Results 1 to 10 of about 3,587,319 (350)

On the propagation of waves in the atmosphere [PDF]

open access: yesProceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2021
The leading-order equations governing the unsteady dynamics of large-scale atmospheric motions are derived, via a systematic asymptotic approach based on the thin-shell approximation applied to the ellipsoidal model of the Earth’s geoid.
Adrian Constantin, Robin S. Johnson
openaire   +4 more sources

Lidar for atmospheric transparency monitoring [PDF]

open access: yesEPJ Web of Conferences, 2021
The transparency of the atmosphere affects the quality of astronomical observations and optical communications, but above all, it directly controls the fluxes of radiation, which is of particular interest for the study of weather and climate changes. The
Shevtsov Boris   +3 more
doaj   +1 more source

Simultaneous lithospheric-atmospheric signals of acoustic emission at “Karymshina” site in Kamchatka [PDF]

open access: yesEPJ Web of Conferences, 2021
We present the results of complex lithospheric-atmospheric investigations of acoustic emission in a seismically active region (Kamchatka peninsula).
Larionov Igor   +2 more
doaj   +1 more source

АНАЛИЗ ГЕОМАГНИТНЫХ ДАННЫХ И КОСМИЧЕСКИХ ЛУЧЕЙ В ПЕРИОДЫ ПОВЫШЕННОЙ СОЛНЕЧНОЙ АКТИВНОСТИ [PDF]

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2016
We performed analysis of the cosmic rays variations and studied features of geomagnetic field variations during periods of increased solar activity. The paper applies a new methods of modeling and analysis of the data developed by the authors based on ...
O.V. Mandrikova   +3 more
doaj   +1 more source

Application of Semi-Airborne Frequency Domain Electromagnetic Data Based on Improved Ant-Colony-Optimized Wavelet Threshold Denoising Method

open access: yesIEEE Access, 2022
The semi-airborne frequency domain electromagnetic detection method is a popular electromagnetic detection method in which the transmission system is excited on the ground and the reception system coil is in the air to measure the vertical magnetic field
Jigen Xia   +5 more
doaj   +1 more source

Principles of Creation of Local Network for Lightning Discharge Observations on Active Volcanoes of Kamchatka Peninsula [PDF]

open access: yesE3S Web of Conferences, 2019
To investigate the thunderstorm activity according to electromagnetic radiation recorded data, it is necessary to create a local network which will be located near the Klyuchevskaya Sopka, Shiveluch and Tolbachik volcanoes.
Malkin Evgeniy   +6 more
doaj   +1 more source

Study on the layered dusty plasma structures in the summer polar mesopause [PDF]

open access: yesAnnales Geophysicae, 2010
Traditional hydrodynamic equations are adopted to build a one-dimensional theoretical model to study the effect of gravity wave on layered dusty plasma structures formation and evolution near the polar summer mesospause region associated with polar ...
Hui Li   +4 more
doaj   +1 more source

Winter thunderstorms in Kamchatka [PDF]

open access: yesE3S Web of Conferences, 2019
Winter thunderstorms in Kamchatka are rare meteorological phenomena. To investigate the nature of this phenomenon, time variations of quasistatic electric field and meteorological quantities at «Paratunka» observatory, IKIR FEB RAS (φ = 52:97° N; λ = 158:
Smirnov Sergey   +3 more
doaj   +1 more source

Wave Propagation in Lipid Monolayers [PDF]

open access: yesBiophysical Journal, 2009
Sound waves are excited on lipid monolayers using a set of planar electrodes aligned in parallel with the excitable medium. By measuring the frequency dependent change in the lateral pressure we are able to extract the sound velocity for the entire monolayer phase diagram.
Griesbauer, Josef   +2 more
openaire   +4 more sources

The Qujing incoherent scatter radar: system description and preliminary measurements

open access: yesEarth, Planets and Space, 2018
The Qujing incoherent scatter radar (QJISR), the first one in China with the geographic location (25.6°N, 103.8°E), was brought into operation since the spring of 2014.
ZongHua Ding   +4 more
doaj   +1 more source

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