Chalcogenide Glasses
Switching effect in chalcogenide glasses
... Frequently a case was encountered where the solution of the components of the glass was not apparently perfect as s o p s powder ma+erial r e m ined loosely in the ampoule (defect D 5 ) ^ ^ . This material was identified ...
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Fabrication and Structural Characterization of Se-Ge Chalcogenide Glasses by Means of Melt Quenching Technique
... Chalcogenide glasses have attracted the attention of many investigators due to the fact that they are potential candidates for applications in infrared optics, photonics devices, reversible optical ...
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Investigations on structure and properties of ge-as-se chalcogenide glasses
... these, glasses are the primary materials employed in the vast majority of optical systems due to their broad optical transparency, lower production costs and their ...versatility. Chalcogenide ...
173
The local environment of Dy3+in selenium rich chalcogenide glasses
... Chalcogenide glasses, which can transmit light from the far visible to wavelengths in excess of 15 µm, seem ideal candidates to develop as fibre lasers and to exploit mid-IR molecular absorptions for ...
22
The First Sharp Diffraction Peak in the Total Structure Function of Amorphous Chalcogenide Glasses: Anomalous Characteristics and Controversial Views
... and chalcogenide glasses and liquids and can also successfully justify the anomalous behavior of FSDP intensity at different temperature and pressure values and finally can explain the effect of addition of ...
11
Crystallization Studies on Se Te Cd Chalcogenide Glasses
... Chalcogenide glasses exhibit many useful properties and have recently drawn great attention because of their use in various solid state ...of chalcogenide glasses are electron micros- copy, ...
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Effect of Compositional Dependence on the Physical Properties of Sn Se Sb Chalcogenide Glasses
... era chalcogenide glasses have attracted the attention of various researchers due to their potential applications in active as well as passive solid state electronics and optical ...devices. ...
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Influence of Bi Concentration on Major Physical Parameters of Ge14BixSe76-xTe10 Based Chalcogenide Glasses
... Ternary chalcogenide glasses have been broadly studied in recent ...Bi–rich glasses, so Se–rich glasses must have Bi–Se, Bi–S, and Se–Se bonds while S-rich glasses Bi–Se, Bi–S, and S–S ...
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Measurement of non linear optical coefficients of chalcogenide glasses near the fundamental absorption band edge
... Abstract. A time-resolved pump-probe method is used for the evaluation of non-linear optical coefficients of chalcogenide glasses from the As-S-Se and Ge-Se systems near their fundamental absorption band ...
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Microstructure, mechanical and thermal properties of chalcogenide glasses and glass-ceramics based on Se-As-Ge system nucleated by Sn
... Chalcogenide glasses are semiconductor materials that are oxygen-free and have been considered by many researchers because of their high transmittance in the IR region and military and civilian ...these ...
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Photonic crystal waveguides in chalcogenide glasses
... the chalcogenide experiment, it is clear that even though the chalcogenide results are promising, the silicon results are ...in chalcogenide glasses was the first demonstration of photonic ...
168
Modified chalcogenide glasses for optical device applications
... Transition metal doped GLS including vanadium, chromium, nickel, iron, copper and cobalt has previously been studied by Petrovich who investigated the effect of transition metal ion impurities on the infra red absorption ...
243
Modified chalcogenide glasses for optical device applications
... Transition metal doped GLS including vanadium, chromium, nickel, iron, copper and cobalt has previously been studied by Petrovich who investigated the effect of transition metal ion impurities on the infra red absorption ...
244
Characterising refractive index dispersion in chalcogenide glasses
... In this paper some techniques for measuring the refractive index dispersion characteristics of chalcogenide glasses out to MIR wavelengths have been described. Refractive index, and its dispersion, is a ...
5
First identification of rare earth oxide nucleation in chalcogenide glasses and implications for fabrication of mid infrared active fibers
... selenide-based chalcogenide glass should help guide modification in the chalcogenide host glass structure toward avoiding crystallization problems in both rare-earth – doped bulk glasses and fibers for ...
10
Kinetics of Phase Transformations and Thermal Stability of GexSe70Sb30 x (x = 5, 10, 15, 20) Chalcogenide Glasses
... (x = 5, 10, 15, 20) glassy sample. The activation energy of glass transition has been determined from the slope of curve. The activation energy of glass transition for dif- ferent composition of glasses is given ...
5
Kinetic Study of Non Isothermal Crystallization in Se90 xZn10Sbx (x = 0, 2, 4, 6) Chalcogenide Glasses
... Using the differential scanning calorimetry DSC measurement, the kinetic parameters such as activation energy of glass transition Eg, Avrami index n, dimensional growth m and activation [r] ...
10
Electrical and optical properties of chalcogenide glasses
... Despite the fact that amorphous materials have no long range order, {a necessary condition for band structure} results obtained for them are often discussed in terms of band structure...[r] ...
232
Glass-formation region of ternary Sn-Sb-Se-based chalcogenide glasses
... Glass formation region will be larger if groups III, VI and V elements, which have light atomic masses [1], short atomic radii [2], low ionicity high covalently bonds, large numbers of lone-pairs [3, 4] and aver- age ...
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Analysis of AC-conductivity in chalcogenide Ge10Se20 Bi80Thin Film
... These glasses are sensitive to the absorption of electromagnetic radiation and show a distinct photo induced ...on chalcogenide glasses have been found to be suitable candidates for replacing the ...
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