Results 51 to 60 of about 19,917 (211)

Collections for the Public Good: A Case Study from Ohio

open access: yesDiversity
Natural history collections serve science and society in a variety of ways. Collections of geological, including paleontological, materials are of special importance in the 21st century, as they serve not only as repositories for scientific research ...
Loren E. Babcock   +11 more
doaj   +1 more source

Similar features of the Earth’s magnetic field components during fall of the Tunguska and Chelyabinsk bolides

open access: yesГеодинамика и тектонофизика, 2019
A superbolide with an estimated mass of 13,000 tonnes exploded at an altitude of 22 km over the city of Chelyabinsk (Russia) at 03 hours 20 min. 33 sec. UTC on February 15, 2013. It is now known as the Chelyabinsk meteorite. Over the past 100 years after
R. A. Rakhmatulin
doaj   +1 more source

Characterization of a newly fallen Nigerian meteorite

open access: yes, 2019
X-ray diffraction (XRD), Fields Emission Scanning Electron Microscope (FE-SEM) with EDS and Mössbauer Spectroscopy (MS), were applied to investigate a newly fallen solid piece of debris named the Aba Panu meteorite, after a city in south western Nigeria (
Okunola, Olugbenga   +7 more
core   +1 more source

Desiccation of the Extreme Thermoacidophile Metallosphaera sedula Grown on Terrestrial and Extraterrestrial Materials

open access: yesFrontiers in Astronomy and Space Sciences, 2020
Prokaryotes are among the most versatile organisms on Earth and their ability to adsorb metals for nutrient, energy, or protection purposes can be noted in many different environments on our planet.
Denise Kölbl   +4 more
doaj   +1 more source

The variations of chemical composition and features of the distribution of rare elements in chondrites of fragments of the Chelyabinsk meteorite

open access: yesЛитосфера, 2019
Research subject. This paper reports the results of a series of experiments carried out to study the mineral and geoche mical features of 10 Chelyabinsk meteorite fragments.
V. S. Antipin   +3 more
doaj   +1 more source

Carbon Isotope Analyses of Individual Hydrocarbon Molecules in Bituminous Coal, Oil Shale and Murchison Meteorite [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1998
To study the origin of organic matter in meteorite, terrestrial rocks which contain organic compounds similar to the ones found in carbonaceous chondrites are studied and compared with Murchison meteorite.
Kyoungsook Kim, Jongmann Yang
doaj  

Russian meteorite of the Bronze Age (rock record) [PDF]

open access: yesArchaeoastronomy and Ancient Technologies, 2014
This paper presents the results of the study of petroglyphs found in the quartzite grotto near the Skelnovsky small village in the Northern Black Sea in the South of Russia. The aim of the study was the analysis and interpretation of the Early Bronze Age
Vodolazhskaya, L.N., Nevsky, M.Yu.
doaj   +1 more source

Home - About - Disclaimer - Privacy