Results 81 to 90 of about 221,586 (220)

Interferometry of ionospheric E-region irregularities based on Kunming VHF radars

open access: yesFrontiers in Astronomy and Space Sciences
There is a long history of using VHF radar systems to detect ionospheric irregularities based on the theory of coherent scattering. According to previous work, there is a high occurrence of field-aligned irregularities (FAIs) in the ionospheric E-region ...
Bo Chen   +13 more
doaj   +1 more source

Measuring Coseismic Deformation With Spaceborne Synthetic Aperture Radar: A Review

open access: yesFrontiers in Earth Science, 2019
In the past 25 years, space-borne Synthetic Aperture Radar imagery has become an increasingly available data source for the study of crustal deformation associated with moderate to large earthquakes (M > 4.0).
John Peter Merryman Boncori
doaj   +1 more source

Motivation and possibilities of affordable low-frequency radio interferometry in space [PDF]

open access: green, 2003
P. Janhunen   +3 more
openalex   +1 more source

Envelope peak detection algorithm based on the CEEMDAN in white light interferometry

open access: gold, 2023
Yinrui Li   +4 more
openalex   +1 more source

Comparison of Molecular Iodine Spectral Properties at 514.7 and 532 nm Wavelengths

open access: yesMeasurement Science Review, 2014
We present results of investigation and comparison of spectral properties of molecular iodine transitions in the spectral region of 514.7 nm that are suitable for laser frequency stabilization and metrology of length.
Hrabina J.   +7 more
doaj   +1 more source

Satellite Radar Interferometry on corner reflectors in the area of mining region in Poland

open access: gold, 2021
Natalia Wielgocka   +3 more
openalex   +1 more source

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