... 64, No. 1, (July 19 96), 51- 56, ISSN 10 90-6487. Yang R. Q. (19 95). Optical intersubband transitions in conduction-band quantum wells. Phys. Rev. B vol. 33, No. 16 , (Oct. 19 95-II), 11 958 -11 968, ... = 20 Å0 = 10 Å Eb [meV]Lc [Å] 40 60 80 10 0 12 08 10 12 14 ÅÅÅ6040 10 0 =0 =0 =00 = BGQW Eb [meV]Lc [Å] 40 60 80 10 0 12 08 10 12 14 16 600 =400 ... Phys., vo.l. 13 1, (2009), 14 4 510 , ISSN 00 21- 9606. Tsu, R. & Esaki, L. (19 73). Tunneling in a finit superlattice. Appl. Phys. Lett., vol. 22, No. 11 (19 73), 562-564, ISSN 10 77- 311 8. Unlu,...