Showing papers in "Progress in Crystal Growth and Characterization in 1985"

TL;DR: In this article, the influence of cations entering into the oxygen sublattice or occupying 4, 5 and 6fold coordinated positions in the holes between the layers on the resulting crystallo-chemical properties is discussed.

TL;DR: In this paper, a review article is devoted to discuss various optical data in the light of electronic structures; those discussed are spectra of X-ray and ultraviolet photoemission, Xray emission and absorption, infrared to ultraviolet reflectivity, magneto-optical effect, and far-infrared reflectivity and Raman scattering.

TL;DR: In this article, the authors used x-ray diffraction topography to study the geometry and distribution of dislocations present in planar faces of growing crystals, and proposed a combined theoretical analysis and experimental investigation based on the linear anisotropic elastic theory.

TL;DR: A brief survey on the study of NASICON and rare earth phosphate can be found in this paper, where the authors have given a critical analysis of various methods employed, and detailed their advantages and disadvantages in studying these systems with a special reference to the hydrothermal method.

TL;DR: Czochralski et Bridgman/Stockbarger as mentioned in this paper proposed a methode for monocristaux de Bi 4 Ge 3 O 12 par la methode Czochralki et Bischoff.

TL;DR: In this article, the theory of the photoacoustic effect in semiconductors is presented and examples of its use in studying impurities and defects are discussed, as well as the use of photo-acoustic techniques as an imaging tool.

TL;DR: Analyse des processus de croissance cristalline en prenant en compte les phenomenes de transfert de masse and de chaleur, who jouent un role important as mentioned in this paper.

TL;DR: In this paper, the holographic properties and applications of LiNbO3: Fe and BaxSr1−xNb2O6: Ce were investigated.

TL;DR: In this article, a thermally regulated stage for polarizing microscopes was designed, in order to carry out in situ observations of growth or dissolution processes from the melt, and the crystallization front temperature was measured and the linear form of (TS/L - TM.B), i.e., the difference between the temperatures of the front and the melt bulk vs νv, the solidified volume of the interface per second, has been obtained.

TL;DR: In this paper, a synthese sur l'etat des connaissances sur la croissance et la perfection des cristaux GGG dopes ou non et sur leur caracterisation is presented.

TL;DR: In this article, single crystals of Pb5Ge3O11 doped with neodymium (Pb5-2xNdxKxGe 3O11, X= 0.025) were grown by the usual Czochralski Technique.

TL;DR: Sapphire crystals with plate, rod or tubular shapes have been grown by the EFG (Edge defined, Film-fed Growth) technique and the effect of growth parameters on the perfection of the crystals have been investigated as discussed by the authors.

TL;DR: Using the principle of abnormal Bragg diffraction, a high-resolution acousto-optic TeO2 deflector for radio spectral analysis has been designed and manufactured in this article.

TL;DR: In this paper, three methods have been adopted in InP synthesis from the starting elements, namely direct synthesis inside the puller, vapor stream stirring method and conventional gradient freeze technique.

TL;DR: The success of synthesizing diamond occurred in China in the 1960s and considerable progress in synthetic diamond has been made in China as mentioned in this paper, and a research and development contingent has been formed, and a synthetic diamond industry with distinctive features has been built up in China.

TL;DR: Based upon the results of studying the SiH IR bands in the float zone silicon crystal grown in H2 atmosphere (FZ-Si:H), some information about the H defect and H defect impurity complexes in the as-grown FZ Si:H is summarized and presented in this article.

TL;DR: In this article, the methode Czochralski is used to describe the perfection of monocristaux de silicium obtenus par la methode czochralki.