Results 21 to 30 of about 10,691,328 (287)

Near field enhancements from angled surface defects : a comparison of scanning laser source and scanning laser detection techniques [PDF]

open access: yes, 2011
Enhancement of the Rayleigh wave signal amplitude at a surface defect, due to interference of incident, reflected and mode converted waves, has been reported by several authors, and it has been suggested that this could be used as a fingerprint of the ...
Edwards, R. S. (Rachel S.)   +5 more
core   +1 more source

Statistics of three-dimensional black holes from Liouville line defects [PDF]

open access: yesJournal of High Energy Physics
Black holes and wormholes in the gravitational path integral can be used to calculate the statistics of heavy operators. An explicit example in higher dimensions is provided by thin shells of matter.
Jeevan Chandra   +2 more
semanticscholar   +1 more source

Holographic line defects in D=4 , N=2 gauged supergravity [PDF]

open access: yes, 2020
We construct solutions of four-dimensional $N=2$ gauged supergravity coupled to vector multiplets which are holographically dual to superconformal line defects.
Kevin Chen   +2 more
semanticscholar   +1 more source

Characterization of defect structures in nanocrystalline materials by X-ray line profile analysis [PDF]

open access: yes, 2007
X-ray line profile analysis is a powerful alternative tool for determining dislocation densities, dislocation type, crystallite and subgrain size and size-distributions, and planar defects, especially the frequency of twin boundaries and stacking faults.
Tamás Ungár   +3 more
core   +1 more source

Birth Defects Res [PDF]

open access: yes
BackgroundGenitourinary infections (GUIs) are common among sexually active women. Yet, little is known about the risk of birth defects associated with GUIs.MethodsUsing data from the National Birth Defects Prevention Study, a multisite, population-based,

core   +6 more sources

DEFECT LINES, DUALITIES AND GENERALISED ORBIFOLDS [PDF]

open access: yesXVIth International Congress on Mathematical Physics, 2010
Defects are a useful tool in the study of quantum field theories. This is illustrated in the example of two-dimensional conformal field theories. We describe how defect lines and their junction points appear in the description of symmetries and order-disorder dualities, as well as in the orbifold construction and a generalisation thereof that covers ...
FRÖHLICH, JÜRG   +3 more
openaire   +3 more sources

Line Defects and Interfaces from Holography [PDF]

open access: yes, 2022
In this dissertation, we discuss half-BPS solutions of gauged supergravity that are holographic realizations of conformal line defects and interfaces. These solutions are constructed by taking a suitable ansatz for the geometry, consisting of a warped ...
Chen, Kevin
core   +1 more source

Luminescence and TEM-investigation of laser induced defects in (Al,Ga)As heterostructures

open access: yes, 1985
Laser induced defects in (Al,Ga)As heterostructures have been investigated. Luminescence topography reveals three different defects, a luminescent B, a nonradiative D as well as dark line defects (DLD).
Zysset, B.   +9 more
core   +1 more source

materialsproject/pymatgen-analysis-defects: v2022.11.30

open access: yes, 2022
What's Changed Defect transition CCD by @jmmshn in https://github.com/materialsproject/pymatgen-analysis-defects/pull/33 fix repository url by @njzjz in https://github.com/materialsproject/pymatgen-analysis-defects/pull/35 fixed test by @jmmshn in https:
nwinner   +3 more
core   +1 more source

SPECTRAL STRUCTURE OF QUANTUM LINE WITH A DEFECT [PDF]

open access: yesFoundations of Quantum Mechanics in the Light of New Technology, 2002
We study the spectral properties of one-dimensional quantum wire with a single defect. We reveal the existence of the non-trivial topological structures in the spectral space of the system, which are behind the exotic quantum phenomena that have lately been found in the system.
Cheon, Taksu   +2 more
openaire   +2 more sources

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