Results 61 to 70 of about 182,622 (338)

Chiral phase transitions and quantum critical points of the D3/D7(D5) system with mutually perpendicular E and B fields at finite temperature and density

open access: yes, 2011
We study chiral symmetry restoration with increasing temperature and density in gauge theories subject to mutually perpendicular electric and magnetic fields using holography.
A Karch   +33 more
core   +1 more source

Chiral symmetry [PDF]

open access: yes, 2008
47 pages, Latex with lamuphys.sty, 9 figures embedded. To appear in Proc. of 37. Internationale Universitaetswochen fuer Kern- und Teilchenphysik, Schladming, Austria, Feb.
openaire   +2 more sources

Wavelength‐Dependent Differential Amplification of Raman Scattering by Chiral Gold Nanorods for Multiplexed Encoding

open access: yesAdvanced Functional Materials, EarlyView.
The SERS spectra of reporter molecules adsorbed on chiral gold nanorods depends on the handedness of circularly polarized light (CPL‐SERS). The bisignate plasmonic CD spectra of chiral nanorods provides wavelength‐dependent CPL‐SERS. Selective discrimination of chiral nanorod handedness and different Raman reporters allow highly sensitive codification ...
Andrés Serrano‐Freijeiro   +9 more
wiley   +1 more source

A chiral Λ-bms4 symmetry of AdS4 gravity

open access: yesNuclear Physics B
Generalising the chiral boundary conditions of R1,3 gravity for AdS4 gravity, we derive chiral locally AdS4 solutions in the Newman-Unti gauge consistent with a variational principle whose asymptotic symmetry algebra we show, to be an infinite ...
Nishant Gupta, Nemani V. Suryanarayana
doaj   +1 more source

Quantization of chiral antisymmetric tensor fields

open access: yes, 2005
Chiral antisymmetric tensor fields can have chiral couplings to quarks and leptons. Their kinetic terms do not mix different representations of the Lorentz symmetry and a local mass term is forbidden by symmetry.
C. WETTERICH, Ogievetsky V. I.
core   +4 more sources

Total Chiral Symmetry Breaking during Crystallization: Who needs a "Mother Crystal"? [PDF]

open access: yes, 2005
Processes that can produce states of broken chiral symmetry are of particular interest to physics, chemistry and biology. Chiral symmetry breaking during crystallization of sodium chlorate occurs via the production of secondary crystals of the same ...
Cristobal Viedma   +7 more
core   +3 more sources

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

Extended SSH Model in Non-Hermitian Waveguides with Alternating Real and Imaginary Couplings

open access: yesApplied Sciences, 2020
We studied the topological properties of an extended Su–Schrieffer–Heeger (SSH) model composed of a binary waveguide array with alternating real and imaginary couplings.
Ziwei Fu   +5 more
doaj   +1 more source

Mapping chiral symmetry breaking in the excited baryon spectrum [PDF]

open access: yes, 2016
We study the conjectured "Insensitivity to Chiral Symmetry Breaking" in the highly excited light baryon spectrum. While the experimental spectrum is being measured at JLab and CBELSA/TAPS, this insensitivity remains to be computed theoretically in detail.
Bicudo, Pedro   +3 more
core   +3 more sources

Large Anomalous and Topological Hall Effect and Nernst Effect in a Dirac Kagome Magnet Fe3Ge

open access: yesAdvanced Functional Materials, EarlyView.
Fe3Ge, a Kagome‐lattice magnet, exhibits remarkable anomalous Hall and Nernst effects, with transverse thermoelectric conductivity surpassing or comaprable to some well‐known ferromagnets. First‐principles calculations attribute these to Berry curvature from massive Dirac gaps. Additionally, topological Hall and Nernst signals emerge from field‐induced
Chunqiang Xu   +11 more
wiley   +1 more source

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