Homework & Solutions

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Homework 1 Solutions

Readings

(i)“Highly ordered graphene for two-dimensional electronics”, J. Hass et al., Applied Physics Letters,

Vol. 89, page 143106, (2006).

(ii) “The rise of graphene”, A.K. Geim and K.S. Novoselov, Nature Materials, vol. 6, p. 183, (2007)

Homework 2 Solutions

Readings

(1) Hamada et al., “New one-dimensional conductors: Graphitic microtubules”, Physical Review Letters, vol. 68, no. 10, pp. 1579-1581, (1992) and

(2) Saito et al., “Electronic structure of chiral graphene tubules”, Applied Physics Letters, vol. 60, no. 10, pp. 2204-2206, (1992)

(3) Cabria et al., “Metallic and semiconducting narrow carbon nanotubes”, Physical Review B, vol. 67, p. 121406, (2003)

Homework 3 SOLUTIONS

Sample mid-term exam

Exams\Midterm_Fall_2006.pdf

Mid-Term Exam (fall, 2007) SOLUTIONS

Homework 4 SOLUTIONS

Readings:

(1) “Phonon Engineering in nanostructures for solid-state energy conversion”, by G. Chen, T.Zeng, T. Borcia-Tasciuc and D.Song, Materials Science and Engineering A, vol. 292, p, 155-161, (2000)

(2) ” Thermal conductivity of superlattices”, S.Y. Ren and J.D. Dow, Physical review B, vol. 25 (6), p. 3750-3755, (1982)

Homework 5 SOLUTIONS

Readings:

(1) “Electron mobilities in modulation-doped semiconductor heterojunction superlattices” by R. Dingle, H.L. Stormer, A.C. Gossard, and W. Wiegemann, Applied Physics Letters, vol. 33, 665-667, (1978)

(2) “Electrical conductivity in Doped Polyacetylene”, C.K. Chiang et al., Physical Review Letters, vol. 39, No. 17, pp. 1098-1101, (1977)