Publications

Found 17 results
Author Title Type [ Year(Asc)]
Filters: Author is Romanov, Alexey E  [Clear All Filters]
2016
Foronda, H. M., A. E. Romanov, E. C. Young, C. A. Robertson, G. E. Beltz, and J. S. Speck, "Curvature and bow of bulk GaN substrates", Journal of Applied Physics, vol. 120, no. 3: AIP Publishing, pp. 035104, 2016.
Foronda, H. Miguel, A. E. Romanov, E. C. Young, C. A. Robertson, G. E. Beltz, and J. S. Speck, "Curvature of HVPE c-plane grown GaN wafers in the relation to stress gradients caused by inclined threading dislocations", Compound Semiconductor Week (CSW)[Includes 28th International Conference on Indium Phosphide & Related Materials (IPRM) & 43rd International Symposium on Compound Semiconductors (ISCS), 2016: IEEE, pp. 1–1, 2016.
2014
Koslow, I. L., M. T. Hardy, P. Shan Hsu, F. Wu, A. E. Romanov, E. C. Young, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Onset of plastic relaxation in semipolar (112\= 2) InxGa1- xN/GaN heterostructures", Journal of Crystal Growth, vol. 388: North-Holland, pp. 48–53, 2014.
2013
Hsu, P. Shan, F. Wu, E. C. Young, A. E. Romanov, K. Fujito, S. P. DenBaars, J. S. Speck, and S. Nakamura, "Blue and aquamarine stress-relaxed semipolar (11 2\= 2) laser diodes", Applied Physics Letters, vol. 103, no. 16: AIP, pp. 161117, 2013.
2012
Hsu, P. Shan, M. T. Hardy, F. Wu, I. Koslow, E. C. Young, A. E. Romanov, K. Fujito, D. F. Feezell, S. P. DenBaars, J. S. Speck, et al., "444.9 nm semipolar (11 2\= 2) laser diode grown on an intentionally stress relaxed InGaN waveguiding layer", Applied Physics Letters, vol. 100, no. 2: AIP, pp. 021104, 2012.
Young, E. C., F. Wu, A. E. Romanov, D. A. Haeger, S. Nakamura, S. P. DenBaars, D. A. Cohen, and J. S. Speck, "Compositionally graded relaxed AlGaN buffers on semipolar GaN for mid-ultraviolet emission", Applied Physics Letters, vol. 101, no. 14: AIP, pp. 142109, 2012.
Hsu, P. Shan, M. T. Hardy, E. C. Young, A. E. Romanov, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Stress relaxation and critical thickness for misfit dislocation formation in (10 1\= 0) and (30 31\=) InGaN/GaN heteroepitaxy", Applied Physics Letters, vol. 100, no. 17: AIP, pp. 171917, 2012.
Hardy, M. T., P. Shan Hsu, F. Wu, I. L. Koslow, E. C. Young, S. Nakamura, A. E. Romanov, S. P. DenBaars, and J. S. Speck, "Trace analysis of non-basal plane misfit stress relaxation in (20 2\= 1) and (30 3\= 1\=) semipolar InGaN/GaN heterostructures", Applied Physics Letters, vol. 100, no. 20: AIP, pp. 202103, 2012.
Speck, J. S., A. Tyagi, A. E. Romanov, S. Nakamura, and S. P. DenBaars, Vicinal semipolar iii-nitride substrates to compensate tilt of relaxed hetero-epitaxial layers, 2012.
2011
Romanov, A. E., E. C. Young, F. Wu, A. Tyagi, C. S. Gallinat, S. Nakamura, S. P. DenBaars, and J. S. Speck, "Basal plane misfit dislocations and stress relaxation in III-nitride semipolar heteroepitaxy", Journal of Applied Physics, vol. 109, no. 10: AIP, pp. 103522, 2011.
Hsu, P. Shan, J. Sonoda, K. M. Kelchner, A. Tyagi, R. M. Farrell, D. A. Haeger, E. C. Young, A. E. Romanov, K. Fujito, H. Ohta, et al., "Blue InGaN/GaN laser diodes grown on (33$$\backslash$bar 3$\backslash$bar 1$) free-standing GaN substrates", physica status solidi (c), vol. 8, no. 7-8: WILEY-VCH Verlag, pp. 2390–2392, 2011.
Young, E. C., A. E. Romanov, and J. S. Speck, "Determination of Composition and Lattice Relaxation in Semipolar Ternary (In, Al, Ga) N Strained Layers from Symmetric X-ray Diffraction Measurements", Applied physics express, vol. 4, no. 6: IOP Publishing, pp. 061001, 2011.
Hsu, P. Shan, E. C. Young, A. E. Romanov, K. Fujito, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Misfit dislocation formation via pre-existing threading dislocation glide in (11 2\= 2) semipolar heteroepitaxy", Applied Physics Letters, vol. 99, no. 8: AIP, pp. 081912, 2011.
Young, E. C., A. E. Romanov, and J. S. Speck, "Semiconductors, dielectrics, and organic materials-061001 Determination of Composition and Lattice Relaxation in Semipolar Ternary (In, Al, Ga) N Strained Layers from Symmetric X-ray Diffraction Measurements", Applied Physics Express, vol. 4, no. 6, 2011.
2010
Young, E. C., A. E. Romanov, C. S. Gallinat, A. Hirai, G. E. Beltz, and J. S. Speck, "Anisotropy of tensile stresses and cracking in nonbasal plane Al x Ga 1- x N/GaN heterostructures", Applied Physics Letters, vol. 96, no. 4: AIP, pp. 041913, 2010.
Young, E. C., C. S. Gallinat, A. E. Romanov, A. Tyagi, F. Wu, and J. S. Speck, "Critical thickness for onset of plastic relaxation in (1122) and (2021) semipolar AlGaN heterostructures", Applied physics express, vol. 3, no. 11: IOP Publishing, pp. 111002, 2010.
Young, E. C., F. Wu, A. E. Romanov, A. Tyagi, C. S. Gallinat, S. P. DenBaars, S. Nakamura, and J. S. Speck, "Lattice tilt and misfit dislocations in (1122) semipolar GaN heteroepitaxy", Applied physics express, vol. 3, no. 1: IOP Publishing, pp. 011004, 2010.