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The ability to accurately quantify the performance an additively manufactured (AM) product is important for a widespread industry adoption of AM as the design is required to: (1) satisfy geometrical constraints, (2) satisfy structural…

计算工程、金融与科学 · 计算机科学 2018-11-05 Erva Ulu

Additive manufacturing (AM) processes produce parts with improved physical, chemical, and mechanical properties compared to conventional manufacturing processes. In AM processes, intricate part geometries are produced from multicomponent…

材料科学 · 物理学 2018-01-04 Supriyo Ghosh

This work explores a spatial printing method to fabricate continuous fiber-reinforced thermoplastic composites (CFRTPCs), which can achieve exceptional mechanical performance. For models giving complex 3D stress distribution under loads,…

计算几何 · 计算机科学 2024-01-26 Guoxin Fang , Tianyu Zhang , Yuming Huang , Zhizhou Zhang , Kunal Masania , Charlie C. L. Wang

Numerical codes that require arbitrary precision floating point (APFP) numbers for their core computation are dominated by elementary arithmetic operations due to the super-linear complexity of multiplication in the number of mantissa bits.…

分布式、并行与集群计算 · 计算机科学 2022-04-14 Johannes de Fine Licht , Christopher A. Pattison , Alexandros Nikolaos Ziogas , David Simmons-Duffin , Torsten Hoefler

Additive manufacturing (AM) enables enormous freedom for design of complex structures. However, the process-dependent limitations that result in discrepancies between as-designed and as-manufactured shapes are not fully understood. The…

计算几何 · 计算机科学 2019-05-30 Morad Behandish , Amir M. Mirzendehdel , Saigopal Nelaturi

Rapid cooling rates and stochastic interactions between the heat source and feedstock in additive manufacturing (AM) result in strong anisotropy and process-induced defects deteriorating the tensile ductility and fatigue resistance of…

材料科学 · 物理学 2021-04-15 Jenniffer Bustillos , Jinyeon Kim , Atieh Moridi

In-situ monitoring system can be used to monitor the quality of additive manufacturing (AM) processes. In the case of digital image correlation (DIC) based in-situ monitoring systems, high-speed cameras were used to capture images of high…

图像与视频处理 · 电气工程与系统科学 2023-01-03 Wenkang Zhu , Hui Li , Yikai Zhang , Yuqing Hou , Liwei Chen

Additive manufacturing is a versatile technique that shows promise in providing quick and dynamic manufacturing for complex engineering problems. Research has been ongoing into the use of additive manufacturing for potential applications in…

We introduce a method to analyze and modify a shape to make it manufacturable for a given additive manufacturing (AM) process. Different AM technologies, process parameters or materials introduce geometric constraints on what is…

图形学 · 计算机科学 2019-09-26 Erva Ulu , Nurcan Gecer Ulu , Walter Hsiao , Saigopal Nelaturi

Additive Manufacturing (AM) is a powerful technology that produces complex 3D geometries using various materials in a layer-by-layer fashion. However, quality assurance is the main challenge in AM industry due to the possible time-varying…

机器学习 · 计算机科学 2022-11-01 Jihoon Chung , Bo Shen , Andrew Chung Chee Law , Zhenyu , Kong

Density functional theory (DFT) has been a cornerstone in computational chemistry, physics, and materials science for decades, benefiting from advancements in computational power and theoretical methods. This paper introduces a novel,…

The advancements in additive manufacturing (AM) technology have allowed for the production of geometrically complex parts with customizable designs. This versatility benefits large-scale space-frame structures, as the individual design of…

计算工程、金融与科学 · 计算机科学 2023-12-05 Oguz Oztoprak , Alexander Paolini , Pierluigi D'Acunto , Ernst Rank , Stefan Kollmannsberger

Additive manufacturing, or 3D printing, is a complex process that creates free-form geometric objects by sequentially placing material to construct an object, usually in a layer-by-layer process. One of the most widely used methods is Fused…

机器人学 · 计算机科学 2025-10-24 Travis A. Roberts , Sourabh Karmakar , Cameron J. Turner

Generating large-scale, physically consistent AC Optimal Power Flow (ACOPF) datasets is essential for modern data-driven power system applications. The central challenge lies in balancing solution accuracy with computational efficiency.…

系统与控制 · 电气工程与系统科学 2026-02-04 Shashank Shekhar , Abhinav Karn , Kris Keshav , Shivam Bansal , Parikshit Pareek

A promising method for obtaining ceramic components with additive manufacturing (AM) is to use a two-step process of first printing the artifact in polymer and then converting it to ceramic using pyrolysis to form polymer derived ceramics…

应用物理 · 物理学 2019-09-06 Apoorv Kulkarni , Gian Domenico Soraru , Joshua Pearce

Additive manufacture (AM) involves creating a part layer by layer and is a rapidly evolving manufacturing process. It has multiple strengths that apply to space-based optics, such as the ability to consolidate multiple parts into one,…

Many alloys made by Additive Manufacturing (AM) require careful design of post-heat treatment as an indispensable step of microstructure engineering to further enhance the performance. We developed a high-throughput approach by fabricating…

材料科学 · 物理学 2020-08-03 Yunhao Zhao , Noah Sargent , Kun Li , Wei Xiong

In the current industrial revolution, additive manufacturing (AM) embodies a promising technology that can enhance the effectiveness, adaptability, and competitiveness of supply chains (SCs). Moreover, it facilitates the development of…

系统与控制 · 电气工程与系统科学 2020-11-24 Filipe M. de Brito , Gélson da Cruz Júnior , Enzo M. Frazzon , João P. Basto , Symone G. S. Alcalá

Autoregressive(AR)-diffusion hybrid paradigms combine AR's structured modeling with diffusion's photorealistic synthesis, yet suffer from high latency due to sequential AR generation and iterative denoising. In this work, we tackle this…

计算机视觉与模式识别 · 计算机科学 2025-12-10 Zhen Zou , Xiaoxiao Ma , Jie Huang , Zichao Yu , Feng Zhao

Numerical simulations of a complete laser powder bed fusion (LPBF) additive manufacturing (AM) process are extremely challenging or even impossible to achieve without a radical model reduction of the complex physical phenomena occurring…

数值分析 · 数学 2021-12-20 Massimo Carraturo , Alex Viguerie , Alessandro Reali , Ferdinando Auricchio