21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海
application/pdf Regionalization of the North American Continent, the Arctic Ocean Basin and their surroundings with regard to the group velocity dispersion character of Rayleigh waves (period 20-40 seconds) were made by means of ""crossing-path technique."" In the North American...
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東京大学地震研究所
1968
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ftunivtokyo:oai:repository.dl.itc.u-tokyo.ac.jp:00033431 2023-05-15T14:59:06+02:00 21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 21. Lateral Variation of Rayleigh Wave Dispersion Character : Part 5 North American Continent and Arctic Ocean Santo, Tetsuo 130541 1968-07-25 application/pdf https://repository.dl.itc.u-tokyo.ac.jp/record/33431/files/ji0463001.pdf eng eng 東京大学地震研究所 東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo 3 46 431 456 AN00162258 00408972 https://repository.dl.itc.u-tokyo.ac.jp/record/33431/files/ji0463001.pdf 453 1968 ftunivtokyo 2022-12-23T02:50:18Z application/pdf Regionalization of the North American Continent, the Arctic Ocean Basin and their surroundings with regard to the group velocity dispersion character of Rayleigh waves (period 20-40 seconds) were made by means of ""crossing-path technique."" In the North American Continent, dispersion index in the Canadian shield was found to be as low as 5.5. This result was discussed by comparing with the dispersion data obtained by J. N. Brune etal. It was suggested that Hudson Bay has a thick sediment. In the Arctic Ocean, special dispersion character was not observed along the narrow seismic belt which is considered to be the extension of the Mid-Atlantic Ridge. A dispersion region with extremely high dispersion index of 10 was again confirmed around Novaya Zemlya. The peculiar dispersion character of Rayleigh waves was discovered along the path covering Greenland.|これまでと同じ方法で,北米大陸と北極海をいくつかの分散区に分けてみた.北米大陸では,予想通り,カナダ楯状地が分散指数5.5という,大陸としては大変に小さな値をもつ地区であることが明かになった(第4図).唯,J. Bruneらが,カナダ楯状地を代表する地殻マントルモデルとしてきめたCANSDモデルを見出ナのに用いた分散資料を,こんど得た分散区の分布で検討してみると,分散指数9を示すハドソン湾まで含んだ経路の資料も入っているので,CANSDは,カナグ楯状地だけのモデルとしては適当とは思えない. departmental bulletin paper Other/Unknown Material Arctic Arctic Ocean Greenland Hudson Bay Novaya Zemlya The University of Tokyo: UT Repository Arctic Arctic Ocean Brune ENVELOPE(6.723,6.723,62.526,62.526) Greenland Hudson Hudson Bay Mid-Atlantic Ridge |
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Open Polar |
collection |
The University of Tokyo: UT Repository |
op_collection_id |
ftunivtokyo |
language |
English |
topic |
453 |
spellingShingle |
453 Santo, Tetsuo 130541 21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 |
topic_facet |
453 |
description |
application/pdf Regionalization of the North American Continent, the Arctic Ocean Basin and their surroundings with regard to the group velocity dispersion character of Rayleigh waves (period 20-40 seconds) were made by means of ""crossing-path technique."" In the North American Continent, dispersion index in the Canadian shield was found to be as low as 5.5. This result was discussed by comparing with the dispersion data obtained by J. N. Brune etal. It was suggested that Hudson Bay has a thick sediment. In the Arctic Ocean, special dispersion character was not observed along the narrow seismic belt which is considered to be the extension of the Mid-Atlantic Ridge. A dispersion region with extremely high dispersion index of 10 was again confirmed around Novaya Zemlya. The peculiar dispersion character of Rayleigh waves was discovered along the path covering Greenland.|これまでと同じ方法で,北米大陸と北極海をいくつかの分散区に分けてみた.北米大陸では,予想通り,カナダ楯状地が分散指数5.5という,大陸としては大変に小さな値をもつ地区であることが明かになった(第4図).唯,J. Bruneらが,カナダ楯状地を代表する地殻マントルモデルとしてきめたCANSDモデルを見出ナのに用いた分散資料を,こんど得た分散区の分布で検討してみると,分散指数9を示すハドソン湾まで含んだ経路の資料も入っているので,CANSDは,カナグ楯状地だけのモデルとしては適当とは思えない. departmental bulletin paper |
author |
Santo, Tetsuo 130541 |
author_facet |
Santo, Tetsuo 130541 |
author_sort |
Santo, Tetsuo |
title |
21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 |
title_short |
21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 |
title_full |
21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 |
title_fullStr |
21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 |
title_full_unstemmed |
21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 |
title_sort |
21.レイリー波群速度分散性の地理的分布 : 5: 米大陸と北極海 |
publisher |
東京大学地震研究所 |
publishDate |
1968 |
url |
https://repository.dl.itc.u-tokyo.ac.jp/record/33431/files/ji0463001.pdf |
long_lat |
ENVELOPE(6.723,6.723,62.526,62.526) |
geographic |
Arctic Arctic Ocean Brune Greenland Hudson Hudson Bay Mid-Atlantic Ridge |
geographic_facet |
Arctic Arctic Ocean Brune Greenland Hudson Hudson Bay Mid-Atlantic Ridge |
genre |
Arctic Arctic Ocean Greenland Hudson Bay Novaya Zemlya |
genre_facet |
Arctic Arctic Ocean Greenland Hudson Bay Novaya Zemlya |
op_relation |
東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo 3 46 431 456 AN00162258 00408972 https://repository.dl.itc.u-tokyo.ac.jp/record/33431/files/ji0463001.pdf |
_version_ |
1766331234649112576 |