Results 41 to 50 of about 2,489,433 (294)

Characterization and evaluation of carbon nanotube Bucky-Paper membranes for direct contact membrane distillation [PDF]

open access: yes, 2010
Self-supporting carbon nanotube (CNT) Bucky-Papers have unique structural and surface properties which can be utilised in many applications. In this work we characterised pure self-supporting CNT membranes, where CNTs were held together only by Van der ...
Sears, Kallista   +8 more
core   +1 more source

OBSERVED PROPERTIES OF CONTACT BINARY SYSTEMS

open access: yesOdessa Astronomical Publications, 2017
A group of close eclipsing systems, which continues to pose a challenge in many subjects of modern astrophysics, is that of contact binaries. In this study, using the most recent observational data of a large sample of such systems, a review concerning ...
A. Kalimeris, H. Rovithis-Livaniou
doaj   +1 more source

Constructing internally 4-connected binary matroids [PDF]

open access: yes, 2012
This is the post-print version of the Article - Copyright @ 2013 ElsevierIn an earlier paper, we proved that an internally 4-connected binary matroid with at least seven elements contains an internally 4-connected proper minor that is at most six ...
Chun, Carolyn   +8 more
core   +1 more source

The New Contact Binary GSC 2414-0797 [PDF]

open access: yes, 2008
GSC 2414-0797 has a contact binary star type light curve, a 0.4 magnitude brightness variation with a period 0.3406 ...
Greimel, R.   +5 more
core   +4 more sources

An international survey of daily disposable contact lens prescribing

open access: yes, 2013
Free to read\ud \ud Purpose\ud \ud The aim was to determine the extent of daily disposable contact lens prescribing worldwide and to characterise the associated demographics and fitting patterns.\ud \ud Methods\ud \ud Up to 1,000 survey forms were sent ...
Morgan, Philip B.   +3 more
core   +1 more source

Light Curves and Roche Configurations of Near-Contact Binary AX Draconis [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2003
We completed the light curves of near-contact binary system AX Dra for 11 nights from March 2001 to May using the 61-cm reflector and VR filters at Sobaeksan Optical Astronomy Observatory.
Ho-Il Kim   +4 more
doaj   +1 more source

Contact Binary Stars [PDF]

open access: yesInternational Astronomical Union Colloquium, 1983
Abstract:Ultraviolet and X-ray surveys of the W Ursae Majoris type stars are reviewed. These systems exhibit extended coronas and transition regions that are confined close to the optically determined surfaces. Correlations of X-ray activity with period or rotational velocity indicate a turn-over or saturation of emission at the short periods or high ...
openaire   +1 more source

Study of Shear Behavior of Binary Mixtures by DEM Simulation of Biaxial Test in the Membrane Boundary Condition

open access: yesFrontiers in Physics, 2021
This paper aims to study the shear behavior of binary particles with irregular shapes by discrete element method simulations of the biaxial test in the membrane boundary condition.
Kai Wu   +4 more
doaj   +1 more source

The Binary Contact Path Process

open access: yesThe Annals of Probability, 1983
We study some $\{0, 1, \cdots\}^{z^d}$ valued Markov interactions $\eta_t$ called contact path processes. These are similar to branching random walks, in that the normalized size process starting from a singleton is a martingale which converges to a limit $M_\infty$.
openaire   +2 more sources

‘Guide and Prejudice’— How Argonautes recognize targets across domains of life

open access: yesFEBS Letters, EarlyView.
Argonaute proteins use short nucleic‐acid guides to locate and regulate specific targets across all domains of life. Despite striking diversity—from human gene silencing to bacterial immune defence—all Argonautes share a conserved three‐stage recognition logic: guide‐directed sampling, progressive target pairing with a conformational checkpoint and ...
Jack P. K. Bravo
wiley   +1 more source

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