Results 21 to 30 of about 306,602 (306)

The Performance of Altimeter Waveform Retrackers at Lake Baikal

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2013
At each of five fixed locations along the ground tracks of JASON-1 and ENVISAT, a repeat-track analysis of 1-Hz sea surface height (SSH) data has been conducted to assess the performance of waveform retrackers over Lake Baikal in Siberia, Russia.
Yuchan Yi   +5 more
doaj   +1 more source

Ultra-depleted melts from Kamchatkan ophiolites : evidence for the interaction of the Hawaiian plume with an oceanic spreading center in the Cretaceous? [PDF]

open access: yes, 2009
We report new data on the major and trace element composition of melt inclusions in spinel phenocrysts (Mg# = 0.7-0.8, Cr/(Cr + Al) = 0.32-0.52, TiO2 = 0.06-0.60 wt.%) from Cretaceous MORB-like basalt (La/Yb = 0.94, Th/Nb = 0.055, Th/La = 0.041) in the ...
Hoernle, Kaj   +2 more
core   +1 more source

Numerical Analysis of a Short-Term Tracer Experiment in Fractured Sandstone

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2007
A short-term, pulse injection tracer experiment conducted in fractured quartzitic sandstone at Kukuan, Taiwan was analyzed. Tracer transport at the test site was dominated by advection but a specific attenuation mechanism leading to breakthrough curve ...
Tai-Sheng Liou
doaj   +1 more source

Re-Os isotope and platinum group elements of a FOcal ZOne mantle source, Louisville Seamounts Chain, Pacific ocean [PDF]

open access: yes, 2015
The Louisville Seamount Chain (LSC) is, besides the Hawaiian-Emperor Chain, one of the longest-lived hotspot traces. We report here the first Re-Os isotope and platinum group element (PGE) data for Canopus, Rigil, and Burton Guyots along the chain, which
Akira Ishikawa   +80 more
core   +1 more source

Two-year observations of the Jupiter polar regions by JIRAM on board Juno [PDF]

open access: yes, 2020
We observed the evolution of Jupiter's polar cyclonic structures over two years between February 2017 and February 2019, using polar observations by the Jovian InfraRed Auroral Mapper, JIRAM, on the Juno mission.
Adriani, A.   +21 more
core   +3 more sources

Evaluating the March 27, 2013 M 6.2 Earthquake Hypocenter Using Momentary High-Conductivity Materials

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2015
Seismo-magnetic anomalies induced from the momentary existence of current and/or high-conductivity materials have been widely reported. The Parkinson vectors derived from 3-component geomagnetic data at 3 stations were obtained via the magnetic transfer ...
Chieh-Hung Chen   +7 more
doaj   +1 more source

Jovian plasma torus interaction with Europa. Plasma wake structure and effect of inductive magnetic field: 3D Hybrid kinetic simulation

open access: yes, 2012
The hybrid kinetic model supports comprehensive simulation of the interaction between different spatial and energetic elements of the Europa moon-magnetosphere system with respect a to variable upstream magnetic field and flux or density distributions of
Cooper, J. F.   +5 more
core   +1 more source

Isotopic evidence for biogenic molecular hydrogen production in the Atlantic Ocean [PDF]

open access: yes, 2015
Oceans are a net source of molecular hydrogen (H2) to the atmosphere. The production of marine H2 is assumed to be mainly biological by N2 fixation, but photochemical pathways are also discussed.
Chen, Q.   +10 more
core   +3 more sources

From Single Atoms to Nanoparticles: Pathways Toward Efficient and Durable Pt/TiO2 Photocatalysts

open access: yesAdvanced Functional Materials, EarlyView.
Platinum single atoms on TiO2 nanosheets evolve into clusters and nanoparticles under ethanol photoreforming and thermal treatments. By controlling deposition and post‐treatments, particle size and location on specific facets are modulated. The study reveals how stability pathways determine efficiency, guiding the design of more durable photocatalysts.
Juan José Delgado   +6 more
wiley   +1 more source

Study of Interrelation among Various Surface Layer Parameters during Pre-monsoon and Monsoon Phases over Jodhpur (26°18'N, 73°04'E), India

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2005
During the monsoon period of the year 1990, a micrometeorological tower of 30 m in height was erected at Jodhpur, India, as a part of the multi-institutional field experiment _ Various sensors were mounted in the tower to capture different meteorological
N. Das1   +2 more
doaj   +1 more source

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