Junya Suehiro
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View article: Dielectrophoresis Low and High Crossover Frequencies of Cancerous Exosomes
Dielectrophoresis Low and High Crossover Frequencies of Cancerous Exosomes Open
Exosomes, which constitute a subclass of extracellular vesicles found in various body fluids, play a crucial role in intercellular communication. Exosomes consist of matter derived from their host, such as nucleic acids, proteins, and memb…
View article: Simple and rapid detection of DNase I for diagnosing myocardial infarction using a microbead dielectrophoresis-based DNA detection approach
Simple and rapid detection of DNase I for diagnosing myocardial infarction using a microbead dielectrophoresis-based DNA detection approach Open
Rapid diagnosis of acute myocardial infarction (AMI) is crucial for initiating timely medical treatment in the early stages following symptom onset, thereby improving patient outcomes. This study introduces a novel method for the swift det…
View article: A Novel IoT-Based Controlled Islanding Strategy for Enhanced Power System Stability and Resilience
A Novel IoT-Based Controlled Islanding Strategy for Enhanced Power System Stability and Resilience Open
Intentional controlled islanding (ICI) is a crucial strategy to avert power system collapse and blackouts caused by severe disturbances. This paper introduces an innovative IoT-based ICI strategy that identifies the optimal location for sy…
View article: Effect of electrically aligned polycrystalline diamond flakes on the through-plane thermal conductivity of heat conduction sheets
Effect of electrically aligned polycrystalline diamond flakes on the through-plane thermal conductivity of heat conduction sheets Open
Heat conduction sheets, which are composed of a thermally conductive filler and a base elastomer matrix, are important for dissipating heat from devices to a heat sink. Alignment of the heat-conducting two-dimensional filler particles enha…
View article: Effect of the gravitational force on electrical alignment of diamond filler particles in polydimethylsiloxane-based heat-conduction sheets
Effect of the gravitational force on electrical alignment of diamond filler particles in polydimethylsiloxane-based heat-conduction sheets Open
Heat-conduction sheets, a type of thermal interface material consisting of an elastomer matrix and thermally conducting fillers, require high thermal conductivity. Diamond particles with high thermal conductivity are a candidate for the fi…
View article: Selective visual detection of multiplex PCR amplicon using magnetic microbeads
Selective visual detection of multiplex PCR amplicon using magnetic microbeads Open
Nucleic acid amplification tests (NATs), such as genetic tests using polymerase chain reaction (PCR), are sensitive methods for detecting pathogens and food contamination. The rapid, easy, and inexpensive detection of amplicons, DNA, or RN…
View article: NO2 gas response and recovery properties of ambipolar CNT-FETs with various CNT/CNT junctions
NO2 gas response and recovery properties of ambipolar CNT-FETs with various CNT/CNT junctions Open
Gas sensors based on ambipolar carbon nanotube (CNT) field-effect transistors with various amounts of CNTs were fabricated by dielectrophoretic assembly. The nitrogen dioxide (NO2) gas response and recovery properties of the transistors we…
View article: Quantitative evaluation of dielectrophoretic separation efficiency of cancer exosomes based on fluorescence imaging
Quantitative evaluation of dielectrophoretic separation efficiency of cancer exosomes based on fluorescence imaging Open
Liquid biopsies for cancer diagnosis using exosomes have been studied. Separating cancer cell-derived exosomes from a sample mixture is crucial, especially when they do not dominate the sample at an early stage of cancer. A method based on…
View article: Ion-Sensitive Stainless Steel Vessel for All-Solid- State pH Sensing System Incorporating pH-Insensitive Diamond Solution Gate Field-Effect Transistors
Ion-Sensitive Stainless Steel Vessel for All-Solid- State pH Sensing System Incorporating pH-Insensitive Diamond Solution Gate Field-Effect Transistors Open
An all-solid-state pH sensing system utilizing a stainless steel vessel (SUS304) and a pH-insensitive diamond solution-gate field-effect transistor (SGFET) is presented here to explain the interaction between stainless steel vessel and fie…
View article: Comparison between modulations of contact and channel potential in nitrogen dioxide gas response of ambipolar carbon nanotube field-effect transistors
Comparison between modulations of contact and channel potential in nitrogen dioxide gas response of ambipolar carbon nanotube field-effect transistors Open
Carbon nanotubes (CNTs) are promising materials for gas sensing because of their large specific area and high sensitivity to charge differentiation. In CNT-based field-effect transistors (FETs) for gas sensing, both CNT potential modulatio…
View article: Fault Ride-Through Techniques for Permanent Magnet Synchronous Generator Wind Turbines (PMSG-WTGs): A Systematic Literature Review
Fault Ride-Through Techniques for Permanent Magnet Synchronous Generator Wind Turbines (PMSG-WTGs): A Systematic Literature Review Open
Global warming and rising energy demands have increased renewable energy (RE) usage globally. Wind energy has become the most technologically advanced renewable energy source. Wind turbines (WTs) must ride through faults to ensure power sy…
View article: A Fault Ride-Through Technique for PMSG wind turbines using Superconducting Magnetic Energy Storage (SMES) under Grid voltage sag conditions.
A Fault Ride-Through Technique for PMSG wind turbines using Superconducting Magnetic Energy Storage (SMES) under Grid voltage sag conditions. Open
Wind power penetration is growing, posing considerable technological challenges for developing electrical grid systems. Gearless permanent magnet synchronous generator (PMSG) wind energy conversion systems (WECS) are becoming more popular.…
View article: Characterization of Extra-Cellular Vesicle Dielectrophoresis and Estimation of Its Electric Properties
Characterization of Extra-Cellular Vesicle Dielectrophoresis and Estimation of Its Electric Properties Open
Dielectrophoresis (DEP) refers to a type of electrical motion of dielectric particles. Because DEP is caused by particle polarization, it has been utilized to characterize particles. This study investigated the DEP of three types of exosom…
View article: Response properties of nitrogen dioxide gas sensors with tin oxide decorated carbon nanotube channel fabricated by two-step dielectrophoretic assembly
Response properties of nitrogen dioxide gas sensors with tin oxide decorated carbon nanotube channel fabricated by two-step dielectrophoretic assembly Open
Gas sensors with carbon nanotubes (CNTs) and tin dioxide (SnO2) nanoparticles for nitrogen dioxide (NO2) detection are fabricated using a two-step dielectrophoretic (DEP) assembly method, and the NO2 gas detection properties are investigat…
View article: Applications of dielectrophoresis in life science
Applications of dielectrophoresis in life science Open
本論文は，誘電泳動とそのライフサイエンス分野での応用についての概要を述べる．誘電泳動は，不平等電界中に置かれた誘電体物質の分極によって生じる現象で，微小空間での誘電体粒子などの操作に用いられている．細胞やDNAなどを含む多くの生体関連物質は誘電体であり，誘電泳動によって操作が可能である．誘電泳動の概要を述べると共に，生体関連物質の操作に用いる際の注意点と，電気泳動との違いについて説明した．誘電泳動のライフサイエンス分野への応用の例として，私達が取り組んでいる簡便・迅速な細菌…
View article: DNA-induced changes in traveling wave dielectrophoresis velocity of microparticles
DNA-induced changes in traveling wave dielectrophoresis velocity of microparticles Open
Electrokinetic motion of dielectric microparticles is used in various applications, as the dielectrophoresis (DEP) of the microparticles depends on their polarization in an electric field. This polarization, given by the Clausius–Mossotti …
View article: Simple microfluidic device for detecting the negative dielectrophoresis of DNA labeled microbeads
Simple microfluidic device for detecting the negative dielectrophoresis of DNA labeled microbeads Open
We propose a new microfluidic device that can be used to determine the change in the negative dielectrophoresis (n-DEP) of dielectric microbeads when a small amount of DNA is attached to them. We previously proposed a DNA detection method …
View article: Comparison of Sensitivity and Quantitation between Microbead Dielectrophoresis-Based DNA Detection and Real-Time PCR
Comparison of Sensitivity and Quantitation between Microbead Dielectrophoresis-Based DNA Detection and Real-Time PCR Open
In this study, we describe a microbead-based method using dielectrophoresis (DEP) for the fast detection of DNA amplified by polymerase chain reaction (PCR). This electrical method measures the change in impedance caused by DEP-trapped mic…
View article: Bacterial detection based on polymerase chain reaction and microbead dielectrophoresis characteristics
Bacterial detection based on polymerase chain reaction and microbead dielectrophoresis characteristics Open
In this study, an electrical DNA detection method was applied to bacterial detection. DNA was extracted from bacteria and amplified by polymerase chain reaction. The microbeads were labelled with amplicons, altering their surface conductan…