The phonon energies calculated for TlGaS2 is 19.7 \pm 5 meV.
📌 3 Key Takeaways
🎯
Objective & Hypothesis:Absorption measurements were carried out on TlGaS2 sample in the temperature range between 10 and 320 K in 10 K steps.
📊
Key Findings & Data:There is an abrupt change in the Urbach energy at 180 K and 280 K and steepness parameter at 120 K and 220 K .Obtained from the changing of the Urbach energy, these may be phase transition temperatures.
💡
Conclusion & Impact:The phonon energies calculated for TlGaS2 is 19.7 \pm 5 meV.
🔬Design:Research Article
📍Scope:2 sample
⚙️Variables:Turk. J. Phys. · (2002) · 127-132. Full text: pdf Other articles published in the same issue: Turk. J. Phys.
Abstract
Absorption measurements were carried out on TlGaS2 sample in the temperature range between 10 and 320 K in 10 K steps. There is an abrupt change in the Urbach energy at 180 K and 280 K and steepness parameter at 120 K and 220 K .Obtained from the changing of the Urbach energy, these may be phase transition temperatures. The phonon energies calculated for TlGaS2 is 19.7 \pm 5 meV.
Özet
Absorption measurements were carried out on TlGaS2 sample in the temperature range between 10 and 320 K in 10 K steps. There is an abrupt change in the Urbach energy at 180 K and 280 K and steepness parameter at 120 K and 220 K .Obtained from the changing of the Urbach energy, these may be phase transition temperatures. The phonon energies calculated for TlGaS2 is 19.7 \pm 5 meV.
ATEŞ, A., GÜRBULAK, B., YILDIRIM, M. (2002). Urbach's Rule and Optical Properties for TlGaS2. Turkish Journal of Physics, Cilt: 26 - Sayı: 2, 127–132. https://ajindex.com/articles/724147