On the Tempo-Spatial Evolution of the Lower Ionospheric Perturbation for the 2016 Kumamoto Earthquakes from Comparisons of VLF Propagation Data Observed at Multiple Stations with Wave-Hop Theoretical Computations (Articles)

Tomokazu Asano, Masashi Hayakawa

Open Journal of Earthquake Research Vol.7 No.3，July 23, 2018

DOI: 10.4236/ojer.2018.73010   504 Downloads  830 Views  Citations

On the Anomalies in ULF Magnetic Field Variations Prior to the 2008 Sichuan Earthquake (Articles)

Qi Li, Alexander Schekotov, Tomokazu Asano, Masashi Hayakawa

Open Journal of Earthquake Research Vol.4 No.2，April 14, 2015

DOI: 10.4236/ojer.2015.42005   3,999 Downloads  4,600 Views  Citations

A Study on the Correlation of Milk Yield of Cows with Seismicity and ULF Magnetic Field Variations (Articles)

Masashi Hayakawa, Tomokazu Asano, Alexander Schekotov, Hiroyuki Yamauchi

Open Journal of Earthquake Research Vol.5 No.4，November 17, 2016

DOI: 10.4236/ojer.2016.54017   1,132 Downloads  1,644 Views  Citations

Characteristic Variations of VLF/LF Signals during a High Seismic Activity in Japan in November 2016 (Articles)

Tomokazu Asano, Alexander Rozhnoi, Maria Solovieva, Masashi Hayakawa

Open Journal of Earthquake Research Vol.6 No.4，November 3, 2017

DOI: 10.4236/ojer.2017.64013   711 Downloads  1,123 Views  Citations

A Review on Electrodynamic Influence of Atmospheric Processes to the Ionosphere (Articles)

Valery M. Sorokin, Vitaly M. Chmyrev, Masashi Hayakawa

Open Journal of Earthquake Research Vol.9 No.2，March 16, 2020

DOI: 10.4236/ojer.2020.92008   206 Downloads  487 Views  Citations
This article belongs to the Special Issue on Seismo Electromagnetics and Earthquake Prediction

Formation of Ionospheric Precursors of Earthquakes—Probable Mechanism and Its Substantiation (Articles)

Georgii Lizunov, Tatiana Skorokhod, Masashi Hayakawa, Valery Korepanov

Open Journal of Earthquake Research Vol.9 No.2，March 16, 2020

DOI: 10.4236/ojer.2020.92009   146 Downloads  344 Views  Citations
This article belongs to the Special Issue on Seismo Electromagnetics and Earthquake Prediction

An Integrated Study of ULF Magnetic Field Variations in Association with the 2008 Sichuan Earthquake, on the Basis of Statistical and Critical Analyses (Articles)

Masashi Hayakawa, Alexander Schekotov, Stelios M. Potirakis, Konstantinos Eftaxias, Qi Li, Tomokazu Asano

Open Journal of Earthquake Research Vol.4 No.3，July 24, 2015

DOI: 10.4236/ojer.2015.43008   3,314 Downloads  3,940 Views  Citations

Electromagnetic Precursors to the 2016 Kumamoto Earthquakes (Articles)

Alexander Schekotov, Jun Izutsu, Tomokazu Asano, Stelios Marcos Potirakis, Masashi Hayakawa

Open Journal of Earthquake Research Vol.6 No.4，September 30, 2017

DOI: 10.4236/ojer.2017.64010   881 Downloads  1,516 Views  Citations

Variations of Geomagnetic Response Functions before the 2011 Tohoku Earthquake (Articles)

Igor I. Rokityansky, Valeriia I. Babak, Artem V. Terehyns, Masashi Hayakawa

Open Journal of Earthquake Research Vol.8 No.2，May 20, 2019

DOI: 10.4236/ojer.2019.82005   489 Downloads  920 Views  Citations

Contaminated Effect of Geomagnetic Storms on Pre-Seismic Atmospheric and Ionospheric Anomalies during Imphal Earthquake (Articles)

Sagardweep Biswas, Subrata Kundu, Soujan Ghosh, Swati Chowdhury, Shih-Sian Yang, Masashi Hayakawa, Suman Chakraborty, Sandip K. Chakrabarti, Sudipta Sasmal

Open Journal of Earthquake Research Vol.9 No.5，November 12, 2020

DOI: 10.4236/ojer.2020.95022   44 Downloads  136 Views  Citations

On the Precursory Abnormal Animal Behavior and Electromagnetic Effects for the Kobe Earthquake (M~6) on April 12, 2013 (Articles)

Masashi Hayakawa, Hiroyuki Yamauchi, Nobuyo Ohtani, Mitsuaki Ohta, Susumu Tosa, Tomokazu Asano, Alexander Schekotov, Jun Izutsu, Stelios M. Potirakis, Konstantinos Eftaxias

Open Journal of Earthquake Research Vol.5 No.3，August 5, 2016

DOI: 10.4236/ojer.2016.53013   1,775 Downloads  2,574 Views  Citations

Stability Analysis of Cliff Face around Kegon Falls in Nikko, Eastern Japan: An Implication to Its Erosional Mechanisms (Articles)

Yuichi S. Hayakawa

International Journal of Geosciences Vol.4 No.6B，August 20, 2013

DOI: 10.4236/ijg.2013.46A2002   4,255 Downloads  6,029 Views  Citations
This article belongs to the Special Issue on Geography

Distribution of Deviation Distance to Alternative Fuel Stations (Articles)

Masashi Miyagawa

American Journal of Operations Research Vol.3 No.3，May 23, 2013

DOI: 10.4236/ajor.2013.33033   3,408 Downloads  5,467 Views  Citations

Weak Values Influenced by Environment (Articles)

Masashi Ban

Journal of Modern Physics Vol.4 No.11A，November 19, 2013

DOI: 10.4236/jmp.2013.411A1001   3,452 Downloads  4,970 Views  Citations
This article belongs to the Special Issue on Advances in Quantum Physics

Visceral Ischemia Caused by Extra-Anatomical Bypass for Coral Reef Aorta (Articles)

Masashi Kawabori

World Journal of Cardiovascular Surgery Vol.5 No.7，July 27, 2015

DOI: 10.4236/wjcs.2015.57012   4,112 Downloads  4,576 Views  Citations

Aortic Valve Replacement in Bicuspid Aortic Valve with a Single Coronary Artery (Articles)

Masashi Kawabori

World Journal of Cardiovascular Surgery Vol.5 No.12，December 14, 2015

DOI: 10.4236/wjcs.2015.512020   3,955 Downloads  4,479 Views  Citations

Layer-Wise Topology Design for Cost Effective IP-Optical Networks (Articles)

Masashi Hashimoto, Kota Miura

Communications and Network Vol.4 No.1，February 27, 2012

DOI: 10.4236/cn.2012.41012   5,511 Downloads  8,834 Views  Citations

Comparison of Hemodynamic Responses Associated with Tracheal Intubation Under Various Induction Doses of Remifentanil and Propofol (Articles)

Toru Goyagi, Masashi Yoshimoto

Open Journal of Anesthesiology Vol.2 No.4，September 5, 2012

DOI: 10.4236/ojanes.2012.24035   3,677 Downloads  6,854 Views  Citations

Fixed Point Theorem and Fractional Differential Equations with Multiple Delays Related with Chaos Neuron Models (Articles)

Toshiharu Kawasaki, Masashi Toyoda

Applied Mathematics Vol.6 No.13，November 30, 2015

DOI: 10.4236/am.2015.613192   3,046 Downloads  3,705 Views  Citations
This article belongs to the Special Issue on Fractional Calculus

A Fistula between Coronary and Main Pulmonary Arteries with Chest Tightness (Articles)

Masashi Kawabori, Atsushi Kurata

World Journal of Cardiovascular Surgery Vol.5 No.12，December 14, 2015

DOI: 10.4236/wjcs.2015.512021   3,501 Downloads  4,095 Views  Citations