Auswahl der wissenschaftlichen Literatur zum Thema „Spinelle de cuivre“
Geben Sie eine Quelle nach APA, MLA, Chicago, Harvard und anderen Zitierweisen an
Inhaltsverzeichnis
Machen Sie sich mit den Listen der aktuellen Artikel, Bücher, Dissertationen, Berichten und anderer wissenschaftlichen Quellen zum Thema "Spinelle de cuivre" bekannt.
Neben jedem Werk im Literaturverzeichnis ist die Option "Zur Bibliographie hinzufügen" verfügbar. Nutzen Sie sie, wird Ihre bibliographische Angabe des gewählten Werkes nach der nötigen Zitierweise (APA, MLA, Harvard, Chicago, Vancouver usw.) automatisch gestaltet.
Sie können auch den vollen Text der wissenschaftlichen Publikation im PDF-Format herunterladen und eine Online-Annotation der Arbeit lesen, wenn die relevanten Parameter in den Metadaten verfügbar sind.
Zeitschriftenartikel zum Thema "Spinelle de cuivre"
BARAHONA, P., A. GALDÁMEZ, P. VALENCIA-GALVEZ und S. MORIS. „RAMAN CHARACTERIZATION OF CuIrSnX4 NORMAL-SPINEL SYSTEMS“. Chalcogenide Letters 17, Nr. 8 (August 2020): 411–16. http://dx.doi.org/10.15251/cl.2020.178.411.
Der volle Inhalt der QuelleTsuji, S., K. Kumagai, N. Matsumoto, Y. Kato und S. Nagata. „NMR studies of metal-insulator transition in spinel CuIr2(S1−xSex)4“. Physica B: Condensed Matter 237-238 (Juli 1997): 156–58. http://dx.doi.org/10.1016/s0921-4526(97)00081-1.
Der volle Inhalt der QuelleTsuji, S., K. Kumagai, N. Matsumoto und S. Nagata. „Metal-insulator transition in the spinel CuIr2(S1−xSex)4 system studied by NMR“. Physica C: Superconductivity 282-287 (August 1997): 1107–8. http://dx.doi.org/10.1016/s0921-4534(97)00660-6.
Der volle Inhalt der QuelleBoubeche, Mebrouka, Ningning Wang, Jianping Sun, Pengtao Yang, Lingyong Zeng, Shaojuan Luo, Yiyi He et al. „Superconducting dome associated with the suppression and re-emergence of charge density wave states upon sulfur substitution in CuIr2Te4 chalcogenides“. Journal of Physics: Condensed Matter 34, Nr. 20 (24.03.2022): 205602. http://dx.doi.org/10.1088/1361-648x/ac594c.
Der volle Inhalt der QuelleGroń, T., A. Krajewski und H. Duda. „Influence of Covalence on the Metal-Insulator Temperature in the CuIr 2 (S 1− x Se x ) 4 Spinels“. Phase Transitions 75, Nr. 6 (Januar 2002): 639–47. http://dx.doi.org/10.1080/01411590290008514.
Der volle Inhalt der QuelleGroń, T., A. Krajewski und H. Duda. „Influence of Covalence on the Metal-Insulator Temperature in the CuIr 2 (S 1− x Se x ) 4 Spinels“. Phase Transitions 75, Nr. 4-5 (Januar 2002): 431–39. http://dx.doi.org/10.1080/01411590290008514a.
Der volle Inhalt der QuelleDissertationen zum Thema "Spinelle de cuivre"
Abdelli, Hanen. „Ρrοductiοn phοtοcatalytique de l’hydrοgène à partir de l’acide fοrmique sοus lumière visible : phοtοcatalyseurs à base d’οxyde de cuivre et de fer“. Electronic Thesis or Diss., Normandie, 2024. http://www.theses.fr/2024NORMC210.
Der volle Inhalt der QuelleTechnological development aimed at building society expending hydrogen as an energy source, with low environmental impact and high efficiency, is urgently needed. However, as hydrogen is flammable, safety issues linked to its storage and transport limit its use as a fuel. The use of liquid organic hydrogen carriers (LOHCs) presents a very promising alternative. They enable an efficient storage and transport of hydrogen at low energy and volumetric densities. In this respect, formic acid is recognized as one of the most promising LOHC. In this thesis, we focused on the photocatalytic production of hydrogen from formic acid, using copper-iron oxide photocatalysts. These photocatalysts showed very good activity and selectivity for the dehydrogenation of formic acid under visible light at room temperature and under continuous flow. The results obtained in this thesis not only provide insight into the factors affecting the reaction, but also offer prospects for improving both photocatalyst activity and dehydrogenation selectivity. As a result, copper-based catalysts, known for their relatively low stability in liquid-phase processes, may well be considered highly promising photocatalysts specifically in the gas/vapor phase. The fundamental insights resulting from this work should have a significant impact on the sustainable and cost-effective development of highly selective hydrogen production from formic acid under mild conditions
Schorne, Pinto Juliano. „Etude expérimentale et modélisation thermodynamique de systèmes de delafossites à base de cuivre“. Thesis, Toulouse, INPT, 2020. http://www.theses.fr/2020INPT0006.
Der volle Inhalt der QuelleThis multidisciplinary thesis work was dedicated to the study of CuMO2 phases with M = {Cr and Fe} of the delafossite structural family. With the main aim of broadening knowledge and filling the gaps around the thermodynamic properties of this type of phase, an in-depth experimental study of the Cu-Fe-O and Cu-Cr-O systems was carried out. The main results obtained are: a) for the first time, a cationic non-stoichiometry for the delafossite phase of the CuFe1-yO2- type with y 0.12 has been found, b) the coordinates of the eutectic point of the Cu-Fe-O system in air were measured at 1049(3) °C for a composition x(Fe) = 0.105, c) the CuFeO2 phase is stable between 1022(2) ° C and 1070(2) ° C in air, d) an absence of solid solution with a delafossite structure CuCrO2 was observed for x (Cr) < 0.50, e) a slight solubility of chromium in CuCrO2 with a maximum value of x (Cr) = 0.524(8) was measured in this phase, f) the spinel phase CuCr2O4 was defined as stoichiometric by the invariance of the structural parameters and the chemical composition, at last g) the thermodynamic properties of the delafossite phase CuCrO2 were determined for the first time, with the selected values for this phase being: fH298(CuCrO2) = 670 800 ± 1400 J / mol, S°298(CuCrO2) = 88.89 J/mol and cp = 102.564 2.872.10-73 128 5421.5 between [298 <1300]. These results were coupled with those from the bibliography for the construction of a generic thermodynamic model describing the properties of the delafossite, liquid, and spinel phases in the quaternary Cu-Cr-Fe-O subsystems. The liquid phase was modeled by the Modified Quasichemical Model ((Cu1+,Cu2+,Cr1+,Cr2+,Cr3+,Fe1+,Fe2+,Fe3+)(O2-,Va1-)) and the binaries Cu-O and Cr-O were re-evaluated . A simplified description of the delafossite solid solution by the Compound Energy Formalism model has been proposed according to (Cu1+,Cu2+)1 [Cr3+,Fe3+,Cu2+]1 O2 (Va0,O2-)1. Finally, the Cu-Fe-O and Cu-Cr-O ternary systems have been modeled by the Calphad method with good experimental agreement. A projection for the Cu-Cr-Fe-O quaternary system has even been proposed
Le, Nestour Anne. „Corrélation structure - propriétés d'absorption UV-Vis-IR associée aux états de valence du cuivre dans des oxydes à base de zinc de type spinelle et würtzite“. Phd thesis, Université Sciences et Technologies - Bordeaux I, 2006. http://tel.archives-ouvertes.fr/tel-00128089.
Der volle Inhalt der QuelleKester, Etienne. „Dynamique d'évolution à basse température des ferrites de cuivre nanométriques de structure spinelle. Corrélation avec leur distribution cationique et quelques propriétés physiques“. Dijon, 1996. http://www.theses.fr/1996DIJOS054.
Der volle Inhalt der QuelleFatih, Khalid. „Effet de la substitution du Cu par du Li sur les propriétés de l'oxyde spinelle Li[indice x]Cu[indice y-x]Co[indice 3-y]O[indice 4] étudié pour l'électrocatalyse de la réaction de dégagement de l'oxygène en milieu alcalin“. Sherbrooke : Université de Sherbrooke, 2001.
Den vollen Inhalt der Quelle findenKharroubi, Mohamed. „Contribution à l'étude de la réactivité en présence de l'oxygène des Manganites de cuivre CuxMn3-xO4 (0≤x≤1) et de Nickel NixMn3-xO4 (0,57≤x≤1) de structure Spinelle en relation avec la distribution cationique“. Dijon, 1990. http://www.theses.fr/1990DIJOS024.
Der volle Inhalt der QuelleChauvin, Camille. „Caracterisation d'oxydes de zinc et de catalyseurs de synthese du methanol cu-znal::(2)o::(4) : etude par spectroscopie infrarouge des sites d'adsorption et des mecanismes reactionnels“. Caen, 1987. http://www.theses.fr/1987CAEN2017.
Der volle Inhalt der QuelleVillette, Carole. „Elaboration et caractérisation de fines particules de ferrites spinelles substitués (cuivre/cobalt/manganèse) : relations structure-propriétés magnétiques“. Toulouse 3, 1995. http://www.theses.fr/1995TOU30286.
Der volle Inhalt der QuelleBechara, Rafeh. „L'ion Cu+ dans différentes matrices : aspects physico-chimiques et catalytiques“. Lille 1, 1986. http://www.theses.fr/1986LIL10037.
Der volle Inhalt der QuelleCaffin, Jean-Pierre. „Elaboration et caractérisation de céramiques semi-conductrices à base de manganites de cuivre et de nickel : stabilisation des propriétés électriques des thermistances à coefficient de température négatif (C.T.N.) à faibles résistivités“. Toulouse, INPT, 1986. http://www.theses.fr/1986INPT009G.
Der volle Inhalt der Quelle