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Deep structure of the Vostok Basin, East Antarctica as deduced from seismological observations. / Isanina, E. V.; Krupnova, N. A.; Popov, S. V.; Masolov, V. N.; Lukin, V. V.

In: Geotectonics, Vol. 43, No. 3, 06.07.2009, p. 221-225.

Research output: Contribution to journal › Article › peer-review

Harvard

Isanina, EV, Krupnova, NA, Popov, SV, Masolov, VN & Lukin, VV 2009, 'Deep structure of the Vostok Basin, East Antarctica as deduced from seismological observations', Geotectonics, vol. 43, no. 3, pp. 221-225. https://doi.org/10.1134/S0016852109030042

APA

Isanina, E. V., Krupnova, N. A., Popov, S. V., Masolov, V. N., & Lukin, V. V. (2009). Deep structure of the Vostok Basin, East Antarctica as deduced from seismological observations. Geotectonics, 43(3), 221-225. https://doi.org/10.1134/S0016852109030042

Vancouver

Isanina EV, Krupnova NA, Popov SV, Masolov VN, Lukin VV. Deep structure of the Vostok Basin, East Antarctica as deduced from seismological observations. Geotectonics. 2009 Jul 6;43(3):221-225. https://doi.org/10.1134/S0016852109030042

Author

Isanina, E. V. ; Krupnova, N. A. ; Popov, S. V. ; Masolov, V. N. ; Lukin, V. V. / Deep structure of the Vostok Basin, East Antarctica as deduced from seismological observations. In: Geotectonics. 2009 ; Vol. 43, No. 3. pp. 221-225.

BibTeX

@article{6760cac613d84a8eb66229d146ed9005,
title = "Deep structure of the Vostok Basin, East Antarctica as deduced from seismological observations",
abstract = "Seismological observations using the earthquake converted-wave method were carried out from December 7, 2002 to January 23, 2003 (season 48 of the Russian Antarctic Expedition) in the southern part of Vostok Subglacial Lake for the purpose of studying the structure of the Earth's crust. Three observation points were placed. One of them was located at the Vostok Station and the other two were located at distances of 8.7 and 12.02 km to the east and to the west of the station, respectively. The performed investigation showed that the thickness of the Earth's crust in the studied area is 34-36 km. The crust is subdivided into three blocks of different ranks. The low-velocity block is situated immediately beneath the Vostok Basin. Seven interfaces of mode conversion were detected. The results obtained allow us to suggest an increase in heat flow in the Vostok Basin and to the east of this basin. The seismic layering of the ice cover is correlated with the results of radioecho sounding and the structure of the glacier documented in cores of 5G-1 Borehole. The interfaces within the glacier near the Vostok Station are located at depths of 700 ± 100 m, 1600 ± 100 m, and 2200 ± 100 m.",
author = "Isanina, {E. V.} and Krupnova, {N. A.} and Popov, {S. V.} and Masolov, {V. N.} and Lukin, {V. V.}",
year = "2009",
month = jul,
day = "6",
doi = "10.1134/S0016852109030042",
language = "English",
volume = "43",
pages = "221--225",
journal = "Geotectonics",
issn = "0016-8521",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "3",

}

RIS

TY - JOUR

T1 - Deep structure of the Vostok Basin, East Antarctica as deduced from seismological observations

AU - Isanina, E. V.

AU - Krupnova, N. A.

AU - Popov, S. V.

AU - Masolov, V. N.

AU - Lukin, V. V.

PY - 2009/7/6

Y1 - 2009/7/6

N2 - Seismological observations using the earthquake converted-wave method were carried out from December 7, 2002 to January 23, 2003 (season 48 of the Russian Antarctic Expedition) in the southern part of Vostok Subglacial Lake for the purpose of studying the structure of the Earth's crust. Three observation points were placed. One of them was located at the Vostok Station and the other two were located at distances of 8.7 and 12.02 km to the east and to the west of the station, respectively. The performed investigation showed that the thickness of the Earth's crust in the studied area is 34-36 km. The crust is subdivided into three blocks of different ranks. The low-velocity block is situated immediately beneath the Vostok Basin. Seven interfaces of mode conversion were detected. The results obtained allow us to suggest an increase in heat flow in the Vostok Basin and to the east of this basin. The seismic layering of the ice cover is correlated with the results of radioecho sounding and the structure of the glacier documented in cores of 5G-1 Borehole. The interfaces within the glacier near the Vostok Station are located at depths of 700 ± 100 m, 1600 ± 100 m, and 2200 ± 100 m.

AB - Seismological observations using the earthquake converted-wave method were carried out from December 7, 2002 to January 23, 2003 (season 48 of the Russian Antarctic Expedition) in the southern part of Vostok Subglacial Lake for the purpose of studying the structure of the Earth's crust. Three observation points were placed. One of them was located at the Vostok Station and the other two were located at distances of 8.7 and 12.02 km to the east and to the west of the station, respectively. The performed investigation showed that the thickness of the Earth's crust in the studied area is 34-36 km. The crust is subdivided into three blocks of different ranks. The low-velocity block is situated immediately beneath the Vostok Basin. Seven interfaces of mode conversion were detected. The results obtained allow us to suggest an increase in heat flow in the Vostok Basin and to the east of this basin. The seismic layering of the ice cover is correlated with the results of radioecho sounding and the structure of the glacier documented in cores of 5G-1 Borehole. The interfaces within the glacier near the Vostok Station are located at depths of 700 ± 100 m, 1600 ± 100 m, and 2200 ± 100 m.

UR - http://www.scopus.com/inward/record.url?scp=67649482464&partnerID=8YFLogxK

U2 - 10.1134/S0016852109030042

DO - 10.1134/S0016852109030042

M3 - Article

AN - SCOPUS:67649482464

VL - 43

SP - 221

EP - 225

JO - Geotectonics

JF - Geotectonics

SN - 0016-8521

IS - 3

ER -

ID: 36670746