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Mahendra Sinha Roy

Publications and source records attributed to Mahendra Sinha Roy.

2 recordsLinked to original sources

Green's Function Approach to B.E. Condensation in the Alkali Atoms

A new scheme has been proposed to solve the B.E. condenstates in terms of Green's function approach. It has been shown that the radial wave function of two interacting atoms, moving in a common harmonic oscillator potential modified by an effective interaction,satifies an integral equation whose kernel is separable.The solution of the integral equation can be written in terms of the harmonic oscillator wave functions. The ground state wave function of the system can be written in terms of these solutions. PACS numbers:03.75Fi,02.60Cb,32.80Pj

quant-ph↗

Uses of QCD sumrules (QCDSR) from different points of view

We support the idea that the baryon, B with mass $M_B$, couples to its current with a coupling $\la_{B}^2 \sim 0.71 M_B^6$ from an analysis of magnetic moment sum rules. And we find a sum rule among the experimental magnetic moments which is independent of the parameters of QCDSR.

hep-ph↗