Results 81 to 90 of about 623,895 (284)

Evaluation of Deterioration in Cultural Stone Heritage Using Non-Destructive Testing Techniques: The Case of Emir Ali Tomb (Ahlat, Bitlis, Türkiye)

open access: yesApplied Sciences
Stone cultural heritage structures built from pyroclastic rocks are susceptible to deterioration due to their sensitivity to atmospheric processes. Detecting such deterioration and periodically examining it using non-destructive testing (NDT) techniques ...
Mehmet Can Balci
doaj   +1 more source

Hypogenic origin of Provalata Cave, Republic of Macedonia: a distinct case of successive thermal carbonic and sulfuric acid speleogenesis

open access: yesInternational Journal of Speleology, 2013
Provalata Cave (Republic of Macedonia) is a small but remarkable hypogenic cave, developed in Cambrian marbles by successive thermal carbonic and sulfuric acid speleogenesis.
Marjan Temovski   +6 more
doaj   +1 more source

Triaxial tests on frozen ground: formulation and modelling [PDF]

open access: yes, 2013
Artificial Ground Freezing (AGF) is a controllable process that can be used by engineers to stabilise temporarily the ground, provide structural support and/or exclude groundwater from an excavation until construction of the final lining provides ...
Casini, Francesca   +3 more
core  

Deep Sources of Recent Volcanism in Armenia Inferred From Ambient Noise Tomography

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 1, January 2026.
Abstract We perform Rayleigh wave ambient noise tomography to investigate crustal seismic velocity structure and sources of volcanism in Armenia. Armenia, a key part of the tectonically and volcanically active Caucasus‐Anatolia region, is actively being deformed by the ongoing Arabian‐Eurasian continental collision.
Kh. Meliksetian   +9 more
wiley   +1 more source

Mountain Degradation Mechanisms on Io Based on Geologic Mapping of the Cocytus Montes Region From JunoCam Imagery

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 1, January 2026.
Abstract Periodic high‐resolution imagery of Io is essential for understanding its surface evolution, from volcanic eruptions to tectonic deformation to large‐scale mass wasting. Juno flybys in 2023 and 2024 obtained imagery of the surface with the JunoCam imager at 1.8 km/pixel spatial resolution, comparable to global observations from the Galileo ...
C. H. Seeger   +5 more
wiley   +1 more source

Lithofacies palaeogeography of the Late Permian Wujiaping Age in the Middle and Upper Yangtze Region, China

open access: yesJournal of Palaeogeography, 2014
The lithofacies palaeogeography of the Late Permian Wujiaping Age in Middle and Upper Yangtze Region was studied based on petrography and the “single factor analysis and multifactor comprehensive mapping” method.
Jin-Xiong Luo, You-Bin He, Rui Wang
doaj   +1 more source

Synchronized Eruptions on Io: Possible Evidence of Interconnected Subsurface Magma Reservoirs

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 1, January 2026.
Abstract On 27 December 2024, Juno's JIRAM (Jovian InfraRed Auroral Mapper) instrument observed an unprecedented volcanic event in Io's southern hemisphere, covering a vast region of ∼65,000 km2, near 73°S, 140°E. Within the imaged region, only one hot spot was previously known (Pfd454).
A. Mura   +19 more
wiley   +1 more source

Proceedings of a workshop on Lunar Volcanic Glasses: Scientific and Resource Potential [PDF]

open access: yes
This workshop on lunar mare volcanism was the first since 1975 to deal with the major scientific advances that have occurred in this general subject, and the first ever to deal specifically with volcanic glasses.
Delano, John W., Heiken, Grant H.
core   +1 more source

Lakes [PDF]

open access: yes, 1992
Lakes have always held an aesthetic fascination for people; they figure prominently in both art and literature and have even been endowed with spiritual qualities. For example, the nineteenth century American writer Henry D.
Green, John D., Lowe, David J.
core   +1 more source

Stratigraphy of Carbonate‐Bearing Rocks at the Margin of Jezero Crater, Mars: Evidence for Shoreline Processes?

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 1, January 2026.
Abstract Martian carbonate‐bearing rocks are compelling targets for exploration because they preserve detailed records of past aqueous processes, climate, and habitability. The Margin unit in Jezero crater is a distinct olivine‐ and carbonate‐bearing unit stratigraphically underlying the western fan, lining the inner margin of the western crater rim ...
Alexander J. Jones   +29 more
wiley   +1 more source

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