Zobrazeno 1 - 10
of 551
pro vyhledávání: '"DIFFRACTION DES RAYONS X"'
Autor:
Sarker, Rajib Kumar
Ce mémoire décrit les résultats d'une étude conçue pour tester l'efficacité d'une approche particulière visant à étudier le mécanisme de la fonctionnalisation des hétéroatomes C dans les liaisons C-H catalysée par les composés des méta
Externí odkaz:
http://hdl.handle.net/1866/32934
Autor:
Poncet, Marion
Publikováno v:
Matériaux. Université Clermont Auvergne, 2022. Français. ⟨NNT : 2022UCFAC024⟩
Metal dusting is a kind of catastrophic carburization of iron or nickel-base alloys. This phenomenon occurs when the gas mixture is carbon-rich, at temperatures higher than 900°C. The aim of this work consists in forming a protective oxide scale aga
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::a7754f64e13d9d7219f1e6a45cdaacf5
https://theses.hal.science/tel-03896462/file/2022UCFAC024_PONCET.pdf
https://theses.hal.science/tel-03896462/file/2022UCFAC024_PONCET.pdf
Autor:
Kheit, Messaoud, Merazka, Soumia, Kars, Mohammed, Gomez Herrero, Adrian, Roisnel, Thierry, Sidoumou, Mohamed
Publikováno v:
Comptes Rendus. Chimie
Comptes Rendus. Chimie, 2022, 25, pp.189-203. ⟨10.5802/crchim.191⟩
Comptes Rendus. Chimie, 2022, 25, pp.189-203. ⟨10.5802/crchim.191⟩
International audience; Nous avons synthétisé le composé par la méthode de transport en phase vapeur. Sa structure est déterminée par diffraction des rayons X sur monocristal. L’analyse par UVvis en mode réflectance diffuse indique un gap op
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______2755::d4ad6520ee627e07225ad7ebd8fd5a4a
https://hal.science/hal-03827508/file/CRCHIM_2022__25_G1_189_0.pdf
https://hal.science/hal-03827508/file/CRCHIM_2022__25_G1_189_0.pdf
Autor:
Gu, Ruizhe
In this thesis work, we study the ultra-fast dynamics of electrons and phonons in ferroic materials, such as GeTe and BiFeO3. This experimental work is carried out using ultra-fast optics and time-resolved X-ray diffraction techniques.In the first pa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______166::d1032c0a39ef87a663da62aa83766d2c
https://theses.hal.science/tel-03772494
https://theses.hal.science/tel-03772494
Autor:
Jacquemain, Vincent
The objective of this thesis is to develop a methodology to determine fast the fatigue properties of materials, from the evolution of the stored energy with respect to the stress amplitude and number of cycles applied. This evolution is estimated dur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od_______166::ab46e7440c0f68dace56252aae62d718
https://pastel.archives-ouvertes.fr/tel-03832241
https://pastel.archives-ouvertes.fr/tel-03832241
Autor:
Prazakova, Lucie
Publikováno v:
Materials Science [cond-mat.mtrl-sci]. Université Grenoble Alpes [2020-..], 2022. English. ⟨NNT : 2022GRALY034⟩
The development of innovative Non-Volatile Memory technologies (NVM) has become crucial as the amount of data required to be stored and processed is rapidly increasing. Among the several innovative NVM candidates, the Phase Change Memory (PCRAM) demo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::c7087a19c42850ed84be5710514e67a6
https://theses.hal.science/tel-03942593
https://theses.hal.science/tel-03942593
Autor:
Guegan, Damien
Publikováno v:
Génie des procédés. Université Grenoble Alpes [2020-..], 2021. Français. ⟨NNT : 2021GRALI053⟩
This PhD study aims to develop new material compositions for their use as positive electrodes (cathodes) in high energy density Li-ion batteries. Unlike the current approach of capacity increase in Li-ion cathodes, this study is not based on lamellar
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e4ca6c76b3d5496211680a7eaa20fdcd
https://tel.archives-ouvertes.fr/tel-03326464
https://tel.archives-ouvertes.fr/tel-03326464
Autor:
Medjahed, Aicha Asma
Publikováno v:
Material chemistry. Université Grenoble Alpes [2020-..], 2021. English. ⟨NNT : 2021GRALV029⟩
The intense human activity during the last three centuries is now showing its consequences, and climate change is now an undisputable truth. Developing efficient technologies to allow the broad use of low-carbon energy sources is vital to limit our i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::4d495a48d771ec9d003b096e8fad18e7
https://tel.archives-ouvertes.fr/tel-03365012
https://tel.archives-ouvertes.fr/tel-03365012
Autor:
La Porta, Francesco
Publikováno v:
Materials Science [cond-mat.mtrl-sci]. Université Grenoble Alpes [2020-..], 2021. English. ⟨NNT : 2021GRALY011⟩
After its easy synthesis by exfoliation in 2004, graphene astonished the scientific community. Its peculiar physical properties e.g. of electrical charge transfer, mechanical strength and flexibility, and transparency are the key ingredients for a re
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::7053a597a8f0c5d0559a35ad3c97c107
https://tel.archives-ouvertes.fr/tel-03428986
https://tel.archives-ouvertes.fr/tel-03428986
Autor:
Gaudez, Steve
Publikováno v:
Materials Science [cond-mat.mtrl-sci]. Université de Lorraine, 2021. English. ⟨NNT : 2021LORR0016⟩
Nano-bainitic steels represent a new class of alloys, whose microstructure consists of nanostructured bainitic ferrite formed at low temperature with a high amount of retained austenite leading to a high ductility and high tensile strength of the ste
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::3b4a6de08bba6ee5fc5d96f60f79fa31
https://hal.univ-lorraine.fr/tel-03274130
https://hal.univ-lorraine.fr/tel-03274130