Archive for May 31st, 2025

Thermo-temporal constraints on CM parent body via spectroscopic study of insoluble organic matter

31/05/2025 12:10 · by karmaka · in aqueous alteration, carbonaceous chondrite, CI, CM, Hayabusa-2 / 162173 Ryugu, Mukundpura, organic matter, thermal metamorphism, witnessed fall

S. Natrajan, K.K. Marhas, V.J. Rajesh, A. Mitra Chemical GeologyAvailable online 25 May 2025, 122880 LINK “Highlights “A comprehensive study was conducted using Fourier Transform Infra-Red spectroscopy and Raman spectroscopy on chemically isolated insoluble organic…

Physical simulation method for meteoroid atmospheric entry with multiple-peaked light curves

31/05/2025 11:50 · by karmaka · in meteor/meteoroid/bolide, Ribbeck, witnessed fall

Ziwen Li, Zhenye Li, Xiangyuan Zeng, Jifeng Liu, Hu Zou Advances in Space ResearchAvailable online 29 May 2025 LINK “Highlights “Meter-sized meteoroids typically exhibit asymmetric light curves with multiple peaks due to fragmentation and heterogeneous…

Germanium isotope fractionation during evaporation from metal and sulfide melts: Implications for volatile element loss from planetary materialsOPEN ACCESS

31/05/2025 11:35 · by karmaka · in IAB, IIE, iron, planets/planetesimals, ungrouped

Elias Wölfer, Christian J. Renggli, Christoph Burkhardt, Thorsten Kleine Geochimica et Cosmochimica ActaAvailable online 30 May 2025 LINK + PDF (OPEN ACCESS) “The Ge elemental and isotopic composition of planetary materials holds essential clues on…

Experimental simulations of space weathering on pentlanditeOPEN ACCESS

31/05/2025 11:26 · by karmaka · in asteroid, Hayabusa-2 / 162173 Ryugu, OSIRIS-REx / 101955 Bennu, space weathering, surface

L. C. Chaves, M. S. Thompson, C. A. Dukes, M. J. Loeffler, M. F. Martinez-Motta, H. Vannier, B. H. N. Horgan, N. Smith, K. Ardrey MAPS, Version of Record online: 31 May 2025 LINK (OPEN…