Title of article :
Imaging the low compressibility strips formed by the quantum hall liquid in a smooth potential gradient
Author/Authors :
G Finkelstein، نويسنده , , P.I Glicofridis، نويسنده , , S.H. Tessmer، نويسنده , , R.C Ashoori، نويسنده , , M.R Melloch، نويسنده ,
Issue Information :
دوهفته نامه با شماره پیاپی سال 2000
Abstract :
We locally image the low-compressibility strip corresponding to integer Quantum Hall filling factor ν=2 and find that its width appears significantly larger than that predicted by theory. We explain this result by a disorder-induced finite density of states in the cyclotron gap.
Keywords :
Density of states , Incompressible strips , Quantum Hall effect
Journal title :
Physica E Low-dimensional Systems and Nanostructures
Journal title :
Physica E Low-dimensional Systems and Nanostructures
