RESEARCH - Toma Research Group Website at Shibaura Institute of Technology

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Research
Fluct-Molecular Sensing
Understanding, measuring, and harnessing molecular dynamics across space and time.
Molecules continually move, interact, and respond to their surroundings. Their distributions and fluctuations across space and time hold clues to how molecular systems behave and function. Our laboratory develops ways to reveal these processes, interpret them as information, and put them to use, with a particular focus on phenomena at solid–liquid, liquid–liquid, and gas–liquid interfaces.

Our research rests on four interconnected pillars: molecular and interfacial dynamics, molecular sensing and imaging, molecular information analysis and communication, and functional molecular devices. Together, these pillars connect fundamental understanding with the development of measurement technologies, approaches to processing and transmitting molecular information, and devices that translate molecular responses into useful functions.

Through this framework, we pursue fundamental questions in molecular and interfacial science alongside applications in healthcare and the environment.
UNDERSTAND
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Molecular and interfacial dynamics
We investigate how molecules move, interact, and respond to their surroundings, particularly at interfaces. Our goal is to understand how molecular interactions and local environments give rise to fluctuations and collective behavior across space and time. These fundamental studies provide a foundation for new measurement methods and molecular functions.
MEASURE
測る

Molecular sensing and imaging
We develop sensing and imaging methods to reveal where molecules are, how much is present, and how their distributions change over time. Combining optical and electronic approaches with interface design, we aim to capture molecular processes that are difficult to observe through conventional measurements. Our interests span fundamental measurement science and applications in healthcare and the environment.
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Molecular information analysis and communication
We explore how molecular responses can be translated into meaningful information. By analyzing patterns in measured signals, we seek to identify molecular species, distinguish their contributions, and understand changes in their surroundings. We also investigate the potential of molecular processes to represent and transmit information, extending our interests from sensing to molecular communication.
ACT
働かせる

Functional molecular devices
We develop devices that use molecular information and responses to perform useful functions. Our interests include controlled substance release and the integration of sensing with actuation. Through these studies, we aim to connect molecular processes with device operation, including applications in drug delivery and healthcare.
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