INTERPRETATION OF URBACHS RULE

[1] DEXTER DL, 1958, SOLID STATE PHYSICS, V6

[2] FUNDAMENTAL ABSORPTION EDGE IN CADMIUM SULFIDE [J]. PHYSICAL REVIEW, 1958, 112 (03): : 785 - 792

[3] IMPURITY-BAND TAILS IN HIGH-DENSITY LIMIT .I. MINIMUM COUNTING METHODS [J]. PHYSICAL REVIEW, 1966, 148 (02): : 722 - +

[4] IMPURITY-BAND TAILS IN HIGH-DENSITY LIMIT .2. HIGHER ORDER CORRECTIONS [J]. PHYSICAL REVIEW, 1967, 153 (03): : 802 - +

[5] ELECTRONIC STATES IN VITREOUS SELENIUM [J]. PHYSICAL REVIEW, 1965, 139 (3A): : A970 - +

[6] SHAPES OF IMPURITY ABSORPTION BANDS IN SOLIDS [J]. PHYSICAL REVIEW, 1965, 140 (2A): : A601 - &

[7] THEORY OF URBACH RULE [J]. PHYSICAL REVIEW, 1966, 144 (02): : 582 - &

[8] KLICK CC, 1964, PHYS REV, V133, P1717

[9] KLICK CC, 1957, SOLID STATE PHYSICS

[10] KNOX RS, 1963, SOLID STATE PHYSI S5, P152

[1] DEXTER DL, 1958, SOLID STATE PHYSICS, V6

[2] FUNDAMENTAL ABSORPTION EDGE IN CADMIUM SULFIDE [J]. PHYSICAL REVIEW, 1958, 112 (03): : 785 - 792

[3] IMPURITY-BAND TAILS IN HIGH-DENSITY LIMIT .I. MINIMUM COUNTING METHODS [J]. PHYSICAL REVIEW, 1966, 148 (02): : 722 - +

[4] IMPURITY-BAND TAILS IN HIGH-DENSITY LIMIT .2. HIGHER ORDER CORRECTIONS [J]. PHYSICAL REVIEW, 1967, 153 (03): : 802 - +

[5] ELECTRONIC STATES IN VITREOUS SELENIUM [J]. PHYSICAL REVIEW, 1965, 139 (3A): : A970 - +

[6] SHAPES OF IMPURITY ABSORPTION BANDS IN SOLIDS [J]. PHYSICAL REVIEW, 1965, 140 (2A): : A601 - &

[7] THEORY OF URBACH RULE [J]. PHYSICAL REVIEW, 1966, 144 (02): : 582 - &

[8] KLICK CC, 1964, PHYS REV, V133, P1717

[9] KLICK CC, 1957, SOLID STATE PHYSICS

[10] KNOX RS, 1963, SOLID STATE PHYSI S5, P152