[PDF] Top 20 Modified chalcogenide glasses for optical device applications

... doped chalcogenide glasses has been studied by Haythornthwaite who investigated these glasses as potential materials for broadband ...amplification.[85] Optical characterisation of transition ... See full document

... have applications as active optical devices because they display strong infrared ...telecommunication applications compared to the emission of V:GLS which peaked ~1500 ...doped glasses are ... See full document

... power applications possible. Salem et.al. have demonstrated all-optical regneration using the 2R regener- ation principle according to Mamyshev [14], which will be explained in detail in chapter ...in ... See full document

... 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 ... See full document

... decades, chalcogenide glasses generate an important class of amorphous solids because of their technological importance and potential use in optical memory switching, optoelectronic, microelectronic, ... See full document

... 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. ... See full document

... to chalcogenide elements ...the optical energy gap of the chalcogen ...the optical energy gap, which is good for optical ...wide optical gap causes intrinsic op- tical loss, which ... See full document

... of chalcogenide glassy (ChG) materials formed a general understanding of electronic phenomena in disordered structures [1, ...and optical properties determined their various ...the chalcogenide ... See full document

... Chalcogenide glasses have drawn attention because of their use in various solid-state ...and optical properties, and hence their wide technological applications including threshold and memory ... See full document

... for applications which involve transitions from energy levels with a small energy gap to the next lower lying level, ...oxide glasses first lead to the development of fluoride and later of ... See full document

... 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 ... See full document

... doped glasses in recent years are found to be more due to their potential application in optical devices, , optical fibers and optical memory devices and Buddhudu, 2006; Over the past few ... See full document

... in chalcogenide glassy semiconductors (ChGSs) since the earliest 1960s, the time of extensive research followed after a pioneer invention of ...promising applications in radiation dosimetry and ... See full document

... in optical band gap with increase of the Ag content can be explained on the basis of Mott and Davis Model ...technique, chalcogenide thin films contain a high concentration of defect states and these ... See full document

... 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 ... See full document

... charge compensated by a pair of Cd 2+ ions. The presence of such complexes obviously increases the stability of the glass network possibly with covalent environment. In the present glass system, with increase of MnO ... See full document

... Nowadays, many researchers focus on rare earth (RE) ions doped optical materials for solid state lighting (SSL) applications such as white LEDs, color displays and cellular phone illumination etc., [1,2]. ... See full document

... studied glasses in the expected oxidation states of Ti 4+ , Zr 4+ , Hf 4+ , Nb 5+ , Ta 5+ , Mo 6+ and W 6+ , although very low levels of Mo 5+ are also observed, as demonstrated by the EPR resonance at ...SLS ... See full document

... 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 ... See full document

... in applications where they may be held at high temperatures for long ...such glasses is of some ...phosphate glasses prevented them from replacing the conventional glasses in this field [4, ... See full document