Real-time line-scan spectroscopic imaging system for 3D nanostructures
A novel hyperspectral imaging system designed for real-time dimensional metrology of 3D nanostructures in roll-to-roll manufacturing. The system provides high-resolution spectral data across a wide line width, suitable for various applications including in-line monitoring.
Overview
The real-time line-scan spectroscopic imaging system is a cutting-edge solution for the dimensional metrology of 3D nanostructures within roll-to-roll (R2R) manufacturing processes. It offers the ability to continuously inspect samples at constant velocity, making it ideal for high-speed production lines. The system captures high-resolution spectral data across a line width of up to 100 mm, allowing for comprehensive real-time process inspection. It is designed to adapt to various applications, including monitoring the spectral absorption and texture of materials, such as ice cream, in different states.
Technical specifications
- Hyperspectral Imaging: Utilizes a linescan hyperspectral camera capable of broadband response from UV-vis-NIR.
- Projection Optics: Features reflective optics with low chromatic aberrations for accurate spectral imaging.
- High Line Speed: Simultaneously captures data over a wide line width, supporting high-speed manufacturing processes.
- Customizable Wavelength Bands: Can be tailored to specific wavelength bands of interest informed by physical or AI models.
- Potential Applications: In-line monitoring of spectral absorption/reflectance and texture analysis in various materials.
Technology readiness level
The technology is currently at TRL 5, indicating that it has been validated in a relevant environment. The ongoing development includes constructing an in-line system for continuous R2R web processing, with future plans for further validation and adaptation to specific applications.
About University of Texas at Austin
The University of Texas at Austin is a comprehensive public research university and the academic flagship for the state, combining scale with a collaborative, entrepreneurial culture. Industry engages through a dedicated research campus with co‑located laboratories and testbeds, plus a research park that supports company residence, prototyping, and joint development. Companies also access an advanced supercomputing center for data‑intensive work and benefit from integration with a medical school and its clinical practice for translational studies. Research is supported by competitive federal funding from NSF, NIH, DOE, DoD, and NASA. A dedicated technology transfer office streamlines IP, licensing, and startup formation, with experienced staff who work routinely with corporate R&D.
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