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CORDIS - Risultati della ricerca dell’UE
CORDIS

Plasmon Enhanced Terahertz Electron Paramagnetic Resonance

CORDIS fornisce collegamenti ai risultati finali pubblici e alle pubblicazioni dei progetti ORIZZONTE.

I link ai risultati e alle pubblicazioni dei progetti del 7° PQ, così come i link ad alcuni tipi di risultati specifici come dataset e software, sono recuperati dinamicamente da .OpenAIRE .

Risultati finali

Initial Quality Management Plan (si apre in una nuova finestra)

Defining the Quality Management Plan - introducing formal processes for the project life-cycle, and the evaluation and control of the deliverables and the project itself according to the quality standards and plans.

Proof-of-concept samples for PE EPR spectroscopy (si apre in una nuova finestra)

UHV evaporation of an analysed material on the samples with and without PS (reference samples). Utilizing a patterned photoresist to provide selective deposition to specific sites (increase of the relative antenna signal contribution). Application of samples for PE THz EPR spectroscopy.

Scientific communication (si apre in una nuova finestra)

Summary of the scientific communication containing at least 10 papers in impacted journals, at least 8 conference presentations during the duration of the project.

Interim CDE plan (si apre in una nuova finestra)

Interim plan for the communiation, dissemination, and exploitation of project related activities and outputs. The CDE plan will be continuously updated according to project needs.

Proof-of-concept samples for PE EPR microscopy (si apre in una nuova finestra)

UHV evaporation of an analysed material on the samples with and without PS (reference samples). Utilizing a patterned photoresist to provide selective deposition to specific sites (increase of the relative antenna signal contribution). Application of samples for PE THz EPR microscopy.

Updated Quality Management Plan (si apre in una nuova finestra)

Updating the Quality Management Plan - introducing formal processes for the project life-cycle, and the evaluation and control of the deliverables and the project itself according to the quality standards and plans.

Specifications of PE EPR microscope (si apre in una nuova finestra)

Discussion of detailed design criteria and prioritizing the constrictions of individual functional units of PE EPR microscope to be coherent with other units and posses required functionality.

Plasmon-enhanced EPR experiments (si apre in una nuova finestra)

Application of the optimized THz apparatus and samples prepared for PE THz EPR experiments – assessment of the magnetic sensing field enhancement caused by PS, the scope and limitations of the setup. Continuous-improvement feed-back loop.

Data management plan (si apre in una nuova finestra)

Data management plan specifying the data management life cycle for the data generated and processed within the project. Data management plan will continuously updated based on the needs.

Final CDE plan (si apre in una nuova finestra)

Final version of the plan for the communiation, dissemination, and exploitation activities.

PS design for plasmon enhanced EPR (si apre in una nuova finestra)

Theoretical simulations of local plasmon resonances in various PS, identification of the most suitable antennas for the EPR enhancement. Considered geometries based on the funnelling of current (e.g. diabolo antennas) and/or circulation of current (e.g. split-ring resonators).

Applications of PE EPR (si apre in una nuova finestra)

Report on applications of newly developed PE THZ EPR method: Room temperature: ferromagnetic nano/microstructures fabricated by EBL and FIB, a commercial hard disk. Low temperature: Molecular nanomagnets (transition metal phthalocyanine thin films on various substrates).

Concept of PS (si apre in una nuova finestra)

Critical discussion of various concepts of PS, definition of spatial restriction for implementation to cantilevers and identification of relevant fabrication methodology.

Cantilever tips for PE EPR microscopy (si apre in una nuova finestra)

Fabrication of a folded PS by EBL/FIB on longer/wider tips (e.g. needles, sapphire shards,…) glued to cantilevers or watch tuning forks.

PS for PE EPR experiments in THz (si apre in una nuova finestra)

Characterization of plasmon resonances by THz spectroscopy (USTUTT, NGU). Optimization of coupling of THz radiation to PS - design of a quasi-optics and its installation into the EPR apparatus. Utilizing the results as a feed-back for optimization of PS with respect to PE THz EPR.

Optimized cantilever tips for PE EPR microscopy (si apre in una nuova finestra)

Fabrication of a folded PS by EBL/FIB on longer/wider tips (e.g. needles, sapphire shards,…) glued to cantilevers or watch tuning forks: Optimized structures.

PS with enhanced magnetic field (si apre in una nuova finestra)

Fabrication of metallic and doped semiconductor PS by lithography (electron, photo). Graphene PS – patterning of exfoliated and CVD graphene by lithography, plasma etching, Special efforts - doping (electric or chemical) of graphene.

SPM unit for PE EPR microscopy: Prototype (si apre in una nuova finestra)

Assembly of a scanning sample stage of SPM from a X, Y, Z scanning piezo unit (X, Y: 100 × 100 μm2) and closed loop x-y-z piezo sample manipulator for a precise navigation to a specific sample site. Equipping the head carrying the cantilever with a cantilever-deflection detection system and a piezo providing cantilever oscillations (non-contact mode). Working prototype.

SPM unit for PE EPR microscopy: Progress report (si apre in una nuova finestra)

Assembly of a scanning sample stage of SPM from a X, Y, Z scanning piezo unit (X, Y: 100 × 100 μm2) and closed loop x-y-z piezo sample manipulator for a precise navigation to a specific sample site. Equipping the head carrying the cantilever with a cantilever-deflection detection system and a piezo providing cantilever oscillations (non-contact mode). Progress report.

Platform for PE EPR microscopy (si apre in una nuova finestra)

Installation of the SPM unit delivered in D2.1-D2.3 into a LHe cryostat of the EPR apparatus – assembly of a platform-prototype for PE THz EPR microscopy. Testing and optimization of the platform.

Pubblicazioni

Terahertz Nanoimaging and Nanospectroscopy of Chalcogenide Phase-Change Materials (si apre in una nuova finestra)

Autori: Chao Chen, Shu Chen, Ricardo P.S.M. Lobo, Carlos Maciel-Escudero, Martin Lewin, Thomas Taubner, Wei Xiong, Ming Xu, Xinliang Zhang, Xiangshui Miao, Peining Li, Rainer Hillenbrand
Pubblicato in: ACS Photonics, Numero 7/12, 2020, Pagina/e 3499-3506, ISSN 2330-4022
Editore: American Chemical Society
DOI: 10.1021/acsphotonics.0c01541

Hybrid Spintronic Materials from Conducting Polymers with Molecular Quantum Bits (si apre in una nuova finestra)

Autori: Michal Kern, Lorenzo Tesi, David Neusser, Nadine Rußegger, Mario Winkler, Alexander Allgaier, Yannic M. Gross, Stefan Bechler, Hannes S. Funk, Li‐Te Chang, Jörg Schulze, Sabine Ludwigs, Joris van Slageren
Pubblicato in: Advanced Functional Materials, Numero 16. 11. 2020, 2020, Pagina/e 2006882, ISSN 1616-301X
Editore: John Wiley & Sons Ltd.
DOI: 10.1002/adfm.202006882

Plasmonic Metasurface Resonators to Enhance Terahertz Magnetic Fields for High‐Frequency Electron Paramagnetic Resonance (si apre in una nuova finestra)

Autori: Lorenzo Tesi, Dominik Bloos, Martin Hrtoň, Adam Beneš, Mario Hentschel, Michal Kern, Alisa Leavesley, Rainer Hillenbrand, Vlastimil Křápek, Tomáš Šikola, Joris Slageren
Pubblicato in: Small Methods, Numero 2021, 2021, Pagina/e 2100376, ISSN 2366-9608
Editore: Wiley-VCH GmbH
DOI: 10.1002/smtd.202100376

Understanding the Image Contrast of Material Boundaries in IR Nanoscopy Reaching 5 nm Spatial Resolution (si apre in una nuova finestra)

Autori: Stefan Mastel, Alexander A. Govyadinov, Curdin Maissen, Andrey Chuvilin, Andreas Berger, Rainer Hillenbrand
Pubblicato in: ACS Photonics, Numero 5/8, 2018, Pagina/e 3372-3378, ISSN 2330-4022
Editore: American Chemical Society
DOI: 10.1021/acsphotonics.8b00636

Probes for Ultrasensitive THz Nanoscopy (si apre in una nuova finestra)

Autori: Curdin Maissen, Shu Chen, Elizaveta Nikulina, Alexander Govyadinov, Rainer Hillenbrand
Pubblicato in: ACS Photonics, Numero 6/5, 2019, Pagina/e 1279-1288, ISSN 2330-4022
Editore: American Chemical Society
DOI: 10.1021/acsphotonics.9b00324

Plasmonic Antennas with Electric, Magnetic, and Electromagnetic Hot Spots Based on Babinet’s Principle (si apre in una nuova finestra)

Autori: Martin Hrtoň, Andrea Konečná, Michal Horák, Tomáš Šikola, Vlastimil Křápek
Pubblicato in: Physical Review Applied, Numero 13/5, 2020, ISSN 2331-7019
Editore: American Physical Society
DOI: 10.1103/physrevapplied.13.054045

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