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 E-Mail IMAGE: (a) Illustration of the structure of a nanodiamond quantum sensor coated with a pyrogenic polymer, and how it operates as a hybrid nanoheater/thermometer. (b) Electron microscope image of hybrid sensors.. view more  Credit: Osaka University Osaka, Japan - A team of scientists from Osaka University, The University of Queensland, and the National University of Singapore s Faculty of Engineering used tiny nanodiamonds coated with a heat-releasing polymer to probe the thermal properties of cells. When irradiated with light from a laser, the sensors acted both as heaters and thermometers, allowing the thermal conductivity of the interior of a cell to be calculated. This work may lead to a new set of heat-based treatments for killing bacteria or cancer cells.

National university of singaporeSingapore generalTaras plakhotnikMadoka suzukiOsaka universityNational university of singapore faculty engineeringUniversity of queenslandNational university corporationMinistry of educationNational universityScience advancesInnovative universitiesNature index innovationDesignated national university corporationSmart nationChemistry physics materials sciences