Results 81 to 90 of about 541,326 (254)

Geochemistry of sediment core GeoB1008-3

open access: yes, 1999
Geochemistry of sediment core GeoB1008-
Schneider, Ralph R   +1 more
core   +1 more source

Shipboard measurements of sediment stability using a small annular flume—Core Mini Flume (CMF) [PDF]

open access: yes, 2013
Estimates of bed stability in coastal environments are essential to physical, biological, and chemical investigations of cohesive sediments. The Core Mini Flume (CMF), a 200 mm diameter annular flume has been designed to undertake sediment stability ...
Couceiro, F.   +7 more
core   +1 more source

Mitigating surcharge‐induced column‐head cracking in double‐deck shield tunnels using hyperelastic bearing joints

open access: yesDeep Underground Science and Engineering, EarlyView.
A staged three‐dimensional nonlinear soil–structure interaction (SSI) model is established, in which the initial geostress state, tunnel excavation, lining installation, delayed activation of the internal frame, and subsequent surcharge loading are simulated sequentially.
Xinyu Liu   +3 more
wiley   +1 more source

Geochemistry of sediment core PS2185-6

open access: yes, 2005
Geochemistry of sediment core PS2185-
Frank Schoster (6962015)   +1 more
core   +1 more source

Bio‐based tannin‐loaded layered double hydroxides in epoxy coatings for smart corrosion protection of steel in underground infrastructure

open access: yesDeep Underground Science and Engineering, EarlyView.
This study presents a sustainable smart‐coating strategy for protecting underground steel infrastructures from chloride‐induced corrosion. Zinc‐aluminum layered double hydroxides (LDHs) and tannin‐loaded LDHs (LDH–TA) were incorporated into an epoxy matrix to provide both enhanced barrier properties and active, pH‐responsive inhibition.
Veerle Vandeginste   +3 more
wiley   +1 more source

Contrasting sedimentary and long-lasting geochemical imprints of seismic shaking in a small, groundwater-fed lake basin (Klopeiner See, Eastern European Alps)

open access: yesSedimentologika
In slowly deforming tectonic settings (e.g., European Alps), large earthquakes occur too infrequently to be adequately represented in instrumental and historical records. This leads to uncertainties and inaccuracies of seismic hazard estimations.
Christoph Daxer   +4 more
doaj   +1 more source

Geochemistry of sediment core PS2458-4

open access: yes, 2005
Geochemistry of sediment core PS2458-
Frank Schoster (6962015)   +1 more
core   +1 more source

Post-depositional formation of vivianite-type minerals alters sediment phosphorus records [PDF]

open access: yes, 2018
Phosphorus (P) concentrations in sediments are frequently used to reconstruct past environmental conditions in freshwater and marine systems, with high values thought to be indicative of a high biological productivity.
Matthias Egger   +13 more
core   +2 more sources

Replacement of Ores Recorded by Textures and Chemical Compositions of Sphalerite: An Example From the Furutobe Kuroko Deposit, Akita, Japan

open access: yesGeological Journal, EarlyView.
Coupled dissolution‐reprecipitation of early formed Cd‐, Fe‐, Ag‐ and Sb‐poor sphalerite through interaction with high‐temperature and high‐sulphur fugacity Cu‐rich fluids, responsible for the formation of the yellow ores, resulted in the formation of Cd‐, Fe‐, Ag‐ and Sb‐rich, heavily chalcopyrite‐diseased sphalerite and enrichment of critical metals ...
Manuel Nopeia   +4 more
wiley   +1 more source

Geochemistry of sediment core PS2741-1

open access: yes, 2005
Geochemistry of sediment core PS2741-
Frank Schoster (6962015)   +1 more
core   +1 more source

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