Search Results - "HASHIGUCHI, H"
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Evaluation of EAR Spaced Antenna Performance Using Multiple Receiving Antennas Orientations
Published in Radio science (01-06-2020)“…Equatorial Atmosphere Radar (EAR) is a very high frequency (VHF) Doppler radar with an active phased array antenna system operating at 47 MHz. It had…”
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Development of Software‐Defined Multichannel Receiver for EAR
Published in Radio science (01-07-2019)“…The Equatorial Atmosphere Radar (EAR) is a very high frequency Doppler radar operated with an active phased‐array antenna system at 47 MHz. It is located at…”
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Regional variability of raindrop size distribution over Indonesia
Published in Annales geophysicae (1988) (15-11-2013)“…Regional variability of raindrop size distribution (DSD) along the Equator was investigated through a network of Parsivel disdrometers in Indonesia. The…”
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Energetics of persistent turbulent layers underneath mid-level clouds estimated from concurrent radar and radiosonde data
Published in Journal of atmospheric and solar-terrestrial physics (01-10-2014)“…Two Japanese-French field campaigns devoted to studying small-scale turbulence and instabilities in the lower atmosphere were conducted in September 2011 and…”
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Improving the depth resolution of STEM-ADF sectioning by 3D deconvolution
Published in Microscopy (24-03-2021)“…Abstract Although the possibility of locating single atom in three dimensions using the scanning transmission electron microscope (STEM) has been discussed…”
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Strain measurement of a channel between Si/Ge stressors in a tri-gate field effect transistor utilizing moiré fringes in scanning transmission microscope images
Published in Applied physics letters (29-04-2019)“…We measure the strain of a channel between Si/Ge stressors in a tri-gate p-channel metal–oxide semiconductor device, known as a fin field-effect transistor…”
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Development of Middle and Upper Atmosphere Radar Real‐Time Processing System With Adaptive Clutter Rejection
Published in Radio science (01-01-2018)“…Atmospheric radars have the ability to continuously observe the height profiles of wind velocity vectors, across a wide height range, with high temporal…”
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On the effect of moisture on the detection of tropospheric turbulence from in situ measurements
Published in Atmospheric measurement techniques (14-03-2013)“…The present paper addresses the detection of turbulence based on the Thorpe (1977) method applied to an atmosphere where saturation of water vapor occurs. The…”
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Midlevel Cloud‐Base Turbulence: Radar Observations and Models
Published in Journal of geophysical research. Atmospheres (27-03-2019)“…Midlevel Cloud‐base Turbulence (MCT) caused by ice/snow precipitation from midlevel clouds falling into dry air below the cloud base and sublimating is…”
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Observational evidence of coupling between quasi-periodic echoes and medium scale traveling ionospheric disturbances
Published in Annales geophysicae (1988) (06-11-2007)“…We have found that quasi-periodic (QP) echoes in the E region were well defined when medium scale traveling ionospheric disturbances (MSTIDs) in the F region…”
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Imaging observations of nighttime mid-latitude F-region field-aligned irregularities by an MU radar ultra-multi-channel system
Published in Annales geophysicae (1988) (05-08-2008)“…Mid-latitude F-region field-aligned irregularities (FAIs) were studied by using the middle-and-upper atmosphere (MU) radar ultra-multi-channel system with the…”
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Journal Article Conference Proceeding -
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Simultaneous observations of tropospheric turbulence from radiosondes using Thorpe analysis and the VHF MU radar
Published in Radio science (01-11-2014)“…This paper deals with the detection and quantification of refractivity turbulence in the troposphere from radiosonde and very high frequency (VHF) band radar…”
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Regional Variability of Raindrop Size Distributions in Indonesia as Inferred from Principal Component Analysis
Published in 2019 PhotonIcs & Electromagnetics Research Symposium - Spring (PIERS-Spring) (01-06-2019)“…Distribution of precipitation in Indonesia is very unique due to a complex interaction between local factors such as complex shape, geography, and orientation…”
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Conference Proceeding -
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Diurnal Variation of Rain Attenuation Obtained From Measurement of Raindrop Size Distribution in Equatorial Indonesia
Published in IEEE transactions on antennas and propagation (01-04-2009)“…The measured rain rate, raindrop size distribution (DSD), and the ITU-R model over the frequency range from 1-100 GHz have been used to elucidate the…”
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Observation of three-dimensional structures of quasi-periodic echoes associated with mid-latitude sporadic-E layers by MU radar ultra-multi-channel system
Published in Geophysical research letters (01-07-2006)“…Quasi‐periodic (QP) backscatter observed by VHF radars associated with the mid‐latitude Sporadic‐E (Es) layers is characterized by distinct striations on…”
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Characteristics of Rain Attenuation for Microwave-to-terahertz Waveband from Raindrop Size Distribution Observation in Indonesia
Published in 2019 PhotonIcs & Electromagnetics Research Symposium - Spring (PIERS-Spring) (01-06-2019)“…Characteristics of rain attenuation for microwave-to-terahertz waveband have been investigated using raindrop size distribution (DSD) data collected by…”
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Conference Proceeding -
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Characteristics of gravity waves generated in a convective and a non-convective environment revealed from hourly radiosonde observation under CPEA-II campaign
Published in Annales geophysicae (1988) (16-12-2011)“…Analyses of hourly radiosonde data of temperature, wind, and relative humidity during four days (two with convection and two with no convection) as a part of…”
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Diurnal variations of upper tropospheric and lower stratospheric winds over Japan as revealed with middle and upper atmosphere radar (34.85°N, 136.10°E) and five reanalysis data sets
Published in Journal of Geophysical Research: Atmospheres (27-12-2010)“…Diurnal variations in the troposphere are a source of the diurnal tides which are the prevalent dynamical phenomenon in the mesosphere and lower thermosphere…”
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One-Minute Rain Rate Distribution in Indonesia Derived from TRMM, GPM and GSMAP Data
Published in 2018 Progress in Electromagnetics Research Symposium (PIERS-Toyama) (01-08-2018)“…Accurate estimation of 1-min rainfall rate is important for modeling specific rain attenuation. This research examined the use of Tropical Rainfall Measuring…”
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Conference Proceeding