Results 121 to 130 of about 492,052 (313)

A Review on Deployment of UAV-FSO System for High-Speed Communication

open access: yesIEEE Access
Demand for unmanned aerial vehicles (UAVs) has increased enormously due to the accessibility provided by them even for remote/restricted locations. They are widely used for military surveillance, disaster management, backhaul technology, Geo-spatial ...
Yamuna Tumma, Vinod Kiran Kappala
doaj   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

Pointing directions.

open access: yes, 2015
Horizontal (azimuth, black dots) and vertical (elevation, red stars) mean pointing directions (error bar gives circular SD) plotted over mean target direction. Accurate pointing directions would agree with the dashed blue line.
Hannah Schramm (819347)   +5 more
core   +1 more source

Electron transfer between complexes III and IV in S. cerevisiae mitochondrial membranes

open access: yesFEBS Letters, EarlyView.
Mitochondrial oxidative phosphorylation in S. cerevisiae mitoplasts is limited by complex IV catalytic capacity, rather than two‐dimensional cytochrome c diffusion. At physiological cytochrome c : supercomplex ratios at salinity equivalent to that of 20 mm monovalent salt, activity is maximized, indicating that this low ionic strength accurately mimics
Ana Paula Lobez   +2 more
wiley   +1 more source

Point [PDF]

open access: yesEpilepsy Currents, 2010
Raimondo, D'Ambrosio, John W, Miller
openaire   +2 more sources

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

Evaluating 3D pointing techniques [PDF]

open access: yes, 2013
"This dissertation investigates various issues related to the empirical evaluation of 3D pointing interfaces. In this context, the term ""3D pointing"" is appropriated from analogous 2D pointing literature to refer to 3D point selection tasks, i.e ...
Teather, Robert John
core  

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

Workshop on pointing and pointing models Summaries

open access: yes, 1996
In this contribution we review how pointing is done at JCMT and describe the general pointing model with particular emphasis on inclinometry and the Azimuth track model, which is absolutely essential and specific to JCMT.
Max-Planck-Institut fuer Radioastronomie, Bonn (Germany)   +1 more
core  

Pointing and reference reconsidered

open access: yes, 2015
Lücking A, Pfeiffer T, Rieser H. Pointing and reference reconsidered. Journal of Pragmatics. 2015;77:56-79.Current semantic theory on indexical expressions claims that demonstratively used indexicals such as this lack a referent-determining meaning but ...
Lücking, Andy   +3 more
core   +1 more source

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