- Tytuł:
- Electron Paramagnetic Resonance of Cr in PbTe
- Autorzy:
-
Story, T.
Wilamowski, Z.
Grodzicka, E.
Witkowska, B.
Dobrowolski, W. - Powiązania:
- https://bibliotekanauki.pl/articles/1929751.pdf
- Data publikacji:
- 1993-10
- Wydawca:
- Polska Akademia Nauk. Instytut Fizyki PAN
- Tematy:
-
75.50.Pp
72.20.My - Opis:
- We present the results of the low temperature electron paramagnetic resonance (EPR) and transport investigations of the crystals of Pb$\text{}_{1-x}$Cr$\text{}_{x}$Te (x ≤ 0.01). The samples with chromium concentrations x ≥ 0.0015 are all n-type. For these samples we observe the single EPR line with the g-factor decreasing from g = 1.97 till g = 1.93 with increasing carrier concentration. This resonance can be attributed to electrically and magnetically active Cr$\text{}^{3+}$ ions. The crystals with Cr concentration x ≤ 0.0015 may be both n- and p-type. The EPR spectrum of these samples consists of two lines: the one discussed above and the other one with g = 1.99 observed only for samples with electron concentration n ≤ 10$\text{}^{18}$ cm$\text{}^{-3}$.
- Źródło:
-
Acta Physica Polonica A; 1993, 84, 4; 773-775
0587-4246
1898-794X - Pojawia się w:
- Acta Physica Polonica A
- Dostawca treści:
- Biblioteka Nauki