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Vibrationally Promoted Electronic Resonance Microscopy for Structural-Electronic Coupling Studies in Single Quantum Dots

Project description

Research and quantum dots

Perovskite materials have transformed the design of solar cells and lights. However, researchers do not understand the link between atomic vibrations and electron behaviour in single quantum dots. Conventional tests measure many particles at one time. This approach obscures the fine-scale details that control how these materials behaviour. Supported by the Marie Skłodowska-Curie Actions programme, the VIPERMS project aims to study these connections to create a microscope to observe vibrations within individual dots. This will explain how vibrations affect light and photon production, and help engineers develop better materials for solar power and quantum technologies.

Objective

In this proposal, I aim to investigate the mechanisms of structural-electronic coupling at both microscopic and nanoscopic levels and their effects on the optoelectronic properties of hybrid organicinorganic perovskites (HOIPs) single quantum dots. By leveraging my expertise in the photophysics of HOIPs nanocrystals, my experience in developing and utilizing vibrationally selective microscopy, and my host research group's proficiency in applying advanced vibrational-electronic techniques to study operando optoelectronic devices, we will push beyond the current state-of-the-art. We will develop a novel nonlinear spectroscopic microscopy technique with high temporal and spatial resolution. This approach will not only uncover the intrinsic mechanisms of vibronic coupling that affect optoelectronic properties in single quantum dotsmechanisms often hidden in traditional ensemble measurementsbut also provide a unique method for studying how vibrational coupling influences quantum phenomena, such as single-photon emission. Our findings will offer mechanistic insights that can drive the development of new nanomaterials for photovoltaics, lighting applications, and single-photon sources.

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-2024-PF-01

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Coordinator

IMPERIAL COLLEGE OF SCIENCE TECHNOLOGY AND MEDICINE
Net EU contribution
€ 276 187,92
Address
SOUTH KENSINGTON CAMPUS EXHIBITION ROAD
SW7 2AZ London
United Kingdom
Region
London Inner London — West Westminster
Activity type
Higher or Secondary Education Establishments
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Total cost
No data