114,159 research outputs found

    Data for "Ground deformation with DInSAR on a global scale: opportunities and challenges". Preliminary retrievals of deformation rates based on 2017-2022 Sentinel-1 data computed with the MSBASX system.

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    Supplementary information for the manuscript "Ground deformation with DInSAR on a global scale: opportunities and challenges" submitted to the International Journal of Applied Earth Observation and Geoinformation special issue Recent Advances in SAR/InSAR Techniques for Geohazard MonitoringPreliminary retrievals of deformation rates during 2017-2022 computed from Sentinel-1 data with the MSBASX systemPart I: Ascending, CanadaPart II: Descending, CanadaPart III: Ascending, ChinaPart IV: Descending, ChinaPart V: Ascending, RussiaPart VI: Descending, RussiaPart VII: Glaciers (from speckle offsets), CanadaPart VIII: Glaciers (from speckle offsets), RussiaFor additional information contact Sergey Samsonov at [email protected] or [email protected]

    Samsonov, V.

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    Preliminary retrievals of deformation rates based on 2017-2022 Sentinel-1 data computed with the MSBASX system.

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    Preliminary retrievals of deformation rates during 2017-2022 computed from Sentinel-1 data with the MSBASX system.Part I: Ascending, CanadaPart II: Descending, CanadaPart III: Ascending, ChinaPart IV: Descending, ChinaPart V: Ascending, RussiaPart VI: Descending, RussiaPart VII: Glaciers (from speckle offsets), CanadaPart VIII: Glaciers (from speckle offsets), RussiaFor additional information contact Sergey Samsonov at [email protected] or [email protected] DATASET IS ARCHIVED AT DANS/EASY, BUT NOT ACCESSIBLE HERE. TO VIEW A LIST OF FILES AND ACCESS THE FILES IN THIS DATASET CLICK ON THE DOI-LINK ABOV

    Microwave pulse compression using a helically corrugated waveguide

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    There has been a drive in recent years to produce ultrahigh power short microwave pulses for a range of applications. These high-power pulses can be produced by microwave pulse compression. Sweep-frequency based microwave pulse compression using smooth bore hollow waveguides is one technique of passive pulse compression, however, at very high powers, this method has some limitation due to its operation close to cutoff. A special helical corrugation of a circular waveguide ensures an eigenwave with strongly frequency dependent group velocity far from cutoff, which makes the helically corrugated waveguide attractive for use as a passive pulse compressor for very high-power amplifiers and oscillators. The results of proof-of-principle experiments and calculations of the wave dispersion using a particle in cell particle-in-cell (PIC) code are presented. In the experiments, a 70-ns 1-kW pulse from a conventional traveling-wave tube (TWT) was compressed in a 2-m-long helical waveguide. The compressed pulse had a peak power of 10.9 kW and duration of 3 ns. In order to find the optimum pulse compression ratio, the waveguide's dispersion characteristics must be well known. The dispersion of the helix was calculated using the PIC code Magic and verified using an experimental technique. Future work detailing plans to produce short ultrahigh power gigawatt (GW) pulses will be discussed

    Data for "Ground deformation with DInSAR on a global scale: opportunities and challenges". Preliminary retrievals of deformation rates based on 2017-2022 Sentinel-1 data computed with the MSBASX system.

    No full text
    Supplementary information for the manuscript "Ground deformation with DInSAR on a global scale: opportunities and challenges" submitted to the International Journal of Applied Earth Observation and Geoinformation special issue Recent Advances in SAR/InSAR Techniques for Geohazard MonitoringPreliminary retrievals of deformation rates during 2017-2022 computed from Sentinel-1 data with the MSBASX systemPart I: Ascending, CanadaPart II: Descending, CanadaPart III: Ascending, ChinaPart IV: Descending, ChinaPart V: Ascending, RussiaPart VI: Descending, RussiaPart VII: Glaciers (from speckle offsets), CanadaPart VIII: Glaciers (from speckle offsets), RussiaFor additional information contact Sergey Samsonov at [email protected] or [email protected] DATASET IS ARCHIVED AT DANS/EASY, BUT NOT ACCESSIBLE HERE. TO VIEW A LIST OF FILES AND ACCESS THE FILES IN THIS DATASET CLICK ON THE DOI-LINK ABOV

    Samsonov G. V. and Lazarenko B. R. are the founders of the novel science trend “Electrode materialscience for electroerosion treatment”

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    Представлена история развития материаловедения в области создания электродных материалов разных классов для электроэрозионной обработки металлов. На основе анализа научных трудов Г. В. Самсонова и Б. Р. Лазаренко обосновано новое научное направление — электродное материаловедение для электроэрозионной обработки.Подано історія розвитку матеріалознавства в галузі створення електродних матеріалів різних класів для електроерозійної обробки металів. На основі аналізу наукових праць Г. В. Самсонова та Б. Р. Лазаренка обґрунтовано новий науковий напрямок — “Електродне матеріалознавство для електроерозійної обробки”.The history of the materialscience progress in the field of development of different electrode materials presented. Analysis of G. V. Samsonov’s and B. R. Lazarenko’s scientific works demonstrates that Samsonov G. V. and Lazarenko B. R. are the founders of the novel the science trend “Electrode material science for electroerosion treatmen

    Samsonov G. V. and Lazarenko B. R. are the founders of the novel science trend “Electrode materialscience for electroerosion treatment”

    No full text
    Представлена история развития материаловедения в области создания электродных материалов разных классов для электроэрозионной обработки металлов. На основе анализа научных трудов Г. В. Самсонова и Б. Р. Лазаренко обосновано новое научное направление — электродное материаловедение для электроэрозионной обработки.Подано історія розвитку матеріалознавства в галузі створення електродних матеріалів різних класів для електроерозійної обробки металів. На основі аналізу наукових праць Г. В. Самсонова та Б. Р. Лазаренка обґрунтовано новий науковий напрямок — “Електродне матеріалознавство для електроерозійної обробки”.The history of the materialscience progress in the field of development of different electrode materials presented. Analysis of G. V. Samsonov’s and B. R. Lazarenko’s scientific works demonstrates that Samsonov G. V. and Lazarenko B. R. are the founders of the novel the science trend “Electrode material science for electroerosion treatmen

    author-bios-SRD-19-0063.R1 – Supplemental material for The Network Structure of Police Misconduct

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    Supplemental material, author-bios-SRD-19-0063.R1 for The Network Structure of Police Misconduct by George Wood, Daria Roithmayr and Andrew V. Papachristos in Socius</p

    Samsonov G. V. and Lazarenko B. R. are the founders of the novel science trend “Electrode materialscience for electroerosion treatment”

    No full text
    Представлена история развития материаловедения в области создания электродных материалов разных классов для электроэрозионной обработки металлов. На основе анализа научных трудов Г. В. Самсонова и Б. Р. Лазаренко обосновано новое научное направление — электродное материаловедение для электроэрозионной обработки.Подано історія розвитку матеріалознавства в галузі створення електродних матеріалів різних класів для електроерозійної обробки металів. На основі аналізу наукових праць Г. В. Самсонова та Б. Р. Лазаренка обґрунтовано новий науковий напрямок — “Електродне матеріалознавство для електроерозійної обробки”.The history of the materialscience progress in the field of development of different electrode materials presented. Analysis of G. V. Samsonov’s and B. R. Lazarenko’s scientific works demonstrates that Samsonov G. V. and Lazarenko B. R. are the founders of the novel the science trend “Electrode material science for electroerosion treatmen
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