Real-time electron cyclotron oscillations observed by terahertz techniques in semiconductor

Some, D.; Nurmikko, A.V.
December 1994
Applied Physics Letters;12/26/1994, Vol. 65 Issue 26, p3377
Academic Journal
Demonstrates optoelectronically generated terahertz electromagnetic transients to detect coherent oscillations in doped semiconductor heterostructures. Response of mobile electrons in semiconductor, far-infrared spectroscopy; Determination of quantum scattering by cyclotron resonance (CR); Induction of CR coupling to excitation modes.


Related Articles

  • Electron cyclotron resonance in silicon/silicon germanium heterostructures. Murphy, S.Q.; Schlesinger, Z. // Applied Physics Letters;7/12/1993, Vol. 63 Issue 2, p222 

    Examines the cyclotron resonance absorption of two-dimensional electron gas in strained silicon/silicon germanium heterostructures. Dependence of cyclotron absorption on field and carrier density; Calculation for the effective mass; Range of temperature and magnetic field used in the study.

  • Optical detection of magnetic resonance and of exciton-level anticrossing in quantum wells and superlattices. Baranov, P. G.; Romanov, N. G. // Physics of the Solid State;May99, Vol. 41 Issue 5, p805 

    Recent studies of excitonic and electron-hole recombination in GaAs/AlAs quantum wells and superlattices are reported using microwave-optical spectroscopy of low-dimensional structures developed by the authors.

  • Influence of the quality of the heterointerface on the cyclotron resonance spectra of InAs/(AlGa)Sb heterostructures. Vasil’ev, Yu. B.; Suchalkin, S. D.; Ivanov, S. V.; Mel’tser, B. Ya.; Tsatsul’nikov, A. F.; Neklyudov, P. V.; Kop’ev, P. S. // Semiconductors;Oct97, Vol. 31 Issue 10, p1071 

    Cyclotron resonance is measured in solitary type-II InAs-AlGaSb quantum wells grown by molecular-beam epitaxy under various growth conditions. Quantum oscillations observed in the cyclotron resonance spectra in InAs-GaSb samples are attributed to scattering by a shortrange potential due to...

  • Low-frequency measurements of cyclotron resonance in a high-mobility 2D electron gas in GaAs/AlGaAs heterostructures. Polisskii, A. V.; Talyanskii, V. I.; Cole, J.; Smith, C. G.; Pepper, M.; Ritchie, D. A.; Frost, J. E. F.; Jones, G. A. C. // Journal of Applied Physics;11/15/1992, Vol. 72 Issue 10, p4736 

    Presents information on a study which investigated the cyclotron resonance in gallium heterostructures containing a high-mobility two-dimensional electron gas. Background of the study; Methodology of the study; Results and discussion.

  • Cyclotron resonance and magnetotransport measurements in Al[sub x]Ga[sub 1-x]N/GaN heterostructures for x=0.15–0.30. Li, Z.-F.; Lu, W.; Shen, S. C.; Holland, S.; Hu, C. M.; Heitmann, D.; Shen, B.; Zheng, Y. D.; Someya, T.; Arakawa, Y. // Applied Physics Letters;1/21/2002, Vol. 80 Issue 3, p431 

    Cyclotron resonance (CR) and magnetotransport experiments have been performed on modulation Si-doped Al[sub x]Ga[sub 1-x]N/GaN heterostructures with aluminum fraction x varying from 0.15 to 0.30. A clear CR absorption and Shubnikov–de Haas oscillations have been observed. The CR line...

  • Nonparabolicity of the conduction band of wurtzite GaN. Syed, S.; Heroux, J. B.; Wang, Y. J.; Manfra, M. J.; Molnar, R. J.; Stormer, H. L. // Applied Physics Letters;12/1/2003, Vol. 83 Issue 22, p4553 

    Using cyclotron resonance, we measure the effective mass, m[sup *], of electrons in AlGaN/GaN heterostructures with densities, n[sub 2D]∼1 to 6×10[sup 12] cm[sup -2]. From our extensive data, we extrapolate a band edge mass of (0.208±0.002)m[sub e]. By comparing our m[sup *] data...

  • Transient transport in bulk Ga0.47ln0.53As and the two-dimensional electron gas in Ga0.47ln0.53As/Al0.48ln0.52As. Yoon, K. S.; Stringfellow, G. B.; Huber, R. J. // Journal of Applied Physics;2/15/1988, Vol. 63 Issue 4, p1126 

    Describes the transient transport properties of two-dimensional electronic gas (2DEG) formed in gallium indium arsenide/aluminum indium arsenide single-well heterostructure. Discussion of Monte Carlo simulation; Information on transient transport; Average velocities in the 2DEG.

  • Magneto-optical absorption in a two-dimensional electron grid. Zhao, Y.; Tsui, D.C. // Applied Physics Letters;3/23/1992, Vol. 60 Issue 12, p1510 

    Investigates the magneto-optical absorption in a two-dimensional (2D) electron grid in the gallium arsenide/Al[sub 0.35]Ga[sub 0.65]As heterostructure. Observation of cyclotron resonances and anomalous dispersion in antidots; Dependence of the anomaly on the 2D electron density; Mixture of...

  • Terahertz Induced Photoconductivity of 2D Electron System in HEMT at Low Magnetic Field. Chebotarev, Andrey; Chebotareva, Galina // AIP Conference Proceedings;2005, Vol. 772 Issue 1, p1184 

    A few results of our study of two-dimensional electron system (2DES) in low magnetic fields in GaAs/GaAlAs heterostructures by cyclotron resonance (CR) and photoconductivity techniques are presented. We have first discovered “CR-vanishing effect” in 2DES as well-defined crevasse on...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics