Articles tagged with Additive Manufacturing
Researchers at TU Wien create artificial cartilage tissue by colonizing porous plastic spheres with cells, achieving seamless integration and uniform structure. The novel technique has potential for medical applications, including replacing injured cartilage.
Researchers have developed a new padding design that can absorb forces in a more efficient way, with the potential to improve safety in various applications. The innovative technology uses a network of hexagonal towers and can be printed on commercially available 3D printers.
A new model developed by MIT engineers predicts how certain shoe properties will affect a runner's performance, incorporating factors like stiffness and springiness. The model aims to help designers create high-performing shoes with novel properties.
Researchers create supramolecular ink, a game-changing technology for OLED display manufacturing, enabling more affordable and environmentally sustainable products. The material can also be used in wearable devices, luminescent art, and 3D printing.
A new technique using superluminescent light projection can print metal nanostructures at 480 times the speed and 35 times the cost of current methods. This breakthrough has the potential to democratize nanoscale 3D printing, making it accessible to more researchers and industries.
Researchers at TU Graz have made a breakthrough in manufacturing complex, free-standing 3D nanoarchitectures with precise shapes and sizes. They achieved this by precisely simulating the required optical properties in advance and completely removing chemical impurities, enabling new optical effects and application concepts.
A new technique using optical orbital angular momentum lattice (OAML) multiplexed holography boosts information storage capacity and offers novel approaches for implementing high-capacity holographic systems. The research unlocks supplementary encrypted dimensions, enhancing storage capacity and overcoming limitations of traditional me...
Researchers introduce trehalose into hydrogels to form hydrogen bond interactions, improving dehydration resistance, lubrication performance, mechanical properties, and manufacturing accuracy. This discovery proposes a new design principle for high-precision manufacturing of hydrogel materials.
Using machine learning and computational modeling, Washington State University researchers found six good candidates for solvents that can extract materials on the moon and Mars usable in 3D printing. The solvents, called ionic liquids, are salts in a liquid state.
MIT researchers successfully produced a miniaturized quadrupole filter using additive manufacturing, achieving precision comparable to commercial-grade filters at a fraction of the cost and weight. This breakthrough enables the development of portable mass spectrometers for rapid chemical analysis in remote settings.
The researchers successfully created a stable hybrid laser by 3D printing micro-optics onto fibers, reducing the size and cost of traditional lasers. The new design enables high-power laser sources with compactness and robustness, opening up opportunities for applications such as autonomous vehicles, medical procedures, and lithography.
A team of researchers at EPFL has successfully challenged the reliability of acoustic monitoring for detecting defects in laser additive manufacturing. By analyzing shifts in the acoustic signal during regime transitions, they identified defects in real-time, providing a cost-effective solution to improve product quality and integrity.
Researchers developed a technique to achieve uniform shrinkage of 3D-printed structures, enabling finely detailed structures with advanced light manipulation capabilities. The method has applications in anti-counterfeiting, high-performance devices, and materials with precise structuring.
Researchers have developed additively manufactured Ti-Ta-Cu alloys that exhibit improved biocompatibility and bacterial resistance, making them a promising alternative to traditional Ti6Al4V implants. The alloys were found to display remarkable synergistic effects in improving both in vivo biocompatibility and microbial resistance.
Researchers at Washington State University have created implantable metals that can kill 87% of bacteria causing staph infections in lab tests. The 3D-printed materials combine titanium with copper and tantalum, offering inherent antibacterial response and improved bone tissue integration.
A new technology enables the printing of complex robots with soft, elastic, and rigid materials in one go. This allows for the creation of delicate structures and parts with cavities as desired.
Researchers developed a new 3D inkjet printing system that works with a wider range of materials, including slower-curing materials. The system utilizes computer vision to automatically scan the print surface and adjust the amount of resin deposited in real time.
A team of engineers from the University of Illinois has developed a long-jumping robot with a lightweight elastomer body and artificial muscle made from coiled nylon fishing line. The robot can jump 60 times its body size in horizontal distance, opening up new possibilities for sensing and exploration applications.
Researchers introduced a cost-effective solution to correct tilt and curvature errors in two-photon polymerization 3D printing. The method uses Fourier scatterometry, which offers lower uncertainties than traditional methods, resulting in improved image quality and precision.
Researchers from West Virginia University are conducting experiments on 3D printing in microgravity conditions to develop materials for long-term space exploration. They found that a titanium dioxide foam can effectively block UV radiation and purify water, making it suitable for use in space habitats.
Researchers developed a new method that allows designing 3D-printed metal parts with varying strength levels, electrical conductivity, or corrosion resistance. The technique uses 3D-printing steps and can reduce manufacturing costs.
A new method for 3D printing metal allows for controlled structural modifications without heating and beating, reducing post-production alteration requirements. The technique enables the production of strong and tough metals with comparable performance to traditional methods.
Researchers at ETH Zurich have developed a novel 3D printing methodology to manufacture porous ceramic structures for efficient solar radiation transport, resulting in twice as much fuel production as uniform structures. The technology has the potential to improve sustainable aviation fuels' economic viability.
Researchers developed a method combining sensor data with machine-learning algorithm to identify flaws in 3D-printed parts. The framework allows for statistically verified quality control, reducing the need for human involvement in manufacturing inspection.
A team of researchers from City University of Hong Kong and Shanghai Jiao Tong University has developed a novel aluminium alloy with unprecedented fatigue resistance using advanced 3D printing techniques. The new alloy, called NTD-Al, surpasses the fatigue strength of high-strength wrought Al alloys and conventional metals.
Engineers use module assembly to develop vascularized organotypic tissues with high cell density and well-organized vasculature. This approach enables the rapid generation of functional tissue substitutes with improved efficacy in treating diseases.
Recent progress in metallic powders characterization, preparation, and reuse for laser powder bed fusion (L-PBF) enhances printing consistency and reduces costs. Novel cost-effective methods like fluidized bed and cold mechanically derived method are emerging to prepare powders.
Multistable mechanical metamaterials can switch between multiple stable configurations under external loading, making them reusable and efficient for quick action. Their unique properties make them promising for various engineering applications, including energy absorption, soft actuators/robots, and wave control.
Researchers at Cornell University developed a novel approach to explore microstructure emergence in 3D-printed metal alloys using X-ray bombarding. The technique reveals 'microstructural fingerprints' that capture the history of the material during processing, allowing for customized materials with improved performance.
Researchers introduce a game-changing technology that enables fabrication of high-resolution, transformable 3D structures at the micro/nanoscale using Two-photon polymerization-based (TTP-based) 4D printing. The technology has vast potential for applications in biomedicine, flexible electronics, soft robotics, and aerospace.
Recent research highlights the excellent electrochemical performance of critical 3D printing materials in rechargeable batteries. The study outlines the typical characteristics of major 3D printing methods used in fabricating electrochemical energy storage devices and discusses crucial materials for 3D printing of rechargeable batterie...
Researchers at Chalmers University of Technology developed 3D-printed plasmonic plastic, enabling the mass production of optical sensors that can detect hydrogen gas. The composite material has unique optical properties, allowing it to filter out molecules except hydrogen, making it ideal for various applications.
A study by Oak Ridge National Laboratory found that 3D-printed molds are economically beneficial for precast concrete production compared to traditional wood molds. The analysis also showed that optimized mold designs can reduce energy demand and carbon emissions.
Researchers have developed a sustainable solution to clean contaminated water using 3D-printed 'living material' containing genetically engineered bacteria that produce an enzyme to transform organic pollutants. The material's surface area and geometry optimize bacterial growth and decontamination efficiency.
A Texas A&M University team is exploring 3D printing to create tailored medication dosage and tablet size for young children, addressing the need for greater flexibility in administering medications. The project aims to maintain drugs' integrity and effectiveness while advancing the field of pharmaceutical manufacturing.
The University of Missouri is using a $1 million grant to develop an Industry 4.0 lab, providing engineering students with hands-on learning experiences in the latest industrial revolution's technology-centered job market. The lab will integrate skills at a higher level and keep students at the state-of-the-art level for industry.
Researchers develop low-cost 3D nanoprinting system with nanometer-level accuracy for printing microlenses, metamaterials, and micro-optical devices. The system uses a two-step absorption process and integrated fiber-coupled laser diode, making it accessible to scientists beyond optical experts.
Cyanobacteria can solidify inorganic materials like CO2, making them valuable for sustainable construction. Researchers developed an additive co-fabrication manufacturing process using bacterial strains and robotics.
A team of roboticists developed a 3D printed soft robotic gripper that can pick and release objects without electronics. The device is printed in one go and features built-in gravity and touch sensors.
Researchers at Harvard developed a fiber-infused ink that allows 3D-printed heart muscle cells to align and contract like human heart cells, enabling the creation of functional heart ventricles. The innovation can be used to build life-like heart tissues with thicker muscle walls, paving the way for regenerative therapeutics.
The research team produced a new strong, ductile, and sustainable titanium alloy through additive manufacturing, exhibiting better mechanical performance than traditional methods. This innovation addresses waste management issues in titanium alloy production, enabling recycling of off-grade sponge titanium.
The new method creates complex 3D shapes in seconds by applying heat to pre-folded flat sheets with origami patterns. This innovation has the potential to mitigate issues with traditional 3D printing, such as material wastage and long print times, and can be used in various fields like fashion, disaster recovery, and more.
Researchers successfully fabricate a microlens on a single-mode polarization-stable VCSEL chip using 2-photon-polymerization 3D printing, reducing beam divergence from 14.4° to 3° and enabling compact optical gas sensors with improved performance.
Research discusses challenges and future directions for porous metallic implant fabrication, focusing on microstructure, biocompatibility, and mechanical properties. The review aims to promote metabolite and nutrient exchange, bone ingrowth, and improved implant-tissue anchorage.
Researchers developed a new approach to create a wideband microwave absorption metamaterial using ultraviolet lasers, achieving high absorption performance and control over electrical and magnetic properties. The process enables mass production of complex structures without post-treatment.
Scientists have developed a metallic gel that allows for highly conductive 3D printing at room temperature. The gel, which is 97.5% metal, enables the creation of electronic components and devices with unprecedented conductivity.
The technique has the potential to overcome major shortcomings associated with conventional bioprinting, allowing real-time wound treatment and immediate anastomosis with native tissue. However, challenges remain, including integration with surrounding tissues and limited access to defect sites in articular joints.
Scientists review preparation techniques for copper matrix composites with ceramic particles, enhancing mechanical properties and thermal conductivity. The study highlights the importance of particle characterization, interfacial bonding, and advanced preparation methods to optimize composite performance.
Washington State University engineers have created a way to 3D-print two types of steel in the same circular layer using two welding machines. The resulting bimetallic material proved stronger than either metal alone due to pressure caused between the metals as they cool together.
Scientists at KTH Royal Institute of Technology created the smallest glass structure by 3D printing with sub-micrometer resolution. The new method eliminates thermal treatment requirements, enabling customized applications in medical machinery, robotics, and telecommunications.
The study proposes a new method called programmable pulsed aerodynamic printing (PPAP) that enables precise generation of multi-interface droplets with varying Z numbers. This technology has broad potential for applications such as cell encapsulation, controlled drug release, and self-assembly.
Researchers have developed a new manufacturing pipeline to simplify and advance high-value manufacturing of tissue-compatible organs, reducing costs and increasing efficiency. This breakthrough aims to address the dire need for artificially engineered organs and tissue grafts, potentially saving thousands of lives in the UK.
Researchers created a new type of wound dressing material using advanced polymers, enabling customized dressings with fine-tuned surface adhesion. The material has potential applications in burn treatment and drug delivery for cancer patients, providing constant medication release outside the clinic setting.
Researchers at Huazhong University of Science and Technology have developed a systematic review of laser powder bed fusion (LPBF)-fabricated NiTi alloys. The study highlights the effect of process parameters on printability, mechanical properties, and functional behaviors of NiTi shape memory alloys. These findings provide evidence for...
Researchers developed a novel printing method that controls the precise deposition of bioink in embedding medium, achieving accurate and homogeneous structures. The method enables the creation of complex three-dimensional structures with multiple materials, which has potential applications in manufacturing heterogeneous tissue models.
Researchers have developed strong and ductile titanium alloys by integrating alloy and 3D-printing process designs, enabling new sustainable applications in aerospace, biomedical, and energy technologies. The breakthrough utilizes circular economy thinking to produce alloys from industrial waste and low-grade materials.
McGill researchers are developing a new technique using 3D printing and hydrogels to create biomedical devices that conform to the human body. This emerging technology, called soft ionotronics, has the potential to improve wearable and implantable devices, such as strain sensors for neuromuscular rehabilitation.
A novel 3D printing method called high-throughput combinatorial printing (HTCP) produces materials with unique compositions and properties at microscale spatial resolution. This approach has the potential to accelerate materials discovery, particularly for clean energy and biomedical applications.
Researchers develop bio-inspired microphones that detect specific signals without consuming a lot of energy or requiring supervision. These miniature sensors are ideal for hazardous or hard-to-reach applications.
Researchers have developed a simplified surface design that enables liquid directional steering on the same surface as conventional designs. The new surface topography features dual reentrant curvatures and microgrooves, which regulate liquids' spreading dynamics. This innovation simplifies fabrication and opens up practical applications.