Results 21 to 30 of about 1,761,189 (245)

Anomaly crust fields from MAGSAT satellite measurements:their processing and interpretation

open access: yesAnnals of Geophysics, 2004
The space distribution of the magnetic anomaly field for the Pacific Ocean is obtained from data of the satellite MAGSAT. A number of long-wavelength magnetic anomalies of the region are identified. A spectrum analysis of a number of profiles of the
A. K. Frunze   +2 more
doaj   +1 more source

Combining CHAMP and Swarm Satellite Data to Invert the Lithospheric Magnetic Field in the Tibetan Plateau

open access: yesSensors, 2017
CHAMP and Swarm satellite magnetic data are combined to establish the lithospheric magnetic field over the Tibetan Plateau at satellite altitude by using zonal revised spherical cap harmonic analysis (R-SCHA).
Yaodong Qiu   +5 more
doaj   +1 more source

Research on a matching detection method for magnetic anomaly of underwater targets

open access: yesAIP Advances, 2023
In the field of aviation anti-submarine warfare, magnetic detection systems often result in a large number of false alarms due to the inability to effectively distinguish between a local geomagnetic anomaly in the background field and a target magnetic ...
Yifei Liu   +3 more
doaj   +1 more source

Distribution of the Crustal Magnetic Field in Sichuan-Yunnan Region, Southwest China

open access: yesThe Scientific World Journal, 2014
Based on the new and higher degree geomagnetic model NGDC-720-V3, we have investigated the spatial distribution, the altitude decay characteristics of the crustal magnetic anomaly, the contributions from different wavelength bands to the anomaly, and the
Chunhua Bai, Guofa Kang, Guoming Gao
doaj   +1 more source

Magneto-vortical effect in strongly coupled plasma

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
Based on a holographic model incorporating both the chiral anomaly and the gravitational anomaly, we study the effect of magneto-vortical coupling on the transport properties of a strongly coupled plasma. The focus of present work is on the generation of
Yanyan Bu, Shu Lin
doaj   +1 more source

ANALYSIS OF THE MAGNETIC STORMS CATALOG FOR MONITORING RADIO SOURCE FLUXE DATA WITH THE URAN-4 RADIO TELESCOPE IN THE ODESA MAGNETIC ANOMALY ZONE [PDF]

open access: yesRadio Physics and Radio Astronomy, 2020
Purpose: Compilation of a digital catalog of magnetic storms in the Odesa magnetic anomaly zone in order to find the reasons for possible changes in the radiation fluxes of cosmic radio sources, according to observations at the URAN-4 radio telescope.
L. I. Sobitnyak   +6 more
doaj   +1 more source

Research on magnetic anomaly signal extraction of underground pipelines based on improved wavelet threshold denoising

open access: yesJournal of Measurement Science and Instrumentation, 2023
The collection of magnetic anomaly signal underground pipelines is disturbed by environmental noise. The wavelet threshold method is used as the basic denoising model of the magnetic anomaly signal of underground pipelines, and a composite normalization ...
JIANG Pengbo   +4 more
doaj  

Near-Bottom Magnetic Anomaly Features and Detachment Fault Morphology in Tianxiu Vent Field, Carlsberg Ridge, Northwest Indian Ocean

open access: yesJournal of Marine Science and Engineering, 2023
As a product of hydrothermal mineralization at spreading centers, seafloor massive sulfides (SMS) have become a research hotspot in the field of prospecting and exploring deep-sea mineral resources owing to their enrichment of various strategic metals ...
Shuang Du   +5 more
doaj   +1 more source

Optimization of magnetic anomaly detection with single-axis sensor for pig locating in low latitude areas

open access: yesPetroleum, 2019
When a pig mounted with permanent magnets gets stuck in the pipeline, it can be located by detecting the magnetic anomalies on the ground using a single-axis magnetic sensor.
Wei Xu   +4 more
doaj   +1 more source

The study of the magnetic anomaly variation A and its relationship with iron ores

open access: yesJournal of Asian Earth Sciences: X
Accurately and rapidly determining the relationship between induced magnetization (Mi) and remanent magnetization (Mr) of magnetic anomaly sources remains a critical challenge in magnetic exploration.
Zhengguo Fan   +7 more
doaj   +1 more source

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