Microwave syntheses for superconducting ceramics
Reads0
Chats0
About:
This article is published in Nature.The article was published on 1988-03-01 and is currently open access. It has received 155 citations till now. The article focuses on the topics: Microwave.read more
Citations
More filters
Journal ArticleDOI
Tilden Lecture. Applications of microwave dielectric heating effects to synthetic problems in chemistry
TL;DR: In this paper, the principles underlying the dielectric heating effects observed for chemical compounds in solution and in the solid state are presented, and applications of the technique to a wide range of chemical syntheses have also been indicated.
Journal ArticleDOI
Microwave versus conventional sintering: A review of fundamentals, advantages and applications
Morteza Oghbaei,Omid Mirzaee +1 more
TL;DR: Microwave sintering has emerged as a new method for sinterding a variety of materials that has shown significant advantages against conventional sinterging procedures as mentioned in this paper. But microwave sinterings are not suitable for all materials.
Journal ArticleDOI
Synthesis of inorganic solids using microwaves
TL;DR: A review of microwave-assisted synthesis of inorganic materials can be found in this article, where a variety of materials such as carbides, nitrides, complex oxides, silicides, zeolites, apatite, etc.
Journal ArticleDOI
Applications of microwave energy in organic chemistry. a review
TL;DR: In this paper, the authors present a review of applications of microwave energy in ORGANIC CHEMISTRY, focusing on the application of MICROWAVE ENERGY in organic preparation and procedures.
References
More filters
Journal ArticleDOI
Possible high Tc superconductivity in the Ba-La-Cu-O system
TL;DR: In this paper, Ba−La−Cu−O system, with the composition BaxLa5−xCu5O5(3−y) have been prepared in polycrystalline form, and samples with x=1 and 0.75,y>0, annealed below 900°C under reducing conditions, consist of three phases, one of them a perovskite-like mixed-valent copper compound.
Journal ArticleDOI
Superconductivity at 93 K in a new mixed-phase Y-Ba-Cu-O compound system at ambient pressure
Maw-Kuen Wu,J. R. Ashburn,C. J. Torng,Pei-Herng Hor,R. L. Meng,Li Gao,Z. J. Huang,Yongmei Wang,Ching-Wu Chu +8 more
TL;DR: A stable and reproducible superconductivity transition between 80 and 93 K has been unambiguously observed both resistively and magnetically in a new Y-Ba-Cu-O compound system at ambient pressure.
Journal ArticleDOI
The structure of La2CuO4 and LaSrVO4
J.M. Longo,P.M. Raccah +1 more
TL;DR: The authors examined the structure of La2CuO4 at room temperature and found it to be an orthorhombic distortion of the K2NiF4 structure (a = 5.363 A, b = 4.409 A, c = 13.17 A).
Journal ArticleDOI
High-Tc superconductors: selective preparation and characterization of tetragonal and orthorhombic (93 K superconductor) phases of yttrium barium copper oxide (YBa2Cu3O7-x)
Aravinda M. Kini,Urs Geiser,H.-C. I. Kao,K. Douglas Carlson,Hsien-Hau Wang,Marilyn R. Monaghan,Jack M. Williams +6 more
TL;DR: In this article, the authors reported the advantages of the coprecipitation method for the preparation of YBa2Cu3O/sub 7-x/ (x approx. 0.1) and that two phases, orthorhombic or tetragonal, can be selectively obtained depending of the sample cooling rate subsequent to oxygen annealing.
Journal ArticleDOI
Three-fragment, two-centered oxidative addition of tetrachloroaurate(1-) to dichlorodicarbonyl-.mu.-bis(bis(diphenylphosphino)phenylarsine)diiridium
TL;DR: In this paper, the system is described in terms of Cl cristallise dans le systeme monoclinique, groupe d'espace P2 1 /c et sa structure is affinee jusqu'a R=0,0666.