transparent electronics ppt
DESCRIPTION
ppt of the topic transparent electronics includes every main pointsTRANSCRIPT
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WELCOME
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TRANSPARENT ELECTRONICS
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INTRODUCTION
•INVISIBLE ELECTRONICS
•TRANSPARENT CONDUCTING OXIDE (TCO)(In2O3, SnO2, CdO, ZnO )
•DRAMATICAL CHANGE IN THE LOOK AND USE OF ELECTRONIC DEVICES
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COMBINING OPTICAL TRANSPARENCY WITH ELECTRICAL CONDUCTIVITY
•DEGENERATE DOPING
• BURSTEIN - MOSS(BM) SHIFT
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SCHEMATIC BAND STRUCTURE OF TCO HOST
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FACTORS CAUSING ADVERSE EFFECT
INTER-BAND AND INTRA- BAND TRANSITIONS
PLASMA OSCILLATIONS
IONIZED IMPURITY SCATTERING
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ELECTRICAL PROPERTIES OF TCO
•SIMILAR CHEMICAL, STRUCTURAL AND ELECTRONIC PROPERTIES
•POST TRANSITION METALS
• INTERACTION BETWEEN THE S ORBIT OF METALS AND P ORBIT OF OXYGEN
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BASIC PROPERTIES OF TCO HOST
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OCTAHEDRAL COORDINATION OF OXYGEN ATOMS BY CATIONS
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CARRIER GENERATION IN TCO
TWO METHODS:-
SUBSTITUTIONAL DOPING
OXYGEN REDUCTION
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SUBSTITUTIONAL DOPING
DOPING WITH ALIOVALENT IONS
DOPING WITH GROUP III, IV AND VII ELEMENTS
ELECTRON VELOCITY AND DENSITY AT FERMI LEVEL RESULT IN THE TREND
In>Y>Sc>Ga
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OXYGEN REDUCTION
REMOVAL OF OXYGEN ATOM FROM A METAL OXIDE
RELATIVELY UNIFORM CHARGE DENSITIES
FORMATION OF F-CENTER IN LIGHT METAL OXIDES
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TRANSPARENT ELECTRONIC DEVICES
SELECTION, DESIGN, SIMULATION, FABRICATION, INTEGRATION, CHARACTERIZATION AND OPTIMIZATION
PASSIVE, LINEAR DEVICES TWO TERMINAL ELECTRONIC DEVICES TRANSPARNT THIN-FILM TRANSISTORS
(TTFTs)
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PASSIVE, LINEAR DEVICESTRANSPARENT THIN FILMRESISTORS
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TRANSPARENT THIN FILM CAPACITORS
TTFI(INDUCTOR)
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TRANSPARENT THIN-FILM TRANSISTORS (TTFTs)
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APPLICATIONS
MOBILE PHONESLAPTOPS
TRANSPARENT CONDUCTORS
SOLAR PANELSTRANSPARENT WASHER
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FUTURE SCOPE
SOLAR WINDOWS
IMPROVING STABILITY OF TRANSPARENT SOLAR CELLS
TECHNOLOGICAL ADVANCES
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CONCLUSION AND REMARKS
GREAT IMPACT ON HUMAN MACHINE INTERACTION
LEAD TO NEW APPLICATIONS CAUSE ENVIORNMENTAL
CHALLENGES AS CURRENTLY USING EC DEVICE
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THANKS