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Squeezed Light Enhancement of Optomechanical Systems

Objective

Technological advancements over the last quarter-century have led to moving-mirror interferometric experiments obtaining the most sensitive displacement measurements to date. In such experiments, even if classical noise has been reduced, two quantum-noise sources are still present: quantum shot noise (QSN) and quantum radiation pressure noise (QRPN). The combination of these quantum noise sources results in a limit of displacement sensitivity that one can achieve with a coherent laser beam: the standard quantum limit (SQL). Measuring and surpassing the SQL is of keen interest to the fields of optomechanics and interferometric gravitational-wave detection. Since the mid-1980s, the gravitational-wave detection community has been developing quantum squeezed states technologies in order to surpass the limits of quantum noise and the SQL. This technology development has seen excellent success in high profile scientific results.

This project will result in the sensitivity enhancement of a quantum-noise-driven macroscopic optomechanical cavity using frequency-independent and frequency-dependent squeezed light from a newly built squeezed light source. Outcomes of the project include the observation of measurement back-action at the quantum level in both QRPN and QSN regimes, and the first frequency-dependent-squeezing enhancement measurement over a broad frequency band below the SQL.

This project will bring together technology, techniques and expertise at the forefront of optomechanics and quantum squeezed light research fields, leading to synergistic advancement of both fields. It is expected to produce high impact scientific outcomes in a highly strategic field of expertise, raising the research profile of the fellow and of the host group, and will lead to the opening of scientific career pathways in physics and engineering for the fellow.

Fields of science (EuroSciVoc)

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Programme(s)

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Topic(s)

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Funding Scheme

Funding scheme (or “Type of Action”) inside a programme with common features. It specifies: the scope of what is funded; the reimbursement rate; specific evaluation criteria to qualify for funding; and the use of simplified forms of costs like lump sums.

MSCA-IF-EF-ST - Standard EF

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Call for proposal

Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.

(opens in new window) H2020-MSCA-IF-2014

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Coordinator

CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE CNRS
Net EU contribution

Net EU financial contribution. The sum of money that the participant receives, deducted by the EU contribution to its linked third party. It considers the distribution of the EU financial contribution between direct beneficiaries of the project and other types of participants, like third-party participants.

€ 173 076,00
Address
RUE MICHEL ANGE 3
75794 PARIS
France

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Region
Ile-de-France Ile-de-France Paris
Activity type
Research Organisations
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Total cost

The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.

€ 173 076,00
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