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Ultrafast topological spectroscopy using structured light assisted by artificial intelligence

Project description

AI assisted ultrafast topological spectroscopy for quantum materials

Advancements in quantum technologies and materials have already enabled unparalleled control and precision in tailoring materials at ever-smaller, faster scales. They also allow the use of atomically thin quantum materials, which hold immense potential for photonics and semiconductors. The ERC-funded SMART-TOPOSPEC project aims to develop an all-optical metrology technique to resolve electronic responses in quantum materials spatially. To achieve this, the project will incorporate topological harmonic spectroscopy, AI innovations for ultrafast science, and novel pulse characterisation techniques. Finally, the resulting solution will enable improved quality control and defect detection while also being faster, robust, and cost-efficient.

Objective

In the era of quantum materials, material properties can be precisely tailored at the smallest (nanometer) and fastest (femtosecond to attosecond) scales ever controlled by humankind. Among them, atomically thin quantum materials stand out due to their remarkable conductivity and optical transparency, making them highly attractive for semiconductor and photonic industries. SMART-TOPOSPEC, integrating a team between University of Salamanca, SME Sphere Ultrafast Photonics and Lund University, aims to develop a novel all-optical metrology technique to spatially-resolve the electronic response of quantum materials. This is achieved through topological harmonic spectroscopy, an innovative approach that exploits structured ultrafast light pulses to extract spatially-resolved information about laser-matter interactions. The use of ultrafast structured light, which requires advanced diagnosis tools and manipulation techniques, opens up new avenues for characterization and quality checking of quantum materials. By innovating the use of artificial intelligence (AI) in ultrafast science, our approach will solve the inverse problem to unequivocally identify quantum material properties that can not be resolved with standard techniques. Integrating AI into advanced pulse characterization techniques will facilitate the acceleration of retrieval algorithms, paving the way for real-time, high-precision diagnostics. The project will culminate in a prototype that integrates AI-assisted topological harmonic spectroscopy with advanced laser pulse diagnostics. This method will provide a rapid, robust, cost-effective, and tabletop solution for the semiconductor industry, enabling quality control and defect detection at nanometer scales. Building on previous patents and ERC research results, SMART-TOPOSPEC translates cutting-edge science into industrial applications to impact the laser technology and semiconductor markets.

Fields of science (EuroSciVoc)

Programme(s)

Topic(s)

Funding Scheme

HORIZON-ERC-POC - HORIZON ERC Proof of Concept Grants

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Call for proposal

(opens in new window) ERC-2025-POC

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Host institution

UNIVERSIDAD DE SALAMANCA
Net EU contribution
€ 84 000,00
Address
CALLE PATIO DE ESCUELAS 1
37008 Salamanca
Spain
Region
Comunidad de Madrid Comunidad de Madrid Madrid
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data

Beneficiaries (3)