Results 31 to 40 of about 5,084,494 (418)

Data Report: Molecular and Isotopic Compositions of the Extracted Gas from China’s First Offshore Natural Gas Hydrate Production Test in South China Sea

open access: yesEnergies, 2018
Three hundred gas samples recovered from SHSC-4 during China’s first gas hydrate production test in the South China Sea were examined for gas component and isotopic composition. According to the gas chromatography analysis, all the gas samples from
Jianliang Ye   +10 more
doaj   +1 more source

Perceiving the crust in 3D: a model integrating geological, geochemical, and geophysical data [PDF]

open access: yesGeochemistry, Geophysics, Geosystems, 2017, 2017
Regional characterization of the continental crust has classically been performed through either geologic mapping, geochemical sampling, or geophysical surveys. Rarely are these techniques fully integrated, due to limits of data coverage, quality, and/or incompatible datasets.
arxiv   +1 more source

Quaternary geology of Long and Bear Valleys, west-central Idaho

open access: yes, 1970
_______________________________________________________ Al Introduction ______________________________________________________ 2 Geologic setting.___________-_-_--___-__-__-____-__-__-_____-___--2 Major rock units ...
Geological Survey   +3 more
semanticscholar   +1 more source

Rapid character scoring and tabulation of large leaf‐image libraries using Adobe Bridge

open access: yesApplications in Plant Sciences, Volume 10, Issue 6, November-December 2022., 2022
Abstract Premise Digital image libraries are an integral part of specimen‐based research. However, coding and extracting metadata for hundreds of specimens on a personal computer can be complex. In addition, most existing workflows require downsampling or platform switching and do not link character data directly to the images.
Gabriella Rossetto‐Harris   +4 more
wiley   +1 more source

Reanalysis of the US Geological Survey Benchmark Glaciers: long-term insight into climate forcing of glacier mass balance

open access: yesJournal of Glaciology, 2019
Mountain glaciers integrate climate processes to provide an unmatched signal of regional climate forcing. However, extracting the climate signal via intercomparison of regional glacier mass-balance records can be problematic when methods for ...
S. O’Neel   +8 more
semanticscholar   +1 more source

Morphologies in‐between: The impact of the first steps on the human talus

open access: yesThe Anatomical Record, Volume 306, Issue 1, Page 124-142, January 2023., 2023
Abstract Objective The development of bipedalism is a very complex activity that contributes to shaping the anatomy of the foot. The talus, which starts ossifying in utero, may account for the developing stages from the late gestational phase onwards.
Carla Figus   +21 more
wiley   +1 more source

The application of high-resolution 3D seismic data to model the distribution of mechanical and hydrogeological properties of a potential host rock for the deep storage of radioactive waste in France [PDF]

open access: yesMarine and Petroleum Geology 53, May (2014) 133-153, 2014
In the context of a deep geological repository of high-level radioactive wastes, the French National Radioactive Waste Management Agency (Andra) has conducted an extensive characterization of the Callovo-Oxfordian argillaceous rock and surrounding formations in the Eastern Paris Basin.
arxiv   +1 more source

Physics-driven Deep Learning Inversion for Direct Current Resistivity Survey Data [PDF]

open access: yes, 2022
The direct-current (DC) resistivity method is a commonly used geophysical technique for surveying adverse geological conditions. Inversion can reconstruct the resistivity model from data, which is an important step in the geophysical survey. However, the inverse problem is a serious ill-posed problem that makes it easy to obtain incorrect inversion ...
arxiv   +1 more source

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