Results 91 to 100 of about 49,074 (273)

Fission-Track Ages of the Metallogenetic Epoch in Kamaishi Mine, Japan [PDF]

open access: yes, 1980
An attempt to get the fission-track ages of the metallogenetic epoch of ore deposits in Kamaishi Mine was made through the dating of zircon crystals extracted from both Ganidake and Kurihashi granodiorites, which are intruded in the Kamaishi mining area ...
Nishimura, Susumu, Thio, Kian Hie
core  

Apatite Triple Dating (Lu–Hf, U–Pb, FT) Constrains Deformation and Cooling in the Coompana and Madura Provinces, Western Australia [PDF]

open access: yesLithosphere
Combined apatite Lu–Hf, U–Pb, and fission track (AFT) triple dating affords the opportunity to investigate the ~60 and 730°C thermal history of a study area.
Alejandra Bedoya   +6 more
doaj   +1 more source

Confirming the impact origin of the São Miguel do Tapuio structure, northeastern Brazil

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract The São Miguel do Tapuio structure (SMT) is a remarkable, nearcircular feature of about 21 km diameter, centered at 5°37.6′ S, 41°23.3′ W in Piauí state, northeastern Brazil. The structure is located within the sedimentary strata of the Paleozoic–Mesozoic Parnaíba Basin and predominantly comprises sandstones of the Devonian Pimenteiras and ...
Alvaro Penteado Crósta   +9 more
wiley   +1 more source

Evolution of basin and range structure in the Ruby Mountains and vicinity, Nevada [PDF]

open access: yes
Results from various age dating techniques, seismic reflection profiling hydrocarbon maturation studies, and structural analysis were used to evaluate the Cenozoic deformation in the Ruby Mountains and adjoining ranges (pinyon Range and Cortez Range) in ...
Blackwell, D. D.   +2 more
core   +1 more source

Evidence for surface uplift of the Atlas Mountains and the surrounding peripheral plateaux: Combining apatite fission-track results and geomorphic indicators in the Western Moroccan Meseta (coastal Variscan Paleozoic basement) [PDF]

open access: yes, 2010
This work represents an initial attempt to link the evolution of the topography in relation to the general tectonic framework of western Morocco. For this purpose, in a section of the Western Moroccan Meseta different tools are combined in order to ...
A. Azdimousa   +58 more
core   +2 more sources

Apatite Fission-Track Dating: A Comparative Study of Ages Obtained by the Automated Counting LA-ICP-MS and External Detector Methodologies [PDF]

open access: yesLithosphere
Laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) in combination with developments in digital microscopy, image analysis, and computer software has allowed the implementation of an automated counting approach for the apatite fission-
Raúl E. Lugo-Zazueta   +4 more
doaj   +1 more source

Optimization of photobiomodulation therapy for spinal cord injury: A review

open access: yesPhotochemistry and Photobiology, EarlyView.
Photobiomodulation (PBM) therapy in the red and near‐infrared range can significantly modulate the secondary injury response and promote the reparative and regenerative potential of neural tissue after spinal cord injury (SCI). At present, due to the nature of delivery methods, the most effective dose and irradiance at the injury site to optimize ...
Isabella K. M. Drew   +3 more
wiley   +1 more source

Modeling postbreakup landscape development and denudational history across the southeast African (Drakensberg Escarpment) margin [PDF]

open access: yes, 2002
We employ a numerical surface processes model to study the controls on postbreakup landscape development and denudational history of the southeast African margin.
Alastair Fleming   +89 more
core   +1 more source

Progress and Challenges in Phylogenomics and Genomics of Lophotrochozoa/Spiralia

open access: yesZoologica Scripta, EarlyView.
ABSTRACT Lophotrochozoa is one of the three major bilaterian groups comprising more than half of the bilaterian phyla. Lophotrochozoa includes among others Mollusca, Annelida, Platyhelminthes and Rotifera. Despite representing such a large proportion of animal diversity, they are historically understudied and genomic resources have been scarce. However,
Torsten H. Struck
wiley   +1 more source

From source to sink in central Gondwana: Exhumation of the Precambrian basement rocks of Tanzania and sediment accumulation in the adjacent Congo basin [PDF]

open access: yes, 2016
Apatite fission track (AFT) and (U-Th)/He (AHe) thermochronometry data are reported and used to unravel the exhumation history of crystalline basement rocks from the elevated (>1000 m above sea level) but low-relief Tanzanian Craton.
Brown, Roderick   +5 more
core   +1 more source

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