@conference {Kudryashov:615, title = {Transient picometer atomic displacements in a-Te photoexcited by femtosecond laser pulses}, year = {2007}, publisher = {International conference on coherent and nonlinear optics, Proceedings of SPIE Vol. 6727}, organization = {International conference on coherent and nonlinear optics, Proceedings of SPIE Vol. 6727}, abstract = {Subpicosecond, picometer atomic displacements in α-Те photoexcited by single femtosecond laser pulses have been measured by means of time-resolved optical reflectometry revealing threshold- like coherent quantum emission of single softened fully symmetrical optical A1-phonons and demonstrating absolute detection capability of this technique in studies of coherent phonon dynamics in solids.}, keywords = {Belarus, Minsk}, url = {/files/mazur/files/rep_615.pdf}, author = {S. Kudryashov and M. Kandyla and C. A. D. Roeser and Mazur, E.} }