Results 11 to 20 of about 11,869 (271)

CarrierSeq: a sequence analysis workflow for low-input nanopore sequencing

open access: yesBMC Bioinformatics, 2018
Background Long-read nanopore sequencing technology is of particular significance for taxonomic identification at or below the species level. For many environmental samples, the total extractable DNA is far below the current input requirements of ...
Angel Mojarro   +4 more
doaj   +1 more source

Quad-Mag board for CubeSat applications [PDF]

open access: yesGeoscientific Instrumentation, Methods and Data Systems, 2022
The design, characteristics, and performance of a CubeSat magnetometer board (Quad-Mag) equipped with four PNI RM3100 magnetometers is presented. The low size, weight, power, and cost of the RM3100 enables the inclusion of four sensors on a single board,
B. P. Strabel   +12 more
doaj   +1 more source

Summary of the Third International Planetary Dunes Workshop: Remote Sensing and Image Analysis of Planetary Dunes, Flagstaff, Arizona, USA, June 12-15, 2012 [PDF]

open access: yes, 2013
The Third International Planetary Dunes Workshop took place in Flagstaff, AZ, USA during June 12-15, 2012. This meeting brought together a diverse group of researchers to discuss recent advances in terrestrial and planetary research on aeolian bedforms.
Yizhaq, Hezi   +24 more
core   +1 more source

Microbial Diversity in a Hypersaline Sulfate Lake: A Terrestrial Analog of Ancient Mars

open access: yesFrontiers in Microbiology, 2017
Life can persist under severe osmotic stress and low water activity in hypersaline environments. On Mars, evidence for the past presence of saline bodies of water is prevalent and resulted in the widespread deposition of sulfate and chloride salts.
Alexandra Pontefract   +10 more
doaj   +1 more source

Hydrogen Isotopic Composition of Hydrous Minerals in Asteroid Ryugu

open access: yesThe Astrophysical Journal Letters, 2023
Rock fragments of the Cb-type asteroid Ryugu returned to Earth by the JAXA Hayabusa2 mission share mineralogical, chemical, and isotopic properties with the Ivuna-type (CI) carbonaceous chondrites.
Laurette Piani   +87 more
doaj   +1 more source

Sensitivity of a general circulation inverse model to sub-grid scale parametrization coefficients [PDF]

open access: yes, 1994
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Earth, Atmospheric, and Planetary Sciences, 1995.Includes bibliographical references (p. 61-63).by Eric C.
Won, Eric C., Won, Eric C
core   +1 more source

Experimentally Shock‐Induced Melt Veins in Basalt: Improving the Shock Classification of Eucrites

open access: yesGeophysical Research Letters, 2023
Basaltic rocks occur widely on the terrestrial planets and differentiated asteroids, including the asteroid 4 Vesta. We conducted a shock recovery experiment with decaying compressive pulses on a terrestrial basalt at the Chiba Institute of Technology ...
Haruka Ono   +17 more
doaj   +1 more source

The Oxygen Isotopic Composition of Samples Returned from Asteroid Ryugu with Implications for the Nature of the Parent Planetesimal

open access: yesThe Planetary Science Journal, 2023
We present oxygen isotopic analyses of fragments of the near-Earth C _b -type asteroid Ryugu returned by the Hayabusa2 spacecraft that reinforce the close correspondence between Ryugu and CI chondrites.
Haolan Tang   +89 more
doaj   +1 more source

The Magnesium Isotope Composition of Samples Returned from Asteroid Ryugu

open access: yesThe Astrophysical Journal Letters, 2023
The nucleosynthetic isotope composition of planetary materials provides a record of the heterogeneous distribution of stardust within the early solar system.
Martin Bizzarro   +89 more
doaj   +1 more source

Challenges Regionalizing Methane Emissions Using Aquatic Environments in the Amazon Basin as Examples

open access: yesFrontiers in Environmental Science, 2022
Key challenges to regionalization of methane fluxes in the Amazon basin are the large seasonal variation in inundated areas and habitats, the wide variety of aquatic ecosystems throughout the Amazon basin, and the variability in methane fluxes in time ...
John M. Melack   +12 more
doaj   +1 more source

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