Articles tagged with Additive Manufacturing
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.
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.
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.
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.
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.
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.
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 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.
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 created 3D-printed talking heads to simulate conversations and assess acoustic properties. The project aims to improve human hearing algorithms and develop more realistic listening experiences.
Scientists have discovered a universal method to bond soft materials together using electricity, eliminating the need for traditional adhesives. The new technique, called electroadhesion, uses oppositely charged materials to form strong bonds that can withstand gravity and last for years.
A Texas A¼M researcher has received a $3M NSF grant to test 3D printing living matter for substituting petroleum-based plastics in packaging, furniture and construction industries. The project aims to create locally available materials that can generate domestic jobs.
Scientists have identified a novel mechanism of gel formation in synthetic polymers, which leads to the creation of worm-like structures. This breakthrough has significant implications for biofabrication and could lead to the development of new medical implants, contact lenses, and other applications.
Xiayun Zhao receives $657,610 NSF CAREER Award for her research in photopolymer additive manufacturing. She aims to develop a smart digital light processing method that uses two wavelengths to control curing and curb exposure, improving the accuracy and strength of printed parts.
MIT researchers developed a miniature vacuum pump for portable mass spectrometers, overcoming design limitations of traditional pumps. The 3D-printed pump can create and maintain lower pressure vacuums, increasing the device's lifetime and enabling its use in remote locations and space exploration.
The PRISM-LT project aims to create an adaptable platform for 3D bioprinting of living tissue with dynamic functionalities and predictable shapes, using a novel tunable bioink that fosters a symbiotic relationship between stem cells and microorganisms.
Researchers found that correctly occluded left atrial appendages minimized left atrial flow stasis and thrombogenicity using 4D flow MRI and 3D phantoms. The study provides a clinical goal for the procedure in patients with atrial fibrillation.
Researchers have developed a novel 3D printing strategy that preserves the folding structure and molecular function of various biopolymers, enabling precise control over size and geometry at submicron resolution. The technique allows for the production of 3D biopolymeric architectures with functional integrity and biofunctions.
Hokkaido University researchers evaluate a material used to build model arteries, finding it suitable for medical education and surgical practice. The study also highlights the potential for improved assessment of 3D printing technology in creating highly accurate models of individual patient's artery structure.
Researchers at the University of Bath have successfully created antimicrobial ferroelectric composite materials using a novel 3D printing process. These materials can eradicate E coli bacteria within 15 minutes, with potential applications in heart valves, stents, and bone implants.
The University of Texas at El Paso has joined a $2.5 million NASA-led project to develop 3D-printed rechargeable batteries using lunar and Martian regolith. Researchers will utilize additive manufacturing processes, such as material extrusion and vat photopolymerization, to produce shape-conformable batteries for space applications.
University of Ottawa researchers Ezgi Pulatsu and Chibuike Udenigwe identified crucial factors impacting the print quality and shape complexity of edible materials produced by additive manufacturing. By optimizing these features, food quality can be improved, control increased, and printing speed enhanced.
Researchers create a 3D-printing system to construct cheesecake from edible food inks, enabling customizable foods with improved nutrient content. The technology could address issues with low-nutrient processed foods, making it appealing for individuals with dietary restrictions and those requiring personalized nutrition.
The institute aims to shorten the cycle required to design, manufacture, and test parts that can withstand space travel conditions. It will develop detailed computer models of additively manufactured parts using digital twins.
A low-cost, open-source device called Flatburn can measure air pollution using 3D printing or inexpensive parts. Researchers have tested and calibrated it against existing state-of-the-art machines, making it suitable for community groups and individual citizens to track local air quality.
The University of Arkansas engineering faculty will research ways to improve 3D printing of concrete and indigenous soils for horizontal construction projects. The project aims to develop printing instructions for mobile robots and explore biomimetic structures that can reduce material use while increasing strength.
A new invention by ETH Zurich researchers uses 3D printing to create customized insoles with integrated pressure sensors that can measure foot pressure during various activities. This allows for more accurate and efficient creation of custom insoles, potentially improving athletic performance and treating musculoskeletal pain.
Scientists create hybrid composite scaffolds with aligned nanofibrous architectures to improve cell seeding efficiency, proliferation rates, and morphogenesis. The findings have potential applications in tissue repairing and regenerative medicine.
Researchers have successfully printed flexible electronics using polypyrrole and demonstrated its compatibility with living organisms, paving the way for patient-specific implants. The technology has potential applications in real-time health monitoring and treating conditions like epilepsy or pain.
Researchers have developed a smart contact lens capable of implementing AR-based navigation using a novel electrochromic display technology. The device uses Prussian blue to display directions to the user in real-time, overcame limitations of existing AR devices.
Researchers developed a new AI-driven method to detect and predict defects in 3D printed metals, enabling rapid improvements in additive manufacturing. The method uses X-ray imaging and machine learning to identify pore generation in real-time with near-perfect accuracy.
A new 3D-printed scaffold made of a dissolvable polymer is shown to create nipples that maintain long-lasting projection, unlike previous reconstruction approaches. The device has the potential to improve breast reconstruction results and could be available for women undergoing mastectomy in the near future.
The team creates software and hardware for a 4D printer that can control shape-changing materials in response to external magnetic fields or mechanical deformation. This technology enables the design of soft robots, smart sensors, and substrates with self-healing capabilities.
Researchers aim to capture CO2 from industrial emissions and store it in mineralized form in 3D-printed building materials. The project seeks to significantly reduce the carbon footprint of cement-based construction materials.
A new process combining human evaluation and AI optimization produces better designs than fully automated systems or manual approaches. The 'Human-Informed Topology Optimization' method reduces material usage while maintaining strength, and can be applied to various scales and applications.
A new AR system using HoloLens enables doctors to perform transperineal prostate interventions with high accuracy and flexibility. The system provides a 3D immersive experience, allowing doctors to guide needles to their target with ease.
A new cybersecurity framework uses digital twin technology, machine learning, and human expertise to detect cyberattacks in manufacturing processes. The framework analyzes continuous data streams from physical machines and their digital twins to identify irregularities and flag potential threats.
Researchers have developed a procedure to create custom, 3D-printed heart replicas that accurately mimic a patient's specific heart form and function. These replicas can be controlled to mimic the pumping action of the real heart, allowing clinicians to test various treatment options for individual patients.
Researchers have discovered a new 3D-printed superalloy that can withstand high heat, essential for power plant turbines. The alloy, composed of 42% aluminum, 25% titanium and other metals, is stronger at high temperatures than state-of-the-art materials.
Researchers at Max Planck Institute and Heidelberg University have developed a technology to assemble matter in 3D using sound waves. They successfully printed microparticles, gel beads, and biological cells into three-dimensional shapes, paving the way for novel 3D cell culture techniques.