Results 51 to 60 of about 828 (179)

Effect of drying cracks on swelling and self-healing of bentonite-sand blocks used as engineered barriers for radioactive waste disposal

open access: yesJournal of Rock Mechanics and Geotechnical Engineering
Experiments were conducted to evaluate the healing of drying cracks in air-dried bentonite-sand blocks after hydration and swelling in groundwater, providing justifications to simplify the protection of blocks prior to installation in a high-level ...
Yu Tan   +4 more
doaj   +1 more source

Dissecting spatial heterogeneity and the immune-evasion mechanism of CTCs by single-cell RNA-seq in hepatocellular carcinoma

open access: yesNature Communications, 2021
Circulating tumour cells can be useful for monitoring disease progression but how they survive in the circulatory system is unclear. Here, the authors use single-cell sequencing of circulating tumour cells from multiple vascular sites in liver cancer ...
Yun-Fan Sun   +32 more
doaj   +1 more source

Disposal as the End Point of Radioactive Waste Management

open access: yesScience and Technology of Nuclear Installations, Volume 2026, Issue 1, 2026.
We present a brief overview of the current state of radioactive (or nuclear) waste (RW) management (RWM), focusing on its end point and international advice provided by the International Atomic Energy Agency (IAEA). RW, defined as waste that contains, or is contaminated with, radionuclides at activity concentrations greater than clearance levels set by
Michael I. Ojovan   +3 more
wiley   +1 more source

Coupled Glacial, Fluvial and Aeolian Processes Induced Provenance Shift of Sandy Deserts Surrounding the Northeastern Tibetan Plateau

open access: yesGeophysical Research Letters, Volume 52, Issue 20, 28 October 2025.
Abstract The Badain Jaran Desert hosts the world's tallest mega‐dunes, but its long‐term sand sources remain poorly constrained, limiting insights into its evolutionary mechanisms. Geochemical fingerprints of multiple grain‐size fractions from a centrally located borehole yielded a ∼1.2 Ma provenance record: early sediments derived mainly from the ...
Baofeng Li   +5 more
wiley   +1 more source

Experimental Investigation and Micromechanics-Based Analytical Modeling of Creep and Relaxation Behaviors of Beishan Granite

open access: yesApplied Sciences, 2022
This paper investigates experimentally and numerically the short- and long-term strength and deformation behaviors of Beishan granite at room temperature.
Qiaojuan Yu   +3 more
doaj   +1 more source

Triassic Intracontinental Crustal Reworking of the Eastern Tianshan: New Insights From Late Triassic Adakitic and Low‐Sr/Y Granitoids in the Bogda Range

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 10, October 2025.
Abstract Continental intraplate magmatism remains a fundamental challenge in Plate Tectonics. Triassic magmatism represents a critical phase in the evolution of the Central Asian Orogenic Belt and continues to provoke debate about its tectonic setting.
Xinghua Ni   +10 more
wiley   +1 more source

The Establishment of Religious Landscapes and Local Social Life in Nanshan and Beishan, Dazu District, in the Song Dynasty

open access: yesReligions
As an exemplary and quintessential representation of China’s late-stage religious stone-carving art, previous research on the Dazu Rock Carvings has primarily concentrated on the typical cave remains in core areas like Baoding and Beishan.
Jie Zhou
doaj   +1 more source

An analytical solution of direction evolution of crack growth during progressive failure in brittle rocks

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 3, Page 452-460, September 2025.
A novel analytical method is proposed to evaluate the shear stress effect on the progressive compressive failure and microcrack growth direction in brittle rocks. The shear stress effect on the wing crack growth direction during the progressive compressive failure is determined. The initial crack angle effect on the y‐direction peak stress and the wing
Xiaozhao Li   +6 more
wiley   +1 more source

Crustal-upper mantle velocity structure from the North Qilian Shan to Beishan Orogenic Collage: tectonic significance of crustal deformation [PDF]

open access: yesSolid Earth
The Qilian Shan represents a Cenozoic fold-thrust belt characterized by multi-stage tectonic deformation since the Paleozoic. North of it lies the Hexi corridor basins and the Beishan Orogenic Collage (BOC), which constitute the southern segment of the ...
X. Xiong   +5 more
doaj   +1 more source

Gas migration at the granite–bentonite interface under semirigid boundary conditions in the context of high‐level radioactive waste disposal

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 3, Page 422-436, September 2025.
A series of water infiltration tests and gas permeability tests were conducted on granite and granite–bentonite samples. According to the results, the interfaces between granite and bentonite and the damaged granite were considered to be the preferentcial pathway for gas migration.
Jiangfeng Liu   +5 more
wiley   +1 more source

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