Results 81 to 90 of about 542,689 (312)

Dynamic strength of rocks and physical nature of rock strength

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2009
Abstract:Time-dependence of rock deformation and fracturing is often ignored. However, the consideration of the time-dependence is essential to the study of the deformation and fracturing processes of materials, especially for those subject to strong dynamic loadings.
Qian, Qihu, Qi, Chengzhi, Wang, Mingyang
openaire   +1 more source

Automated FRAP microscopy for high‐throughput analysis of protein dynamics in chromatin organization and transcription

open access: yesFEBS Open Bio, EarlyView.
RoboMic is an automated confocal microscopy pipeline for high‐throughput functional imaging in living cells. Demonstrated with fluorescence recovery after photobleaching (FRAP), it integrates AI‐driven nuclear segmentation, ROI selection, bleaching, and analysis.
Selçuk Yavuz   +6 more
wiley   +1 more source

Experimental investigation on dynamic strength and energy dissipation characteristics of gas outburst‐prone coal

open access: yesEnergy Science & Engineering, 2020
We report laboratory experiments to investigate the dynamic failure characteristics of outburst‐prone coal using a split Hopkinson pressure bar (SHPB). For comparison, two groups of experiments are completed on contrasting coals—the first outburst‐prone ...
Chaojun Fan   +4 more
doaj   +1 more source

Theoretical backgrounds of durability analysis by normalized equivalent stress functionals [PDF]

open access: yes, 2003
Generalized durability diagrams and their properties are considered for a material under a multiaxial loading given by an arbitrary function of time. Material strength and durability under such loading are described in terms of durability, safety factor ...
Mikhailov, SE
core   +1 more source

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

Molecular and nanostructural mechanisms of deformation, strength and toughness of spider silk fibrils [PDF]

open access: yes, 2010
Spider silk is one of the strongest, most extensible and toughest biological materials known, exceeding the properties of many engineered materials including steel.
Keten, S.   +15 more
core   +2 more sources

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Temporal peculiarities of brittle fracture of rocks and concrete

open access: yesFracture and Structural Integrity, 2013
When we want to compare the strength of two materials, we compare the table values of quasistatic strength. However results of some experiments show that the strength ratio of the materials can change with increase in rate of loading.
Y. Petrov   +3 more
doaj   +3 more sources

The influence of different volumes of a sport specific warm-up on muscle strength endurance [PDF]

open access: yes, 2010
Previous studies have reported traditional static stretching maneuvers to negatively influence muscle strength endurance, while sport-specific warm-ups have grown in popularity due to their potential to improve subsequent performance.
Pollner, Christie   +11 more
core   +1 more source

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

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