Laboratory of Nonlinear Spectroscopy of Ultrafast Processes in Condensed Matter

• Petnikova Vera Mihaylovna Ph.D.
• Rudenko Konstantin Valentinovich Ph.D.

• Nonlinear spectroscopy of condenced matter - semiconductors, HTSC, metals, quantum-size structures, etc.
• Laser physics - solid-state lasers, picosecond and tunable lasers, frequency converters, optical parametric oscillators, etc.
• Nonlinear optics - up-conversion, phase conjugation in photorefractive crystals, spatial solitons, etc.
• Phase transitions - kinetics of self-organization under laser irradiation, metastable states, etc.
• Optical tomography - diffusion optical tomography of multi-scattering objects, algorithmes of fast solution of direct and inverse problems of opical tomography, etc.

• 1985-1992: "Physics of Lasers and Laser Systems", Program of the Ministry of Education, USSR
• 1994-1995: Studying the quantum size effect, as applied to electronic structure of ultra-thin narrow-band semiconducting layers and multilayers, by picosecond biharmonic pumping technique and photoelectron spectroscopy, Grant of the International Sciense Foundation, RIP000 and RIP300
• 1995-1996: Investigation of kinetics of phase transition "supersonductor - metal" in Y-Ba-Cu-O by picosecond byharmonic pumping technique, RFBR, 95-02-03639
• 1995-2001: task 7.15 of the State Scientific-Technical Program "Physics of Quantum and Wave Phenomena", direction "Fundamental Spectroscopy", the Ministry of Science, Russian Federation
• 1995-2001: task 2.68 of the State Scientific-Technical Programs "Fundamental Metrology", the Ministry of Science, Russian Federation
• 1996-1997: Study of transient processes and cpatial-temporal self-oscillation regimes of conjugated waves generation in low-threshold self-pumping systems with photorefractive nonlinearity, RFBR, 96-02-16238
• 1998-2000: Dynamics of formation and interaction of spatial and surface nonlinear waves in media with photorefractive nonlinearoty, RFBR, 98-02-17230
• 1998-2000: Coherent picosecond nonlinear spectroscopy of nonequilibrium states of high-temperature superconducting films: the role of strong spatial localization of electronic pairs, RFBR, 98-02-17231
• 2000-2002: R.V.Khokhlov and S.A.Akhmanov scientific school on nonlinear optics, RFBR, 00-15-96726
• 2001-2003: Experimental and theoretical study of new fast nonlinear algorithms for problems of linear diffusion optical tomography of large multiple-scattering objects, RFBR, 01-02-17305
• 2002-2004: Identification and study of kinetics of "pseudogap" in spectrum of Y- Ba-Cu-O HTSC films' states by picosecond biharmonic pumping technique, RFBR, 02-02-16603
• 2003-2005: R.V.Khokhlov and S.A.Akhmanov scientific school on nonlinear optics, Grant of the President of the Russian Federation, НШ-1583.2003.2
• 2002-2006: Federal Scientific-Technical Program "Investigations and elaborations on priority directions of science and engineering development", block "Oriented fundamental investigations", section "Fundamental investigations in physics", task "Quantum and nonlinear processes", the Ministry of Science and Technology, Russian Federation
• 2002-2006: Federal Scientific-Technical Program "Investigations and elaborations on priority directions of science and engineering development", block "Oriented fundamental investigations", section "Fundamental investigations in physics", task "Precision femtosecond technologies", the Ministry of Science and Technology, Russian Federation

• Навыки и умения, приобретаемые студентами:
• Навыки экспериментальной работы на сложном спектроскопическом комплексе, включающем твердотельный пикосекундый лазер, нелинейно-оптические преобразователи частоты, пикосекундные лазеры на растворах красителей, высокочувствительную систему регистрации, автокорреляторы для измерения параметров пикосекундных световых импульсов и др.
• Навыки теоретической работы в области аналитического описания процессов нелинейного взаимодействия световых пучков, включая сверхкороткие световые импульсы и пространственно-модулированные световые поля (оптические изображения), с конденсированными средами различных типов
• Навыки компьютерного эксперимента