a.

Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Segment c Segment c: Segment [C, D] of Quadrilateral poly1 Segment a_1 Segment a_1: Segment [A_1, B_1] of Quadrilateral poly1_1 Segment f Segment f: Segment [A, D_1] Segment g Segment g: Segment [E, F] Segment h Segment h: Segment [G, H] CB text1 = “CB” E_ {D} text1_1 = “E_ {D} “ E_ {D} text1_1 = “E_ {D} “ E_ {F} text1_2 = “E_ {F} “ E_ {F} text1_2 = “E_ {F} “ VB text1_3 = “VB” Conduction, Valence Bands and Impurity, Fermi Levels (Choice A)

In figure conduction band, valence band, impurity level and Fermi level for silicon doped with Arsenic are shown.

b.

Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Segment c Segment c: Segment [C, D] of Quadrilateral poly1 Segment a_1 Segment a_1: Segment [A_1, B_1] of Quadrilateral poly1_1 Segment f Segment f: Segment [A, D_1] Segment g Segment g: Segment [E, F] Segment h Segment h: Segment [G, H] CB text1 = “CB” E_ {D} text1_1 = “E_ {D} “ E_ {D} text1_1 = “E_ {D} “ E_ {F} text1_2 = “E_ {F} “ E_ {F} text1_2 = “E_ {F} “ VB text1_3 = “VB” Conduction, Valence Bands and Impurity, Fermi Levels (Choice B)

In figure conduction band, valence band, impurity level and Fermi level for silicon doped with Arsenic are shown.

c.

Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Segment c Segment c: Segment [C, D] of Quadrilateral poly1 Segment a_1 Segment a_1: Segment [A_1, B_1] of Quadrilateral poly1_1 Segment f Segment f: Segment [A, D_1] Segment g Segment g: Segment [E, F] Segment h Segment h: Segment [G, H] CB text1 = “CB” E_ {D} text1_1 = “E_ {D} “ E_ {D} text1_1 = “E_ {D} “ E_ {F} text1_2 = “E_ {F} “ E_ {F} text1_2 = “E_ {F} “ VB text1_3 = “VB” Conduction, Valence Bands and Impurity, Fermi Levels (Choice C)

In figure conduction band, valence band, impurity level and Fermi level for silicon doped with Arsenic are shown.

d.

Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Quadrilateral poly1_1 Quadrilateral poly1_1: Polygon A_1, B_1, C_1, D_1 Segment c Segment c: Segment [C, D] of Quadrilateral poly1 Segment a_1 Segment a_1: Segment [A_1, B_1] of Quadrilateral poly1_1 Segment f Segment f: Segment [A, D_1] Segment g Segment g: Segment [E, F] Segment h Segment h: Segment [G, H] CB text1 = “CB” E_ {D} text1_1 = “E_ {D} “ E_ {D} text1_1 = “E_ {D} “ E_ {F} text1_2 = “E_ {F} “ E_ {F} text1_2 = “E_ {F} “ VB text1_3 = “VB” Conduction, Valence Bands and Impurity, Fermi Levels (Choice D)

In figure conduction band, valence band, impurity level and Fermi level for silicon doped with Arsenic are shown.