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Use of the Equivalent Mining Height Method for Understanding Overlying Strata Movement and Stress Distribution in an Isolated Coal Pillar
Published 2020-01-01“…Three goafs will evolve into a large carving goaf, and the vertical cracks on the outer side of the carving goaf intersect with one another to form “fracture band”. The research acquires the key points for prevention in mining the isolated coal pillar with filling method and provides guidelines to implement this technique and to prevent rock burst.…”
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Bioinspired interfacial engineering for highly stretchable electronics
Published 2025-02-01Get full text
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63
Multiscale Fracturing in Medium- to Low-Rank Coals and Its Implications on Coalbed Methane Production in the Baode Area, Eastern Ordos Basin, China
Published 2022-01-01“…The ~cm fractures are generally parallel to the lamina, influenced by the bright and dull coal band extension caused by the depositional differences. …”
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64
Compact Multiband Interdigital-Coupled-Fed Planar Antenna with Stepped-Impedance Structures for Mobile Handsets
Published 2017-01-01“…This antenna is capable of generating five resonant modes to cover the ISM 915/2400/5800 MHz bands, GPS band, and IMT C-band, respectively. The five resonant frequencies covered by the proposed antenna can be adjusted individually by controlling the impedances and electrical lengths of the corresponding stepped-impedance sections. …”
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Representation of Ethiopian Wet Spells in Global and Nested Models
Published 2014-01-01“…Background is given to illustrate the Hadley circulation and easterly jets over Ethiopia, using sections on 37°E in July–August 2011. ECMWF reanalysis has a narrow band of rainfall >15 mm/day on 10°N, consistent with TRMM satellite estimates, associated with a steep gradient in meridional wind. …”
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Thiol-Disulfide Homeostasis in Noise-Induced Hearing Loss in Rats
Published 2024-11-01Get full text
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The Vibration Characteristics of Ground of Rock Blasting in Silt-Rock Strata
Published 2021-01-01“…As the shield section passes through the silt-rock strata, the rock stratum of the tunnel section has to be blasted into blocks in advance, and the diameter of the blocks should be less than 30 cm after breaking, and then, the blocks could smoothly enter the soil cabin through the opening of the tunnel boring machine (TBM) cutter head and finally be discharged through the screw machine. …”
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Optimization of a Conical Corrugated Antenna Using Multiobjective Heuristics for Radio-Astronomy Applications
Published 2016-01-01“…This paper presents the design of a tree sections corrugated horn antenna with a modified linear profile, using NURBS, suitable for radio-astronomy applications. …”
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Weak Fault Signal Detection of Rotating Machinery Based on Multistable Stochastic Resonance and VMD-AMD
Published 2018-01-01“…In this method, different signal frequency bands are processed by rescaling subsampling compression to make each frequency band meet the conditions of stochastic resonance. …”
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Multilevel Structural Characteristics of Jinshajiang Main Fault and Its Influence on Engineering
Published 2022-01-01“…On the basis of field investigation and geological data analysis, it is found that the secondary weak structures, such as narrow cleavage bands, narrow joint bands, fault gouge zones, and small folds, often appear in the fault fracture zones and affected zones. …”
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Duodenal Obstruction during Pregnancy
Published 2022-01-01“…Considering the lab data and normal abdominopelvic ultrasound, magnetic resonance imaging was performed which revealed dilation of the D1-3 and collapse the D4 sections of duodenum. She underwent exploratory laparotomy which confirmed duodenal obstruction caused by Ladd’s band. …”
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ALMA Observations of Solar Spicules in a Polar Coronal Hole
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74
All-dielectric carpet cloaks with three-dimensional anisotropy control
Published 2023-06-01“…Frequency independent cloaking operations are also shown experimentally in the X-band. The measured near-field distributions and bistatic radar cross sections are in good agreement with simulated predictions and the validity of the design method is confirmed.…”
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Multiband Printed Asymmetric Dipole Antenna for LTE/WLAN Applications
Published 2013-01-01Get full text
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76
Exploring the relationship between physical activity and Inhibitory Function in College Students with depressive symptoms through EEG
Published 2025-01-01“…Specifically, it analyzes how physical activity correlates with inhibitory function and identifies potential routes through which physical activity impacts inhibitory function. A cross-sectional study was conducted involving 154 college students with depressive symptoms. …”
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Lower Extremity and Trunk Electromyographic Muscle Activity During Performance of the Y-Balance Test on Stable and Unstable Surfaces
Published 2022-04-01“… # Study Design Cross-Sectional study. # Methods Healthy adults with no history of chronic ankle instability were recruited for the study. …”
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Portal Hypertensive Polyps as Gastroscopic Finding in Liver Cirrhosis
Published 2020-01-01“…Study Design. Cross-sectional study. Methods. The study covered a group of patients with liver cirrhosis and a healthy control group that did not have portal hypertension. …”
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Is Lateral Ligament Complex Repair Necessary in All Unstable Elbow Injuries with Coronoid Fractures? A Comparative Study: A Case Series
Published 2024-01-01“…Wrightington's classification describes the cross-sectional findings in complex elbow fracture-dislocation injury was used. …”
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