Articles tagged with 3d Printing
Physicians and biomedical engineers create patient-specific models to predict complications and optimize treatment decisions. The approach has led to improved patient outcomes, such as Bernice Belcher's successful open heart surgery.
Researchers at Harvard University have developed a platform for creating soft robots with embedded sensors that can sense movement, pressure, touch, and even temperature. This innovation enables complex sensing motifs to be easily integrated into soft robotic systems, opening new avenues to device design and fabrication.
Researchers developed low-cost, 3D printed hyperspectral imagers for drones, making them accessible for land and ocean mapping. The imagers provide data on terrain features and ocean color, with improved sensitivity in development.
Professor Akke Suiker developed a model to determine the stability of 3D-printed walls, considering factors such as material curing characteristics and wall dimensions. His equations enable engineers to calculate the optimal printing speeds and minimize material usage, leading to more stable structures.
Researchers at Caltech developed a new technique to create complex nanoscale metal structures using 3D printing. The process involves synthesizing organic scaffolds that contain metal ions, allowing for the creation of metallic structures smaller than previously possible.
NYU Tandon researchers have developed a new method for manufacturing lightweight syntactic foams using 3D printing. The breakthrough could enable the creation of complex parts that can withstand stresses at greater depths, benefiting submarines. The filaments were made with recycled fly ash and high-density polyethylene plastic.
MIT researchers have developed a new approach to microfluidics using LEGO bricks, enabling the creation of modular devices that can perform various biological operations. The team has designed fluidic bricks with specific patterns of channels to perform tasks such as mixing and sorting fluids.
Researchers from MIT's CSAIL present ColorFab, a method for repeatedly changing the colors of 3-D printed objects after fabrication using custom ink and UV light. The system can recolor a multi-colored object in under 20 minutes, with the goal of reducing waste and increasing customization.
Researchers created printable PDMS using a mixture of two polymers, resulting in improved cell adhesion and mechanical properties. The 3D-printed material showed better tensile strength compared to molded or cast PDMS.
The Northwestern University team developed highly efficient metadevices at millimeter-wave frequencies using inverse design principles and 3D printing. This approach starts with a function and asks what structure is needed to achieve the desired result, producing unexpected outcomes like broad bandwidth functionality.
Researchers at Harvard developed a novel 3D printing method that enables control of short fibers in polymer matrices, resulting in enhanced strength, stiffness, and damage tolerance. This breakthrough has broad applications in materials engineering.
Scientists at Imperial College London develop a new 3D printing technique that can replicate biological structures, paving the way for tissue regeneration and replica organs. The method uses cryogenics to create super soft scaffolds that mimic the mechanical properties of organs like the brain and lungs.
Researchers demonstrate prototype smart glass that can switch from reflective to clear with the addition of a liquid, making office buildings more energy efficient and keeping cars cool. The technology could also be used to make roof panels that keep houses warm in winter and cool in summer.
Researchers at Penn State have developed a novel method to create high-resolution and repeatable 3D polymer fiber patterns on nonconductive materials for tissue engineering. This combination of 3D printing and electrospinning enables the growth of complex tissues with seamless structures, potentially replacing expensive donor tissues.
Researchers have developed a new method for 3D printing metals that achieve exceptional strength and ductility. The breakthrough uses ultrafast cooling rates, resulting in non-equilibrium states that lead to improved mechanical properties.
A team of researchers from the University of Minnesota has created lifelike artificial organ models through 3D printing, featuring integrated soft sensors. These patient-specific models can enhance pre-operative practice, allowing surgeons to better plan and execute surgeries, potentially reducing medical errors and saving lives.
Researchers at the University of Washington have created a system that allows 3D-printed plastic objects to wirelessly communicate with other WiFi-connected devices using backscatter techniques. These objects can sense useful data and send information to other smart devices, enabling applications such as automated laundry ordering and ...
MIT engineers have devised a 3D printing technique that uses live bacteria cells to create interactive structures. The team printed a 'living tattoo' with branches that light up in response to different chemical stimuli, demonstrating the potential for wearable sensors and interactive displays.
Researchers created customized prosthetic replacements for damaged middle ear parts using CT scans and 3-D printing. The technique has the potential to reduce high failure rates of surgical procedures. Custom-designed implants can improve hearing outcomes by providing a more exact fit, decreasing surgical time.
The new printer can print objects up to 10 times faster than existing commercial counterparts due to its compact printhead design. The team used a screw mechanism and laser to speed up the printing process, enabling it to fabricate detailed objects in several minutes.
A new method enables rapid 3D printing of fully functional electronic circuits using a single inkjet printing process. The technique combines 2D printed electronics with additive manufacturing, allowing for the creation of complex structures with multiple materials, including metals and plastics.
A new study describes the 3D printing of Shape Memory Polymers to produce active meta-materials that can change shape and recover their original state when heated. The researchers demonstrate that these 4D structures can achieve large area changes of up to 200% within a programming and recovery cycle.
A US Department of Energy laboratory has developed a one-step 3D printing method for creating catalysts, which could lead to more efficient chemical reactions and improved industrial processes. The new technique uses inexpensive commercial printers to create structures with built-in catalytic properties.
A new 3D-printed device produces nanofiber meshes with reduced variation in diameters, making it suitable for various applications such as tissue engineering, water filtration, and body armor. The device's design flexibility and fast iteration capabilities make it a promising technology for commercialization.
Researchers have developed a sustainable 3D printing process using polyethylene-2,5-furandicarboxylate (PEF), a polymer made from cellulose. The new biobased polymer allows for high-quality objects with good solvent resistance and thermal stability.
Mahmooda Sultana, a NASA research engineer, has been named IRAD Innovator of the Year for her groundbreaking work on nanomaterials and detectors. She is expanding her research to develop quantum-dot technology and 3-D printed sensor platforms.
Industry is utilizing 3-D printing technology to reduce production time and costs, with companies like Volkswagen saving hundreds of thousands of dollars. However, material flaws and limitations continue to hinder the widespread adoption of 3-D printed products for consumers.
Prellis Biologics has received $1.8 million in funding to develop patent-pending technologies for creating viable human organs using 3D printing. The company aims to solve the challenge of creating microvasculature, a crucial component of functional organs.
Researchers eliminate almost all nanoparticle emissions from some 3-D printers using a new approach that involves enclosing the device with a HEPA filter and printing at low temperatures.
Researchers at MIT CSAIL developed an interactive design system called Interactive Robogami that allows users to design and 3D-print custom robots in minutes. The system uses simulations, algorithms, and interactive feedback to ensure feasible designs and guarantee stability and speed.
A UBC Okanagan researcher has developed a new artificial bone design that can be customized and printed with a 3D printer. The designs strike a balance between porosity and strength, offering potential for more effective bone replacements.
Experts at Rutgers University-New Brunswick and Georgia Tech have created three methods to defend against sneaky attacks on 3D printers, including detecting malicious fill patterns and printing defects using sensors and high-tech scanning.
Researchers at Georgia Institute of Technology and Rutgers University have developed a three-layer system to verify that components produced using additive manufacturing have not been compromised. The system uses acoustic and physical techniques to detect malicious activity and quality problems, reducing materials waste.
Scientists at the University of Oxford have developed a new method to 3D-print laboratory-grown cells into high-resolution tissue constructs. The approach improves cell survival rates and enables the fabrication of patterned cellular constructs that mimic natural tissues.
Researchers at Brigham Young University have successfully 3D printed microfluidic devices with flow channel cross sections as small as 18 micrometers by 20 micrometers. This breakthrough enables mass-producing medical diagnostic devices cheaply, using a custom printer and low-cost resin.
Researchers at MIT developed a new design system that catalogs physical properties of tiny cube clusters, enabling computationally efficient evaluation of macroscopic designs. The system explores the entire space of properties to determine printable clusters, which can be used to optimize object materials and properties.
Researchers at Hebrew University developed novel nanoparticles for 3D printing in water, offering tunable properties and high light sensitivity. This breakthrough enables the creation of bio-friendly structures, tailored fabrication of medical devices, and environmentally friendly additive manufacturing.
A team from KAUST developed a cheap, reliable system to signal danger using disposable sensor nodes linked wirelessly to fixed nodes. The system uses 3D printing and inkjet printing to create small sensors that can detect heat, low humidity, and hydrogen sulphide.
A study by Michigan Technological University finds that 3-D printing can save consumers up to 90% on toy purchases, with the potential to offset $60 million in annual savings. DIY manufacturing also enables the creation of novel toys and games that are not commercially available.
A Texas A&M University doctoral student has pioneered a method to strengthen 3-D printed parts, making them suitable for real-world applications. The technology uses microwave energy to weld layers together, creating more durable parts.
Researchers at UBC's Okanagan campus have designed a tiny device that can monitor drinking water quality in real-time, helping protect against waterborne illness. The miniaturized sensors are cheap to make, operate continuously, and can be deployed anywhere in the water distribution system.
Researchers developed two types of titanium implants with fine and coarse textures using electron beam melting and direct metal laser sintering. The study found substantial differences in mechanical testing results, including improved osseointegration and torsional properties for the fine-textured implants.
Researchers used 3D printing to create optimized milling jars for X-ray powder diffraction experiments. The new design improves background and angular resolution, reducing scattering from jar walls and milling balls.
Researchers at IST Austria have developed a new method to create self-actuating, smooth, and free-form objects called CurveUps. These objects are made up of tiny tiles sandwiched between pre-stretched latex layers that transform into a continuous shell during the process.
A team of researchers from Georgia Institute of Technology developed 3-D printed tensegrity structures that can expand dramatically using shape memory polymers. The structures use tensegrity, a structural system of floating rods in compression and cables in continuous tension.
Researchers have developed a method using 3D-printed patches infused with cells that offer a promising new approach to growing healthy blood vessels. The patches with pre-organized structure demonstrated improved results in reducing ischemia, while those without organization resulted in a disorganized network.
Researchers at North Carolina State University have developed a new technique for 3D printing using a paste of silicone particles in water. The method uses capillary attraction to link together tiny beads, creating porous and flexible structures.
A group of NYU Tandon School of Engineering researchers have discovered ways to deliberately embed hidden flaws in CAD files to thwart intellectual property theft. By intentionally inducing defects that disappear under specific conditions, manufacturers can prevent counterfeit parts from being produced.
Researchers developed a novel approach to create self-expandable polymer stents that can grow with pediatric patients, are biodegradable, and require minimally-invasive procedures. The stents were created using computational design, simulation tools, and 3D printing technology.
Researchers at the University of California San Diego have developed a soft, four-legged robot that can walk on rough surfaces like sand and pebbles. The breakthrough was made possible by combining soft and rigid materials using 3D printing, enabling complex shapes for the robot's legs.
Researchers have developed a versatile, oil-based microgel material that can mimic aqueous microgels and eliminate instabilities between printed materials and their support. This innovation enables the precise 3-D printing of silicon materials in various shapes, including biocompatible materials like silicone.
Researchers at the University of Minnesota have developed a revolutionary process for 3D printing stretchable electronic sensory devices that can give robots the ability to feel their environment. The discovery also has potential applications for printing electronics on real human skin, enabling new forms of wearable technology.
Researchers developed a new 3D printing method using soft silicone that creates stronger, less expensive, and more flexible medical implants. This method cuts production time from days to hours, potentially saving lives and reducing healthcare costs.
Researchers at ETH Zurich have developed a construction principle for controlling the deformation of 4D printed objects, which can support weight and change shape in response to external stimuli. The technology has potential applications in aerospace, medical devices, and more.
Duke researchers have created 3D-printed electromagnetic metamaterials with potential to revolutionize the design and prototyping of radio frequency applications. The use of a highly conductive material, Electrifi, enables rapid construction of complex devices and accelerates the design process.
Scientists at Karlsruhe Institute of Technology create a method to erase the ink used for 3D printing, allowing for the creation of structures that can be modified repeatedly. The technology has numerous applications in biology and materials sciences.
Researchers developed a novel fabrication method combining 3D printing and electroplating to produce complex metallic structures for molecular beam-splitting. This approach enables the creation of high-voltage electrodes with impeccable surface properties and precision alignment, overcoming previous fabrication problems.
Researchers used 3D printing to create a model of a patient's lower spine, allowing for successful insertion of a catheter for spinal cord stimulation. The technique may provide additional information to improve access in cases where standard approaches prove difficult.
A team of researchers at Duke University created a cartilage-mimicking material that can be 3D-printed to match the strength and elasticity of human cartilage, potentially easing damaged knees. The new material is custom-shaped to each patient's anatomy, providing improved shock absorption and reducing pain.
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.