CAD/CAM for scalable nanomanufacturing: A network-based system for hybrid 3D printing

Area of Science:

• Materials Science and Engineering
• Nanotechnology
• Manufacturing Engineering

Background:

• Micro- and nano-structuring are crucial in science and engineering.
• Scalable nanomanufacturing aims for smaller features, material flexibility, and higher throughput.
• Existing computer-aided design and manufacturing (CAD/CAM) systems require adaptation for nanoscale applications.

Purpose of the Study:

• To investigate the key requirements for CAD/CAM systems tailored for scalable nanomanufacturing.
• To develop and demonstrate a novel CAD/CAM system for hybrid 3D nanoscale printing.
• To explore the integration of diverse fabrication processes within a unified CAD/CAM framework.

Main Methods:

• Analysis of recent micro/nanoscale fabrication processes.
• Definition of essential CAD/CAM system characteristics: process database, standardization, communication, adaptive interpolation, coordinate systems, and device management.
• Development of a network-based CAD/CAM system integrating nanoparticle printing, focused ion beam milling, micromachining, and spin-coating.

Main Results:

• A novel hybrid 3D printing process at the nanoscale (minimum feature size 50 nm) was successfully developed.
• The system enables printing of 3D structures using various inorganic materials.
• A network-based approach enhances communication and integration among different processes and resources.

Conclusions:

• The developed CAD/CAM system addresses critical requirements for scalable nanomanufacturing.
• Hybrid and bridging processes are effective for expanding nanomanufacturing capabilities.
• The network-based CAD/CAM paradigm facilitates advancements in nanoscale fabrication and hybrid manufacturing processes.