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Full-Text Articles in Physical Sciences and Mathematics

A Current Algebra For Some Gauge Theory Amplitudes, V. Parameswaran Nair Nov 1988

A Current Algebra For Some Gauge Theory Amplitudes, V. Parameswaran Nair

Publications and Research

The classical amplitude for scattering of two positive helicity and n-2 negative helicity (or the other way) gauge bosons is shown to be generated by a Wess-Zumino-Witten (WZW) model for N= 4 supersymmetric gauge theory; i.e. the current algebra of the WZW model (with central charge k= 1 ) gives a Kac-Moody algebra as the symmetry behind these amplitudes.


¿Conservar, Para Qué?, Aldemaro Romero Jr. Jan 1988

¿Conservar, Para Qué?, Aldemaro Romero Jr.

Publications and Research

No abstract provided.


Multi Gluon Scattering: A String Based Calculation, David Kosower, Bum-Hoon Lee, V. Parameswaran Nair Jan 1988

Multi Gluon Scattering: A String Based Calculation, David Kosower, Bum-Hoon Lee, V. Parameswaran Nair

Publications and Research

We suggest the use of open bosonic string theory to compute multigluon scattering in QCD, since gauge invariance ,cyclic symmetry etc. are manifest in this approach. The method is illustrated by the computation of five gluon scattering.


New National Park For Venezuela, Aldemaro Romero Jr. Jan 1988

New National Park For Venezuela, Aldemaro Romero Jr.

Publications and Research

No abstract provided.


Ni(Ii) (Dioxo[16]Anen5)-Induced Methane Formation From Methyl Coenzyme M, Charles Michael Drain, Barry B. Cordon, David B. Sable Jan 1988

Ni(Ii) (Dioxo[16]Anen5)-Induced Methane Formation From Methyl Coenzyme M, Charles Michael Drain, Barry B. Cordon, David B. Sable

Publications and Research

The nickel tetrapyrrole containing factor, F430, is implicated in the final methane evolution step in methanogenic ba~terial-~ and has attracted considerable a t t e n t i ~ n . ~T- ~he essential role of F430 in methane formation was demonstrated by Ankel-Fuchs and Thauer, who reported the in vitro catalysis of H3CSCH2CH2S03-, methyl coenzyme M (methyl-CoM), to methane and CoM by purified methyl-CoM reductase under reducing condit i o n ~ .S~in ce F,,o exists in both the Ni(1) (or Ni(II1)) and the Ni(I1) states in Methanobacterium thermoautotrophicum,loi,t ll is of interest to examine the role of the …