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30 Results for 'Additive manufacturing'
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Technology
ELECTROHYDRODYNAMIC INKJET PRINTING DEVICES, SYSTEMS, AND METHODS
UW-Madison researchers have developed a new EHD inkjet printing device with a groundless printhead. By separating the printhead and the substrate, the entire system can be made modular such that the p...
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Hantang Qin, Liangkui Jiang, Rayne Wolf | P240310US02
Technology
HIGH ENERGY 3-D PRINTER EMPLOYING CONTINUOUS PRINT PATH
UW-Madison innovators have designed a continuous helical 3D metal printer with an unbounded rotating powder volume. In one embodiment, the powder bed system exists as a torus, where powder is deposite...
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Thomas (Rock) Mackie, Brandon Walker, Nathan Schumacher | P210260US01
Technology
Forming Syntactic Foams Using Selective Laser Sintering
Composite materials are used in the aerospace, automotive, marine and defense industries because of their enhanced specific mechanical properties and functionality. One category of composite materials...
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Pavana Prabhakar, Hridyesh Raj Tewani | P230100US02
Technology
POWDER DEPOSITION APPARATUSES AND METHODS
UW-Madison researchers have developed a high throughput powder spreadability testing system that can test powder spreadability at multiple layer thicknesses, multiple substrate materials, multiple bla...
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Lianyi Chen, Luis Izet Escano | P240087US01
Technology
AEROSOL JET PRINTER PROVIDING IN-FLIGHT AEROSOL CHARACTERIZATION
Real-time measurement of the printed line of an aerosol jet printer provides a good indication of whether the printing process is correctly configured. However, the complexity of the printing process...
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Scott Sanders, Joseph Andrews, Mario Trujillo | P210390US01
Technology
AEROSOL JET PRINTED QUANTUM DOT MATRIX
Quantum dots are nanometer-sized semiconductors with optical properties that result from a combination of their small size and quantum mechanical effects. In one important application, quantum dots ma...
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Joseph Andrews, Anna Meredith | P240047US01
Technology
LASER-BASED MANUFACTURING PROCESSES AND APPARATUSES
UW-Madison researchers have developed an optical sensor for monitoring of laser-based manufacturing processes such as 3D printing. The device uses wavelength-swept lasers tuned across the absorption ...
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Scott Sanders, Lianyi Chen, Matthias Beuting | P230346US01
Technology
CHROMIUM-MOLYBDENUM-ALUMINUM ALLOYS WITH OXIDATION-RESISTANCE IMPARTED BY THERMAL PRE-TREATMENT
UW-Madison researchers have developed an alloy of chromium, molybdenum and aluminum that has shown survivability up to 1600 degrees C, as well as over exposure times of 120 hours through multiple ther...
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Dan Thoma, Michael Niezgoda | P230315US01
Technology
ALLOY AND COMPOSITE FORMATION BY REACTIVE SYNTHESIS DURING ADDITIVE MANUFACTURING
UW researchers have discovered methods for forming metal alloys, including refractory intermetallic alloys, and ceramic composites using reactive synthesis during additive manufacturing (AM). In the A...
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John Perepezko, Dan Thoma, MD Islam, Longfei Liu | P210326US02
Technology
DEVICE AND METHOD FOR EVALUATING THE SUSCEPTIBILITY OF HOT CRACKING IN ADDITIVE MANUFACTURING
UW-Madison researchers have developed a system and method for evaluating susceptibility of hot cracking in metal additive manufacturing. A tensile test-like substrate is pulled by a tensile test machi...
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Sindo Kou | P220351US01
Technology
METALLIC POWDERS AND METHODS THEREFOR
UW-Madison researchers have discovered a new method to create pore-free metal powders for additive manufacturing applications. This is accomplished by removing the pores that are introduced during the...
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Lianyi Chen, Ali Nabaa | P210436US01
Technology
COMPOSITIONS FOR STABILIZING METAL-FREE RING-OPENING METATHESIS POLYMERIZATION AND RELATED METHODS
A solvent-less method for photo-redox mediated MF-ROMP that can be used to produce industrially relevant polymers. Recognizing that fluorinated alcohols have several comparable characteristics to ROMP...
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Andrew Boydston, Xuejin Yang, Rachel Tritt, Margaret Tetzloff | P210232US02
Technology
POWDER CORE-SHELL STRUCTURES AND METHODS THEREFOR
UW-Madison researchers have developed a process for producing core-shell metal matrix nanocomposite wire for directed energy deposition (DED) additive manufacturing. The procedure involves first produ...
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Lianyi Chen, Jiandong Yuan | P220033US01
Technology
POWDER SPREADER
UW researchers have developed a novel design for the spreader component of powder bed-based additive manufacturing techniques, using a core-shell concept with low friction materials. The spreader is c...
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Lianyi Chen, Luis Izet Escano | P210196US01
Technology
Metal Foam Additive Manufacturing with Controlled Pore Patterns
UW researchers have developed a new 3D printing technique for fabrication of metal foams with pore patterns. Unlike traditional manufacturing techniques used for fabrication of metal foams, this new m...
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Lianyi Chen, S. Mohammad H Hojjatzadeh, Qilin Guo | P210245US01
Technology
ROTATING NOZZLE STRUCTURE AND METHOD
UW-Madison researchers have developed an improvement to the Fused filament fabrication (FFF) 3D printing process whereby rotating the nozzle at high speeds causes the polymer melt along the wall to sh...
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Alec Redmann, Tim Osswald, Allen Román | P210202US01
Technology
Systems And Methods For Controlling Support Structures In Manufacturing
Systems and methods for controlling support structures in manufacturing are provided. In particular, the present disclosure provides systems and methods for characterizing the support volume in the de...
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Xiaoping Qian | P160236US01
Technology
Additive Manufacturing Process Continuous Reinforcement Fibers And High Fiber Volume Content
An additive printer dispenses filament having high volume content of axial reinforcing fibers impregnated with a partially cured thermoset material. Partial curing provides sufficient mechanical integ...
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Natalie Rudolph, Thomas Pfeifer, Thomas Laduch | P160257US01
Technology
Joint Structures
Aspects of the present disclosure are directed to a three-dimensional joint and/or formation thereof, such as by 3D-printing the joint. The joint is provided with an interface region having a curable ...
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Natalie Rudolph, Alec Redmann | P170335US01
Technology
Singularity Reduction in Quadrilateral Meshes for Optimized Computer Simulations
Systems and methods for modifying and generating quadrilateral meshes for computer graphic structures include obtaining a polygon mesh representing a computer graphic structure, the polygon mesh compr...
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Krishnan Suresh, Chaman Verma | P160402US01
Technology
3d Structures And Methods Therefor
Aspects of the disclosure are directed to methods and/or apparatuses involving one or more of a conductive polymer, deposition of a conductive polymer and 3D (three-dimensional) printing of a continuo...
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Gregory Nellis, Jake Boxleitner, Thomas Mulholland | P180366US01
Technology
Homogenization Of Material Properties In Additively Manufactured Structures
A method for estimating a material characteristic of an article includes receiving a material property tensor having an associated reference direction. A tool path model of an additive manufacturing p...
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Vadim Shapiro, Xingchen Liu | P160276US01
Technology
Support Structure Constrained Topology Optimization For Additive Manufacturing
Systems and methods for generating designs of objects for additive manufacturing (AM) include a topological optimization framework that facilitates optimized computer generated designs requiring signi...
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Krishnan Suresh, Amirmassoud Mirzendehdel | P160377US01
Technology
Systems And Methods For Controlling Additive Manufacturing Systems
A system and method for controlling an additive manufacturing system to form a multi-material component. Operating parameter values may be determined for the additive manufacturing system based on a ...
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Seyyed Behzad Hosseini Rankouhi, Salman Jahani, Dan Thoma, Frank Pfefferkorn | P200171US01
Technology
Systems, Methods, And Media For Controlling Support Structures And Build Orientation In Manufacturing
In accordance with some embodiments, systems, methods, and media for controlling support structures and build orientation are provided. In some embodiments, a method for additive manufacturing a part ...
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Xiaoping Qian, Cunfu Wang | P200107US01