Results 31 to 40 of about 44,502 (193)

Separation of Coupled Systems of Schrodinger Equations by Darboux transformations

open access: yes, 2011
Darboux transformations in one independent variable have found numerous applications in various field of mathematics and physics. In this paper we show that the extension of these transformations to two dimensions can be used to decouple systems of ...
Magri F.   +3 more
core   +1 more source

The Decay of Disease Association with Declining Linkage Disequilibrium: A Fine Mapping Theorem [PDF]

open access: yes, 2016
Several important and fundamental aspects of disease genetics models have yet to be described. One such property is the relationship of disease association statistics at a marker site closely linked to a disease causing site.
Bansal, Naveen K.   +8 more
core   +3 more sources

N-order bright and dark rogue waves in a Resonant erbium-doped Fibre system

open access: yes, 2012
The rogue waves in a resonant erbium-doped fibre system governed by a coupled system of the nonlinear Schr\"odinger equation and the Maxwell-Bloch equation (NLS-MB equations) are given explicitly by a Taylor series expansion about the breather solutions ...
He, Jingsong, Porseizan, K., Xu, Shuwei
core   +1 more source

Artificial intelligence and unemployment in high-tech developed countries: New insights from dynamic panel data model

open access: yesResearch in Globalization, 2023
This study examines the effect of artificial intelligence on unemployment in high-tech developed countries. While artificial intelligence is more discussed in futuristic aspects, comprehensive empirical studies are limited in the literature.
Hasraddin Guliyev
doaj   +1 more source

Speech Communication [PDF]

open access: yes, 1976
Contains research objectives and summary of research on six research projects and reports on three research projects.National Institutes of Health (Grant 5 RO1 NS04332-13)National Institutes of Health (Fellowship 1 F22 MH5825-01)National Institutes of ...
Blumstein, Sheila E.   +18 more
core  

Collective coordinate quantization and spin statistics of the solitons in the $\mathbb{C}P^N$ Skyrme-Faddeev model

open access: yes, 2016
The $\mathbb{C}P^N$ extended Skyrme-Faddeev model possesses planar soliton solutions. We consider quantum aspects of the solutions applying collective coordinate quantization in regime of rigid body approximation.
Amari, Yuki   +2 more
core   +1 more source

Replacement of Ores Recorded by Textures and Chemical Compositions of Sphalerite: An Example From the Furutobe Kuroko Deposit, Akita, Japan

open access: yesGeological Journal, EarlyView.
Coupled dissolution‐reprecipitation of early formed Cd‐, Fe‐, Ag‐ and Sb‐poor sphalerite through interaction with high‐temperature and high‐sulphur fugacity Cu‐rich fluids, responsible for the formation of the yellow ores, resulted in the formation of Cd‐, Fe‐, Ag‐ and Sb‐rich, heavily chalcopyrite‐diseased sphalerite and enrichment of critical metals ...
Manuel Nopeia   +4 more
wiley   +1 more source

MicroCT X-ray comparison of aligner gap and thickness of six brands of aligners: an in-vitro study

open access: yesProgress in Orthodontics, 2020
Background To investigate and compare the gap (i.e. fit) and thickness of six aligner systems (Airnivol, ALL IN, Arc Angel, F22, Invisalign and Nuvola) using industrial computed tomography (CT).
Luca Lombardo   +7 more
doaj   +1 more source

Capture of adeno‐associated viruses from clarified lysate by continuous flow ultracentrifugation: a comparative study of iodixanol and sucrose gradients

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND Adeno‐Associated Virus vectors are widely used in gene therapy due to their safety and efficacy. Despite the interest in their therapeutical application, AAV purification remains a significant challenge. Density gradient ultracentrifugation using cesium chloride, sucrose, or iodixanol gradients are common methods for AAV ...
Sabrina Leigheb   +6 more
wiley   +1 more source

Labour Migration of Poles

open access: yesStudia Ekonomiczne i Regionalne, 2020
Subject and purpose of work: The contemporary labour market in Poland is characterised by a large scale of migration of people, caused by the desire to find a good job. This situation is facilitated by the possibility of free movement within the European
Czapski Grzegorz
doaj   +1 more source

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