Results 11 to 20 of about 2,859,006 (301)

Colloquium: Graphene spectroscopy [PDF]

open access: yes, 2014
Spectroscopic studies of electronic phenomena in graphene are reviewed. A variety of methods and techniques are surveyed, from quasiparticle spectroscopies (tunneling, photoemission) to methods probing density and current response (infrared optics, Raman)
A. Lanzara   +5 more
core   +1 more source

ABJM Dibaryon Spectroscopy [PDF]

open access: yes, 2011
We extend the proposal for a detailed map between wrapped D-branes in Anti-de Sitter space and baryon-like operators in the associated dual conformal field theory provided in hep-th/0202150 to the recently formulated AdS_4 \times CP^3/ABJM correspondence.
A Gustavsson   +48 more
core   +3 more sources

Intramolecular vibrational dynamics of ν1 mode in (CF3)2C=C=O molecule induced by resonant IR femtosecond radiation

open access: yesEPJ Web of Conferences, 2017
Intramolecular dynamics of the vibrational levels (up to v = 5) of the ν1 mode in (CF3)2CCO molecule, induced via multiphoton selective excitation of this mode by resonant femtosecond IR radiation, was studied.
Chekalin S.V.   +10 more
doaj   +1 more source

Tetraquark spectroscopy [PDF]

open access: yes, 2006
A complete classification of tetraquark states in terms of the spin-flavor, color and spatial degrees of freedom was constructed. The permutational symmetry properties of both the spin-flavor and orbital parts of the quark-quark and antiquark-antiquark ...
C. Alexandrou   +6 more
core   +2 more sources

Exploring optoelectronic properties and mechanisms of layered ferroelectric K4Nb6O17 nanocrystalline films and nanolaminas

open access: yesScientific Reports, 2017
Two-dimensional layered K4Nb6O17 (KN) was easily formed as a secondary phase caused by the volatilization of alkali metal ions, when preparing ferroelectric K x Na1−x NbO3 based ceramics and films.
Qinglin Deng   +7 more
doaj   +1 more source

Intensity-Correlation Spectroscopy [PDF]

open access: yes, 1965
A survey is given of techniques for spectroscopic analysis using intensity fluctuations. Particular attention is given to counting times, the role of macroscopic sources and detectors, and the electronic constraints placed on the ...
Goldberger, M. L.   +2 more
core   +2 more sources

Frequency stabilization of diode laser on the wavelength of 5P3/2→5D5/2 of rubidium transition

open access: yesEPJ Web of Conferences, 2017
The method of frequency stabilization of diode laser on the wavelength of 5P3/2→5D5/2 of rubidium (776 nm) has been realized. The two-photon absorption spectroscopy of the rubidium vapors is underlie of the suggested scheme.
Kalatskiy A.Yu.   +3 more
doaj   +1 more source

Tracing multiple scattering trajectories for deep optical imaging in scattering media

open access: yesNature Communications, 2023
Multiple light scattering hampers imaging objects in complex scattering media. Approaches used in real practices mainly aim to filter out multiple scattering obscuring the ballistic waves that travel straight through the scattering medium.
Sungsam Kang   +6 more
doaj   +1 more source

Flavored tetraquark spectroscopy [PDF]

open access: yes, 2014
The recent confirmation of the charged charmonium like resonance Z(4430) by the LHCb experiment strongly suggests the existence of QCD multi quark bound states. Some preliminary results about hypothetical flavored tetraquark mesons are reported.
A. L., Guerrieri   +4 more
core   +1 more source

Nanolocalized UV source of laser radiation

open access: yesEPJ Web of Conferences, 2017
We show the results of optical nonlinear interaction of laser light with plasmonic nanostructures. Creation of a nanolocalized source of UV radiation (λ = 260 nm) of the record high intensity was demonstated.
Melentiev P.N.   +3 more
doaj   +1 more source

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