An evaporating colloidal particle–laden droplet leaves behind a ring-like residue after drying. We routinely observe this ubiquitous phenomenon for dried coffee drops; thus, it is known as the "coffee ...

In joint research with the University of Tokyo (UTokyo), the National Institute of Advanced Industrial Science and Technology ...

We developed a novel approach that integrates in vivo dual isotope labeling of precursor metabolites with MSI (DLEMMA-MS-Imaging) for identification of spatially localized metabolite and metabolic ...