Serguei M. Komirenko Tsen, K. T., Kiang, J. G., Ferry, D. K., Kochelap, V. A., Komirenko, S. M., Kim, K. W., & Morkoc, H. (2006). Subpicosecond Raman studies of electric-field-induced optical phonon instability in an In0.53Ga0.47As-based semiconductor nanostructure. Journal of Physics: Condensed Matter, 18(34), 7961–7974. https://doi.org/10.1088/0953-8984/18/34/009 Komirenko, S. M., Kim, K. W., Kochelap, V. A., & Woolard, D. L. (2004). Low-field electron runaway and spontaneous formation of two-beam velocity distribution in polar semiconductors. Physical Review B, 69(23). https://doi.org/10.1103/physrevb.69.233201 Zavada, J. M., Komirenko, S. M., Kim, K. W., & Kochelap, V. A. (2003). Efficient nitride-based short-wavelength emitters with enhanced hole injection. Compound Semiconductors 2002, 174(2003), 401–404. Komirenko, S. M., Kim, K. W., Kochelap, V. A., & Zavada, J. M. (2003). Enhancement of hole injection for nitride-based light-emitting devices. Solid-State Electronics, 47(1), 169–171. https://doi.org/10.1016/S0038-1101(02)00314-3 Komirenko, S. M., Kim, K. W., Kochelap, V. A., Koroteev, V. V., & Stroscio, M. A. (2003). Nonlinear regimes of coherent optical phonon generation in quantum wells under electric current pumping. Physical Review B, 68(15). https://doi.org/10.1103/physrevb.68.155308 Liang, W., Tsen, K. T., Sankey, O. F., Komirenko, S. M., Kim, K. W., Kochelap, V. A., … Morkoç, H. (2003). Observation of optical phonon instability induced by drifting electrons in semiconductor nanostructures. Applied Physics Letters, 82(12), 1968–1970. https://doi.org/10.1063/1.1563730 Komirenko, S. M., Kim, K. W., Kochelap, V. A., & Stroscio, M. A. (2002). Confinement and amplification of acoustic waves in cubic heterostructures. Physical Review B, 65(15). https://doi.org/10.1103/physrevb.65.155321 Komirenko, S. M., Kim, K. W., Kochelap, V. A., & Stroscio, M. A. (2002). Confinement and amplification of terahertz acoustic phonons in cubic heterostructures. Physica B: Condensed Matter, 316-317, 356–358. https://doi.org/10.1016/S0921-4526(02)00506-9 Komirenko, S. M., Kim, K. W., Kochelap, V. A., & Zavada, J. M. (2002). Laterally doped heterostructures for III–N lasing devices. Applied Physics Letters, 81(24), 4616–4618. https://doi.org/10.1063/1.1527985 Stroscio, M., Dutta, M., Kahn, D., Kim, K. W., & Komirenko, S. (2002). Phonons in nanostructures: device applications. Physica B: Condensed Matter, 316-317, 8–11. https://doi.org/10.1016/s0921-4526(02)00418-0 Komirenko, S. M., Kim, K. W., Demidenko, A. A., Kochelap, V. A., & Stroscio, M. A. (2001). Amplification of transverse acoustic phonons in quantum well heterostructures with piezoelectric interaction. Journal of Applied Physics, 90(8), 3934–3941. https://doi.org/10.1063/1.1402145 Komirenko, S. M., Kim, K. W., Stroscio, M. A., & Dutta, M. (2001). Applicability of the Fermi golden rule and the possibility of low-field runaway transport in nitrides. Journal of Physics: Condensed Matter, 13(28), 6233–6246. https://doi.org/10.1088/0953-8984/13/28/306 Komirenko, S. M., Kim, K. W., Kochelap, V. A., Fedorov, I., & Stroscio, M. A. (2001). Generation of coherent confined LO phonons under the drift of two-dimensional electrons. Physical Review B, 63(16). https://doi.org/10.1103/physrevb.63.165308 Komirenko, S. M., Kim, K. W., Kochelap, V. A., & Stroscio, M. A. (2001, November). High-field electron transport in nanoscale group-III nitride devices. PHYSICA STATUS SOLIDI B-BASIC RESEARCH, Vol. 228, pp. 593–597. https://doi.org/10.1002/1521-3951(200111)228:2<593::aid-pssb593>3.0.co;2-2 Dutta, M., Alexson, D., Bergman, L., Nemanich, R. J., Dupuis, R., Kim, K. W., … Stroscio, M. (2001). Phonons in III–V nitrides: Confined phonons and interface phonons. Physica E: Low-Dimensional Systems and Nanostructures, 11(2-3), 277–280. https://doi.org/10.1016/S1386-9477(01)00217-X Komirenko, S. M., Kim, K. W., Kochelap, V. A., & Stroscio, M. A. (2001). Runaway effects in nanoscale group-III nitride semiconductor structures. Physical Review B, 64(11). https://doi.org/10.1103/physrevb.64.113207 Komirenko, S. M., Kim, K. W., Demidenko, A. A., Kochelap, V. A., & Stroscio, M. A. (2000). Cerenkov generation of high-frequency confined acoustic phonons in quantum wells. Applied Physics Letters, 76(14), 1869–1871. https://doi.org/10.1063/1.126195 Komirenko, S. M., Kim, K. W., Kochelap, V. A., Fedorov, I., & Stroscio, M. A. (2000). Coherent optical phonon generation by the electric current in quantum wells. Applied Physics Letters, 77(25), 4178–4180. https://doi.org/10.1063/1.1334653 Komirenko, S. M., Kim, K. W., Stroscio, M. A., & Dutta, M. (2000). Energy-dependent electron scattering via interaction with optical phonons in wurtzite crystals and quantum wells. Physical Review B, 61(3), 2034–2040. https://doi.org/10.1103/physrevb.61.2034 Komirenko, S. M., Kim, K. W., Demidenko, A. A., Kochelap, V. A., & Stroscio, M. A. (2000). Generation and amplification of sub-THz coherent acoustic phonons under the drift of two-dimensional electrons. Physical Review B, 62(11), 7459–7469. https://doi.org/10.1103/physrevb.62.7459 Bergman, L., Dutta, M., Stroscio, M. A., Komirenko, S. M., Nemanich, R. J., Eiting, C. J., … Dupuis, R. D. (2000). Photoluminescence and recombination mechanisms in GaN/Al0.2Ga0.8N superlattice. APPLIED PHYSICS LETTERS, 76(15), 1969–1971. https://doi.org/10.1063/1.126225 Alexson, D., Bergman, L., Dutta, M., Kim, K. W., Komirenko, S., Nemanich, R. J., … Yu, S. G. (1999). Confined phonons and phonon-mode properties of III–V nitrides with wurtzite crystal structure. Physica B: Condensed Matter, 263-264, 510–513. https://doi.org/10.1016/s0921-4526(98)01423-9 Komirenko, S. M., Kim, K. W., Stroscio, M. A., & Dutta, M. (1999). Dispersion of polar optical phonons in wurtzite quantum wells. Physical Review B, 59(7), 5013–5020. https://doi.org/10.1103/physrevb.59.5013 Komirenko, S. M., Kim, K. W., Kochelap, V. A., Dutta, M., & Stroscio, M. A. (1999). Phase instability and electron-assisted renormalization of acoustic phonon spectrum in free-standing quantum wires. Physica B: Condensed Matter, 263-264, 522–525. https://doi.org/10.1016/s0921-4526(98)01253-8