Results 81 to 90 of about 2,471 (181)

Brittle Regime Slip Partitioned Damage and Deformation Mechanisms Along the Eastern Denali Fault Zone in Southwestern Yukon

open access: yesJournal of Geophysical Research: Solid Earth, Volume 129, Issue 11, November 2024.
Abstract Rare bedrock exposures of the eastern Denali fault zone in southwestern Yukon allow for the measurement, sampling, and analyses of brittle regime fault slip data and deformation mechanisms to explore relations to far field, oblique plate motions.
Jonathan Saul Caine   +3 more
wiley   +1 more source

Observation of centimetre-scale argon diffusion in alkali feldspars: implications for 40Ar/39Ar thermochronology [PDF]

open access: yes, 2013
New data from a gem-quality feldspar from Itrongay, Madagascar, record naturally occurring 40Ar/39Ar age profiles which can be numerically modelled by invoking a single diffusion mechanism and show that microtexturally simple crystals are capable of ...
Flude, Stephanie   +5 more
core   +3 more sources

Dating the youngest deformation in the Alps with ESR thermochronometry

open access: yes, 2023
Low-temperature thermochronology is a useful tool to reconstruct tectonic deformation and landscape evolution within the first 2 km of the crust. It is a suitable tool to investigate deformation associated with cooling and exhumation of the lower crust in orogenic settings.
Argante, Valentina   +4 more
openaire   +2 more sources

Seismic Evidence of Basin Development in NE Tibetan Plateau in Response to Deep Crustal Dynamics From Joint Inversion of Rayleigh Wave Ellipticity and Phase Velocity

open access: yesGeophysical Research Letters, Volume 51, Issue 18, 28 September 2024.
Abstract The NE Tibet experienced complex and distinct basin developments and uplifts in different areas. However, the reasons for such distinct surface deformation and their relationship to deep crustal geodynamic processes are not well understood.
Pengfei Ren   +4 more
wiley   +1 more source

Plio-Quaternary exhumation history of the central Nepalese Himalaya: 1. Apatite and zircon fission track and apatite [U-Th]/He analyses [PDF]

open access: yes, 2007
New apatite and zircon fission track and (U-Th)/He analyses serve to document the bedrock cooling history of the central Nepalese Himalaya near the Annapurna Range.
Blythe, AE   +4 more
core   +1 more source

When Does the Concavity Index Constrain Stream Power Parameters?

open access: yesJournal of Geophysical Research: Earth Surface, Volume 129, Issue 9, September 2024.
Abstract By defining the attributes of river networks, we can quantitatively extract records of climatic and tectonic changes from them. The stream power incision model (SPIM) provides a framework within which this can be achieved, as it facilitates the calculation of the relative rock uplift from river characteristics.
Adam G. G. Smith, Matthew Fox
wiley   +1 more source

Constraints on the Timing of Exhumation in the Colorado Front Range using Apatite and Zircon (U-Th)/He Thermochronometry [PDF]

open access: yes, 2015
Despite the prominence of the Rocky Mountains, questions remain about the timing and character of the most recent mountain building event in the Colorado Front Range, the Laramide Orogeny. This history can be investigated using (U-Th)/He thermochronology,
Liefert, David
core   +2 more sources

Extensional faulting on Tinos island, Aegean sea, Greece: How many detachments? [PDF]

open access: yes, 2007
Zircon and apatite fission track (ZFT and AFT) and (U-Th)/He, 40Ar/39Ar hornblende, and U-Pb zircon ages from the granites of Tinos Island in the Aegean Sea, Greece, suggest, together with published ZFT data, that there are three extensional detachments ...
Altherr   +79 more
core   +3 more sources

The growth of northeastern Tibet and its relevance to large-scale continental geodynamics: A review of recent studies [PDF]

open access: yes, 2013
Recent studies of the northeastern part of the Tibetan Plateau have called attention to two emerging views of how the Tibetan Plateau has grown. First, deformation in northern Tibet began essentially at the time of collision with India, not 10–20 Myr ...
Burbank, Douglas W.   +21 more
core   +3 more sources

Trap Parameters for the Fast OSL Signal Component Obtained through Analytical Separation for Various Quartz Samples. [PDF]

open access: yesMaterials (Basel), 2022
Biernacka M   +4 more
europepmc   +1 more source

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