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Surrogate modelling for 3D-printed, achromatic, high numerical aperture metafibres

Project description

A closer look at optical metasurfaces with 3D printing

Optical metasurfaces are a rapidly advancing technology used in imaging, polarimetry, holography, and other optical applications. However, further innovation is needed to address challenges related to miniaturisation and accuracy during manufacturing, which can be costly and offer limited customisation. Funded by the Marie Skłodowska-Curie Actions programme, the SUPREME project aims to revolutionise optical metasurface design by using surrogate modelling techniques to develop 3D-printed, high numerical aperture, achromatic metalens-enhanced fibres. The project will employ 3D printing, supercell meta-atom libraries, Gaussian process regression models, and novel high-efficiency achromatic meta-fibre designs to achieve these goals.

Objective

With the proposed research project, I aim to revolutionize optical metasurface design leveraging surrogate modelling techniques (OBJ1) towards the development of 3D-printed, achromatic, high numerical aperture (NA) metalens-enhanced fibres, called metafibres (OBJ2). The proposed methodology consists of three interconnected phases: firstly (WP1), constructing a supercell meta-atom library consisting of three-dimensional metaatoms through iterative optimization. The simulated designs will be 3D-printed and the simulation model updated based on the results of the experimental characterization, ensuring precise and realistic control of meta-atom responses. Secondly (WP2), a Gaussian Process Regression (GPR) will be implemented as a versatile surrogate model using the established supercell library. This machine learning technique enables the efficient prediction of complex optical meta supercell responses, facilitating rapid prototyping and customization with reduced computational overhead. Notably, GPR models allow to consider fabrication tolerances straight-forward in combination with data augmentation techniques. Lastly (WP3), I will exploit the GPR model for the design of high-performing achromatic metafibres, utilizing 3D-printing technology to directly print the metalenses on the tip of optical fibres.
I have chosen a top research centre, Leibniz Institute of Photonic Technology/ Jena, Germany, to develop my MSCA project under supervision of a world-leading expert in optical fiber photonics. Using my knowledge in engineering, photonics and numerical simulation tools, this MSCA project will pave the way for metafibres promising versatile and broadband optical solutions with the potential to transform fields like microscopy, telecommunications and medical imaging. This research aligns with sustainability goals by minimizing material waste and energy consumption in the fabrication process, marking a significant advancement in metasurface and optical system design.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2023-PF-01

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Coordinator

LEIBNIZ-INSTITUT FUER PHOTONISCHE TECHNOLOGIEN E.V.
Net EU contribution
€ 189 687,36
Address
Albert Einstein strasse 9
07745 Jena
Germany
Region
Thüringen Thüringen Jena, Kreisfreie Stadt
Activity type
Research Organisations
Links
Total cost
No data