Lightning by Martin A. Uman is a scientifically rigorous yet accessible exploration of one of nature’s most fascinating and dangerous phenomena. As one of the world’s leading experts on atmospheric electricity, Uman offers a deep dive into the physics, behavior, and effects of lightning, blending theoretical analysis with observational data and real-world applications.

📖 Table of Contents: Lightning by Martin A. Uman

1. Introduction to Lightning

   • 1.1 Lightning and Thunderclouds

   • 1.2 The Stepped Leader

   • 1.3 The Return Stroke

   • 1.4 The Dart Leader

   • 1.5 More on Strokes and Flashes

   • 1.6 Intracloud Discharges

   • 1.7 Strokes Bringing Positive Charge to Earth

   • 1.8 Strokes with Upward-developing Leaders

   • 1.9 Other Lightning Forms

2. Lightning Photography

   • 2.1 Early Studies

   • 2.2 The Boys Camera

   • 2.3 The South African Work

     • 2.3.1 Introduction

     • 2.3.2 The Stepped Leader

     • 2.3.3 Dart and Dart-Stepped Leaders

     • 2.3.4 First Return Strokes

     • 2.3.5 Subsequent Return Strokes

     • 2.3.6 Branch Components and M Components

     • 2.3.7 Miscellaneous

   • 2.4 Lightning Photography in the United States

     • 2.4.1 Introduction

     • 2.4.2 The Empire State Building Study

     • 2.4.3 The Pittsfield Study

   • 2.5 Recent Studies

     • 2.5.1 Introduction

     • 2.5.2 Lightning Photography in Arizona

     • 2.5.3 Lightning Photography in New Mexico

     • 2.5.4 Lightning Photography in Switzerland

3. Electric and Magnetic Field Measurements

   • 3.1 Introduction

   • 3.2 Electrostatics

   • 3.3 Magnetostatics

   • 3.4 Electromagnetics

   • 3.5 Field-measuring Apparatus

     • 3.5.1 Electronic Measurement of Electric Field Intensity

     • 3.5.2 The Field Mill or Electrostatic Fluxmeter

     • 3.5.3 Miscellaneous Electric Field Measuring Techniques

     • 3.5.4 Magnetic Field Measurements

   • 3.6 Early Electrostatic Field Measurements: The Electric-dipole Cloud Model

   • 3.7 The Electrostatic Field Change Due to Cloud-to-Ground Lightning

     • 3.7.1 Introduction

     • 3.7.2 The Stepped Leader

     • 3.7.3 The Dart Leader

     • 3.7.4 The Return Stroke

     • 3.7.5 Processes Occurring Between Strokes

     • 3.7.6 Discharges Lowering Positive Charge to Earth

   • 3.8 The Electrostatic Field Change Due to Cloud Discharges

   • 3.9 The Magnetostatic Fields of Lightning

   • 3.10 The Radiation Fields of Lightning

4. Current Measurements

   • 4.1 Introduction

   • 4.2 Measurement Techniques

     • 4.2.1 Instruments Using Lichtenberg Figures

     • 4.2.2 Instruments Using Magnetizable Materials

     • 4.2.3 The Noninductive Shunt and Oscilloscope

     • 4.2.4 The Loop Antenna and Oscilloscope

     • 4.2.5 Miscellaneous Measurement Techniques

   • 4.3 Current in Cloud-to-Ground Lightning Discharges

   • 4.4 Discharges Initiated by Upward-moving Leaders

   • 4.5 Other Current Measurements

5. Lightning Spectroscopy

   • 5.1 Early History

   • 5.2 Experimental Techniques

     • 5.2.1 The Slit Spectrometer

     • 5.2.2 The Slitless Spectrometer

     • 5.2.3 Quantitative Spectroscopic Measurements from Photographic Film

     • 5.2.4 Spectroscopy Utilizing Photoelectric Detectors

   • 5.3 Theory

   • 5.4 Lightning Spectroscopy: 1940–1960

   • 5.5 Lightning Spectroscopy After 1960

     • 5.5.1 General

     • 5.5.2 Return-stroke Properties

6. Thunder

   • 6.1 Early History

   • 6.2 The Experimental Data

   • 6.3 Ideas and Theories

     • 6.3.1 The Shock Wave

     • 6.3.2 The Sound Wave

7. Theory: The Discharge Processes

   • 7.1 Introduction

   • 7.2 Discharge Mechanisms

     • 7.2.1 Introduction

     • 7.2.2 Discharge Phenomena in the Absence of Appreciable Space Charge

     • 7.2.3 Discharge Phenomena in the Presence of Space Charge

   • 7.3 Some Rough Calculations

     • 7.3.1 Some Electrostatic Relations

     • 7.3.2 Cloud-charge Dimensions and Leader Radius

     • 7.3.3 The Cloud-to-Ground Potential Difference and Energy Available for Lightning

   • 7.4 Stepped-leader Theories

     • 7.4.1 The Experimental Data

     • 7.4.2 The Two Original Theories of the Stepped Leader

     • 7.4.3 Other Stepped-leader Theories

     • 7.4.4 Stepped-leader Initiation

   • 7.5 Dart-leader Theories

   • 7.6 Return-stroke Theories

   • 7.7 The Lightning Channel Between Strokes

Appendices

• Appendix A: Some Suggestions for Future Lightning Research

• Appendix B: Bead Lightning

• Appendix C: Ball Lightning

• Appendix D: Recent Developments

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Indexes

• Name Index

• Subject Index

This comprehensive structure provides an in-depth exploration of lightning phenomena, from fundamental concepts to advanced research topics. If you're interested in a more accessible overview, you might consider Uman's All About Lightning, which presents the subject in a question-and-answer format suitable for general readers.

The book begins by addressing the basic questions:

• What is lightning?

• How is it formed within storm clouds?

• What are the electrical properties and mechanisms behind a lightning strike?

From there, Uman examines the different types of lightning, including:

• Cloud-to-ground lightning

• Intra-cloud and cloud-to-cloud discharges

• Rare events such as ball lightning and sprites

He goes on to explain:

• The electrical structure of thunderstorms

• The initiation and propagation of lightning channels

• The stepped leader-return stroke mechanism

• Lightning currents and voltages

• Electromagnetic effects and how they are measured

Uman also delves into:

• Lightning detection techniques (optical, radio, field measurements)

• The impact of lightning on structures, people, and electronic systems

• The design and effectiveness of lightning protection systems, including lightning rods and shielding methods for aircraft and buildings

The book includes illustrations, charts, and equations, making it suitable for students of atmospheric sciences, electrical engineering, and physics, while remaining readable for interested laypeople with a technical curiosity.

🧠 Overall Contribution:

Martin Uman’s Lightning is considered a seminal reference in the field of lightning research. It offers foundational knowledge still cited by modern scientists, engineers, and meteorologists. This title is more technical and detailed, making it ideal for academic study or professional application.