Fundamentals of Terahertz Devices and Applications (eBook, ePUB)

Redaktion: Pavlidis, Dimitris

• Format: ePub

Produktbeschreibung

An authoritative and comprehensive guide to the devices and applications of Terahertz technology Terahertz (THz) technology relates to applications that span in frequency from a few hundred GHz to more than 1000 GHz. Fundamentals of Terahertz Devices and Applications offers a comprehensive review of the devices and applications of Terahertz technology. With contributions from a range of experts on the topic, this book contains in a single volume an inclusive review of THz devices for signal generation, detection and treatment. Fundamentals of Terahertz Devices and Applications offers an exploration and addresses key categories and aspects of Terahertz Technology such as: sources, detectors, transmission, electronic considerations and applications, optical (photonic) considerations and applications. Worked examples based on the contributors extensive experience highlight the chapter material presented. The text is designed for use by novices and professionals who want a better understanding of device operation and use, and is suitable for instructional purposes This important book: * Offers the most relevant up-to-date research information and insight into the future developments in the technology * Addresses a wide-range of categories and aspects of Terahertz technology * Includes material to support courses on Terahertz Technology and more * Contains illustrative worked examples Written for researchers, students, and professional engineers, Fundamentals of Terahertz Devices and Applications offers an in-depth exploration of the topic that is designed for both novices and professionals and can be adopted for instructional purposes.

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Produktdetails

• Verlag: John Wiley & Sons
• Seitenzahl: 576
• Erscheinungstermin: 19. Juli 2021
• Englisch
• ISBN-13: 9781119460732
• Artikelnr.: 62322312

Autorenporträt

Dimitris Pavlidis is a Research Professor at Florida International University. He has been Professor of Electrical Engineering and Computer Science at the University of Michigan (UofM) from 1986 to 2004 and a Founding Member of UofM's first of its kind NASA THz Center in 1988. He served as Program Director in Electronics, Photonics and Magnetic Devices (EPMD) at the National Science Foundation. He received the decoration of "Palmes Academiques" in the order of Chevalier by the French Ministry of Education and Distinguished Educator Award of the IEEE/MTT-S and is an IEEE Life Fellow.

Inhaltsangabe

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

DeltaEIRP (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