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Inertial Piezoelectric motors : Designs, productions, tests and applications
Inertial Piezoelectric Motors are basically considered as extremely simplemotors, but weak and slow compared to other piezoelectric motor technologies.The present... -
Experimental evidence of the statistical intermittency in a cryogenic turbule...
This experimental work is focused on the the statistical study of the high Reynolds number turbulent velocity field in an inertially driven liquid helium... -
Study of the blinking reduction in thick-shell CdSe/CdS colloidal semiconduct...
Semiconductor colloidal nanocrystals exhibit a blinking phenomenon, which appears as an obstacle for many applications. In this work we were interested in the... -
Physico- chemical mechanisms involved in the silicon plasma etching cryogenic...
In microelectronic industries, silicon deep etching allows to obtain high aspect ratio structures (MEMS, MOEMS, vias, deep trench isolation...). Cryoetching is one of... -
Study of semiconductors nanoemitters for quantum photonics: Microcavity polar...
My thesis focused on the study of photons and electrons con nement in several systems. First, I studied a new type of semiconductor nanocrystals to get at room... -
Superconductive semiconductors
This experimental PhD thesis explore the superconductivity of heavily boron doped epilayers as well as some unusual properties observed at high temperatures. The... -
On-chip nano-optomechanical whispering gallery resonators
This thesis work focuses on the design, fabrication and measurement of Gallium Arsenide (GaAs) nano-optomechanical disk resonators. These disks are both GHz frequency... -
Molecular spintronic using single molecular magnets : fabrication and caracte...
Nowadays, new directions in quantum spintronics aim at transposing the existing concepts and at developing alternative ones with various types of materials, from... -
Atomisation and evaporation in an helium liquid-gas mixed jet
This experimental work is a contribution to the study of atomization and <br />evaporation of a liquid by a gaz with a geometry of coaxial turbulent <br... -
Towards Cryogenic Liquid –Vapor Energy Storage Units for space applications
With the development of mechanical coolers and very sensible cryogenic sensors, it could be interesting to use Energy Storage Units (ESU) and turn off the cryocooler...
