Investigation of over-horizon VHF radio signals associated with earthquakes

Fukumoto, Y.; Hayakawa, M.; Yasuda, H.

doi:10.5194/nhess-1-107-2001

Articles | Volume 1, issue 3

https://doi.org/10.5194/nhess-1-107-2001

© Author(s) 2001. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

Special issue:

Seismic hazard evaluation - Part II

https://doi.org/10.5194/nhess-1-107-2001

© Author(s) 2001. This work is licensed under
the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 License.

Articles | Volume 1, issue 3

30 Sep 2001

| 30 Sep 2001

Investigation of over-horizon VHF radio signals associated with earthquakes

Y. Fukumoto, M. Hayakawa, and H. Yasuda

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Total article views: 2,149 (including HTML, PDF, and XML)

HTML	PDF	XML	Total	BibTeX	EndNote
998	1,025	126	2,149	166	170

HTML: 998
PDF: 1,025
XML: 126
Total: 2,149
BibTeX: 166
EndNote: 170

Views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	3	15	1	19
Mar 2013	2	14	0	16
Apr 2013	2	25	0	27
May 2013	2	23	0	25
Jun 2013	2	11	0	13
Jul 2013	6	13	0	19
Aug 2013	10	8	0	18
Sep 2013	1	21	0	22
Oct 2013	3	10	1	14
Nov 2013	12	0	12
Dec 2013	4	12	1	17
Jan 2014	4	13	2	19
Feb 2014	5	10	2	17
Mar 2014	15	13	4	32
Apr 2014	2	8	1	11
May 2014	5	20	2	27
Jun 2014	2	7	1	10
Jul 2014	1	20	0	21
Aug 2014	5	15	1	21
Sep 2014	3	10	0	13
Oct 2014	8	0	8
Nov 2014	2	11	0	13
Dec 2014	2	17	2	21
Jan 2015	2	4	0	6
Feb 2015	5	6	2	13
Mar 2015	2	5	0	7
Apr 2015	1	1	0	2
May 2015	1	4	0	5
Jun 2015	23	5	0	28
Jul 2015	15	4	0	19
Aug 2015	9	11	1	21
Sep 2015	4	4	1	9
Oct 2015	12	5	0	17
Nov 2015	14	7	3	24
Dec 2015	4	8	1	13
Jan 2016	9	7	1	17
Feb 2016	5	7	0	12
Mar 2016	10	3	0	13
Apr 2016	10	3	0	13
May 2016	9	3	0	12
Jun 2016	5	1	0	6
Jul 2016	3	2	1	6
Aug 2016	3	5	0	8
Sep 2016	4	2	0	6
Oct 2016	2	2	0	4
Nov 2016	4	1	0	5
Dec 2016	5	3	0	8
Jan 2017	4	2	0	6
Feb 2017	2	0	2
Mar 2017	4	3	0	7
Apr 2017	6	8	0	14
May 2017	13	6	0	19
Jun 2017	11	1	0	12
Jul 2017	9	6	0	15
Aug 2017	4	7	1	12
Sep 2017	4	10	1	15
Oct 2017	4	7	0	11
Nov 2017	5	2	0	7
Dec 2017	5	4	1	10
Jan 2018	8	11	2	21
Feb 2018	8	4	0	12
Mar 2018	8	4	2	14
Apr 2018	4	3	0	7
May 2018	8	8	0	16
Jun 2018	12	9	1	22
Jul 2018	10	12	0	22
Aug 2018	14	6	1	21
Sep 2018	13	5	0	18
Oct 2018	11	6	0	17
Nov 2018	9	4	0	13
Dec 2018	10	3	0	13
Jan 2019	5	2	1	8
Feb 2019	2	2	0	4
Mar 2019	4	5	0	9
Apr 2019	5	9	1	15
May 2019	3	6	1	10
Jun 2019	3	4	0	7
Jul 2019	2	6	0	8
Aug 2019	3	4	0	7
Sep 2019	1	4	0	5
Oct 2019	4	4	1	9
Nov 2019	10	5	0	15
Dec 2019	9	5	0	14
Jan 2020	22	5	2	29
Feb 2020	13	4	0	17
Mar 2020	3	2	0	5
Apr 2020	1	3	0	4
May 2020	2	3	0	5
Jun 2020	13	7	0	20
Jul 2020	16	13	8	37
Aug 2020	5	8	5	18
Sep 2020	7	0	7
Oct 2020	5	9	1	15
Nov 2020	8	2	2	12
Dec 2020	6	5	0	11
Jan 2021	12	4	0	16
Feb 2021	6	2	0	8
Mar 2021	4	2	0	6
Apr 2021	3	1	0	4
May 2021	3	4	0	7
Jun 2021	9	3	0	12
Jul 2021	3	5	0	8
Aug 2021	4	5	0	9
Sep 2021	8	6	0	14
Oct 2021	3	18	0	21
Nov 2021	6	16	0	22
Dec 2021	10	1	0	11
Jan 2022	4	7	0	11
Feb 2022	4	4	3	11
Mar 2022	3	6	0	9
Apr 2022	8	7	3	18
May 2022	4	3	1	8
Jun 2022	7	4	1	12
Jul 2022	2	4	0	6
Aug 2022	5	3	0	8
Sep 2022	1	1	0	2
Oct 2022	2	1	0	3
Nov 2022	5	2	0	7
Dec 2022	3	3	0	6
Jan 2023	8	8	1	17
Feb 2023	4	3	0	7
Mar 2023	5	5	0	10
Apr 2023	3	0	3
May 2023	5	5	4	14
Jun 2023	4	2	1	7
Jul 2023	4	4	0	8
Aug 2023	4	4	2	10
Sep 2023	5	2	0	7
Oct 2023	7	9	1	17
Nov 2023	1	1	0	2
Dec 2023	5	0	5
Jan 2024	3	6	0	9
Feb 2024	8	1	1	10
Mar 2024	1	3	3	7
Apr 2024	14	1	3	18
May 2024	10	8	5	23
Jun 2024	3	6	1	10
Jul 2024	11	5	5	21
Aug 2024	12	5	6	23
Sep 2024	5	7	7	19
Oct 2024	6	4	0	10
Nov 2024	8	3	0	11
Dec 2024	1	3	0	4
Jan 2025	5	8	0	13
Feb 2025	11	3	2	16
Mar 2025	10	5	0	15
Apr 2025	3	6	0	9
May 2025	9	9	3	21
Jun 2025	22	17	0	39
Jul 2025	12	5	0	17
Aug 2025	11	27	1	39
Sep 2025	10	16	1	27
Oct 2025	14	12	0	26
Nov 2025	9	11	1	21
Dec 2025	10	12	1	23
Jan 2026	20	7	5	32
Feb 2026	13	9	5	27
Mar 2026	6	1	0	7

Cumulative views and downloads (calculated since 01 Feb 2013)

Month	HTML	PDF	XML	Total
Feb 2013	3	15	1	19
Mar 2013	2	14	0	16
Apr 2013	2	25	0	27
May 2013	2	23	0	25
Jun 2013	2	11	0	13
Jul 2013	6	13	0	19
Aug 2013	10	8	0	18
Sep 2013	1	21	0	22
Oct 2013	3	10	1	14
Nov 2013	12	0	12
Dec 2013	4	12	1	17
Jan 2014	4	13	2	19
Feb 2014	5	10	2	17
Mar 2014	15	13	4	32
Apr 2014	2	8	1	11
May 2014	5	20	2	27
Jun 2014	2	7	1	10
Jul 2014	1	20	0	21
Aug 2014	5	15	1	21
Sep 2014	3	10	0	13
Oct 2014	8	0	8
Nov 2014	2	11	0	13
Dec 2014	2	17	2	21
Jan 2015	2	4	0	6
Feb 2015	5	6	2	13
Mar 2015	2	5	0	7
Apr 2015	1	1	0	2
May 2015	1	4	0	5
Jun 2015	23	5	0	28
Jul 2015	15	4	0	19
Aug 2015	9	11	1	21
Sep 2015	4	4	1	9
Oct 2015	12	5	0	17
Nov 2015	14	7	3	24
Dec 2015	4	8	1	13
Jan 2016	9	7	1	17
Feb 2016	5	7	0	12
Mar 2016	10	3	0	13
Apr 2016	10	3	0	13
May 2016	9	3	0	12
Jun 2016	5	1	0	6
Jul 2016	3	2	1	6
Aug 2016	3	5	0	8
Sep 2016	4	2	0	6
Oct 2016	2	2	0	4
Nov 2016	4	1	0	5
Dec 2016	5	3	0	8
Jan 2017	4	2	0	6
Feb 2017	2	0	2
Mar 2017	4	3	0	7
Apr 2017	6	8	0	14
May 2017	13	6	0	19
Jun 2017	11	1	0	12
Jul 2017	9	6	0	15
Aug 2017	4	7	1	12
Sep 2017	4	10	1	15
Oct 2017	4	7	0	11
Nov 2017	5	2	0	7
Dec 2017	5	4	1	10
Jan 2018	8	11	2	21
Feb 2018	8	4	0	12
Mar 2018	8	4	2	14
Apr 2018	4	3	0	7
May 2018	8	8	0	16
Jun 2018	12	9	1	22
Jul 2018	10	12	0	22
Aug 2018	14	6	1	21
Sep 2018	13	5	0	18
Oct 2018	11	6	0	17
Nov 2018	9	4	0	13
Dec 2018	10	3	0	13
Jan 2019	5	2	1	8
Feb 2019	2	2	0	4
Mar 2019	4	5	0	9
Apr 2019	5	9	1	15
May 2019	3	6	1	10
Jun 2019	3	4	0	7
Jul 2019	2	6	0	8
Aug 2019	3	4	0	7
Sep 2019	1	4	0	5
Oct 2019	4	4	1	9
Nov 2019	10	5	0	15
Dec 2019	9	5	0	14
Jan 2020	22	5	2	29
Feb 2020	13	4	0	17
Mar 2020	3	2	0	5
Apr 2020	1	3	0	4
May 2020	2	3	0	5
Jun 2020	13	7	0	20
Jul 2020	16	13	8	37
Aug 2020	5	8	5	18
Sep 2020	7	0	7
Oct 2020	5	9	1	15
Nov 2020	8	2	2	12
Dec 2020	6	5	0	11
Jan 2021	12	4	0	16
Feb 2021	6	2	0	8
Mar 2021	4	2	0	6
Apr 2021	3	1	0	4
May 2021	3	4	0	7
Jun 2021	9	3	0	12
Jul 2021	3	5	0	8
Aug 2021	4	5	0	9
Sep 2021	8	6	0	14
Oct 2021	3	18	0	21
Nov 2021	6	16	0	22
Dec 2021	10	1	0	11
Jan 2022	4	7	0	11
Feb 2022	4	4	3	11
Mar 2022	3	6	0	9
Apr 2022	8	7	3	18
May 2022	4	3	1	8
Jun 2022	7	4	1	12
Jul 2022	2	4	0	6
Aug 2022	5	3	0	8
Sep 2022	1	1	0	2
Oct 2022	2	1	0	3
Nov 2022	5	2	0	7
Dec 2022	3	3	0	6
Jan 2023	8	8	1	17
Feb 2023	4	3	0	7
Mar 2023	5	5	0	10
Apr 2023	3	0	3
May 2023	5	5	4	14
Jun 2023	4	2	1	7
Jul 2023	4	4	0	8
Aug 2023	4	4	2	10
Sep 2023	5	2	0	7
Oct 2023	7	9	1	17
Nov 2023	1	1	0	2
Dec 2023	5	0	5
Jan 2024	3	6	0	9
Feb 2024	8	1	1	10
Mar 2024	1	3	3	7
Apr 2024	14	1	3	18
May 2024	10	8	5	23
Jun 2024	3	6	1	10
Jul 2024	11	5	5	21
Aug 2024	12	5	6	23
Sep 2024	5	7	7	19
Oct 2024	6	4	0	10
Nov 2024	8	3	0	11
Dec 2024	1	3	0	4
Jan 2025	5	8	0	13
Feb 2025	11	3	2	16
Mar 2025	10	5	0	15
Apr 2025	3	6	0	9
May 2025	9	9	3	21
Jun 2025	22	17	0	39
Jul 2025	12	5	0	17
Aug 2025	11	27	1	39
Sep 2025	10	16	1	27
Oct 2025	14	12	0	26
Nov 2025	9	11	1	21
Dec 2025	10	12	1	23
Jan 2026	20	7	5	32
Feb 2026	13	9	5	27
Mar 2026	6	1	0	7

Latest update: 06 Mar 2026