Results 61 to 70 of about 604,365 (299)

Coherence in hypertext [PDF]

open access: yes, 2009
At first sight hypertext does not look !ike a good subject for research on coherence. Hypertext is non-linear text, and coherence is typically defined for linear text. So coherence does not seem to be involved in hypertext at all.
Fritz, Gerd
core  

High-coherence electron bunches produced by femtosecond photoionization [PDF]

open access: yes, 2013
With the development of ultrafast electron and X-ray sources it is becoming possible to study structural dynamics with atomic-level spatial and temporal resolution.
Luiten, OJ Jom   +9 more
core   +2 more sources

∏-COHERENT DIMENSIONS AND ∏-COHERENT RINGS [PDF]

open access: yesJournal of the Korean Mathematical Society, 2007
R is called a right ring in case every finitely generated torsion less right R-module is finitely presented. In this paper, we define a dimension for rings, called dimension, which measures how far away a ring is from being . This dimension has nice properties when the ring in question is coherent.
openaire   +1 more source

Spatial distributions of European clearwing moths (Lepidoptera: Sesiidae)

open access: yesEuropean Journal of Entomology, 2011
Although the sizes of the geographical ranges of plant and animal species are of major interest to macroecologists, the spatial distributions and environmental correlates of only a small group of animals and plants are well studied.
Werner ULRICH   +2 more
doaj   +1 more source

A New Type of Shape-Invariant Beams with Structured Coherence: Laguerre-Christoffel-Darboux Beams

open access: yesPhotonics, 2021
A new class of sources presenting structured coherence properties is introduced and analyzed. They are obtained as the incoherent superposition of coherent Laguerre-Gaussian modes with suitable coefficients.
Rosario Martínez-Herrero   +3 more
doaj   +1 more source

Invisible but not inaccessible—Revealing transient oligomers formed by intrinsically disordered proteins with solution NMR and complementary methods

open access: yesFEBS Letters, EarlyView.
Transient oligomers formed by intrinsically disordered proteins may be ‘invisible’ to direct detection yet remain accessible to solution NMR through equilibrium‐exchange measurements and pressure‐jump experiments. Complementary methods report on mass, stoichiometry, selected distance distributions, morphology, and internal packing.
Martin D. Gelenter, Ad Bax
wiley   +1 more source

Phantoms for performance assessment of optical coherence tomography systems [PDF]

open access: yes, 2012
In this paper, we describe the procedures to make epoxy resin and agarose phantoms designed using Mie scattering calculations. The phantoms are constructed to be used in the estimation of point spread function (PSF) of an optical coherence tomography ...
S. A. Hojjatoleslami   +16 more
core   +1 more source

Prediction of Protein Targets in Ovarian Cancer Using a Ru-Complex and Carbon Dot Drug Delivery Therapeutic Nanosystems: A Bioinformatics and µ-FTIR Spectroscopy Approach

open access: yesPharmaceutics
We predicted the protein therapeutic targets specific to a Ru-based potential drug and its combination with pristine and N-doped carbon dot drug delivery systems, denoted as RuCN/CDs and RuCN/N-CDs.
Maja D. Nešić   +9 more
doaj   +1 more source

Mapping Canopy Height and Growing Stock Volume Using Airborne Lidar, ALOS PALSAR and Landsat ETM+

open access: yesRemote Sensing, 2012
We have investigated for forest plantations in Chile the stand-level retrieval of canopy height (CH) and growing stock volume (GSV) using Airborne Laser Scanner (ALS), ALOS PALSAR and Landsat.
Wayne Walker   +3 more
doaj   +1 more source

The Quantum Coherence Induced by Geometric Curvature of Gauge Field in Non-equilibrium Quantum Dynamics

open access: yesFrontiers in Physics, 2020
The study of non-equilibrium quantum dynamics has recently received attention. However, the nature and effects of non-equilibrium, such as detailed-balance breaking and the relationship to the underlying intrinsic geometry, is still unclear.
Haidong Feng, Jin Wang
doaj   +1 more source

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