Results 31 to 40 of about 835,473 (337)

Incorporating Uncertainties in Atomic Data Into the Analysis of Solar and Stellar Observations: A Case Study in Fe XIII

open access: yes, 2018
Information about the physical properties of astrophysical objects cannot be measured directly but is inferred by interpreting spectroscopic observations in the context of atomic physics calculations. Ratios of emission lines, for example, can be used to
Cisewski-Kehe, Jessi   +8 more
core   +1 more source

Meson and Quark Degrees of Freedom and the Radius of the Deuteron [PDF]

open access: yes, 1996
The existing experimental data for the deuteron charge radius are discussed. The data of elastic electron scattering are inconsistent with the value obtained in a recent atomic physics experiment.
Buchmann, A. J.   +2 more
core   +2 more sources

Weak Interactions in Atoms and Nuclei: The Standard Model and Beyond

open access: yes, 2003
Studies in nuclear and atomic physics have played an important role in developing our understanding of the Standard Model of electroweak interactions. We review the basic ingredients of the Standard Model, and discuss some key nuclear and atomic physics ...
Ramsey-Musolf, M. J., Secrest, J.
core   +1 more source

Entanglement of orbital angular momentum states between an ensemble of cold atoms and a photon [PDF]

open access: yes, 2006
Recently, atomic ensemble and single photons were successfully entangled by using collective enhancement [D. N. Matsukevich, \textit{et al.}, Phys. Rev. Lett. \textbf{95}, 040405(2005).], where atomic internal states and photonic polarization states were
K. Usami   +6 more
core   +2 more sources

Handbook explaining the fundamentals of nuclear and atomic physics [PDF]

open access: yes, 1969
Indoctrination document presents nuclear, reactor, and atomic physics in an easy, straightforward manner. The entire subject of nuclear physics including atomic structure ionization, isotopes, radioactivity, and reactor dynamics is ...
Hanlen, D. F., Morse, W. J.
core   +1 more source

Atomic interaction effects in the superradiant light scattering from a Bose-Einstein condensate [PDF]

open access: yes, 2003
We investigate the effects of the atomic interaction in the Superradiant Rayleigh scattering from a Bose-Einstein condensate driven by a far-detuned laser beam.
D. Schneble   +17 more
core   +4 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Elastic, inelastic and inclusive alpha cross sections in 6Li+112Sn system

open access: yesEPJ Web of Conferences, 2016
Elastic, inelastic and inclusive alpha cross sections have been measured. Coupled-channels calculations by including the couplings of projectile breakup channels and target excitations explain the measured elastic and inelastic data.
Chattopadhyay D.   +12 more
doaj   +1 more source

Symmetric ground states for a stationary relativistic mean-field model for nucleons in the nonrelativistic limit [PDF]

open access: yes, 2012
In this paper we consider a model for a nucleon interacting with the $\omega$ and $\sigma$ mesons in the atomic nucleus. The model is relativistic, but we study it in the nuclear physics nonrelativistic limit, which is of a very different nature from the
Esteban, Maria J., Nodari, Simona Rota
core   +3 more sources

The anti‐CRISPR protein AcrIE8.1 inhibits the type I‐E CRISPR‐Cas system by directly binding to the Cascade subunit Cas11

open access: yesFEBS Letters, EarlyView.
In this study, we present the structure of AcrIE8.1, a previously uncharacterized anti‐CRISPR protein that inhibits the type I‐E CRISPR‐Cas system. Through a combination of structural and biochemical analyses, we demonstrate that AcrIE8.1 directly binds to the Cas11 subunit of the Cascade complex to inhibit the CRISPR‐Cas system.
Young Woo Kang, Hyun Ho Park
wiley   +1 more source

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