Splitting of Long-Wavelength Modes of the Fractional Quantum Hall Liquid at $\nu =1/3$

C. F. Hirjibehedin, Irene Dujovne, A. Pinczuk +3

Resonant inelastic light scattering experiments at $\nu =1/3$ reveal a novel splitting of the long wavelength modes in the low energy spectrum of quasiparticle excitations in the char…