"D" Theme - 63 Result(s)

 D

Digitizing Democracy in Japan

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特徴・独自性
  • The global pandemic is forcing democracies around the world to hold non-contact elections. Internet voting is considered a viable option, but there is little chance of introducing it in Japan. Similarly, while there is an urgent need to implement online parliament to reduce the risk of infection, only a minority of parliaments are willing to do so. In this study, we will identify the factors that hinder the digitalization of democracy and pursue the possibility of social implementation in Japan.
実用化イメージ

This study can contribute to election commission practices and vendor voting terminal development.

Researchers

Graduate School of Information Sciences

KAWAMURA Kazunori

Discovery of diagnostic markers by metabolomics

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特徴・独自性
  • Losing cholesterol homeostasis with inborn errors of metabolisms or hepatobiliary diseases makes a change to in vivo cholesterol metabolism profile and causes the emergence of increased metabolites as conjugates in blood and urine. We have developed an LC/ESI-MS/MS method using fragment patterns characteristic of conjugation types for group-specific and comprehensive analysis of conjugated cholesterol metabolites. This method can contribute for an efficient discovery of diagnostic marker candidates toward various diseases.
実用化イメージ

After availability verification of candidates as diagnostic markers, it will be required screening tests. We have potential to collaborate with company for development of bioassay systems using antibodies or enzymes.

Researchers

Tohoku University Hospital

Nariyasu Mano

Dry-Contact Ultrasonic Technique

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特徴・独自性
  • A new dry-contact technique for transduction of broadband, high-frequency ultrasound via a solid layer inserted between water and the sample, whereat the pressure of about 0.1 MPa is applied at the layer/sample interface by evacuating air between them, has been developed. Based on the technique, acoustic imaging of an electronic package is realized under the dry environment (Fig. 1). Typically, the polymer films are used as the intermediate layer for water protection of the sample, and by utilizing the acoustic resonance phenomenon among water, film and the sample, higher quality acoustic image of the testing sample than that for the water immersion case can be recorded without getting the sample wet (Fig. 2). Moreover, thin materials, e.g., polymer film (Fig. 3), etc. can be characterized by analyzing the acoustic resonance phenomenon among the three media. We hope to conduct collaborative research with a willing company for a practical application of this technology in industry.
実用化イメージ

Researchers

Graduate School of Engineering Department of Finemechanics

TOHMYOH Hironori