Results 1 to 10 of about 455,086 (317)

A statistical damage constitutive rock model based on elastic energy release rate

open access: yesShuiwen dizhi gongcheng dizhi, 2021
In order to truly reveal the mechanism of rock deformation and failure and the nature of rock material damage, based on the analysis of rock material deformation law and mechanical characteristics, a rock damage constitutive model based on elastic energy
Wenbo LIU   +3 more
doaj   +1 more source

Methodical issues of developing a new express method for determining the strength of proper-ties of rock [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2018
The article is devoted to the development of a new rapid method for determining the strength properties of rocks. A new express research method is required to meet industrial safety requirements in the operation of coal mines.
Korneyev V.A., Gysev M.M.
doaj   +1 more source

Experimental Study on the Thermal Infrared Spectral Variation of Fractured Rock

open access: yesRemote Sensing, 2021
Previous studies have shown that thermal infrared radiation (TIR) anomalies occur in the vicinity of fractures that form when a rock is loaded to failure. Different types of fracturing modes correspond to different TIR anomaly trends.
Jianwei Huang   +6 more
doaj   +1 more source

A pedra de uma tonelada: como o rock ‘n’ roll ficou pesado

open access: yesOrfeu, 2023
O presente artigo apresenta pesquisa bibliográfica, dentro do campo de estudo de gêneros musicais, acerca do desenvolvimento do que convencionou-se chamar de som “pesado” (heaviness) ao longo de aproximadamente sete décadas da história do rock.
Leonardo Porto Passos   +1 more
doaj   +1 more source

Overview of the thermal properties of rocks and sediments in Slovenia

open access: yesGeologija, 2023
The use of geothermal energy, which comes from both deep geothermal systems and the shallow underground, has been developing rapidly in the last few decades.
Dušan Rajver, Simona Adrinek
doaj   +1 more source

Dynamic evolution and numerical analysis of rock deformation under impact failure based on corner correlation method

open access: yesFrontiers in Earth Science, 2023
To fulfill the requirement for deformation measurement within the failure area during rock failure, a newly developed digital image algorithm, known as the corner correlation method, was implemented.
Xingui Zhou   +6 more
doaj   +1 more source

El grito de la música, un golpe de emancipación

open access: yesComhumanitas, 2019
Esta exposición transcurre en los «márgenes», en el pensamiento y en la penumbra de un acontecimiento. Aquella dictadura militar (1976-1983) que envolvió a la sociedad argentina, arrebatando los derechos y la justicia de cada uno de los ciudadanos.
Xavier Karolys
doaj   +1 more source

RhoA-ROCK Signaling as a Therapeutic Target in Traumatic Brain Injury

open access: yesCells, 2020
Traumatic brain injury (TBI) is a leading cause of death and disability worldwide. TBIs, which range in severity from mild to severe, occur when a traumatic event, such as a fall, a traffic accident, or a blow, causes the brain to move rapidly within the
Shalaka Mulherkar, Kimberley F. Tolias
doaj   +1 more source

Methodology for determination of petrographic structures using the MIU-5M device

open access: yesVestnik MGTU, 2022
The authors develop a statistical method for determining the structures of rocks. A mathematically rigorous definition of the petrographic structure through the probabilities of binary intergranular contacts is proposed.
Zakharova A. A.   +3 more
doaj   +1 more source

Clustered stone forest in Pu Dou Chun (Yunnan, China)

open access: yesActa Carsologica, 2022
One of the unique examples of the development of subsoil karren into a stone forest on the varied geological bedrock of the Lunan surface is revealed to us.
Martin Knez, Hong Liu, Tadej Slabe
doaj   +1 more source

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