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Academic Articles & Research Papers
Showing 20 of 12,051 academic articles
Zhejian Zhang, Nan Li, Shude Mao, Hu Zou et al. • Frontiers in Astronomy and Space Sciences
(2026)
IntroductionGalaxy cluster-scale strong gravitational lensing systems are rare yet valuable tools for investigating dark matter and dark energy, as well as providing the opportunity to study the distant universe at flux levels and spatial r...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fspas.2026.1744079
Yaoteng Zhang, Shuaipeng Wang, Yanlong Chen, Shiqing Wei et al. • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
(2025)
To maintain marine ecosystem health, effective algae monitoring is essential. Traditional threshold-based methods and standard machine learning techniques often fall short in accurately and automatically distinguishing algae types. This stu...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/JSTARS.2025.3571988
S. B. Luthcke, T. C. Thomas, T. A. Pennington, T. W. Rebold et al. • Earth and Space Science
(2021)
Abstract ICESat‐2 science requirements are dependent on the accurate real‐time pointing control (i.e., geolocation control) and postprocessed geolocation knowledge of the laser altimeter surface returns. Prelaunch pointing alignment errors ...
DOAJ
Open Access (DOAJ)
DOI: 10.1029/2020EA001494
Ewa Welc, Krzysztof Miśkiewicz • Resources
(2020)
This paper reviews the recent use of the term “geotourism potential” in the scientific literature and proposes a new approach to the concept of geotourism potential. The concept assumes that every geotourism object has the well-developed fe...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/resources9120145
Rui Wu, Hongpu Kang, Fuqiang Gao, Xiangyuan Peng et al. • Geophysical Research Letters
(2026)
Abstract Rock elasticity varies with both humidity and water saturation, yet their combined effects remain poorly understood, although in nature vapor adsorption and liquid infiltration occur simultaneously. Here, we present experimental da...
DOAJ
Open Access (DOAJ)
DOI: 10.1029/2025GL120445
Montahaei Mansoure, Ghanbarifar Saeid • E3S Web of Conferences
(2020)
This paper investigates magnetotelluric (MT) data recorded along a profile in the Sabalan geothermal region, NW of Iran. To find the range of relevant models consistent with the data, this study employed the so-called regularized, tear zone...
DOAJ
Open Access (DOAJ)
DOI: 10.1051/e3sconf/202021102004
Hengzhi Chen, Kun Hu, Patrick Filippi, Wei Xiang et al. • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
(2026)
As an emerging topic, semantic change detection (SCD) in remote sensing aims to both identify the locations of changes before and after events and determine the land cover (LC) classes of changed regions. While deep learning has demonstrate...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/JSTARS.2026.3715175
J. Nash • Annales Geophysicae
Methods of upper wind measurements used in operational meteorology have been reviewed to provide guidance to those developing wind profiler radar systems. The main limitations of the various methods of tracking weather balloons are identifi...
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Open Access (DOAJ)
C. Troise, C. Godano, F. Di Sena, G. De Natale et al. • Annals of Geophysics
(1999)
In this paper, we analyze local earthquakes which occurred at Somma-Vesuvius during two episodes of intense seismic swarms, in 1989 and 1995 respectively. For the selected earthquakes we have computed accurate hypocentral locations, focal m...
DOAJ
Open Access (DOAJ)
DOI: 10.4401/ag-3730
Ladislav BRIMICH, Martin BEDNÁRIK, Jozef BÓDI, Gyula MENTES • Contributions to Geophysics and Geodesy
(2022)
Tidal strain time series recorded at the Vyhne Tidal Station are used to test thirteen different ocean tide loading models. Ten models have been calculated using SPOTL: EOT11a, HAMTIDE11a, OSU.TPXO72atlas, OSU.TPXO72, TPX070, DTU10, CSR4.0,...
DOAJ
Open Access (DOAJ)
DOI: 10.31577/congeo.2022.52.1.3
Yong Ren, Minghui Zhu, Lei Dai, Walter Gonzalez et al. • Geophysical Research Letters
(2026)
Abstract Substorms are often described by a loading‐unloading cycle, where onset follows gradual accumulation of solar wind magnetic flux in the magnetosphere. Yet observations indicate that intense substorms can also be directly driven, th...
DOAJ
Open Access (DOAJ)
DOI: 10.1029/2025GL119629
Samarth Urs M, Nagendra P, B.V. Suresh Kumar • Results in Earth Sciences
(2025)
We present mapping and comparision of the geology of the southern block of the Chitradurga schist belt (CSB). We have used ASTER images and geophysical data to compare the geology. Consequently, present study confirms how remote sensing int...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.rines.2025.100117
Runlian Pang, Jing Yang, Wei Du, Aicheng Zhang et al. • Geophysical Research Letters
(2022)
Abstract High‐pressure minerals in impact ejecta quantify shock conditions and provide clues for provenance analysis. The sampling site of Chang’E‐5 may contain distal ejecta, which is critical for constraining the impact events and interpr...
DOAJ
Open Access (DOAJ)
DOI: 10.1029/2022GL098722
J. Błęcki, J. Błęcki, M. Parrot, R. Wronowski • Annales Geophysicae
(2009)
We report the observation of ELF and VLF signature of sprites recorded on
the low altitude satellite DEMETER during thunderstorm activity. At an
altitude of ~700 km, waves observed on the E-field spectrograms at
mid-to-low latitudes duri...
DOAJ
Open Access (DOAJ)
DOI: 10.5194/angeo-27-2599-2009
Peilin Wang, Bingxin Liu, Ying Li, Peng Chen et al. • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
(2024)
As shipping routes and resource exploration move toward high-latitude oceans, sea ice becomes a major threat to the safety of ship navigation, posing significant challenges to the shipping industry and offshore resource development. Continu...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/JSTARS.2023.3335294
J. Schwarz, J. Schwarz, G. Kirchengast, G. Kirchengast et al. • Atmospheric Measurement Techniques
(2018)
Global Navigation Satellite System (GNSS) radio occultation
(RO) observations are highly accurate, long-term stable data sets and are
globally available as a continuous record from 2001. Essential climate
variables for the thermodynamic ...
DOAJ
Open Access (DOAJ)
DOI: 10.5194/amt-11-2601-2018
Kostyleva Natal'ya, Kostylev Dmitry • Russian Journal of Earth Sciences
(2026)
In April 2024, an engineering seismometric station was installed in a residential building in Severo-Kurilsk (Paramushir Island, Sakhalin Oblast) to obtain information about the vibrations of structures and adjacent ground areas during eart...
DOAJ
Open Access (DOAJ)
DOI: 10.2205/2026es001126
I. P. Escobar, N. C. de Sá, J. J. Dantas, F. J. S. S. Dias • Brazilian Journal of Geophysics
(1996)
A Linha de Calibração Gravimétrica Observatório Nacional - Agulhas Negras foi implantada com o objetivo de monitorar as características dos gravímetros utilizados nos levantamentos da Rede Gravimétrica Fundamental Brasileira. Trata-se de um...
DOAJ
Open Access (DOAJ)
DOI: 10.22564/rbgf.v14i1.1210
A. U. Adebanjo, B. I. O. Dahunsi, J. O. Labiran • Nigerian Journal of Technological Development
(2021)
In this study, locally produced Metakaolin (MK) was used as an admixture in recycled aggregate concrete of grades M 25 and M 30. The content of MK varied from 0-15% at 5% intervals. The physical and mechanical properties (bulk density, spec...
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Open Access (DOAJ)
Baizan Tang, Wenchao Deng, Su Chen, Xiaojun Li et al. • Earthquake Research Advances
(2022)
Based on the the large shaking table test results on irregular section subway station structure in soft soil, an overall time-history numerical simulation is conducted to study the nonlinear dynamic interaction of the soil-irregular undergr...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.eqrea.2022.100168