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Nonlinear Dynamics and Pattern Formation in Semiconductors and Devices Proceedings of a Symposium Organized Along with the International Conference on Nonlinear Dynamics and Pattern Formation in the Natural Environment Noordwijkerhout, The Netherlands, July 4–7, 1994

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Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

14.12.2011

Herausgeber

Franz-Josef Niedernostheide

Verlag

Springer Berlin

Seitenzahl

265

Maße (L/B/H)

23,5/15,5/1,6 cm

Gewicht

435 g

Auflage

Softcover reprint of the original 1st ed. 1995

Sprache

Englisch

ISBN

978-3-642-79508-4

Beschreibung

Produktdetails

Einband

Taschenbuch

Erscheinungsdatum

14.12.2011

Herausgeber

Franz-Josef Niedernostheide

Verlag

Springer Berlin

Seitenzahl

265

Maße (L/B/H)

23,5/15,5/1,6 cm

Gewicht

435 g

Auflage

Softcover reprint of the original 1st ed. 1995

Sprache

Englisch

ISBN

978-3-642-79508-4

Herstelleradresse

Springer-Verlag KG
Sachsenplatz 4-6
1201 Wien
AT

Email: GPSR Kontakt

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  • Produktbild: Nonlinear Dynamics and Pattern Formation in Semiconductors and Devices
  • Produktbild: Nonlinear Dynamics and Pattern Formation in Semiconductors and Devices
  • 0.- 1.2.2 Doped SL, v > 0, ? ? 0.- 1.3 Phase Diagram and PC Time-Dependent Oscillations.- 1.3.1 Undoped Photoexcited SL, v = 0, ? > 0.- 1.3.2 Doped SL, v > 0, ? > 0, 0 < c ? 1.- 1.4 Asymptotics.- 1.5 Final Remarks.- 2 Oscillatory Transport Instabilities and Complex Spatio-Temporal Dynamics in Semiconductors.- 2.1 Introduction.- 2.2 Current Filaments in Crossed Electric and Magnetic Fields.- 2.3 Spiking in Layered Semiconductor Structures.- 2.3.1 Modelling the Dynamic Behaviour.- 2.3.2 Results.- 2.4 Field Domains in Superlattices.- 2.4.1 The Model.- 2.4.2 Static Characteristic.- 2.4.3 Spatio-Temporal Oscillations.- 2.5 Conclusions.- 3 Space Charge Instabilities and Nonlinear Waves in Extrinsic Semiconductors.- 3.1 Introduction.- 3.2 Full Rate Equation Model.- 3.3 Non-Dimensionalization and the Reduced Model.- 3.4 The Case of Time-Independent (dc) Current Bias.- 3.4.1 Steady States and the J-E Curve.- 3.4.2 Periodic, Solitary and Monotone Wave Solutions.- 3.4.3 Dynamical Stability of Periodic, Solitary and Monotone Waves.- 3.5 The Case of dc Voltage Bias.- 3.5.1 Position-Dependent Steady States.- 3.5.2 Numerical Studies of Solitary Waves.- 3.5.3 Stability Analysis and Hopf Bifurcations from the Steady State.- 3.6 Concluding Remarks.- 4 Autosolitons in Form of Current Filaments and Electric Field Domains in Semiconductors and Devices.- 4.1 Introduction.- 4.2 Formation of Current Filaments and Electric Field Domains in Semiconductors with Positive Differential Conductivity.- 4.2.1 Current Filaments in Transistor Structures.- 4.2.2 Multi-Filament Current States in Reverse-Biased P-N Structures.- 4.2.3 Current Filaments in Dense Electron Hole-Plasmas.- 4.2.4 Electric Field Domains in Hot Electron Hole-Plasmas.- 4.3 Local Active and Damping Processes. Concept of “Activator” and “Inhibitor”.- 4.3.1 Possibility of the Appearance of Current Filaments or Electric Field Domains and Form of the Current-Voltage Characteristic of Semiconductors.- 4.3.2 An Activator-Inhibitor Model.- 4.4 Autosolitons in Semiconductors.- 4.4.1 Form of Autosolitons.- 4.4.2 Basic Types of Autosolitons.- 4.5 Some Properties of Autosolitons.- 4.5.1 Main Types of Self-Organization Phenomena.- 4.5.2 “Nucleation Centre” for the Spontaneous Formation of Autosolitons in Semiconductors.- 4.5.3 Effects Determining the Evolution of Autosolitons.- 4.5.4 Processes of Random Appearance and Disappearance of Autosolitons.- 4.5.5 Transitions Between Different Types of Autosolitons.- 4.5.6 On Mechanisms of Spatiotemporal Chaos (Turbulence) in Semiconductors.- 4.6 Conclusions.- 5 Pattern Formation of the Electroluminescence in AC ZnS:Mn Devices.- 5.1 Introduction.- 5.2 Experimental Set-Up.- 5.3 Electroluminescence Basics.- 5.4 Experimental Results.- 5.4.1 Stationary Microfilaments and Hysteresis.- 5.4.2 Frontpropagation.- 5.4.3 Autowaves.- 5.4.4 Mobile Filaments and Strings.- 5.4.5 Global Spatiotemporal Oscillations.- 5.4.6 Summary of Experimental Results.- 5.5 Discussion.- 5.5.1 Formation of Microfilaments.- 5.5.2 Comparison with Reaction-Diffusion Systems.- 5.6 Conclusions.- 6 Structure Formation in Charge Density Wave Systems.- 6.1 The Peierls Transition.- 6.2 Materials.- 6.3 The Electronic Transport in CDW Systems.- 6.4 Structure Formation of CDW Systems.- 6.4.1 Metastability, Memory, and Hysteresis.- 6.4.2 Intermittent Oscillations and S-Shaped Negative Differential Resistance.- 6.4.3 Narrow-Band Noise and Broad-Band Noise.- 6.4.4 Mode-Locking.- 6.5 Conclusion and Outlook.- 7 Current Filamentation in Dipolar Electric Fields.- 7.1 Introduction.- 7.2 Stationary Current Filaments in a Dipolar Electric Field.- 7.2.1 Experimental Setup.- 7.2.2 Large-Area Filament Reconstruction.- 7.2.3 One-Dimensional Model of a Large-Area Filament.- 7.2.4 Magnetic Field in the One-Dimensional Model.- 7.2.5 Equal-Areas Rule for Coexistence Field.- 7.2.6 Bendable Filament.- 7.3 Filamentary Structure under Interband Illumination.- 7.3.1 Dynamic Behaviour of Illuminated Samples.- 7.3.2 Hypothesis on the Underlying Mechanism.- 7.3.3 Large Time Scale Dynamic Behaviour.- 7.4 Conclusions.- 8 Spatiotemporal Patterns and Generic Bifurcations in a Semiconductor Device.- 8.1 Introduction.- 8.2 Measuring Techniques.- 8.3 Experimentally Observed Bifurcation Sequences by Increasing the DC Voltage Bias.- 8.3.1 The Current-Voltage Characteristic.- 8.3.2 Transition of a Spatially Uniform State to a Static Localized Filament.- 8.3.3 Transition of a Static to a Rocking Filament.- 8.3.4 Period-Doubling Cascade and Chaotic Filament Motions.- 8.3.5 Transition of a Rocking to a Travelling Filament.- 8.4 Influence of Other Parameters on the Dynamical Behaviour.- 8.4.1 Frequency-Locking and Quasiperiodicity.- 8.4.2 Influence of the Temperature.- 8.4.3 Influence of a Magnetic Field.- 8.5 Model and Physical Mechanism.- 8.5.1 Two-Layer Model.- 8.5.2 Activation, Inhibition, Competition.- 8.6 Numerical Results.- 8.6.1 Bifurcations to Static, Breathing, Travelling and Chaotically Oscillating Filaments by Using Homogeneous Neumann Boundary Conditions.- 8.6.2 Influence of the Time Constants.- 8.6.3 Bifurcations to Static, Rocking and Travelling Filaments by Using Mixed Boundary Conditions.- 8.7 Summary and Conclusions.- 9 Current Filamentation in P-I-N Diodes: Experimental Observations and an Equivalent Circuit Model.- 9.1 Introduction.- 9.2 Theoretical Description.- 9.2.1 Double Injection with Deep Traps.- 9.2.2 Equivalent Circuit Model.- 9.3 Stationary Pattern Formation.- 9.3.1 Experimental Technique.- 9.3.2 Observations and Comparison.- 9.4 Spatio-Temporal Dynamics.- 9.4.1 Periodic Oscillations.- 9.4.2 Nonperiodic Oscillations.- 9.5 Conclusion.- 10 Nonlinear and Chaotic Charge Transport in Semi-Insulating Semiconductors.- 10.1 Introduction.- 10.2 Materials and Experimental Procedure.- 10.2.1 GaAs.- 10.2.2 InP.- 10.2.3 Polycrystalline Si.- 10.2.4 Porous Si.- 10.3 Results and Discussion.- 10.3.1 GaAs.- 10.3.2 InP.- 10.3.3 Polycrystalline Si.- 10.3.4 Porous Si.- 10.4 Model of LFO in Crystalline Semi-Insulating Semiconductors with Deep Levels.- 10.5 Conclusions.- 11 Technical Applications of a 2-D Optoelectronic P-N-P-N Winner-Take-All Array.- 11.1 Introduction.- 11.2 The Winner-Take-All Network.- 11.2.1 Maximum Identification.- 11.3 Applications of the WTA Network.- 11.3.1 Vander Lugt Correlator with WTA Maximum Identification.- 11.3.2 WTA Networks and Fuzzy Logic.- 11.3.3 Minimum Identification.- 11.3.4 Optical Neural Network.- 11.4 Concluding Remarks.