Results 91 to 100 of about 57,485 (211)

Mechanism and application of high pressure grouting in karst collapse column with vein-like water channel

open access: yesMeitan kexue jishu
Karst collapse column is widely developed in north China coal field, which is a serious defect of coal measure strata and has caused many serious water inrush disasters. It is of practical significance to study the characteristics of water conduction and
Ziwei QIAN   +4 more
doaj   +1 more source

Experimental study on freeze-thaw damage characteristics and mechanical properties of fractured rock mass of surface mine slope in cold region

open access: yesMeitan xuebao
There are numerous large-scale rock slopes in the surface mines of China, which are easily affected by multiple factors such as complex geological topography and natural, engineering disturbances, thereby resulting in frequent landslide disasters ...
Sen TIAN   +4 more
doaj   +1 more source

Rock damage evolution model of pulsating fracturing based on energy evolution theory [PDF]

open access: gold, 2019
Yuwei Li   +7 more
openalex   +1 more source

Whisker-reinforced ceramic composites for heat engine components [PDF]

open access: yes
Much work was undertaken to develop techniques of incorporating SiC whiskers into either a Si3N4 or SiC matrix. The result was the fabrication of ceramic composites with ever-increasing fracture toughness and strength. To complement this research effort,
Duffy, Stephen F.
core   +1 more source

Pressure vessels design methods using the codes, fracture mechanics and multiaxial fatigue

open access: yesFracture and Structural Integrity, 2016
This paper gives a highlight about pressure vessel (PV) methods of design to initiate new engineers and new researchers to understand the basics and to have a summary about the knowhow of PV design.
Fatima Majid   +2 more
doaj  

Research on the mechanism and prevention technologies of mud and water inrush disasters in tunnels

open access: yesCarsologica Sinica
Tunnel water inrush disasters are characterized by large flow, strong bursts, high water pressure, and various types, making them complex phenomena that involve multi-scale and multi-physical-field coupling.
Pengfei QIN   +3 more
doaj   +1 more source

The role of micronutrients on the treatment of diabetes

open access: yesHuman Nutrition & Metabolism
In the last two decades, there has been a significant increase in the number of individuals worldwide who are affected by diabetes. This review article aims to explore the correlation between specific vitamins and diabetes.
Samer Younes
doaj   +1 more source

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