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2篇 您的检索式:作者名="K.Teramoto"
    题名 作者 年代 出处 被引量
1神户和伊豆地震前动物异常行为的脉冲电场显示文摘据报道,神户地震前,在神户—王寺动物园,海狮、河马和鳄鱼有地震动物异常现象。伊豆地区火山爆发和地震前,在伊豆—热川香蕉—短吻鳄公园,观察到鳄鱼嚎叫。对这些动物和一些爬行动物,估计出了逃避反应的临界电场强度。对释放脉冲电荷或电磁波的地震电脉冲刺激的行为反应暂时归因于地震动物异常现象的原因。据电场强度影响程度和居民对地震动物异常行为的陈述可估计出神户地震前的地震场强度,并和居民对地震动物异常现象陈述的次数一同标于地图上。在震中区关于一些主要动物的骚动轶闻完全与电场强度结果一致。为了证实地球物理理论,曾试图用数字存储示波器观测地震前、闪电及放电时的自然电脉冲。当探测到一些电脉冲时,在实验室里同时观察到鳗鱼惊跳及仓鼠打架和梳理等被已知为电场效应引起的动物异常现象。M.Ikeya T.Komatsu Y.Kinoshita K.Teramoto K.Inoue M.Gondou T.Yamamoto 丁学文 1999世界地震译丛1999,,5:0
2Thermal Characteristic Identification of an Alcohol Flame by Measuring its Density Gradient in Shack-Hartmann Optical System显示文摘Understanding the flame structure for different combustion in industries has drawn the increasing attention around the world.Particularly,for increasing the recent interest of using the hydrogen fuelled vehicles in recent world,structural analysis of flame in combustion chamber has attracted the attention of researchers.However,the high flame temperature and strong flame emissions increase the experimental difficulties,especially,in all kinds of intrusive measurement systems for determining the flame structures and flame temperatures.Therefore,a non-intrusive laser interferometer technique based on Shack-Hartmann optical system has been proposed to measure the thermal characteristic of a flame structure.In the present study,a low-stretched diffusion flame of methanol burner has been used.Shack-Hartmann optical system is a type of wave front sensor.It is commonly used in adaptive optical systems.It consists of an array of lenses to focus the image onto a photon sensor (photo-detector) at the focal plane and measures the wave front tilt.The major objective of the present study is to develop a laser interferometer measurement technique for analyzing the flame structure and its temperature propagation by measuring the density gradient of the flame.Optical interferometer technique is a potential candidate for the non-invasive measurement.In the present paper,a novel method for the measurement of density gradient in flame by using Shack-Hartmann optical system is proposed.A collimated laser beam that has been passed through the flame is tilted due to the density gradient inside the flame.A CCD camera (CCD photo sensor) has been used to observe the wave front tilts at the focal plane.Md.T.I.Khan K.Teramoto 2011Journal of Thermal Science2011,20,1:0
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