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Manufacturing

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Displaying 26 - 50 of 2174

Surrogate modeling of microstructure prediction in additive manufacturing

November 21, 2024
Author(s)
Paul Witherell, Sankaran Mahadevan, Paromita Nath, Arulmurugan Senthilnathan
Variability in the additive manufacturing process and powder material properties affect the microstructure which influences the macro-scale material properties. Systematic quantification and propagation of this uncertainty require numerous process

Precipitation hardening of laser powder bed fusion Ti-6Al-4V

November 20, 2024
Author(s)
Nicholas Derimow, Jake Benzing, Jacob Garcia, Zachary Levin, Ping Lu, Newell Moser, Chad Beamer, Frank DelRio, Nikolas Hrabe
The laser powder bed fusion (PBF-L) additive manufacturing (AM) community has dedicated significant efforts into process optimization and control for defect-free Ti-6Al-4V. As defects become less of an issue for PBF-L Ti-6Al-4V, the processing-structure

Clarifying the Formation of Equiaxed Grains and Microstructural Refinement in the Additive Manufacturing of Binary Ti-Cu

November 14, 2024
Author(s)
Alec Saville, Adriana Eres-Castellanos, Andrew Kustas, Levi Van Bastian, Donald Susan, Dale Cillessen, Sven Vogel, Natalie Compton, Kester Clarke, Amy Clarke
Controlling microstructural evolution in metallic additive manufacturing (AM) is difficult, especially in producing refined as-built grains instead of coarse, directional grains. Traditional solutions involve adding inoculants to AM feedstocks, but

Current State and Emerging Trends in Advanced Manufacturing: Process Technologies

November 13, 2024
Author(s)
Kamyar Raoufi, Karl Haapala, John Sutherland, Fu Zhao, Andres Clarens, Jeremy Rickli, Zhaoyan Fan, Haihong Huang, Yue Wang, Wo Jae Lee, Nehika Mathur, Matthew Triebe, Sai Srinivas Desabathina
Advanced manufacturing is challenging engineering perceptions of how to innovate and compete. The need for manufacturers to rapidly respond to changing requirements and demands; obtain, store, and interpret large volumes of data and information; and

Transitioning Towards Circular Consumer Electronics Products

November 13, 2024
Author(s)
Junwon Ko, Gisele Bortolaz Guedes, Fazleena Badurdeen, I.S. Jawahir, Katherine Morris, Vincenzo Ferrero
The adoption of Circular Economy (CE) practices is continuing to gain momentum, driven by its potential to promote efficient use of resources, maximize the value of materials and products, and mitigate issues such as resource scarcity, environmental

Strategic Plan for the Manufacturing USA Program

October 29, 2024
Author(s)
Robert G. Rudnitsky, Clifton Ray, Said Jahanmir
This document is the triennial strategic plan for the Manufacturing USA Program, as required by the program's authorizing statute. This strategic plan addresses the role of the Manufacturing USA institutes in developing advanced manufacturing technology

Digital Twins for Advanced Manufacturing: The Standardized Approach

October 26, 2024
Author(s)
Guodong Shao, Deogratias Kibira, Simon P. Frechette
Recently, digital twins are becoming more prevalent in a wide range of industries such as manufacturing, construction, smart city, healthcare, business for various purposes including observing, predicting, optimizing, and controlling. However, because

Microstructure and mechanical properties of laser powder bed fusion Ti-6Al-4V after HIP treatments with varied temperatures and cooling rates

October 22, 2024
Author(s)
Nicholas Derimow, Jake Benzing, Howard Joress, Austin McDannald, Ping Lu, Frank DelRio, Newell Moser, Matthew Connolly, Alec Saville, Orion Kafka, Chad Beamer, Ryan Fishel, Chris Hadley, Nikolas Hrabe
This work investigated non-standard HIP cycles for PBF-L Ti-6Al-4V and characterized microstructure and tensile properties to compare between material that originated from the same build. For 920 °C, faster cooling rates (100 °C/min, 2000 °C/min) were

Roadmap to Strengthen the U.S. Manufacturing Supply Chain via Digital Thread Technology

October 15, 2024
Author(s)
Eric Holterman, Dennis Brandl, Benjamin Standfield, James Wilson, Nima Yazdanpanah, Jim Fritz, Michael Corsello, Barbara Boyan, John Hagwood, Charles Ditchendorf, William Sobel, Lorin Sodell, Lisa Fronczek
This work presents and catalyzes support for a technology roadmap to improve the resilience and capacity of the US manufacturing supply chain through Digital Thread technology. Risks to supply chain resilience and capacity are mapped against envisioned

Forecasting demand data for critical materials

October 9, 2024
Author(s)
Kyle Foster, Nehika Mathur
Gallium, Indium and Cobalt are critical materials that vital to ramping up the adoption of clean energy technologies such as solar photovoltaics (PVs), electric vehicles (EVs) and wind turbines (WTs). Like other critical materials, they too are prone to

Machine Tool Thermal Error Measurement and Prediction via Wireless Microscope

October 1, 2024
Author(s)
Zongze Li, Gregory Vogl, Edward Kinzel, Botond Santa, Robert Landers
A novel method is proposed to measure the thermal errors of a three-axis machine tool by taking images of unique custom-designed fiducials attached to a worktable using a wireless microscope mounted to the spindle. Multiple fiducials are applied for the

Robust feature design for early detection of ball screw degradation

October 1, 2024
Author(s)
Xu Han, Marcella Miller, Gregory Vogl, Guanyu Chen, Xiaodong Jia
The ball screw is a critical device for precision linear motion control that has widespread applications in industrial robots, computer numerical control (CNC) machines, and high-precision leveling systems, among others. Because high-precision positioning

Summary Report: CHIPS R&D Program Standards Summit

September 27, 2024
Author(s)
Mary Bedner, Chris Greer
The mission of the National Institute of Standards and Technology's (NIST) CHIPS Research and Development Office (CHIPS R&D) under the Department of Commerce's CHIPS for America Program is to accelerate the development and commercial deployment of

Manufacturing Digital Twin Standards

September 24, 2024
Author(s)
Guodong Shao
As a foundation of digital transformation, digital twins are critical for achieving smart manufacturing. Recent technology advancements, such as smart sensors, Internet of Things (IoT), cloud computing, machine learning, and artificial intelligence (AI)

Current State and Emerging Trends in Advanced Manufacturing: Part 2 - Smart Systems and Future Challenges

September 3, 2024
Author(s)
Kamyar Raoufi, Karl Haapala, John Sutherland, Fu Zhao, Andres Clarens, Jeremy Rickli, Zhaoyan Fan, Haihong Huang, Yue Wang, WoJae Lee, Nehika Mathur, Matthew Triebe, Sai Srinivas Desabathina
Advanced manufacturing is challenging engineering perceptions of how to innovate and compete. The need for manufacturers to rapidly respond to changing requirements and demands; obtain, store, and interpret large volumes of data and information; and

Towards Sustainable Electronics: Exploring IC Reuse for Circular Economy Transformation

August 22, 2024
Author(s)
Nowell Stoddard, Lisa Paterson, Mark Schaffer, Tom Etheridge, Nehika Mathur, KC Morris, Lise Laurin, Amos Ncube
This perspective paper addresses the importance of responsible end of life (EOL) management of integrated circuits (ICs or chips), with a particular focus on the possibility of IC reuse as an avenue to address the high impacts of chip manufacturing and the

Quantifying High Density Polyethylene Flows in the United States using Material Flow Analysis

August 20, 2024
Author(s)
Abheek Chatterjee, Nehika Mathur, Daniel Figola, Matthew Triebe, Buddhika Hapuwatte, Ashley Hartwell, Katherine Morris
A Circular Economy (CE) aims to reduce natural resource consumption, waste generation, and related detrimental environmental, social, and economic impacts by retaining valuable materials in the economy as long as possible. This research focuses on the
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