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Koichi Mizutani

Researcher at University of Tsukuba

Publications -  325
Citations -  2185

Koichi Mizutani is an academic researcher from University of Tsukuba. The author has contributed to research in topics: Ultrasonic sensor & Transducer. The author has an hindex of 20, co-authored 303 publications receiving 1922 citations. Previous affiliations of Koichi Mizutani include Canon Inc..

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Electrical impedance analysis of potato tissues during drying

TL;DR: In this article, electrical impedance spectroscopy (EIS) was used to explore the changes in the cell physiological status of potato tissues during hot air drying at 50-80°C.
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Impact of blanching and freeze-thaw pretreatment on drying rate of carrot roots in relation to changes in cell membrane function and cell wall structure

TL;DR: In this paper, the effect of blanching and freeze-thaw pretreatment on the drying rate of carrots and the relationship between drying rate and state of cell membranes, cell wall and pectin methylesterase (PME) activity in the pretreated tissues were investigated.
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Underwater Acoustic Communication With an Orthogonal Signal Division Multiplexing Scheme in Doubly Spread Channels

TL;DR: This paper experimentally compared the performance of OSDM and existing communication schemes - single-carrier with decision feedback equalizer (DFE) and orthogonal frequency-division multiplexing (OFDM)-in a test tank and found that OSDM with a multichannel receiver is attractive in terms of communication quality.
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Measurement of Temperature Distribution Using Acoustic Reflector Array

TL;DR: In this article, an ultrasonic measurement of temperature distribution is presented, where a measurement area is partitioned into a 1×3 grid and sound velocities in each partitioned grid square are obtained by arranging the speakers, microphones and three reflectors appropriately.
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Effect of air-dehydration pretreatment before freezing on the electrical impedance characteristics and texture of carrots

TL;DR: In this article, the effect of air-drying on the dehydrofreezing of carrots and to determine how cell membrane damage affects the texture of sample tissues was investigated to evaluate the impedance characteristics, rehydration ratio and texture of dried-rehydrated carrots and rehydrated carrot after de-freezing-thawing.