Results 11 to 20 of about 3,540,464 (34)

Strange mesons and kaon-to-pion transition form factors from holography [PDF]

open access: yes, 2009
We present a calculation of the $K_{\ell 3}$ transition form factors using the AdS/QCD correspondence. We also solidify and extend our ability to calculate quantities in the flavor-broken versions of AdS/QCD.
Carl E. Carlson   +4 more
core   +1 more source

Regular versus singular order of contact on pseudoconvex hypersurfaces

open access: yes, 2017
The singular and regular type of a point on a real hypersurface $\mathcal H$ in $\mathbb C^n$ are shown to agree when the regular type is strictly less than 4. If $\mathcal H$ is pseudoconvex, we show they agree when the regular type is 4.
McNeal, Jeffery D., Mernik, Luka
core   +1 more source

A Comparison of Spectroscopic versus Imaging Techniques for Detecting Close Companions to Kepler Objects of Interest [PDF]

open access: yes, 2015
(Abbreviated) Kepler planet candidates require both spectroscopic and imaging follow-up observations to rule out false positives and detect blended stars.
Ciardi, David R.   +8 more
core   +3 more sources

Current percolation and anisotropy in polycrystalline MgB$_2$

open access: yes, 2003
The influence of anisotropy on the transport current in MgB$_2$ polycrystalline bulk samples and wires is discussed. A model for the critical current density is proposed, which is based on anisotropic London theory, grain boundary pinning and percolation
A. S. Skal   +13 more
core   +1 more source

Humans and deep networks largely agree on which kinds of variation make object recognition harder [PDF]

open access: yes, 2016
View-invariant object recognition is a challenging problem, which has attracted much attention among the psychology, neuroscience, and computer vision communities.
Ganjtabesh, Mohammad   +3 more
core   +2 more sources

Reduced neutron widths in the nuclear data ensemble: Experiment and theory do not agree

open access: yes, 2010
I have analyzed reduced neutron widths ({\Gamma}_{n}^0) for the subset of 1245 resonances in the nuclear data ensemble (NDE) for which they have been reported.
Koehler, P. E.
core   +2 more sources

Do scientists agree about climate change? public perceptions from a New Hampshire survey [PDF]

open access: yes, 2010
This report, a collaboration of the Carsey Institute, the UNH Survey Center, and the UNH Office of Sustainability, is the first of a new initiative that will track public perceptions about climate change as they change over time.
Hamilton, Lawrence C.
core   +1 more source

Relative distances of Omega Centauri and 47 Tucanae

open access: yes, 2008
We present precise optical and near-infrared ground-based photometry of two Globular Clusters (GCs): Omega Cen and 47 Tuc. These photometric catalogs are unbiased in the Red Giant Branch (RGB) region close to the tip.
A. Calamida   +42 more
core   +1 more source

Large amplitude electrothermal waves in a nonequilibrium plasma [PDF]

open access: yes, 1967
Steady, one-dimensional current streamers have been observed in nonequilibrium plasma subjected to crossed E and B fields.
Gilpin, Robert R., Zukoski, Edward E.
core   +1 more source

Higher spin quasinormal modes and one-loop determinants in the BTZ black hole

open access: yes, 2011
We solve the wave equations of arbitrary integer spin fields in the BTZ black hole background and obtain exact expressions for their quasinormal modes.
B Chen   +28 more
core   +1 more source

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