Fundamentals of terahertz devices and applications. (2021)

• Record Type: Book
• Further Information: Note: Edited by Dimitris Pavlidis.
• Editors: Pavlidis, Dimitris
• Contents: About the Editor Acknowledgements [still to follow] Chapter 1: Introduction to THz Technologies Dimitris Pavlidis Chapter 2: THz Antennas Maria Alonso-delPino and Nuria Llombart Juan Introduction Elliptical Lens Antennas 2.1 Elliptical Lens Synthesis 2.2 Radiation of Elliptical Lenses 2.2.1 Transmission function T ̃(Q) 2.2.2 Spreading Factor S(Q) 2.2.3 Equivalent Current Distribution and Far-Field Calculation 2.2.4 Lens Reflection Efficiency 3. Extended Semi-Hemispherical lens antennas 3. 1 Radiation of extended semi-hemispherical lenses 4. Shallow Lenses excited by leaky wave /Fabry-Perot feeds 4.1.Analysis of the leaky-wave propagation constant 4.2 Primary fields radiated by a leaky-wave antenna feed on an infinite medium 4.3 Shallow-Lens geometry optimization 5. Fly-eye Antenna Array 5.1 Silicon DRIE micromachining process at submillimeter-wave frequencies 5.1.1 Fabrication of silicon lenses using DRIE 5.1.2 Surface Accuracy 5.2 Examples of fabricated antennas Chapter 3: Photoconductive THz Sources Driven at 1550 nm E.R. Brown, G. Carpintero del Barrio, A. Rivera, D. Segovia-Vargas, B. Globisch, and A. Steiger I. Introduction Overview of THz Photoconductive Sources Lasers and Fiber Optics II. 1550-nm THz photoconductive sources II.A. Epitaxial Materials Bandgap Engineering Low Temperature Growth II.B. Device Types and Modes of Operation II.C. Analysis of THz photoconductive sources II.C.1. PC-Switch Analysis II.C.2. Photomixer Analysis II.C.2.a. p-i-n photodiode II.C.2.b. MSM bulk photoconductor II.D. Practical Issues Contact Effects Thermal Effects Circuit Limitations III. THz Metrology Power Measurements A Traceable Power Sensor Exemplary THz Power Measurement Exercise Other Sources of Error Frequency Metrology IV. THz Antenna Coupling Fundamental Principles Planar antennas on dielectric substrates Input Impedance ΔEIRP (increase in the EIRP of the transmitting antenna) G/T or Aeff/T Estimation of Power Coupling Factor Exemplary THz Planar Antennas Resonant antennas Quick survey of self-complementary antennas V. State-of-the-Art in 1550-nm Photoconductive Sources Error! Bookmark not defined. 1550-nm MSM Photoconductive Switches Material and Device Design THz Performance 1550-nm Photodiode CW (photomixer) Sources Material and Device Design THz Performance VI. Alternative 1550-nm THz Photoconductive Sources Error! Bookmark not defined. Fe-Doped InGaAs ErAs Nanoparticles in GaAs: Extrinsic Photoconductivity VII. System Applications Error! Bookmark not defined. Comparison between pulsed and cw THz systems Device aspects Systems aspects Wireless Communications THz Spectroscopy Time vs Frequency Domain Systems Analysis of Frequency Domain Systems: Amplitude and Phase Modulation Exercises Chapter 4 : THz Photomixers E. Peytavit, G. Ducournau, J-F. Lampin 1. Introduction 2. Elliptical Lens Antennas 2.1 Elliptical Lens Synthesis 2.2 Radiation of Elliptical Lenses 2.2.1 Transmission function TQ 2.2.2 Spreading Factor SQ 2.2.3 Equivalent Current Distribution and Far-Field Calculation 2.2.4 Lens Reflection Efficiency 3. Extended Semi-Hemispherical lens antennas 3. 1 Radiation of extended semi-hemispherical lenses 4. Shallow Lenses excited by leaky wave /Fabry-Perot feeds 4.1.Analysis of the leaky-wave propagation constant 4.2 Primary fields radiated by a leaky-wave antenna feed on an infinite medium 4.3 Shallow-Lens geometry optimization 5. Fly-eye Antenna Array 5.1 Silicon DRIE micromachining process at submillimeter-wave frequencies 5.1.1 Fabrication of silicon lenses using DRIE 5.1.2 Surface Accuracy 5.2 Examples of fabricated antennas Chapter 5: Plasmonics-enhanced Photoconductive Terahertz Devices Ping Keng Lu and Mona Jarrahi Introduction Photoconductive Antennas Photoconductors for THz operation Photoconductive THz emitters Pulsed THz emitters Continuous-wave THz emitters Photoconductive THz Detectors Common photoconductors and antennas for photoconductive THz devices Plasmonics-enhanced photoconductive antennas Fundamentals of plasmonics Plasmonics for enhancing performance of photoconductive THz devices Principles of plasmonic enhancement Design considerations for plasmonic nanostructures State-of-the-art plasmonics-enhanced photoconductive THz devices Photoconductive THz devices with plasmonic contact electrodes Large area plasmonic photoconductive nanoantenna arrays Plasmonic photoconductive THz devices with optical nanocavities Conclusion and Outlook Chapter 6 : Terahertz Quantum Cascade Lasers Roberto Paiella 1. Introduction 2. Fundamentals of Intersubband Transitions 3. Active Material Design 4. Optical Waveguides and Cavities 5. State-of-the-Art Performance and Limitations 6. Novel Materials Systems 6.1 III-Nitride Quantum Wells 6.2 SiGe Quantum Wells 7. Conclusion Chapter 7: Advanced Devices Using Two-Dimensional Layer Technology Berardi Sensale-Rodriguez 7.1. Graphene-based THz Devices 7.1.1. THz Properties of graphene 7.1.2. How to simulate and model graphene? 7.1.3. Terahertz device applications of graphene Modulators - Broadband structures - Electromagnetic-cavity integrated structures - Graphene/metal -hybrid metamaterials - Graphene/dielectric -hybrid metamaterials - Active filters - Phase modulation in graphene-based metamaterials 7.2. TMD based THz Devices 7.3. Applications Chapter 8: THz Plasma Field Effect Transistor Detectors Naznin Akter, Nezih Pala, Wojcieech Knap, Michael Shur Introduction Field effect transistors (fets) and thz plasma oscillations 2.1. Dispersion of plasma waves in fets 2.2. THz detection by an fet Resonant detection Broadband detection THz detectors based on silicon fets Terahertz detection by graphene plasmonic fets Terahertz detection in black-phosphorus nano-transistors Diamond plasmonic thz detectors Conclusion [Was Chapter 13] Chapter 9: Signal Generation by Diode Multiplication Alain Maestrini and Jose Siles 1 Introduction 3 2 Bridging the microwave to photonics gap with terahertz frequency multipliers 3 3 A practical approach to the design of frequency multipliers 5 3.1 Frequency multiplier versus comb generator 5 3.2 Frequency multiplier ideal matching network and ideal device performance 6 3.3 Symmetry at device level versus symmetry at circuit level 7 3.4 Classic balanced frequency doublers 8 3.4.1 General circuit description 8 3.4.2 Necessary condition to balance the circuit 9 3.5 Balanced frequency triplers with an anti-parallel pair of diodes 11 3.6 Multi-anode frequency triplers in a virtual loop configuration 12 3.6.1 General circuit description 12 3.6.2 Necessary condition to balance the circuit 14 3.7 Multiplier design optimization 15 3.7.1 General design methodology 16</p
• Edition: 1st
• Publisher Details: Hoboken : John Wiley & Sons, Inc
• Publication Date: 2021
• Extent: 1 online resource
• Subjects: 621.38133; Terahertz technology
• Languages: English
• ISBNs: 9781119460732
• Related ISBNs: 9781119460718
• Notes: Note: Includes bibliographical references and index.; Note: Description based on CIP data; resource not viewed.
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
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