Optimisation de membranes en nitrure de silicium pour des circuits mécaniques-supraconducteurs hybrides

Autor: Ivanov, Edouard

Publikováno v: Optics [physics.optics]. Sorbonne Université, 2021. English

In this thesis, we study an engineered mechanical oscillator coupled to a microwave cavity. In a preliminary experiment, microwave photons were used as a cold bath to reduce the temperature of the mechanical oscillator by a factor 500. We present sev

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e752140751047164064aaee29f7338b9
https://hal.archives-ouvertes.fr/tel-03190442/document

Existence et régularité des formes optimales pour des problèmes d'optimisation spectrale

Autor: Trey, Baptiste

Publikováno v: Algèbres d'opérateurs [math.OA]. Université Grenoble Alpes [2020-..], 2020. Français. ⟨NNT : 2020GRALM019⟩

In this thesis, we study the existence and the regularity of optimal shapes for some spectral optimization problems involving an elliptic operator with Dirichlet boundary condition.First of all, we consider the problem of minimizing the principal eig

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______2592::22feff109023c9d05df23164f54a45fc
https://tel.archives-ouvertes.fr/tel-03141381/document

On the Spurious Mode Generation Induced by Spectral-Like Optimized Interpolation Schemes Used in Computational Acoustics

Autor: Stephane Redonnet, Guilherme Cunha

Publikováno v: Communications in Computational Physics
Communications in Computational Physics, Global Science Press, 2016, 20 (2), p. 325-352. ⟨10.4208/cicp.060515.161115b⟩

International audience; The present work constitutes a fraction of a more extensive study that is devoted to numerical methods in acoustics. More precisely, we address here the interpolation process, which is more and more frequently used in Computat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::389b6a0916985803c91fddec0da81554
https://hal.archives-ouvertes.fr/hal-01570616

Spectral optimization to design a superspectral sensor : application to urban areas

Autor: Le Bris, Arnaud

Publikováno v: Traitement du signal et de l'image [eess.SP]. Université Paris-Est, 2015. Français. ⟨NNT : 2015PESC1182⟩

This work was performed in the context of a possible enrichment of land cover databases. The description of land cover is necessary it possible to produce environmental indicators for the management of ecosystems and territories, in response to vario

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______212::92317f78c7048f57380807d658efb7b4
https://tel.archives-ouvertes.fr/tel-01355186/file/TH2015PESC1182_diffusion.pdf

Low-Dose 3D Quantitative Vascular X-ray Imaging of the Breast

Autor: Milioni de Carvalho, Pablo

Contexte : Le cancer du sein est le cancer le plus fréquent et le deuxième cancer le plus mortel chez la femme. Les techniques d'imagerie constituent un élément essentiel pour le dépistage, le diagnostic, la stadification et le traitement du can

Externí odkaz: http://www.theses.fr/2014PA112210/document