| PI | Affiliation | Proposal |
|---|---|---|
| Ashley J King | Natural History Museum | Unlocking Ryugu’s Past: Primary Mineralogy, Aqueous Alteration, and Relationship to Chondrite Groups |
| Benjamin Paul Weiss | Massachusetts Institute of Technology | Magnetic Investigation of an Asteroid from Submillimeter to Kilometer Scales |
| Cornelia Meinert | CNRS - Universite Cote d'Azur | Exploring the origin of life's homochirality: Enantiomeric Excess Analysis of Sugars and Amino Acids from Ryugu |
| Guillaume Avice | Universite Paris Cite IPGP CNRS | Noble gas measurements of Hayabusa 2 gas samples to correct for atmospheric contamination and develop new curation techniques for volatile-rich samples collected during space missions |
| Hajime Yano | JAXA/ISAS | Microstructural Analyses to Search for Evidence of Alteration Diversity within Precursor Materials of the Carbonaceous Asteroid Ryugu |
| Jabrane Labidi | Institut de Physique du Globe de Paris | The sulfur isotope composition of Ryugu: establishing CI chondrites as a volatile contributor to Earth |
| Jemma Davidson | Arizona State University | Constraining formation and alteration conditions of Ryugu via chrome-spinel |
| Joseph L Kirschvink | California Institute of Technology (Caltech, USA); Kochi Marine Core Center (Kochi University, Japan) | A Continued Search for Dirac’s Magnetic Monopoles in Returned Samples from the Asteroid Ryugu |
| Kunihiko Nishiizumi | Space Sciences Laboratory, University of California, Berkeley | Study of exposure history of Ryugu surface-3 |
| Mehmet Yesiltas | Kirklareli University | Nanoscale Characterization of Ryugu Organic Matter and Variations in the Parent Body Processes. |
| Noriyuki Kawasaki | Hokkaido University | Al-Mg systematics of high-temperature minerals in Ryugu |
| Takahito Osawa | Japan Atomic Energy Agency | Accurate bulk elemental concentrations of Ryugu samples using prompt γ-ray analysis |
| Tatsuhiko Kawamoto | Shizuoka University | Search for unknown crack-filling carbonaceous materials in bruennerite and comparison with carbonaceous matrix |
| Toru Matsumoto | Kyoto University | Detailed investigation of highly sodium-rich fragments in Ryugu samples. |
| Toshiki Koga | Japan Agency for Marine-Earth Science and Technology | Further Investigation of Nucleobases in Ryugu samples |
| Yoshio Takahashi | The University of Tokyo | Highly sensitive and least damaging speciation analysis for nitrogen, iron, carbon and other elements in Ryugu by scanning X-ray fluorescence microscopy (SFXM) |
| Zelia Dionnet | Institut d'Astrophysique Spatiale, Universite Paris saclay, France | Exploring secondary processes on Ryugu through 3D structuration and mineralogy |
| PI | Affiliation | Proposal |
|---|---|---|
| Adrian John Brearley | University of New Mexico | Micro and nanostructural mineralogic, isotopic, and spectroscopic studies of Ryugu samples |
| Akira Tsuchiyama | Ritsumeikan University | A systematic study of magnetite crystal morphologies in Ryugu samples: investigation of aqueous alteration in Ryugu parent body |
| Ann N Nguyen | NASA JSC | Presolar and early solar system materials preserved in Ryugu samples |
| Bradley T De Gregorio | U.S. Naval Research Laboratory | Organic Functional Chemistry Variations of Ryugu Carbonaceous Grains and Diffuse Matter |
| Cateline Lantz | Institut d'Astrophysique Spatiale | Exploring space weathering on Ryugu through ion irradiation |
| Christian Vollmer | University of Muenster | The nano-scale functional chemistry of Ryugu organic matter investigated by low-dose high-resolution electron energy loss spectroscopy |
| Daisuke Nakashima | Tohoku University | Chondrules and CAIs in the Ryugu samples: constraints on the radial outward transport process in the solar nebula |
| Ernesto Palomba | INAF | PRAWNS - Primitive Asteroid Weathering: New Studies |
| Frank E. Brenker | Goethe University Frankfurt | Magnetite-Apatite Veins |
| George D Cody | Earth and Planets Laboratory | 1H Solid State NMR of Ryugu Powder Samples: Attaining a refined molecular understanding of Insoluble Organic Matter from a C-Type Asteroid |
| George James Flynn | State Univ New York-Plattsburgh | Microscale Phosphorus and Sulfur Mineralogy to Explore Fluid Chemistry During Aqueous Alteration of Ryugu |
| Gerardo Dominguez | California State University San Marcos | Nanoscale Coordinated Studies of Ryugu Samples |
| Haolan Tang | University of Science and Technology of China | K isotopic anomalies constrain the MVE source of Ryugu |
| Henner Busemann | ETH Zurich | Trapped and cosmogenic noble gases in various samples brought back by JAXA from Ryugu |
| Hideko Nomura | National Astronomical Observatory of Japan | Molecular and isotopic links in organic matter from protoplanetary disks to Ryugu samples |
| Hope A. Ishii | University of Hawaii at Manoa | Exploration of GEMS-like material and space weathering features in Ryugu grains |
| Hugues Leroux | Univ Lille, France | FIB sections requests for further advanced microscopy analyses (Vibrational-EELS, 4D-STEM and STXM) |
| James Greenwood | Wesleyan University | Isotopic studies of phosphate minerals in Ryugu |
| Jamie Gilmour | The University of Manchester | Halogen and I-Xe analyses of Ryugu material |
| Jennika Greer | University of Glasgow | Nanoscale investigation of space weathered Ryugu grains using atom probe tomography |
| Jerome Gattacceca | CEREGE, CNRS | The magnetic record of Ryugu's samples |
| Johanna Marin Carbonne | University of Lausanne | Constraining Fluid alteration on Ryugu from the Analyses of Volatiles and their Isotopes |
| John Bridges | University of Leicester | Electron Microscopy and Nanodiffraction Studies of Phyllosilicate in Ryugu and CI Chondrites |
| Junya Matsuno | Ritsumeikan University | Porosity measurement of Ryugu particles and direct observation of pores in phyllosilicates |
| Kazuhiko Ninomiya | Osaka University | Verification of differences in the chemical composition of samples from chambers A and C by muon non-destructive analysis. |
| Keita Yamada | Tokyo Tech | Analyses of Low-Molecular-Weight Organic Compounds in Asteroid Ryugu |
| Kunihiko Nishiizumi | Space Sciences Laboratory, University of California, Berkeley | Study of exposure history of Ryugu surface-2 |
| Masaaki Miyahara | Hiroshima University | Terrestrial weathering process at an early stage of Ryugu grains |
| Michael E Zolensky | NASA JSC | Measurement of the composition of aqueous fluids for Ryugu's parent asteroid |
| Rhonda Stroud | Arizona State University | Transmission Electron Microscopy of Presolar SiC and Mineral-Organic Relationships |
| Richard John Walker | University of Maryland | Acquisition of Ryugu Aggregate Samples for Siderophile Element Analysis Including Os and Mo Isotopic Compositions |
| Sujoy Mukhopadhyay | University of Davis California | Combined noble gas, major volatiles and chromium isotopic analyses to constrain the history of Ryugu |
| Takaaki Noguchi | Kyoto University | A combined study of fine-grained space-weathered Ryugu grains. |
| Tetsuya Yokoyama | Tokyo Institute of Technology | Origin of Cr isotopic variability in Ryugu samples |
| Thorsten Kleine | MPI for Solar System Research | Mo, Ge, and Te isotopic investigation of Ryugu |
| Tomoki Nakamura | Tohoku University | Early history of Ryugu's parent asteroid inferred from mineralogical and isotope signatures |
| Toru Nakahashi | Hiroshima University | The estimation of shock metamorphism in Ryugu grains based on the shock experiments of CI chondrite |
| Yoshiaki Sugimoto | University of Tokyo | Submolecular imaging of individual organic molecules in Ryugu samples using atomic force microscopy |
| PI | Affiliation | Proposal |
|---|---|---|
| Alessandro Maturilli | DLR | Bridging the gap - linking remote sensing, in-situ and laboratory spectroscopy |
| Bernard Marty | CNRS/Univer site de Lorraine | Exploring the heterogeneity of noble gas and nitrogen in Ryugu samples |
| Cyrena Anne Goodrich | LPI, USRA-Houston | Ryugu and the Diversity of CI-like Materials in the Early Solar System |
| Danielle Ziva Shulaker | Lawrence Livermore National Laboratory | Snapshots of our origins: The pre-solar to post-planetary formation epoch of the Solar System |
| Elena Dobrica | University of Hawaii | Coordinated micro- and nano-analyses of phyllosilicate matrices and carbonates in Ryugu samples using FIB-TEM and SIMS techniques |
| Emmanuel Dartois | Institut des Sciences Moleculaires d'ORSAY | Submicron combined Analysis of Ryugu samples. Comparison with micrometeorites. |
| Francois-Regis Orthous-Daunay | University Grenoble Alpes | Search for multiple sources of organic molecular complexity |
| Frank E. Brenker | Goethe University Frankfurt | In depth REE and trace element study of Ca-rich phases by means of synchrotron XRF |
| Frank Wombacher | Universitat zu Koln/Germany | Elemental composition by ICP-MS: Ryugu sample heterogeneity and direct comparison to CI chondrites |
| Hajime Yano | JAXA/ISAS | Evaluation of Material Modification and Collection Biases for Micrometeorite Samples in the Terrestrial Environment with Indigenous Asteroidal Samples |
| Hassan Sabbah | IRAP, Universite de Toulouse, CNRS | The origin and evolution of large carbonaceous molecules in our solar system |
| Hiroharu Yui | Tokyo University of Science | Lower frequency & fluorescence-reduced Raman scattering imaging of sulfides, phyllosilicates, carbonates, and carbons on Ryugu surfaces for their chemical states analyses |
| Hitesh G Changela | JIPC, Czech Academy of Sciences | Investigating the Evolution of Macromolecular Organic Material from Asteroid 162173 Ryugu |
| Imene Kerraouch | Institut fur Planetologie, University of Munster/ NASA JSC | Research on C1-related material: Ryugu samples in comparison to C1 extraterrestrial lithologies. |
| Jerome Aleon | IMPMC, MNHN, CNRS | Ryugu's insights on the origin of water in planetary materials |
| Jerome Gattacceca | CEREGE, CNRS | A wide magnetic survey of Ryugu samples |
| Jose Carlos Aponte | NASA, Goddard Space Flight Center | Characterization of cyanide in Ryugu: A deadly precursor of life on Earth |
| Joseph L Kirschvink | Caltech, USA/ Kochi University, Japan | A search for magnetic monopoles using the unique opportunities provided by the returned samples from asteroid Ryugu |
| Kentaro Terada | Osaka University | In-situ analysis of U-Th-Pb systematics of Ryugu apatite: Chronological search for traces of subsequent alteration |
| Ko Hashizume | Ibaraki University | Volatile evolution in primitive asteroid Ryugu deciphered from in-grain multi-volatile distribution studies including nitrogen isotope |
| Kunihiko Nishiizumi | SSL, University of California, Berkeley | Study of exposure history of Ryugu surface |
| Larry R Nittler | Carnegie Institution of Washington | NanoSIMS isotopic characterization of presolar and organic materials in Ryugu |
| Lydie BONAL | IPAG (Grenoble, France) | Investigation of the N-bearing materials in Hayabusa2 samples |
| Maitrayee Bose | Arizona State University | Characterization of Organosulfurs to Constrain the Thermal and Chemical History of Ryugu |
| Marco Ferrari | Institute for Space Astrophysics and Planetology | Investigating the ammonium-bearing phase in Ryugu samples and tracing the evolution process of C-type asteroids |
| Mehmet Yesiltas | Kirklareli University | Nanoscale Characterization of Organic Matter and Mineral Species in Hayabusa2 Samples |
| Michelle Thompson | Purdue University | Understanding Space Weathering of Samples from Asteroid Ryugu |
| Nicholas Erik Timms | Curtin University | Where does mineralogical and isotopic heterogeneity of Ryugu samples meet monotonic solar chemistry? |
| Queenie Chan | Royal Holloway University of London | Water and organics of Ryugu |
| Rosario Brunetto | IAS, CNRS, Universite Paris-Saclay | Evolution processes of Ryugu, from aqueous alteration to space weathering |
| Scott Alan Sandford | NASA Ames Research Center | Infrared Spectral Mapping Study of Organics in Ryugu Samples |
| Seiji Sugita | University of Tokyo | Microscopic optical spectrophotometric mapping of Ryugu samples and comparison with composition distribution and space weathering experiments |
| Takaaki Noguchi | Kyoto University | A combined study of space weathering of the asteroid Ryugu |
| Takahito Osawa | Japan Atomic Energy Agency | Precise determination of elemental composition for asteroid Ryugu using prompt gamma-ray analysis |
| Takashi Mikouchi | University of Tokyo | Mineralogy of Ryugu samples: Tracking progressive alteration processes |
| Tom Zega | University of Arizona | Constraining the Origins of Ryugu Sulfides Through Micro to Atomic-Scale Analysis of Hayabusa2 Particles |
| Toru Matsumoto | Kyoto University | Investigation of the space weathering features of asteroid Ryugu and its parent body |
| Trevor R Ireland | University of Queensland | A volatile history of Ryugu |
| Wataru Fujiya | Ibaraki University | Thermal history and internal structure of the Ryugu parent body constrained from petrological observation, isotope compositions, ages, and theoretical modelling |
| Yoshio Takahashi | University of Tokyo | Speciation of nitrogen, iron, and carbon by X-ray spectroscopy to reveal the origin and evolution of asteroid Ryugu |