{"id":2288,"date":"2023-10-10T16:40:17","date_gmt":"2023-10-10T07:40:17","guid":{"rendered":"https:\/\/www.elst.okayama-u.ac.jp\/en\/?page_id=2288"},"modified":"2025-06-05T13:30:37","modified_gmt":"2025-06-05T04:30:37","slug":"areas01_planet","status":"publish","type":"page","link":"https:\/\/www.elst.okayama-u.ac.jp\/en\/education\/mc-chikyu\/areas01_planet\/","title":{"rendered":"Planetary Materials Analytical Chemistry"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-69 aligncenter\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/theme.jpg\" alt=\"\" width=\"502\" height=\"177\"><\/p>\n<p><span style=\"font-size: 12pt\">We are exploring the pathway of material evolution over 13.8 billion years from the birth of the universe to the present through comprehensive materials science with analytical chemistry. Through the analysis of meteorites and extraterrestrial materials by sample returns, in addition to terrestrial volcanic and metamorphic rocks, we are exploring to understand the origin, evolution, and dynamics of materials in space and time, in an attempt to understand the roots of humankind. The exploration of the origin of life using methods that integrate inorganic and organic chemistry will continue to grow in the future.<\/span><\/p>\n<ul>\n<li><a href=\"http:\/\/pml.misasa.okayama-u.ac.jp\/home.php\">Pheasant Memorial Laboratory<\/a><\/li>\n<\/ul>\n<table class=\"el_table_responsive\" style=\"width: 100%\">\n<tbody>\n<tr>\n<th style=\"width: 20%\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/MIKISHIMA Akio.png\" width=\"320\" height=\"408\"><\/th>\n<td style=\"width: 80%\">\n<ul>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Prof. MAKISHIMA Akio<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">E-mail\uff1amax<span style=\"color: #0000ff\"> [at]<\/span> misasa.okayama-u.ac.jp<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">silicate planets, origin of elements origin of life and life-forming materials, energy storage <\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 12pt\"><a class=\"el_linkBtn\" href=\"https:\/\/soran.cc.okayama-u.ac.jp\/html\/c6e53a006166dbb274506e4da22f6611_en.html\">Directory of Researchers<\/a>&nbsp;<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The origin of the silicate planets and planetesimals, the origin of elements, the origin of the life-forming materials and life, the new energy storage<\/p>\n<p>&nbsp;<\/p>\n<hr>\n<table class=\"el_table_responsive\" style=\"width: 100%\">\n<tbody>\n<tr>\n<th style=\"width: 20%\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/KOBAYASHI Katsura.png\" width=\"320\" height=\"408\"><\/th>\n<td style=\"width: 80%\">\n<ul>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Prof. KOBAYASHI Katsura<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">E-mail\uff1akatsura <span style=\"color: #0000ff\">[at] <\/span>pheasant.misasa.okayama-u.ac.jp<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">geochemistry\/petrology\/materials science<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 12pt\"><a class=\"el_linkBtn\" href=\"https:\/\/soran.cc.okayama-u.ac.jp\/html\/c6e53a006166dbb274506e4da22f6611_en.html\">Directory of Researchers<\/a>&nbsp;<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>We conduct research on the co-evolution of inorganic and organic materials using integrated analytical chemistry methods. We are actively promoting interdisciplinary efforts from the viewpoint of Earth and planetary material science, especially in interdisciplinary research with different research fields.<\/p>\n<p>&nbsp;<\/p>\n<hr>\n<table class=\"el_table_responsive\" style=\"width: 100%\">\n<tbody>\n<tr>\n<th style=\"width: 20%\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/TANAKA Ryoji.jpeg\" width=\"320\" height=\"408\"><\/th>\n<td style=\"width: 80%\">\n<ul>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Prof. TANAKA Ryoji<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">E-mail\uff1aryoji <span style=\"color: #0000ff\">[at]<\/span> misasa.okayama-u.ac.jp<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Geochemistry\/Cosmochemistry\/Isotope geochemistry\/Petrology\/Astrobiology<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 12pt\"><a class=\"el_linkBtn\" href=\"https:\/\/soran.cc.okayama-u.ac.jp\/html\/06f77901edfc2ab074506e4da22f6611_en.html\">Directory of Researchers<\/a> \u3000<a class=\"el_linkBtn\" href=\"https:\/\/sites.google.com\/view\/ryojitanaka\/\">Homepage<\/a><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Geochemical and cosmochemical research on the formation of the early solar system, evolution of terrestrial planets, and evolution of prebiotic materials related to the origin of life.<\/p>\n<ul>\n<li>\n<h1 class=\"news\"><a href=\"https:\/\/www.okayama-u.ac.jp\/eng\/research_highlights\/index_id161.html\"><span style=\"font-size: 12pt\">What happened before, during and after solar system formation? A recent study of the Asteroid Ryugu holds the answers!<\/span><\/a><\/h1>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<table class=\"el_table_responsive\" style=\"width: 100%\">\n<tbody>\n<tr>\n<th style=\"width: 20%\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/KUNIHIRO Tak.jpeg\" width=\"320\" height=\"408\"><\/th>\n<td style=\"width: 80%\">\n<ul>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Assoc. Prof. KUNIHIRO Tak<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">E-mail\uff1atkk <span style=\"color: #0000ff\">[at]<\/span> misasa.okayama-u.ac.jp<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">asteroid \/ the solar nebula<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 12pt\"><a class=\"el_linkBtn\" href=\"https:\/\/soran.cc.okayama-u.ac.jp\/html\/d55d66083827107274506e4da22f6611_en.html\">Directory of Researchers<\/a>&nbsp;<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a href=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/img_KUNIHIRO.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright \" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/img_KUNIHIRO.jpg\" width=\"199\" height=\"149\"><\/a>Evolution of asteroidal material on the early solar system<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<table class=\"el_table_responsive\" style=\"width: 100%\">\n<tbody>\n<tr>\n<th style=\"width: 20%\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/CHRISTIAN POTISZIL.jpg\" width=\"320\" height=\"408\"><\/th>\n<td style=\"width: 80%\">\n<ul>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Assoc. Prof. POTISZIL CHRISTIAN<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">E-mail\uff1a<span id=\"content_ousdb1_lp$002fitem$005b1$005d$002fsys_mail\">cpotiszil <span style=\"color: #0000ff\">[at]<\/span> <\/span>okayama-u.ac.jp&nbsp;<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Prebiotic Chemistry, Origin of Life, Organic Matter, Asteroids, Meteorites<br \/>\n<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 12pt\"><a class=\"el_linkBtn\" href=\"https:\/\/soran.cc.okayama-u.ac.jp\/html\/4b5b62ffde2a3e0674506e4da22f6611_en.html\">Directory of Researchers<\/a>&nbsp;<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"width: 237px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/UHPLC-OTMS 1_CHRISTIAN POTISZIL.jpg\" alt=\"\" width=\"227\" height=\"151\"><p class=\"wp-caption-text\">An ultrahigh performance liquid chromatography Orbitrap mass spectrometer, which I use to detect and quantify the building blocks of life in extraterrestrial materials.<\/p><\/div>\n<p>My research area focuses on prebiotic organic chemistry. This field aims to understand how the essential molecules for the origin of life formed and were distributed throughout our Solar System and Universe. As part of my research, I investigated the amino acids present in the Hayabusa2 return samples from the asteroid Ryugu. I found that there were many amino acids essential to life on Earth and that extraterrestrial material like Ryugu could be their source at the origin of life on Earth.<\/p>\n<p>&nbsp;<\/p>\n<table class=\"el_table_responsive\" style=\"width: 100%\">\n<tbody>\n<tr>\n<th style=\"width: 20%\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/KITAGAWA Hiroshi.JPG\" width=\"320\" height=\"408\"><\/th>\n<td style=\"width: 80%\">\n<ul>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">Asst. Prof. KITAGAWA Hiroshi<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">E-mail\uff1akitaga-h<span style=\"color: #0000ff\"> [at]<\/span> cc.okayama-u.ac.jp<\/span><\/li>\n<li style=\"list-style-type: none;font-size: 12px;margin-left: -20px\"><span style=\"font-size: 12pt\">petrology\/geochemistry\/geochronology\/analytical chemistry<br \/>\n<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-size: 12pt\"><a class=\"el_linkBtn\" href=\"https:\/\/soran.cc.okayama-u.ac.jp\/html\/40e6fb5f3f1c679f74506e4da22f6611_en.html\">Directory of Researchers<\/a>&nbsp;<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a href=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/img_KITAGAWA.JPG\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright\" src=\"https:\/\/www.elst.okayama-u.ac.jp\/up_load_files\/areas\/areas01_planet\/img_KITAGAWA.JPG\" alt=\"\" width=\"208\" height=\"277\"><\/a><\/p>\n<p>Volcanic and tectonic evolutions in Western Pacific margins (Chugoku district in SW Japan, East China, and Vietnam) have been investigated based on geochronology and element\/isotope geochemistry.<\/p>\n<p>&nbsp;<\/p>\n<div class=\"mceTemp\">&nbsp;<\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<hr>\n","protected":false},"excerpt":{"rendered":"<p>We are exploring the pathway of material evolution over 13.8 billion years from the birth of the universe to t [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":150,"menu_order":142,"comment_status":"closed","ping_status":"closed","template":"template-layout_single.php","meta":{"footnotes":""},"class_list":["post-2288","page","type-page","status-publish","hentry"],"aioseo_notices":[],"publishpress_future_action":{"enabled":false,"date":"2026-05-17 06:29:17","action":"change-status","newStatus":"draft","terms":[],"taxonomy":"","extraData":[]},"publishpress_future_workflow_manual_trigger":{"enabledWorkflows":[]},"_links":{"self":[{"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/pages\/2288","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/comments?post=2288"}],"version-history":[{"count":10,"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/pages\/2288\/revisions"}],"predecessor-version":[{"id":3113,"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/pages\/2288\/revisions\/3113"}],"up":[{"embeddable":true,"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/pages\/150"}],"wp:attachment":[{"href":"https:\/\/www.elst.okayama-u.ac.jp\/en\/wp-json\/wp\/v2\/media?parent=2288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}