-
1641
Prolonged Storage of Bound Organic Carbon in Wetland but Not Upland Soils: A 13C and 14C Perspective
Published 2025-01-01Get full text
Article -
1642
-
1643
Study of Ultrasound-Assisted Low-Pressure Closed Acid Digestion Method for Trace Element Determination in Rock Samples by Inductively Coupled Plasma Mass Spectrometry
Published 2025-01-01“…The element extraction efficiency of this method was evaluated via the yielded relative errors (REs) of the trace elements in a series of geological standard reference materials (SRMs) with compositions from basic to acidic. …”
Get full text
Article -
1644
State-Dependent Implication and Equivalence in Quantum Logic
Published 2012-01-01Get full text
Article -
1645
Displacement Monitoring during the Excavation and Support of Deep Foundation Pit in Complex Environment
Published 2021-01-01Get full text
Article -
1646
-
1647
Metamorphism and linked deformation in understanding tectonic processes at varied scales
Published 2023-04-01Get full text
Article -
1648
Molecular Phylogeny and Morphology Reveal Four New Species of <i>Conocybe</i> (Bolbitiaceae, Agaricales) from the Qinghai-Xizang Plateau, China
Published 2025-01-01“…The Qinghai-Xizang Plateau, known for its high altitude, geological history of plate collision, crustal uplift, and special ecology factors, provides an ideal environment for studying fungal biodiversity in extreme environmental conditions. …”
Get full text
Article -
1649
Failure Mechanism and Control of Lower Retracement Channel in Close-Distance Double-Thick Coal Seams
Published 2021-01-01“…This study provides a reference for coal mines with similar production geological conditions.…”
Get full text
Article -
1650
Effects of Anisotropy and CO2 Wettability on CO2 Storage Capacity in Sandstone
Published 2022-01-01“…The geological sequestration of carbon dioxide (CO2) is an alternative strategy for mitigating global warming. …”
Get full text
Article -
1651
Deformation and Failure Mechanism of Roadway Sensitive to Stress Disturbance and Its Zonal Support Technology
Published 2016-01-01“…The 6163 haulage roadway in the Qidong coal mine passes through a fault zone, which causes severe deformation in the surrounding rock, requiring repeated roadway repairs. Based on geological features in the fault area, we analyze the factors affecting roadway deformation and failure and propose the concept of roadway sensitive to stress disturbance (RSSD). …”
Get full text
Article -
1652
Elastic-Impedance-Based Fluid/Porosity Term and Fracture Weaknesses Inversion in Transversely Isotropic Media with a Tilted Axis of Symmetry
Published 2020-01-01“…Based on the information of dip angle of fractures provided by geologic and well data, we propose a two-step inversion approach of utilizing azimuthal seismic data to estimate unknown parameters involving the fluid/porosity term and fracture weaknesses: (1) the constrained sparse spike inversion (CSSI) for azimuthally anisotropic EI data and (2) the estimation of unknown parameters with the low-frequency constrained regularization term. …”
Get full text
Article -
1653
Identification of subsurface cavities in urban environment
Published 2025-01-01“…Particularly, we would like study the geological observed phenomena and its potential association with the presence of a cavity within the salt layer. …”
Get full text
Article -
1654
An Introduction to USGS Topo Maps
Published 2021-01-01“…In 1879, the United States Geological Survey began to map the topography of the United States, producing new map versions of each area at semi-regular time intervals. …”
Get full text
Article -
1655
How does the water flow? And does data follow it?
Published 2025-01-01“…In consultation with the Danish Geological Survey (GEUS), the Danish municipalities association (KL), and the Danish Environmental Protection Agency as well as the private companies WatsonC, DRYP, and WSP, Denmark's Environmental Portal (DMP) has developed an IT system for water levels, water flow and groundwater level measurements. …”
Get full text
Article -
1656
Bearing characteristics and damage rules of regenerated rock mass
Published 2025-01-01“…Abstract This study investigates the bearing characteristics and damage evolution of regenerative rock masses formed under varying geological conditions through uniaxial loading tests, numerical simulations, and theoretical derivations. …”
Get full text
Article -
1657
Thermal Infrared Anomalies of Several Strong Earthquakes
Published 2013-01-01“…We easily extracted and identified such seismic anomalies by method of “time-frequency relative power spectrum.” (2) There exist evident and different characteristic periods and magnitudes of thermal abnormal radiation for each case. (3) Thermal radiation anomalies are closely related to the geological structure. (4) Thermal radiation has obvious characteristics in abnormal duration, range, and morphology. …”
Get full text
Article -
1658
An Introduction to USGS Topo Maps
Published 2021-01-01“…In 1879, the United States Geological Survey began to map the topography of the United States, producing new map versions of each area at semi-regular time intervals. …”
Get full text
Article -
1659
Numerical Simulation on Heat Recovery Efficiency of Different Working Fluids in High-Temperature Rock Mass
Published 2021-01-01“…This study will provide a technical guidance for thermal energy exploitation of hot dry rock under different geological conditions.…”
Get full text
Article -
1660
How to support recovery phase for landslide through livelihoods? case study: Kulon Progo Regency, Indonesia
Published 2025-01-01“…Among these events, rainfall-induced landslides are recognized as one of the most severe geological disasters, particularly in Indonesia. The recovery phase is often the weakest link in disaster management implementation. …”
Get full text
Article