Results 41 to 50 of about 786,868 (262)

Failure Mechansim and Diagnosis Mehtod of Dangerous Crack Rock after Earthquake

open access: yes工程科学与技术, 2010
:Because of broken structure caused in earthquake, the dangerous rocks collapse frequently under the action of special external force after the event, which restricts the reconstruction greatly. Here from the real structure of rock, based on the analysis
Wu Yong
doaj  

Metrological and Critical Characterization of the Intel D415 Stereo Depth Camera

open access: yesSensors, 2019
Low-cost RGB-D cameras are increasingly being used in several research fields, including human⁻machine interaction, safety, robotics, biomedical engineering and even reverse engineering applications.
Monica Carfagni   +6 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

A Direct Method for Calculating the Critical Depth of a Arched Section Tunnel

open access: yes工程科学与技术, 2010
:In order to solve the problem that the calculation formulas of critical depth in arched-section tunnel aren′t expressed by explicit function, a new direct method for calculating critical depth of a arched-section tunnel, which follows from an analysis ...
Zhang Kuandi   +3 more
doaj  

Hierarchical occurrence law of gas content in deep coal seams and its relationship with outburst prevention

open access: yesMeitan xuebao
The prediction indexes currently used in China for coal and gas outburst area include gas pressure and gas content, which exhibit varying sensitivity to outbursts in different mining areas. The formulation of rational prediction indexes for outburst risk
Wei ZHAO   +7 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Enrichment conditions and resource potential of coal-rock gas in Ordos Basin, NW China

open access: yesPetroleum Exploration and Development
To reveal the enrichment conditions and resource potential of coal-rock gas in the Ordos Basin, this paper presents a systematic research on the sedimentary environment, distribution, physical properties, reservoir characteristics, gas-bearing ...
Xiaobing NIU   +6 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Computation of Critical Submergence Depth to Avoid Surface Vortices at Vertical Pumps Intakes

open access: yesJournal of Engineering, 2020
The pumping station became widely used in many fields. Free surface vortices at intakes of pumps are not favorable. It may cause noise, excessive vibration, damage to the pumping structure, reduction in efficiency and flow for hydro-turbines, etc. One of
Ali F. Kadhim, Hayder A. Al Thamiry
doaj   +1 more source

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