Laboratory of Inorganic Chemistry
Professor: Seiji Yamazoe
Associate Professor: Yasuji Oura
Assosiate Professor: Hideyuki Kawasoko
Assistant Professor: Soichi Kikkawa
 Keywords related to the research activities performed in the Laboratory of Cosmochemistry are "the solar system, including the earth", "elements and isotopic compositions" and "nuclear chemistry and radiochemistry".  The solar system is composed of numerous planetary materials including the earth, which all formed 4.56 billion years ago. Small objects like meteorites stopped their evolution at the earliest stage of the solar system history while the earth has been experiencing various changes until the present day. In our laboratory, research areas encompass those from the environmental and material evolution at the initial stage of the solar system to the present-day change occurring in the earth.  Thus, our research goal is to elucidate the cosmochemical, geochemical and environmental processes from the birth of the solar system up to the present day of the earth from the viewpoint of element and isotopic compositions.  In order to elucidate these processes, both knowledge and approaches of nuclear chemistry and radiochemistry are essential, so we are also concurrently conducting researches in these areas.  The latest research themes are as follows:

 1. Cosmochemical research on extra-terrestrial materials obtained by space missions
 2. Research on the chemical composition of meteorites
 3. Research on core-mantle interaction for the earth and Mars
 4. Research on the circulation of substances based on the elemental and isotopic abundances of trace elements 
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