Results 71 to 80 of about 953,552 (275)

Possible Spin-triplet Superconductivity in NaxCoO2yH2O - 59Co NMR Study

open access: yes, 2005
We report 59Co NMR studies on the magnetically oriented powder samples of Co-oxide superconductors NaxCoO2yH2O with Tc ~ 4.7 K. From two-dimensional powder pattern in the NMR spectrum, the ab-plane Knight shift in the normal state was estimated by the ...
C Michioka   +12 more
core   +2 more sources

The Role of Actual and Purported Origin in e‐Commerce Wine Pricing: Evidence From Italian and French Names on Labels

open access: yesAgribusiness, EarlyView.
ABSTRACT The origin of a product, if associated with good quality, can contribute to building a positive collective reputation, leading to a potential price premium. However, it is conceivable that a producer markets a product by evoking symbols, images, words, and values typical of places other than where it was designed or produced, creating a ...
Annalisa Caloffi   +2 more
wiley   +1 more source

US refugee exclusion practices

open access: yesForced Migration Review, 2017
The issue of ‘material support’ provided to an organisation deemed to be involved in terrorism has been fraught with contention in US immigration law circles, most often over the issue of support provided under duress.
Katherine Knight
doaj  

The New News: Journalism We Want and Need [PDF]

open access: yes, 2009
Economic pressures on one hand and continuing democratization of news on the other have already changed the news picture in Chicago, as elsewhere in the U.S.
Gordon Mayer, Thom Clark
core  

The Geography of Success: A Spatial Analysis of Export Intensity in the Italian Wine Industry

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper investigates the paradox of how Italy's fragmented, SME‐dominated wine industry achieves global export success. Moving beyond purely firm‐centric explanations, we test whether export intensity is spatially dependent, clustering geographically in regional ecosystems.
Nicolas Depetris Chauvin, Jonas Di Vita
wiley   +1 more source

Causal analysis of trade loss from pathogens: A global study of foot and mouth disease impacts on meat exports

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Our general interest is in global trade loss from livestock pathogens, specifically exports. We adopt a causal inference approach that considers animal disease outbreaks over time as non‐staggered binary treatments with the potential for switching in (infection) and out of treatment (recovery) within the sample period. The outcome evolution of
Mohammad Maksudur Rahman   +1 more
wiley   +1 more source

Proving the existence of Euclidean knight's tours on n×n×...×n chessboards for n<4 [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
The Knight's Tour problem consists of finding a Hamiltonian path for the knight on a given set of points so that the knight can visit exactly once every vertex of the mentioned set. In the present, we provide a 5-dimensional alternative to the well-known
Marco Ripà
doaj   +1 more source

40 Years of FOIA, 20 Years of Delay: Oldest Pending Freedom of Information Requests Date Back to the 1980s [PDF]

open access: yes, 2007
Presents findings from the Knight Open Government Survey, which surveys government offices and agencies on the status of their public information requests, and finds that extensive backlogs ...
Catherine Nielsen
core  

Knight shift detection using gate-induced decoupling of the hyperfine interaction in quantum Hall edge channels

open access: yes, 2006
A method for the observation of the Knight shift in nanometer-scale region in semiconductors is developed using resistively detected nuclear magnetic resonance (RDNMR) technique in quantum Hall edge channels.
Hamaya, K., Machida, T., Masubuchi, S.
core   +1 more source

Drivers of insect herbivory resistance and tolerance to plant damage in the Brachypodium distachyon species complex

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Insect herbivory is a major biotic factor shaping plant populations and driving the evolution of defensive traits. Polyploidy (whole‐genome duplication) often induces substantial phenotypic and genotypic changes that may affect species interactions, including herbivory.
Antonio J. Manzaneda   +4 more
wiley   +1 more source

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