• Title/Summary/Keyword: Advanced development

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Advanced crystal growth for the development of new optical materials

  • Fukuda, Tasuguo;Shimamura, Kiyoshi
    • 한국결정성장학회:학술대회논문집
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    • 한국결정성장학회 1996년도 The 9th KACG Technical Annual Meeting and the 3rd Korea-Japan EMGS (Electronic Materials Growth Symposium)
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    • pp.38-74
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    • 1996
  • Recently, the development of new crystal materials for optical applications has become a focus of considerable interest because of the progress of optoelectronic technologies. We have carried out investigations focussing on the development of new optical and electrical materials, by systematic investigations of advanced crystal growth techniques. Here, research and progress in development of new materials and crystal growth techniques is reviewed.

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강자성 표적 탐지를 위한 드론 기반 자기 이상 탐지 (Drone based Magnetic Anomaly Detection to detect Ferromagnetic Target)

  • 임신혁;김동규;윤지훈;김보나;방은석;심규민;이상경;오종식
    • 한국군사과학기술학회지
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    • 제26권4호
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    • pp.335-343
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    • 2023
  • Drone based Magnetic Anomaly Detection measure a magnetic anomaly signal from the ferromagnetic target on the ground. We conduct a magnetic anomaly detection with 9 ferromagnetic targets on the ground. By removing the magnetic field measured in the absence of ferromagnetic targets from the experimental value, the magnetic anomaly signal is clearly measured at an altitude of 100 m. We analyze the signal characteristics by the ferromagnetic target through simulation using COMSOL multiphysics. The simulation results are within the GPS error range of the experimental results.