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QUANTUM-ENHANCED BENCHTOP NMR SPECTROMETER

Project description

Molecular analysis with quantum sensing

Understanding the structure of molecules is essential in many fields, from developing new medicines to creating advanced materials. Nuclear magnetic resonance (NMR) spectroscopy is one of the most powerful tools for this, but traditional NMR machines are still limited by their sensitivity. They rely on technology that has remained largely unchanged for 80 years, using strong magnets and induction coils. A new approach using tiny quantum sensors in diamonds has shown promise, but for real world applications it still needs improvement. The EU-funded QUENCH project aims to improve the sensitivity of NMR through the combination of this quantum sensing technology with advanced diamond materials. By increasing sensitivity, the project will open up new possibilities for molecular analysis in medicine, industry, and environmental science.

Objective

Nuclear magnetic resonance (NMR) spectroscopy is the workhorse of modern molecular structural analysis with countless scientific applications, from materials science to drug discovery. Nevertheless, even the most modern NMR spectrometers still employ the same principles as 80 years ago, induction coils and high magnetic fields, making them bulky, expensive, and inaccessible to many potential users. However, a novel type of NMR sensor emerged recently from solid-state spin quantum systems: the nitrogen-vacancy (NV) center in diamond, which has demonstrated unparalleled sensitivities in detecting NMR signals. In this proposal, we aim to significantly enhance the sensitivity of modern benchtop NMR spectrometers by several orders of magnitude. We will achieve this improvement by combining the NMR technology field with cutting-edge quantum sensing, employing improved NV-diamond materials, advanced microwave antennas, novel pulse sequences, and quantum control protocols. The goal is to achieve complete control and protection from the environmental noise of the NV-spin state, incorporating quantum memories and logical operations to reach radiofrequency sensitivities well beyond those of classical NMR sensors. The quantum-enhanced benchtop NMR spectrometer will be applied and validated in an analytical chemistry lab environment to demonstrate record sensitivities in molecular analysis enabled by quantum technology, with potential applications in quality control, environmental monitoring, medical diagnostics, online monitoring of chemical reactors, and materials discovery.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-RIA - HORIZON Research and Innovation Actions

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Call for proposal

(opens in new window) HORIZON-CL4-2023-DIGITAL-EMERGING-01-CNECT

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Coordinator

TECHNISCHE UNIVERSITAET MUENCHEN
Net EU contribution
€ 590 000,00
Address
Arcisstrasse 21
80333 Muenchen
Germany
Region
Bayern Oberbayern München, Kreisfreie Stadt
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 590 000,00

Participants (7)