Results 61 to 70 of about 330,060 (301)

Performance comparison test of new sprayed engineered cementitious composites and C25 sprayed concrete

open access: yesCase Studies in Construction Materials, 2022
The Wulingtou tunnel in Xuancheng City is faced with complex geological conditions in the construction process, and the construction is difficult.
Shi Hu   +3 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Cauchy–Born strain energy density for coupled incommensurate elastic chains [PDF]

open access: yes, 2018
The recent fabrication of weakly interacting incommensurate two-dimensional layer stacks (A. Geim and I. Grigorieva, Nature 499 (2013) 419–425) requires an extension of the classical notion of the Cauchy–Born strain energy density since these atomistic ...
Cazeaux, Paul   +3 more
core   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

A Total Strain Energy Density Theory for Cumulative Fatigue Damage [PDF]

open access: yes, 1988
A unified theory based on the cyclic strain energy density criterion is presented first. It is shown that the fatigue failure in both low and high-cycle regimes, and cumulative damage and loading sequence, can all be expressed in terms of a single damage
K. Golos, F. Ellyin
core   +1 more source

Strain engineering of doped hydrogen passivated silicon quantum dots

open access: yesScientific Reports
Silicon quantum dots are nanomaterials that are attractive candidates for photovoltaic applications. Doping of these materials creates p-n junctions and is important for solar cells.
Swarnava Ghosh, Markus Eisenbach
doaj   +1 more source

Strain acting on adsorption of C60 onto graphene from DFTB algorithm

open access: yesCarbon Trends, 2021
Density functional tight-binding calculations have been employed to study the interaction between C60 with pristine and strained single layer graphene, respectively.
Li Jing, Zhao Dandan, Zhang Lin
doaj   +1 more source

AscF in the mycobacterial CIII–CIV supercomplex lacks metal and nucleotide binding but links malate oxidation to respiration

open access: yesFEBS Letters, EarlyView.
The mycobacterial CIII‐CIV respiratory supercomplex is an obligate assembly, encompassing several subunits of unknown functions. We have characterized the intracellular subunit AscF, and show that it is unlikely to be a sensor for metals or nucleotides, but is required for growth on nonfermentable energy sources, and likely works as an adapter for ...
Eni Rile   +8 more
wiley   +1 more source

Elastic theory of nanomaterials based on surface-energy density [PDF]

open access: yes, 2014
Recent investigations into surface-energy density of nanomaterials lead to a ripe chance to propose, within the framework of continuum mechanics, a new theory for nanomaterials based on surface-energy density.
Chen SH(陈少华)   +2 more
core   +1 more source

Study on the influence of elastic modulus heterogeneity on in-situ stress and its damage to gas shale reservoirs

open access: yesJournal of Natural Gas Geoscience, 2018
Shale heterogeneity has a significant effect on drilling and completions, hydraulic fracturing, as well as hydrocarbon development performance. However, it lacks representation of rock damage/failure caused by the mechanical heterogeneity and “stress ...
Daobing Wang   +6 more
doaj   +1 more source

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