| Preface |
|
ix | |
|
1 Earthquakes and EQ Prediction |
|
|
1 | (18) |
|
1.1 Fundamentals of Earthquakes |
|
|
1 | (4) |
|
1.1.1 Naturally Occurring EQs |
|
|
3 | (1) |
|
|
|
3 | (1) |
|
1.1.3 EQs Away from Plate Boundaries (Interplate EQs) |
|
|
4 | (1) |
|
1.1.4 Shallow-Focus and Deep-Focus EQs |
|
|
5 | (1) |
|
1.1.5 Frequency of EQ Occurrence |
|
|
5 | (1) |
|
1.2 Conventional EQ Prediction by Seismic Measurements |
|
|
5 | (5) |
|
1.2.1 Historical Background |
|
|
5 | (3) |
|
1.2.2 Measurement of EQs and Crustal Movement |
|
|
8 | (1) |
|
1.2.3 Long-Term, Medium-Term, and Short-Term EQ Prediction |
|
|
9 | (1) |
|
1.3 Nonconventional (Nonseismic) EQ Prediction with Radio Technique |
|
|
10 | (9) |
|
1.3.1 Historical Introduction of EQ Prediction |
|
|
10 | (2) |
|
1.3.2 Nonseismic (Mainly Electromagnetic) Short-Term Precursors |
|
|
12 | (4) |
|
|
|
16 | (3) |
|
2 Radio Communication and Radio Noise |
|
|
19 | (22) |
|
2.1 Communication Systems |
|
|
19 | (3) |
|
2.1.1 General Scheme of Communication and Communication Systems |
|
|
19 | (1) |
|
2.1.2 General Scheme of Communication Systems |
|
|
19 | (2) |
|
2.1.3 General Scheme of Communication Media |
|
|
21 | (1) |
|
2.2 Propagating Media of Radio Communications |
|
|
22 | (2) |
|
2.2.1 Radio Propagation Types |
|
|
22 | (1) |
|
2.2.2 Radio Signal Transmission and Propagation Characteristics |
|
|
23 | (1) |
|
2.3 Major Radio Propagation Types (General Characteristics) |
|
|
24 | (12) |
|
2.3.1 Ground Wave Propagation |
|
|
24 | (5) |
|
2.3.2 Tropospheric Propagation |
|
|
29 | (4) |
|
2.3.3 Ionospheric Propagation/Earth--Space Propagation |
|
|
33 | (3) |
|
|
|
36 | (5) |
|
|
|
39 | (2) |
|
|
|
41 | (46) |
|
3.1 Historical Introduction |
|
|
41 | (2) |
|
3.2 DC Geoelectric Signals |
|
|
43 | (9) |
|
3.2.1 VAN Observational Method |
|
|
43 | (3) |
|
3.2.2 Selectivity Law: How to Estimate the EQ Epicenter |
|
|
46 | (1) |
|
3.2.3 VAN Relationships: How to Estimate the EQ Magnitude |
|
|
47 | (1) |
|
3.2.4 Variety of SES: How to Estimate the Time of a Coming EQ |
|
|
47 | (1) |
|
3.2.5 Results of EQ Prediction Using VAN Method |
|
|
48 | (1) |
|
|
|
48 | (4) |
|
3.3 ULF Electromagnetic Emissions |
|
|
52 | (12) |
|
|
|
52 | (1) |
|
3.3.2 Three Major ULF Events |
|
|
52 | (2) |
|
3.3.3 Correlation between ULF Emissions and EQs |
|
|
54 | (1) |
|
3.3.4 Existing ULF Networks in Japan |
|
|
55 | (3) |
|
3.3.5 Analysis Methods of ULF Magnetic Field Variations |
|
|
58 | (5) |
|
3.3.6 Characteristics of Seismogenic ULF Emissions and Current Activities |
|
|
63 | (1) |
|
3.4 Generation Mechanism of DC/ULF Emissions |
|
|
64 | (10) |
|
3.4.1 Microfracturing Mechanism |
|
|
64 | (2) |
|
3.4.2 Induction Mechanism |
|
|
66 | (2) |
|
3.4.3 Electrokinetic Mechanism |
|
|
68 | (6) |
|
3.5 ULF Magnetic Field Depression |
|
|
74 | (13) |
|
3.5.1 ULF Magnetic Field Depression as a New Phenomenon |
|
|
74 | (1) |
|
3.5.2 An Example for the 2011 Japan EQ |
|
|
75 | (4) |
|
3.5.3 Generation Mechanism of ULF Magnetic Field Depression |
|
|
79 | (2) |
|
|
|
81 | (6) |
|
|
|
87 | (52) |
|
4.1 Characteristics of Extremely Low-Frequency Waves |
|
|
87 | (1) |
|
4.2 Theoretical Aspects of Propagation on VLF/ELF |
|
|
87 | (6) |
|
|
|
87 | (4) |
|
|
|
91 | (2) |
|
4.3 Propagation of ELF Waves |
|
|
93 | (2) |
|
4.4 Seismogenic ELF Electromagnetic Emissions |
|
|
95 | (6) |
|
4.4.1 ELF Sensors and Selection of Frequency |
|
|
95 | (4) |
|
|
|
99 | (1) |
|
4.4.3 Statistical Results |
|
|
100 | (1) |
|
4.4.4 Generation Mechanism of Seismogenic ELF Emissions |
|
|
101 | (1) |
|
|
|
101 | (24) |
|
4.5.1 An Event Study: 1999 Taiwan Chi-chi EQ |
|
|
102 | (18) |
|
4.5.2 Statistical Results |
|
|
120 | (5) |
|
4.6 ULF/ELF Electromagnetic Radiation before the March 11, 2011, Japanese EQ |
|
|
125 | (14) |
|
|
|
126 | (9) |
|
|
|
135 | (4) |
|
|
|
139 | (60) |
|
5.1 Characteristics of ELF/VLF/LF Waves |
|
|
139 | (1) |
|
|
|
140 | (2) |
|
5.2.1 Sources and Propagation |
|
|
140 | (1) |
|
|
|
141 | (1) |
|
|
|
141 | (1) |
|
|
|
141 | (1) |
|
5.3 Theoretical Aspects of Propagation on VLF/ELF |
|
|
142 | (3) |
|
5.3.1 Effect of the Earth's Magnetic Field |
|
|
142 | (2) |
|
5.3.2 Effects of Earth--Ionosphere Curvature |
|
|
144 | (1) |
|
5.3.3 The Use of VLF/LF Subionospheric Propagation as a New Methodology |
|
|
144 | (1) |
|
5.4 Anomalies of Subionospheric VLF/LF Propagation and Lower Ionospheric Perturbations in Possible Association with EQs |
|
|
145 | (30) |
|
5.4.1 History of VLF/LF Subionospheric Method |
|
|
145 | (2) |
|
5.4.2 Japanese VLF/LF Network |
|
|
147 | (3) |
|
5.4.3 Short-Distance Propagation and VLF/LF Propagation Anomalies |
|
|
150 | (21) |
|
5.4.4 Long-Distance Propagation and Lower Ionospheric Perturbations |
|
|
171 | (4) |
|
5.5 Seismogenic VLF/LF Emissions |
|
|
175 | (4) |
|
5.6 Anomalous Propagation of Whistlers |
|
|
179 | (10) |
|
5.6.1 Whistler Data Used in This Paper |
|
|
179 | (1) |
|
5.6.2 Anomalous Whistlers and Seismic Activity |
|
|
180 | (9) |
|
5.7 Generation Mechanism of Seismo-ionospheric Perturbations |
|
|
189 | (10) |
|
|
|
192 | (7) |
|
|
|
199 | (10) |
|
6.1 Characteristics of MF Waves |
|
|
199 | (1) |
|
6.2 Anomalies of MF Broadcasting Signals and Ionospheric and Atmospheric Perturbations |
|
|
199 | (10) |
|
6.2.1 LF Radio Precursors |
|
|
199 | (3) |
|
6.2.2 Propagation Characteristics of LF Anomalies and Discussion |
|
|
202 | (4) |
|
6.2.3 Conclusion of LF Radio Waves |
|
|
206 | (1) |
|
|
|
207 | (2) |
|
|
|
209 | (46) |
|
7.1 Uses of HF/VHF/SHF Waves |
|
|
209 | (3) |
|
7.1.1 Instrument and Analysis |
|
|
210 | (1) |
|
|
|
210 | (1) |
|
|
|
211 | (1) |
|
|
|
211 | (1) |
|
7.2 HF/VHF Bottomside Sounding and Ionospheric Perturbations |
|
|
212 | (13) |
|
7.2.7 Seismo-ionospheric F-Region Precursor |
|
|
212 | (13) |
|
7.3 Over-the-Horizon VHF Propagation and Atmospheric Perturbation |
|
|
225 | (20) |
|
7.3.1 Characteristics of Over-the-Horizon VHF Propagation in Possible Association with EQs |
|
|
225 | (11) |
|
7.3.2 Interferometric VHF Direction Finding |
|
|
236 | (9) |
|
7.4 Line-of-Sight VHF Propagation |
|
|
245 | (10) |
|
7.4.1 Wideband Measurement System |
|
|
245 | (2) |
|
7.4.2 Statistical Analysis and Discrimination of Anomalous Data |
|
|
247 | (1) |
|
7.4.3 Observation Results |
|
|
248 | (2) |
|
|
|
250 | (1) |
|
|
|
250 | (5) |
|
|
|
255 | (32) |
|
8.1 Historical Introduction of Satellite Observations |
|
|
255 | (1) |
|
8.2 Plasma Anomalies and Plasma Turbulence (Early Results) |
|
|
256 | (3) |
|
8.2.1 Ion and Electron Density and Temperature |
|
|
256 | (1) |
|
8.2.2 Energetic Particles |
|
|
256 | (2) |
|
8.2.3 Infrared and Thermal Measurements |
|
|
258 | (1) |
|
8.3 Radio Emissions in Different Frequency Ranges (Early Results) |
|
|
259 | (5) |
|
|
|
259 | (5) |
|
8.4 The DEMETER Satellite and Observational Results |
|
|
264 | (23) |
|
|
|
265 | (1) |
|
8.4.2 Operations and Data Processing |
|
|
266 | (1) |
|
8.4.3 Scientific Results from DEMETER |
|
|
267 | (13) |
|
|
|
280 | (7) |
|
|
|
287 | (4) |
|
9.1 Summary of the Use of Radio Techniques in EQ Prediction |
|
|
287 | (1) |
|
|
|
288 | (3) |
|
|
|
290 | (1) |
| Index |
|
291 | |