Landau-level width : magnetic-field and temperature dependences

• Main Authors: Wang, Lipo., O'Connell, R. F.
• Other Authors: School of Electrical and Electronic Engineering
• Format: Article
• Language: English
• Published: 2012
• Subjects: DRNTU::Engineering
• Online Access: https://hdl.handle.net/10356/84925; http://hdl.handle.net/10220/8119
• Institution: Nanyang Technological University

We calculate the effect of level broadening on the steady part of the magnetic moment and specific heat by deriving an analytic expression for the free energy of a two-dimensional electron gas in a uniform magnetic field, with an arbitrary Landau-level broadening and at a finite temperature. Measure...