Articles tagged with 3d Printing
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A research team introduced a new approach to simplify and increase the potential of 4D printing, which allows high-resolution components to be designed, printed, and transformed into new permanent configurations using heat. This method saves time and materials by up to 90% and completely eliminates the mechanical programming process.
Researchers at Northwestern University have developed a novel 3D printing method that uses simulants of Martian and lunar dust to create flexible, elastic, and tough structures. The method, known as 3D-painting, enables the creation of functional objects such as habitats and building blocks using local resources.
A UTA engineer has been awarded a grant to develop materials that can be used in 3-D printing to create unique new blood vessels for children with vascular defects. The goal is to overcome the challenges of current tissue-engineered blood vessels, which are fragile and cannot withstand blood pressure.
Researchers have found that conventional desktop and professional 3D printers build objects at a slow rate of 10-20 cubic centimeters per hour. The team identified a pinch-wheel mechanism as a limitation, which can be improved to increase printing speed.
Researchers at the University of California - Davis have developed a new solution to the 'moving sofa problem', a challenge that has stumped mathematicians for over 50 years. The team used 3-D printing and mathematical techniques to find the largest area that can fit around a corner, with potential applications in complex mathematics.
Researchers at Waseda University have developed a new 3D Chemical Melting Finishing (3D-CMF) method that improves surface texture and structural rigidity while reducing waste and cost, making it suitable for home 3D printing. The process uses a tool to selectively apply solvent to specific parts of the printed piece.
Saarland University scientists create a procedure called Hotflex to work around the limitation of static 3D objects. By integrating composite elements, they can modify shapes and add touch responsiveness to printed prototypes.
Researchers at MIT have created a new system for 3D printing with cellulose acetate, a renewable and biodegradable alternative to traditional plastics. The new process allows for customization and functionalization of the printed parts, making it suitable for various applications including medical devices and sustainable products.
Professor Shiho Kawashima has received a $500,000 NSF CAREER Award to develop concrete systems for 3D printing, which could revolutionize infrastructure construction and repair. Her research aims to improve the processing and rheology of concrete and cement.
A recent study published in Technologies found that consumers can save big bucks by investing in a low-cost 3-D printer and printing household items. After analyzing the cost of printing 26 everyday items, researchers found an average savings of 98.65%, with some items saving over $12,000 after five years.
The paper provides a detailed protocol for building muscle-powered biological machines, enabling the creation of complex behaviors like self-assembly and adaptation. Researchers designed flexible 3D printed hydrogels and living cells to power 'walking' bio-bots, paving the way for applications in health, medicine, and environment.
Researchers have developed a highly stretchable and UV curable elastomer that can be stretched by up to 1100%, making it suitable for 3D printing techniques. The new material enables the direct creation of complex structures and devices, such as soft robotic grippers, with significantly reduced fabrication time.
A team of scientists has designed a new display made from natural elements, including luminescent proteins. This technology enables the creation of energy-efficient Bio-displays with low production costs and high image quality, offering an ecological solution to traditional displays' limitations.
Researchers at the University of Bath explore the potential of 3D printing in membrane fabrication, enabling controlled complex pore structures, integrated surface patterns, and membranes based on nature. This breakthrough has significant implications for reducing energy and costs in industries worldwide.
The Journal of 3D Printing in Medicine covers all aspects of bioprinting and 3D printing relevant to medicine, providing a forum for research, reviews, and commentary. The journal presents key data and opinions on emerging developments in the field.
Researchers at Polytechnique Montréal developed a novel material that combines 3D printing and nanotechnology to detect toxic liquids in real time. The material, made from thermoplastic and carbon nanotubes, can identify the nature of a liquid upon contact, making it an advantage for heavy industries.
Researchers at Uppsala University have developed a cost-effective method for live cell imaging using smartphones, enabling laboratories worldwide to study cellular responses to treatments. The innovative system utilizes 3D-printed parts and off-the-shelf electronics, providing excellent cell culture conditions and high-resolution imaging.
Sun, a civil engineering and engineering mechanics professor at Columbia University, has won the award for his project on modeling high-rate responses of wetted granular materials. He aims to improve predictions of large-scale field problems using insights from small-scale observations and simulations.
A team of Korean researchers has developed a wobulation technique that enhances the resolution of flow-lithography produced nanostructures. By staggering UV patterns and reducing exposure time, they achieved higher-resolution frames without narrowing the field of view.
The new device produces clearer images through 3D printed lenses, allowing doctors and surgeons to have greater control and precision in non-invasive diagnostic procedures and medical surgeries. The technology has the potential to reduce image distortions and accurately differentiate cancerous from non-cancerous soft tissue.
Researchers developed low-cost 3D printed organ models of varying size and shape to aid in determining optimal dosing for individual patients. The study demonstrates the potential of 3D printing technology for clinical prototyping, particularly in quantitative SPECT/CT imaging.
Researchers have created a 3D printed map of the cosmic microwave background, providing a new way to visualize the oldest light in the universe. This innovation uses 3D printing technology to represent temperature differences as bumps and dips on a spherical surface, allowing anyone to appreciate the structure of the early universe.
Researchers at TU Wien have developed a method to produce permanent magnets using a 3D printer, enabling precise customization of magnetic fields. The process involves depositing tiny magnetic particles into a polymer matrix, which is then exposed to a strong external magnetic field to create a permanent magnet.
Harvard researchers develop a 3D-printed heart-on-a-chip with integrated sensors, enabling easy data collection and customization. The device mimics the structure and function of native tissue, opening new avenues for in vitro tissue engineering and drug screening research.
Researchers at Northwestern University have developed flexible, biodegradable stents that can be customized for a patient's specific anatomy using 3D printing techniques. The stents are designed to minimize complications and improve healing processes in blood vessels.
A University at Buffalo study reveals smartphones can steal sensitive data from 3D printers by measuring electromagnetic energy and acoustic waves. Researchers replicated printing objects with a high accuracy rate using smartphone sensors, highlighting the security risks of 3D printing industries.
A new study introduces a novel hybrid polymer for producing 3D-printed scaffolds suitable for seeding living cells, enabling the creation of engineered tissues. The researchers successfully fabricated scaffolds using commercial 3D printers and demonstrated high cell survival rates.
Researchers at Harvard University have created the first autonomous, entirely soft robot called the octobot. The small, 3D-printed robot is powered by a chemical reaction controlled by microfluidics, eliminating the need for electronics.
Researchers are developing 3D printed tissues, including skin, bone, cartilage, and bladder models. Organs-on-a-chip systems mimic human tissue structure and function, allowing for the study of physiological differences and drug screening.
A new three-dimensional lattice structure developed by ETH scientists can absorb a wide range of vibrations, including those in the audible range. This design allows for improved noise reduction and energy efficiency in machines, vehicles, and aircraft.
The article introduces common definitions for 3D bioprinting-related terms, including 3D printing, bioadditive manufacturing, and biomimetic printing. The definitions aim to provide clarity in the rapidly expanding field of 3D bioprinting in medical applications.
Researchers developed a perceptual model to predict the perceived softness and stiffness of nonlinear elastic objects, replicating an object's feel despite material differences. The model was validated through experiments and shown to accurately predict how people perceive the softness of various materials.
Researchers have developed a method to control sound waves using acoustic voxels, small hollow cube-shaped chambers that can modify acoustic filtering properties. This enables the creation of unique acoustic signatures for objects, potentially replacing QR codes and RFID tags.
Australian researchers use 3-D printing to create a resonant microwave cavity via an aluminum-silicon alloy that boasts superconductivity when cooled below the critical temperature of aluminum. The study explores the superconducting properties of 3-D printed parts and demonstrates the potential for rapid prototyping in various fields.
The study highlights the potential for attacks on 3D-printed products, including those with internal defects that can cause devastating impact. The researchers recommend new cybersecurity methods and tools to protect critical parts from such compromise.
Researchers have fabricated dissolvable carbon steel structures using 3D printing technology that can provide temporary support for components of larger stainless steel structures. The new approach reduces post-processing needed for 3D-printed metal components.
The researchers designed arrays of hair-like structures with resolutions as low as 50 microns, printing coarse bristles to fine fur onto flat and curved surfaces. They demonstrated the technology's capabilities by creating Velcro-like bristle pads, sensing systems, and actuation devices.
The first wave of low-cost weather stations have been installed in Zambia, providing critically needed information for farmers and residents. The stations, built with 3D-printed parts, transmit temperature, rainfall, wind, and other weather parameters.
Researchers at Penn State have developed a custom 3D photolithographic printing process for patterned membranes, which can improve ion transport and mitigate fouling. The new method enables rapid prototyping and testing of polymer membranes with complex patterns.
Researchers develop novel herringbone structure in dactyl club, enabling incredible damage to prey while resisting fracture. The unique structure is composed of crystalline calcium phosphate and chitin fibers, offering a new pathway to create ultra-strong composite materials.
The new research centre will focus on the construction, maritime and aerospace sectors, with goals of creating more efficient production processes and stronger walls. The centre is led by NTU Professor Chua Chee Kai and has attracted significant funding from industry partners.
A recent MIT course has successfully challenged students to redesign the fundamentals of 3-D printing, leading to innovative projects such as printing custom jewelry, cable organizers, and even molten glass. The course's outcomes have also led to patents and entrepreneurial efforts, accelerating innovation in design and manufacturing.
Scientists at Lawrence Livermore National Laboratory found that 3D printed foams have superior long-term stability and performance compared to traditional foams. The team used accelerated aging experiments and imaging techniques to study the properties of both types of materials.
A new low-cost approach uses 3D printing to create a knee model with femur, tibia, patella, and navigation system. The model simulates patella movement observed in cadaver models, enabling study of knee pain and impaired mobility.
Researchers have demonstrated the creation of a chemically active 3D-printed structure that can mitigate pollution. By adding nanoparticles to a polymer, they created a matrix that breaks down organic pollutants when exposed to natural light.
Researchers from Louisiana Tech University will showcase their work in 3D bio-printing and regenerative medicine at the Experimental Biology Annual Meeting. The university's BioMorPH Lab, led by Dr. David Mills, will present three scientific symposium sessions on topics such as stem cell differentiation and 3D printing.
Researchers develop RolyPOLY, a 20-pound flexible shelter made from robotic winding of carbon fibers. The structure features a modular steel frame assembly and disassembly process for installation and removal.
A new handheld 3D printing device has been developed to create bespoke scaffolds for cartilage repair, with cell survival rates in excess of 97%. The BioPen allows surgeons to sculpt customised implants during surgery, addressing the challenge of precise geometry.
UCI researchers demonstrate that machine sounds can carry information about precise movements of a printer's nozzle, enabling the reverse engineering of objects being printed. This new kind of cyberattack presents significant security risks for companies, particularly during prototyping phases.
Rutgers University students Jason Kim and Professor Howon Lee created 3D Braille maps for the Joseph Kohn Training Center using a high-tech 3D printer. The goal is to help blind and visually impaired individuals navigate their surroundings with ease.
Dracula orchids mimic mushrooms to attract fruit flies, which then spread pollen. The study found the key to mimicry lies in the mushroom-like labellum attached to the plant's reproductive column.
Dracula orchids deceive flies by mimicking mushrooms with scent-free artificial flowers and visual cues. This innovative approach allows researchers to understand complex communication in remote cloud forests.
Researchers at OIST have developed a new theory for smooth magnetic couplings, allowing for the creation of contactless gears that can produce even motion without counterforce. This technology has several advantages over mechanical gears, including reduced maintenance and increased reliability.
The electrospray technique allows for precise control over the structure of individual layers in 3D printing, enabling the production of parts with specific mechanical, electrical, thermal and optical properties. This could lead to advancements in devices for energy production, healthcare and security.
Researchers developed a novel method to print composite materials using ultrasonic waves, enabling the creation of complex fibrous architectures. The technology can be easily integrated into existing 3D printers, offering tailored material properties and potential applications in smart materials.
A new study reveals that certain 3D printed parts are highly toxic to zebrafish embryos, causing lower survival rates and malformations. Treating the parts with UV light may reduce some side effects, emphasizing the need for safe disposal strategies.
A new system developed by Disney Research and Carnegie Mellon University enables users to design customized walking robots using intuitive editing tools. The system ensures the robot moves as intended, allowing users to adjust its gait and behavior.
Researchers found that parts from both types of 3D printers were toxic to zebrafish embryos, with liquid-based printer parts being the most toxic. A post-printing treatment using ultraviolet light reduced toxicity levels.
The new technology uses magnetic fields to shape composite materials into patient-specific products, resulting in stronger and lighter devices. The approach enables the creation of customized catheters for premature newborns, addressing a significant need in neonatal care.
Researchers at Disney Research have developed an automated method called AutoConnect that can design custom connectors for 3D-printable objects. The tool allows users to input the dimensions and weight of two objects, as well as how they should be aligned when connected.