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On some problems in the screening length determination in heavily doped semiconductors

D. Tjapkin ; Faculty of Electrical Engineering, Belgrade
M. Avramov ; Institute of Physics, Novi Sad
T. Tošić ; Electronic Faculty, Niš
M. Jevtić ; Institute of Physics, Belgrade


Puni tekst: engleski pdf 12.753 Kb

str. 260-263

preuzimanja: 41

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Sažetak

Four problems that arise in evaluation of the screening length are discussed. (i) According to the existing models the standard deviation begins to decrease with further increase of N. (ii) The normalizing factor in ∫ρdE = κN should be κ = 1 (for κ = 2, Eₓ ≠ Ed²). (iii) The boundary conditions for eqn. (1) should contain a correction ε, according to (14). (iv) The well-known incomplete procedure need not be solved self-consistently; a differential equation (15) may be solved instead.

Ključne riječi

Hrčak ID:

339607

URI

https://hrcak.srce.hr/339607

Datum izdavanja:

20.12.1989.

Posjeta: 136 *