This invention relates to an anode active material comprising at least one iron oxide selected from the group consisting of amorphous iron oxides, ferrihydrite, and lepidocrocite. The invention also relates to a lithium ion secondary battery anode material...

An object of the present invention is to provide a catalyst for producing hydrogen, which catalyst has higher performance than conventional catalysts since, for example, it exhibits a certain high level of activity in an aqueous formic acid solution at hig...

In performing the determination of quality of fuel such as diesel fuel, reliability and accuracy of determination of quality is enhanced. A value of ignition delay and a value of a flame spread rate are measured with respect to fuel which is an object to b...