Intraslab seismicity characteristics of northern Chile
August 2025
The Chilean subduction zone is one of the most seismically active regions globally, characterized by extensive intermediate-depth seismicity in the slab. In this study, we construct a new earthquake...
Quantifying of spatio-temporal variations in the regional gravity field and the effectiveness of earthquake prediction: A case study of MS ≥ 5.0 earthquakes in the Sichuan-Yunnan region during 2021–2024
August 2025
Since the 1975 MS7.3 Haicheng earthquake, spatio-temporal variations in the gravity field have attracted much attention as potential earthquake precursors. Recent technical advances in terrestrial gravity...
HuiShangGPT in the discussion on the trend of seismicity?.
August 2025
Given the complexity of earthquake forecast and the current limitations in the application of artificial intelligence (AI), we propose a conceptual framework for a novel AI system, HuiShangGPT, intended...
An open access 90 m resolution VS data and map for areas affected by the January 2025 M6.8 Dingri Xizang, China earthquake
August 2025
In this study, we developed a high-resolution (3 arcsec, approximately 90 m) VS map and associated open-access dataset for the 140 km × 200 km region affected by the January 2025 M6.8 Dingri Xizang,...
The slip-rate, state-, temperature-, and normal-stress-dependence of fault friction
August 2025
The mechanics of slow-slip events and earthquakes is controlled by the constitutive behavior of rocks in active fault zones, which is sensitive to many factors encompassing lithology, temperature, confining...
Assessment of shear wave velocity models in the Southeast Qinghai-Xizang Plateau with full-wave simulation
June 2025
Various velocity models have been built for Southeast Qinghai-Xizang Plateau with the purpose of revealing the internal dynamics and estimating local seismic hazards. In this study, we use a 3-D full-waveform...
Determination of surface-wave phase velocities by zeros of Aki’s spectrum of active-source records: Application to the dense array in Tongzhou, China
June 2025
The spatial autocorrelation (SPAC) (also known as the Aki’s spectral method) of ambient seismic noise has been widely adopted in surface wave phase velocity extraction. In two-dimensional cases, the...
Analysis on the characteristics and spatial distribution patterns of highway damage caused by the 2022 MS6.8 Luding earthquake
June 2025
On September 5, 2022, an MS6.8 earthquake struck Luding County, Kardze Prefecture, Sichuan Province—an area that is particularly vulnerable to geological changes. The earthquake caused considerable...
High-rate GNSS-based rapid determination of coseismic deformation and source characteristics for the 2023 M6.2 Jishishan earthquake
June 2025
An M6.2 earthquake struck Jishishan County, Gansu, on December 18, 2023, with its epicenter located in the arc-shaped tectonic belt formed by the Lajishan-Jishishan Fault. Continuous high-rate global...
Building the 3D seismic fault models for the 2021 MS6.4 Yunnan Yangbi earthquake: The potential role of pre-existing faults in generating unexpected moderate-strong earthquakes in southeast Xizang
June 2025
The three-dimensional (3D) geometry of a fault is a critical control on earthquake nucleation, dynamic rupture, stress triggering, and related seismic hazards. Therefore, a 3D model of an active fault...
Co-seismic P-wave velocity changes of 2023 Türkiye Earthquake Doublet
June 2025
On February 6, 2023, the Türkiye Earthquake Doublet, consisting of two major earthquakes with magnitudes of MW7.8 and MW7.5, respectively, occurred within 9 h and devastated the Kahramanmaraş province...
Surface-wave imaging with nonrandom traffic seismic sources
June 2025
Passive surface wave imaging has been a powerful tool for near-surface characterization in urban areas, which extracts surface wave signals from ambient seismic noise and then estimates subsurface shear...
Preliminary study of the tectonic structure and seismogenic environment of the M4.7 Feidong earthquake sequence on September 18, 2024 in Hefei
June 2025
At 20:08, on September 18, 2024, an M4.7 earthquake occurred along the Tanlu fault zone in the Feidong County of Hefei, Anhui Province. This earthquake is the largest event in the modern history of...
Multi-parameter modeling and analysis of ground motion amplification in the Quaternary sedimentary basin of the Beijing-Tianjin-Hebei region
April 2025
Basin effect was first described following the analysis of seismic ground motion associated with the 1985 MW8.1 earthquake in Mexico. Basins affect the propagation of seismic waves through various mechanisms,...
3D crustal density modeling of Egypt using GOCE satellite gravity data and seismic integration
April 2025
A 3D crustal model was constructed using a combination of cutting-edge techniques, which were integrated to provide a density model for Egypt and address the sporadic distribution of seismic data. These...
High-quality control of receiver functions using a capsule neural network
April 2025
The Red Sea-Gulf of Suez-Cairo-Alexandria Clysmic-Trend in northern Egypt is the main earthquake zone in the country, with a moderate-to-high seismic hazard and a history of significant earthquakes...
The quest for good research ideas
April 2025
The search for new research ideas is a central challenge for many scientists. Over the past four decades, I have formed opinions on methods for discerning promising paths from how my own work has advanced...
Predicting peak ground acceleration using the ConvMixer network
April 2025
The level of ground shaking, as determined by the peak ground acceleration (PGA), can be used to analyze seismic hazard at a certain location and is crucial for constructing earthquake-resistant structures....
A correlation study of selected geomagnetic events recorded by the Egyptian observatories and INTERMAGNET stations
April 2025
Geomagnetic observatory data are crucial for all branches of geophysics because they can contribute to earthquake research by detecting anomalies in the Earth’s magnetic field. Recently, data records...
A few nifty tips for conducting scientific research
April 2025
Scientific research is a journey into an uncharted territory. Researchers need to have the big picture for navigation and at the same time be detail-oriented, as details make a difference. Here I offer...
Assessing the data quality and seismic monitoring capabilities of the Belt and Road GNSS network
February 2025
The Belt and Road global navigation satellite system (B&R GNSS) network is the first large-scale deployment of Chinese GNSS equipment in a seismic system. Prior to this, there have been few systematic...
Monitoring seismic velocity changes in the Dongtan Coal Mine using ambient noise correlation
February 2025
This study analyzed ambient seismic noise using the MSNoise package to monitor temporal changes in the underground seismic wave velocity in Mining Area 6 of the Dongtan Coal Mine in China. The data...
An illustrated guide to: Distributed and integrated fibre-optic sensing in seismology
February 2025
The properties of laser signals are affected by deformation of the optical fibre through which they are transmitted. While this deformation dependence is undesirable in telecommunication, it can be...
Machine learning-based aftershock seismicity of the 2015 Gorkha earthquake controlled by flat-ramp geometry and a tear fault
February 2025
The Main Himalayan Thrust (MHT), where the 2015 MW7.8 Gorkha earthquake occurred, features the most seismicity of any structure in Nepal. The structural complexity of the MHT makes it difficult to obtain...