Giant optical activity from the radiative electromagnetic interactions in plasmonic nanoantennas

Nanoscale ◽  
2013 ◽  
Vol 5 (9) ◽  
pp. 3889 ◽  
Author(s):  
Peng Wang ◽  
Li Chen ◽  
Rongyao Wang ◽  
Yinglu Ji ◽  
Dawei Zhai ◽  
...  
Keyword(s):  
Optical Activity ◽  
Electromagnetic Interactions ◽  
Plasmonic Nanoantennas

Intense Optical Activity from Three-Dimensional Chiral Ordering of Plasmonic Nanoantennas

2011 ◽  
Vol 50 (24) ◽  
pp. 5499-5503 ◽  
Author(s):  
Andrés Guerrero-Martínez ◽  
Baptiste Auguié ◽  
José Lorenzo Alonso-Gómez ◽  
Zoran Džolić ◽  
Sergio Gómez-Graña ◽  
...  
Keyword(s):  
Optical Activity ◽  
Three Dimensional ◽  
Plasmonic Nanoantennas

Intense Optical Activity from Three-Dimensional Chiral Ordering of Plasmonic Nanoantennas

2011 ◽  
Vol 123 (24) ◽  
pp. 5613-5617 ◽  
Author(s):  
Andrés Guerrero-Martínez ◽  
Baptiste Auguié ◽  
José Lorenzo Alonso-Gómez ◽  
Zoran Džolić ◽  
Sergio Gómez-Graña ◽  
...  
Keyword(s):  
Optical Activity ◽  
Three Dimensional ◽  
Plasmonic Nanoantennas

Outer-sphere interaction of (S)-asparagine and (S)-glutamine with [Co(NH3)6]3+ ion and its possible role in ligand substitution

1987 ◽  
Vol 52 (10) ◽  
pp. 2457-2459
Author(s):  
František Jursík
Keyword(s):  
Amino Acids ◽  
Transition Region ◽  
Alkaline Medium ◽  
Optical Activity ◽  
Substitution Reaction ◽  
Outer Sphere ◽  
Ligand Substitution ◽  
Cotton Effect ◽  
Negative Cotton Effect

Optical activity of the achiral cation [Co(NH3)6]3+ is induced both by (S)-AsnONa and (S)-GlnONa, as shown by a negative Cotton effect in the 1A1g → 1T1g transition region. An outer-sphere interaction by three-point attachment of the amides can explain the fact that substitution reaction of [Co(NH3)6]3+ with the mentioned amides in an alkaline medium is unusually slow as compared with other amino acids.

The Standard Theory

2017 ◽  
Author(s):  
John Iliopoulos
Keyword(s):  
Gauge Theory ◽  
Invariant Theory ◽  
Standard Theory ◽  
Strong Interactions ◽  
Gauge Invariant ◽  
Electromagnetic Interactions ◽  
Protons And Neutrons ◽  
Free Particles ◽  
Theoretical Predictions ◽  
Theory And Experiment

All ingredients of the previous chapters are combined in order to build a gauge invariant theory of the interactions among the elementary particles. We start with a unified model of the weak and the electromagnetic interactions. The gauge symmetry is spontaneously broken through the BEH mechanism and we identify the resulting BEH boson. Then we describe the theory known as quantum chromodynamics (QCD), a gauge theory of the strong interactions. We present the property of confinement which explains why the quarks and the gluons cannot be extracted out of the protons and neutrons to form free particles. The last section contains a comparison of the theoretical predictions based on this theory with the experimental results. The agreement between theory and experiment is spectacular.

Structural characterization of proteins and viruses using Raman optical activity

2004 ◽  
Vol 35 (1-2) ◽  
pp. 87-92 ◽  
Author(s):  
Ewan W Blanch ◽  
Iain H McColl ◽  
Lutz Hecht ◽  
Kurt Nielsen ◽  
Laurence D Barron
Keyword(s):  
Optical Activity ◽  
Structural Characterization ◽  
Raman Optical Activity

scholarly journals Soft photon theorem in the small negative cosmological constant limit

2021 ◽  
Vol 2021 (8) ◽  
Author(s):  
Nabamita Banerjee ◽  
Karan Fernandes ◽  
Arpita Mitra
Keyword(s):  
Cosmological Constant ◽  
Tree Level ◽  
Leading Order ◽  
Asymptotically Flat ◽  
Soft Factor ◽  
Flat Spacetime ◽  
Electromagnetic Interactions ◽  
Flat Spacetimes ◽  
Perturbative Corrections ◽  
Soft Factors

Abstract We study the effect of electromagnetic interactions on the classical soft theorems on an asymptotically AdS background in 4 spacetime dimensions, in the limit of a small cosmological constant or equivalently a large AdS radius l. This identifies 1/l2 perturbative corrections to the known asymptotically flat spacetime leading and subleading soft factors. Our analysis is only valid to leading order in 1/l2. The leading soft factor can be expected to be universal and holds beyond tree level. This allows us to derive a 1/l2 corrected Ward identity, following the known equivalence between large gauge Ward identities and soft theorems in asymptotically flat spacetimes.

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