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14 resultados encontrados.

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Publicación seriada

3D cross-hole resistivity inversion imaging of surrounding rock based on distance weighting constraint algorithm

ISSN: 10004548 · Editor / fuente: Editorial Office of Chinese Journal of Geotechnical Engineering

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241

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Publicación seriada

A 5-Year-Old Female with Neutropenia and Compound Heterozygous Variants in CXCR2

ISSN: 30658993 · Editor / fuente: Rockefeller University Press

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232

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"Rock, consumo cultural e identidades juveniles". (Un estudio sobre las bandas de Rock en Maracaibo)

ISSN: 13150006 · Editor / fuente: Asociación Venezolana de Sociología,

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109

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Blasting crack propagation patterns and parameters optimization in tunnel with layered jointed rock mass
Artículo
Acceso abierto Artículo DOAJ
Blasting crack propagation patterns and parameters optimization in tunnel with layered jointed rock mass
JI Hongliang et al · Emergency Management Press · 2026 · ISSN 2096-2193
During tunnel construction using the drilling and blasting method, layered jointed rock masses often pose engineering challenges such as over- and under-excavation of the crown and working face. The authors addressed the...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
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Dynamic mechanical response and failure patterns of ore rocks with varying grades
Artículo
Acceso abierto Artículo DOAJ
Dynamic mechanical response and failure patterns of ore rocks with varying grades
DU Wenxiu et al · Emergency Management Press · 2026 · ISSN 2096-2193
This study investigates the dynamic mechanical response and energy dissipation mechanism of ore rock with different grades from the Baiyun Ebo West Mine under impact loading. Ore rock samples were taken for dynamic mecha...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Effect of discharge voltage on crack distribution and fracture extent in multi-hole pulsed discharge rock fragmentation
Artículo
Acceso abierto Artículo DOAJ
Effect of discharge voltage on crack distribution and fracture extent in multi-hole pulsed discharge rock fragmentation
LIU Bingchen et al · Emergency Management Press · 2026 · ISSN 2096-2193
This study investigates the effect of discharge voltage on fracture distribution and fragmentation extent in multi-hole pulsed discharge rock fragmentation. Comparative experiments were conducted on red sandstone specime...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Fragmentation expansion and water storage characteristics of fractured rock in caving zones under impact loading
Artículo
Acceso abierto Artículo DOAJ
Fragmentation expansion and water storage characteristics of fractured rock in caving zones under impact loading
FANG Jie et al · Emergency Management Press · 2026 · ISSN 2096-2193
This study investigates the fragmentation expansion and water storage characteristics of collapsed rock in overlying strata during its formation. Pre-static loaded fractured samples of four typical roof rock types-coarse...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Crack propagation and roadway control of fractured rock mass with cut seam blasting
Artículo
Acceso abierto Artículo DOAJ
Crack propagation and roadway control of fractured rock mass with cut seam blasting
LIN Zhiqiang et al · Emergency Management Press · 2026 · ISSN 2096-2193
In underground mining and tunneling projects, directional fracture-controlled blasting is critical for precise tunnel formation and reducing over- and under-excavation. However, the presence of well-developed joints in r...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Research and numerical simulation on dynamic tensile instability evolution mechanism of coal under different impact velocities
Artículo
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Research and numerical simulation on dynamic tensile instability evolution mechanism of coal under different impact velocities
ZHANG Tong et al · Emergency Management Press · 2026 · ISSN 2096-2193
Understanding the strain-damage-energy dissipation mechanisms and evolution characteristics of deep coal and rock under impact loading is of great significance for the prevention and control of rockbursts. In this study,...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Deep-hole directional blasting for roof cutting and pressure relief in coal mines and its applications
Artículo
Acceso abierto Artículo DOAJ
Deep-hole directional blasting for roof cutting and pressure relief in coal mines and its applications
ZHANG Zhaoran et al · Emergency Management Press · 2026 · ISSN 2096-2193
This study proposes a deep-hole directional blasting technology based on polymer energy charge packages for roof cutting and pressure relief as a solution to difficult roadway support and poor stability of coal pillars d...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Design and verification of intelligent temperature monitoring and cooling system for high-temperature fire area
Artículo
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Design and verification of intelligent temperature monitoring and cooling system for high-temperature fire area
LIU Lijie et al · Emergency Management Press · 2026 · ISSN 2096-2193
In response to the existing problems in the temperature monitoring of boreholes in high-temperature fire areas of open-pit coal mines, this study proposed an intelligent temperature monitoring and early warning system by...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Experimental study on the evolution characteristics of one-dimensional stress spallation in gray sandstone
Artículo
Acceso abierto Artículo DOAJ
Experimental study on the evolution characteristics of one-dimensional stress spallation in gray sandstone
YUN Xiaopeng et al · Emergency Management Press · 2026 · ISSN 2096-2193
This study investigates the tensile mechanical properties of gray sandstone under dynamic impact. Drawing on the one-dimensional stress wave theory, we conducted a one-dimensional spallation experiment using a 50 mm diam...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Experimental study on the propagation behavior of multiple directional cracks under delay blasting
Artículo
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Experimental study on the propagation behavior of multiple directional cracks under delay blasting
GUO Dongming et al · Emergency Management Press · 2026 · ISSN 2096-2193
Refined delay blasting using digital electronic detonators has been widely used in rock breaking engineering, where notched borehole could control the direction of explosion-induced crack propagation. This study investig...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
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Failure and energy dissipation patterns of tuff under impact loads
Artículo
Acceso abierto Artículo DOAJ
Failure and energy dissipation patterns of tuff under impact loads
CUI Guangjiu et al · Emergency Management Press · 2026 · ISSN 2096-2193
This study investigates the failure and energy dissipation patterns of tuff under impact loads with varying occurrence conditions in Dahongshan Copper Mine through Split Hopkinson pressure bar (SHPB) tests, digital image...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Inter-row delay time optimization and vibration control in blasting caving of insulating pillar based on the HJC constitutive model
Artículo
Acceso abierto Artículo DOAJ
Inter-row delay time optimization and vibration control in blasting caving of insulating pillar based on the HJC constitutive model
FEI Honglu et al · Emergency Management Press · 2026 · ISSN 2096-2193
When using the blasting caving method to treat goaf, the collapsing ore and rock can cause shock disturbances to the roof of the lower stope, which may lead to stability risks. This study takes the goaf treatment project...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Prediction of mean blast fragment size based on a tri-model hybrid optimization model RF-WOA-XGBoost
Artículo
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Prediction of mean blast fragment size based on a tri-model hybrid optimization model RF-WOA-XGBoost
XU Ziying et al · Emergency Management Press · 2026 · ISSN 2096-2193
Using historical data from blasting operations of open-pit mines to predict the average rock fragment size is crucial for optimizing blasting parameters. However, existing methods face 3 major challenges: interference fr...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
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Study on microscopic damage mechanism of marble under blasting action based on XRD crystallographic analysis
Artículo
Material complementario disponible Artículo DOAJ
Study on microscopic damage mechanism of marble under blasting action based on XRD crystallographic analysis
WU Jianhui et al · Emergency Management Press · 2026 · ISSN 2096-2193
In order to study the microscopic damage characteristics of marble by explosive impact loading, we carried out the blasting test of marble with different charges, analyzed the microcrystalline structure of marble specime...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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