Results 71 to 80 of about 221,693 (258)

Numerical Experiments in Collisionless Systems [PDF]

open access: yesInternational Astronomical Union Colloquium, 1971
Gravitational n-body calculations handling 105 particles have become routine in the last three or four years. The plasma physicists have also run calculations with comparable numbers of particles – you will hear of these from Dawson this afternoon. In the stellar dynamics area, two groups have been making these calculations – our own group with Kevin ...
openaire   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

Numerical Analysis of Impact Resistance of Prefabricated Polypropylene Fiber-Reinforced Concrete Sandwich Wall Panels

open access: yesBuildings
In order to explore new wall panel materials and structural systems suitable for prefabricated buildings, this study proposes a polypropylene fiber-reinforced concrete sandwich wall panel (PFRC sandwich wall panel) and a polypropylene fiber-reinforced ...
Yingying Shang   +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

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +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

Numerical experiments on string cosmology [PDF]

open access: yesNuclear Physics B, 1996
We investigate some classical aspects of fundamental strings via numerical experiments. In particular, we study the thermodynamics of a string network within a toroidal universe, as a function of string energy density and space dimensionality. We find that when the energy density of the system is low, the dominant part of the string is in the form of ...
openaire   +2 more sources

COMPUTER MODELING OF ELECTROMAGNETIC WAVE SCATTERING BY NANOCOMPOSITES CONSIDERING THE AGGREGATION EFFECT

open access: yesЕлектроніка та інформаційні технології
Background. The increase in electromagnetic pollution requires the creation of new materials that can effectively shield radiation and mitigate its negative impact.
Igor Olenych   +3 more
doaj   +1 more source

Dynamics of the hydromechanical system of a production machine with an adaptive tool-feeding drive

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2017
The article investigates a hydro-mechanical system of regular feed and principal movement of a production machine (as illustrated by a mobile drilling rig).We study the behavior of a dynamic hydro-mechanical system under varying external processes of ...
V. S. Sidorenko   +2 more
doaj   +1 more source

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