Results 41 to 50 of about 605,618 (183)
Abstract Recent distributed acoustic sensing (DAS) experiments in ocean areas throughout the world have accumulated records for various wavefields. However, there are few tsunami records because tsunami observation depends on the DAS experimental period and its location.
T. Tonegawa, E. Araki
wiley +1 more source
Arif Khan,1,* Fahad A Alhumaydhi,2 Ameen SS Alwashmi,2 Khaled S Allemailem,2 Mohammed A Alsahli,2 Faris A Alrumaihi,2 Ahmad Almatroudi,2 Mugahid A Mobark,3,4 Ayman Mousa,1,5 Masood A Khan1,* 1Department of Basic Health Sciences, College of Applied ...
Khan A +9 more
doaj
Abstract In this study, we measure seismic velocity variations during two cycles of crustal inflation and deflation in 2020 on the Reykjanes peninsula (SW Iceland) by applying coda wave interferometry to ambient noise recorded by distributed dynamic strain sensing (also called DAS).
Regina Maass +5 more
wiley +1 more source
Prototipo DAS basado en FPGA de 12 canales para monitoreo geodinámico
La directriz del presente proyecto crear un sistema de adquisición y grabación de señales sísmicas que sea compacto, confiable y flexible para adaptarse a las necesidades de trabajar en estaciones de monitoreo volcánico y sísmico.
Wilson Enríquez +2 more
doaj +1 more source
Abstract We have developed a portable active seismic source (PASS) to monitor CO2 storage reservoirs at a depth of approximately 1 km. Despite its small size, stacking the signals generated by the PASS improves the signal‐to‐noise ratio of the seismometer data far from the source.
Takeshi Tsuji +6 more
wiley +1 more source
Posterior fossa gangliocytoma with facial nerve invasion: case report [PDF]
A 5 year-old boy with a cerebellar gangliocytoma with a peripheral right facial paresis and ataxia is presented. His MRI showed a heterogenous, diffuse lesion, isointense on T1 and hyperintense on T2-weigthed sequences, involving the right cerebellar ...
Andrei Koerbel +6 more
doaj +1 more source
Sensing Optical Fibers for Earthquake Source Characterization Using Raw DAS Records
Abstract Distributed Acoustic Sensing (DAS) is becoming a powerful tool for earthquake monitoring, providing continuous strain‐rate records of seismic events along fiber optic cables. However, the use of standard seismological techniques for earthquake source characterization requires the conversion of data in ground motion quantities. In this study we
Claudio Strumia +5 more
wiley +1 more source
Das Generatorgas‐ und das Kohlenelement [PDF]
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Haber, F., Moser, A.
openaire +2 more sources
Da aplicação da regra da proporcionalidade no controle da discricionariedade
Analisa o controle da discricionariedade administrativa, estudado a partir da teoria de Robert Alexy, com o escopo de solucionar os conflitos existentes entre princípios por meio da aplicação da máxima da proporcionalidade. Possibilita a delimitação de critérios de mensuração da discrição administrativa visada pelo agente público, otimizando o ...
openaire +3 more sources
Analisis Kemampuan Resapan Air pada Perubahan Tata Guna Lahan di DAS Melawi Kabupaten Melawi
Sub DAS Melawi mengalami peningkatan banjir setiap tahun akibat penurunan daerah resapan air yang disebabkan oleh perubahan tata guna lahan. Penelitian ini bertujuan untuk mengetahui perubahan tata guna lahan dan kemampuan resapan air di sub DAS Melawi ...
Yuni Arinata Putri Kelana +3 more
doaj +1 more source

