditions for various materials, from biological gels to stiff resins.
Researchers at NUST MISIS have developed a technology that doubles the strength of aluminum composites obtained by 3D printing, advancing them to titanium alloy quality. The new composite uses nitrides and aluminum oxides as precursors, increasing tensile strength and Brinell hardness.
Purdue University researchers have created a 3D-printed cement paste that gets tougher under pressure, inspired by arthropod shells. The technique could lead to more resilient structures during natural disasters.
Researchers at NTU Singapore have developed a smart technology that enables two robots to work in unison to 3D-print large concrete structures. This allows for unique concrete designs currently not possible with conventional casting, and structures can be produced on demand and in a much shorter period.
A team of researchers has created a breakthrough in 3D bioprinting by integrating oxygen-sensitive nanoparticles into gel materials, enabling real-time monitoring of metabolic activity and microenvironment of cells within living structures.
Researchers from NIST developed a laser power sensor that can be built into manufacturing devices for real-time measurements. The 'smart mirror' uses radiation pressure to measure the force of light on a reflective surface, providing high accuracy and sensitivity for lasers of hundreds of watts.
Researchers have developed a new approach to 3D printing metals, using metallic glasses, which can produce solid, high-strength metal components with minimal processing. The technique eliminates the need for expensive and complicated support structures, making it more practical and commercially viable than current methods.
A 3D printed fluorescence imaging box called PFIbox allows researchers to analyze massive amounts of data from bacteria samples, helping them discover new antibiotics. The open-source tool costs $200 and can be improved upon by others.
A team of researchers at the University of Minnesota has successfully 3D printed a hemispherical surface with an array of light receptors. This breakthrough discovery brings scientists closer to creating a 'bionic eye' that could potentially restore vision in blind individuals.
Virginia Tech researchers have developed a new method to 3D print complex graphene structures with high resolution, unlocking possibilities for applications in various industries. The breakthrough enables the creation of any size or shape of graphene, preserving its strength and conductivity.
Researchers create 3D printing filaments from recycled plastic bottles and other waste materials, enabling rapid production of spare parts under combat conditions. The process could significantly reduce dependence on outside supply chains and enhance safety for troops in remote areas.
Researchers from IST Austria have developed a tool that automatically finds the best way of designing molds, producing optimized silicone mold pieces. The method can lower the cost of this fabricating technique, making it accessible for everyone.
Researchers from KIT have developed photoresists that can be erased selectively, allowing specific degradation and reassembly of microstructures on the micrometer and nanometer scales. This enables complex geometries with precise filigree structures, applications in biomedicine, microelectronics, and optical metamaterials.
Researchers at the University of Minnesota have developed a groundbreaking 3D-printed device that uses regenerative cells to connect living nerve cells above and below spinal cord injury sites. The device has shown promise in improving bladder control, stopping uncontrollable movements, and alleviating pain.
Researchers at NYU Abu Dhabi have developed a method to create microfluidic probes using 3D printing, which provides an effective and inexpensive technique for studying cancer cells. The new approach enables scientists to fabricate probes that can deliver reagents in a localized manner, allowing for targeted cell culture and analysis.
Researchers at UNH discovered that the wavy structure of seed coats can lead to strong and tough materials with flexibility. The design principles described offer a promising approach for creating functionally graded composites that could be used in protection, energy absorption and dissipation.
A team of engineers, marine biologists, and roboticists developed soft gripper devices that allow scientists to gently collect delicate organisms from the deep sea. The devices were able to collect sea slugs, corals, sponges, and other marine life with less damage than traditional tools.
Researchers developed a new photosensitizer using gold nanorods to enable color printing in selective laser sintering. The material is cost-effective for large-scale production and produces brightly colored objects.
A multidisciplinary team developed soft, flexible, and customizable samplers that can grasp delicate sea creatures without damaging them. The researchers 3D-printed modifications to the device overnight, revolutionizing marine biology fieldwork and enabling scientists to collect samples in their native habitats.
Researchers designed and printed soft robotic manipulators for interacting with delicate deep-sea organisms, collecting samples at depths of up to 2224m. The innovative approach enables real-time modification and innovation in understanding fragile marine life.
Researchers at Oak Ridge National Laboratory discovered that arid environment residents desire water security, which can benefit entire neighborhoods. They also developed 3D printed molds to reduce concrete production time and engineered nanopores with stable edge structures for ultrathin electronics.
Researchers at Carnegie Mellon University have developed a new 3D printing method that creates porous microlattice structures in battery electrodes, resulting in fourfold increase in specific capacity and twofold increase in areal capacity. The technology has potential applications in consumer electronics, medical devices, aerospace, a...
A KAIST team introduced Agile 3D Sketching with Air Scaffolding, combining hand motions and pen-based sketching to create 3D shapes. The technique allows designers to reduce time while enhancing accuracy in defining proportion and scale of products.
Terahertz radiation can be used for various applications, including airport security checks and material analysis. Researchers at TU Wien have developed a technique to shape these beams using a precisely calculated plastic screen produced on a 3D printer, resulting in precise control over the beam's shape and direction.
Researchers develop a novel approach to create tailored, tough polymers for 3D printing. The new method uses an ester-activated vinyl sulfonate ester as a chain transfer agent, reducing the risk of shrinkage cracks and increasing material flexibility.
Researchers developed a rapid method for creating highly detailed physical models directly from volumetric data stacks, overcoming current limitations in 3D data processing workflows. The new approach enables accurate anatomical details to be replicated in 3D-printed models, improving diagnostics and presurgical planning.
Researchers have developed a 3D-printed device that stores information reversibly using photoactive molecules and polymers. The technique expands the toolbox of advanced materials available to engineers, enabling complex designs like QR codes or barcodes to be encoded and erased.
A new method of microscale 3D printing allows switching between materials of different modulus without cross contamination, enabling programmable morphing and morphing capability in various applications such as aircraft wing structures and microrobotics. The technology can create materials with tailored stiffness and toughness.
Researchers at ETH Zurich have developed a new propulsion concept that exploits water temperature for swimming robots, eliminating the need for engines or power supplies. The robots use bistable propulsion elements triggered by shape memory polymer strips to propel forward.
Researchers from SUTD and HUJI develop highly stretchable, UV-curable hydrogels suitable for high-resolution 3D printing. These hydrogels enable the fabrication of complex geometries and high-stretchability structures.
Researchers at Carnegie Mellon University have developed an optimization algorithm that combines expert judgment with automation in 3D printing, enabling high-fidelity prints of soft materials. The Expert-Guided Optimization (EGO) method significantly reduces the time and energy required to find optimal print combinations.
Researchers create physical objects from imaging datasets using a new data processing method that preserves fine details and allows quick distinction between parts. This innovation aims to make 3D printing more accessible and allow anyone to print nearly anything.
Researchers at Washington State University have developed a one-step 3D printing process for multimaterial projects, allowing for faster production and reduced manufacturing steps. The technology enables the creation of complex products with multiple parts in one operation, reducing the need for adhesives and joint connections.
Three-dimensional printed models provide a useful visual reference for plastic surgeons performing rhinoplasty, helping to achieve the desired clinical result. The models also improve communication with patients before surgery, making it easier to understand the surgical possibilities and limitations.
Scientists at Newcastle University successfully printed the first human corneas using a unique gel-like substance and 3D printing technology. The breakthrough could provide an unlimited supply of corneas for transplantation, addressing a significant shortage that affects millions worldwide.
Researchers developed a new method to convert complex medical images into physical models with unprecedented detail. This technique uses dithered bitmaps to simplify grayscale images, allowing for faster and more accurate printing.
Researchers at the University of Illinois developed a 3D printer that creates delicate networks of hardened isomalt sugar structures, which can be used to grow cells and tissue, or create microfluidic devices. The structures' ability to precisely control mechanical properties makes them ideal for biomedical applications.
Researchers from SUTD have developed reprocessable thermosets for DLP-based high-resolution 3D printing, enabling structures to be reshaped, repaired, and recycled. This breakthrough addresses the environmental implications of vast waste in 3D printing materials.
Researchers at Rutgers University have created a 3D-printed smart gel that can walk underwater, grab objects, and move them. The smart gel resembles human-like muscles and responds to electrical stimulation, making it suitable for various applications including biomedical engineering and soft robotics.
Researchers developed structured core-shell polymer filaments to improve the strength of 3-D printed plastics. The new filaments have a polycarbonate core and an olefin ionomer shell, which self-reinforce the printed parts and make them more resistant to impacts.
A new study presents promising results using 3D printing technology to predict and prevent paravalvular leaks in patients undergoing TAVR. The study's findings suggest that personalized valve placement and size can lower the risk of leaks, improving patient outcomes.
A new 3D printing technique allows for the direct printing of electronics on human skin, with potential applications in military technology and medical treatments for skin disorders. The printer uses computer vision to adjust to small movements of the body during printing and can be used to print temporary sensors or solar cells.
Researchers have developed a platform for 3-D printing food with customized texture and body absorption characteristics, enabling personalized nutrition. The technology has the potential to reduce food waste and meet the increasing demands of a growing world population.
Researchers at Carnegie Mellon University used an inexpensive 3D printer to produce self-folding plastic objects that can be heated to assume predetermined shapes. The process utilizes a common printing defect, warpage, which is typically considered a problem with these printers.
Researchers at Dartmouth College developed a smart ink that allows for the creation of shape-changing and color-shifting objects through 3D printing. The innovation uses intelligent molecular systems to transform the structure and function of the printed material.
Physicists at FAU have demonstrated that macroscopic particles rotating in opposite directions form homogeneous groups. The researchers used miniature robots manufactured using 3D printing methods for their experiment. After only one minute, single domains were clearly visible, and after 15 minutes, the robots had almost entirely demixed.
A team of Carnegie Mellon University researchers has created a system that translates 3-D shapes into stitch-by-stitch instructions for computer-controlled knitting machines. The technology enables the production of customized, on-demand knitted garments with unique patterns and ornamentation.
A low-cost, open-source 3D bioprinter has been developed by Carnegie Mellon University researchers, allowing users to print large-scale artificial human tissue with high resolution. The bioprinter, which costs under $500, is a significant cost reduction compared to existing commercial machines.
Researchers at Northwestern University have developed a new method to create high-quality imaging lenses quickly using a 3D printer. The customized optical component can be printed in about four hours and has smooth surface quality, paving the way for applications in optics, vision correction, and disease diagnosis.
Researchers at ETH Zurich developed a self-folding material inspired by the earwig's wing, which can operate without muscular actuation. This innovation has potential applications in space travel, foldable electronics, and everyday objects.
The symposium reviewed current developments and challenges in 3D printing and bioprinting for regenerating complex dental, craniofacial, and oral tissues. Researchers showcased their work on guided self-assembly, 3D-printed constructs, and geometric controls of periodontal tissue regeneration.
Researchers have developed a powerful new 4-D printer that can create self-assembling structures with unprecedented flexibility and speed. The printer uses multiple printing techniques to integrate materials, conductive wiring, and grayscale lighting for advanced shape changes.
A team of researchers has successfully developed a novel method for live 3D printing osteogenic scaffolds into bone defects. The method uses nanobiosilica-based scaffolds with adequate 3D printing properties to improve implantability and rapid bone healing capability, resulting in nearly 55% bone defect healing after four weeks.
A new USC study uses nature-inspired 3D printing to create a material that can separate oil and water, potentially leading to safer and more efficient oil spill clean-up methods. The material also enables "microdroplet manipulation," which has applications in various fields such as cell cultures, chemical synthesis, and DNA sequencing.
A team of researchers has developed an open-source, clinically validated template for a 3D printed stethoscope that can be created using recycled plastic and costs less than $3 to produce. The device has been shown to have the same acoustic quality as premium brand stethoscopes.
Australian researchers at RMIT University have successfully coated 3D printed titanium implants with diamond, improving biocompatibility and reducing bacterial attachment. The breakthrough could lead to radical improvements in biomedical implants and orthopedic procedures.