Professor TIBERIU TUDOR Born: 29.07.1941 Office address: Faculty of Physics, University of Bucharest 077125 Magurele Ilfov P.O. Box MG-11 ROMANIA e-mail: ttudor@ifin.nipne.ro POSITION AND RESPONSIBILITIES Professor from 1991 Associate Professor 1991 Lecturer 1990 Assistant Professor up to 1989 Head of Department of Optics-Spectroscopy-Plasma-Lasers, Faculty of Physics, University of Bucharest (2000-2011). Director of the Center of Development and Research Fotonics-Spectroscopy- Plasma-Lasers, Faculty of Physics, University of Bucharest (2006 20011). Visiting Professor at the University of Hamburg (1994) and at the University of Münster (1991). Research stages at the Joint Institute for Nuclear Researches Dubna (1983-1993). DOMAINS OF COMPETENCE Optics, Lasers, Coherent Optics, Quantum Optics, Optical Transmission and Processing of Information. SCIENTIFIC ACTIVITY Main topics of research activity: Coherence of light. Intensity waves. Coherence of multifrequency optical fields. Light modulation, optical transmission of information. Modification of spectral and polarization structure of light by modulation. Polarization waves. Lasers, mode locking of lasers, theory of laser beams propagation in optical fibers and linear optical systems. Optical processing of information, holography and their applications in nuclear particles detection. Dirac and Pauli algebraic formalisms in polarization optics. The nonorthogonal polarization devices (non-normal operators) in the theory of generalized quantum measurement.
Main original scientific contributions (results): In the field of the pure operatorial ( non-matrix, coordinate-free ) theory of polarization devices and of the analysis of the polarization devices in terms of quantum physics: Operatorial analysis of the orthogonal and non-orthogonal polarization devices in dyadic language (J. Opt. Soc. Amer. A, 23, 2006, J. Opt. Soc. Amer. A, 20, 2003) and in the frame of Pauli algebra (J. Phys. A: Math. Theor., 41, 2008, J. Opt. Soc. Amer. A, 24, 2007) Establishing of the generalized Malus law (Appl. Opt., 51, 2012, J. Mod. Opt., 58, 2011) and of the equation of the degree of polarization ellipsoid (DOP) (J. Opt. Soc. Amer. B, 28, 2011) Illustration of the theory of generalized quantum measurement by the operators of the non-hermitian polarization devices (J. Phys. A: Math. Gen., 36, 2003) The analysis of the singularities of some composed polarization devices (Opt. Lett., 36, 2011) In the field of light modulation, dynamic polarization, optical heterodyninig and optical transmission of information: Elaboration of the theory of intensity waves (Journ. Opt.-Paris, 22, 1991, Optik- Int. Journ. Light Electr.Opt., 100, 1995), of polarization waves (J. Opt. Soc. Amer. A, 14, 1997), and the experimental revealing of these waves (Appl. Opt., 38, 1999) Theoretical and experimental analysis of the modification of the spectral and polarization structure of light by modulation (Journ. Opt.-Paris, 14, 1983) Spectral analysis of the operators of dynamical polarization devices (J. Opt. Soc. Amer. A, 18, 2001, J. Mod. Opt., 48, 2001; Pure Appl. Opt.,7, 1998), with application to the optical modulators (Appl. Opt., 47, 2008) and generalization to the dynamics of any two-state systems (J. Phys. Soc. Japan, 81, 2012, J. Phys. A: Math. Theor., 40, 2007). In the field of light coherence: Deduction of the equation of propagation of the generalized mutual coherence function and of the relativistic relationship between the generalized mutual coherence function and Wolf s coherence function (Journ. Opt.-Paris, 12, 1981) Theoretical and experimental analysis of the generalized coherence of multifrequency optical fields (Journ. Phys. Soc. Japan, 73, 2004; Journ. Opt.-Paris, 25,1994). In the field of applications of optical processing of information in nuclear particle detection: Participation to the design and build up of various laser-illuminated streamer chambers, with dark-field or holographic detection, and of the corresponding lasers, at J.I.N.R. Dubna (Nucl. Instr. Meth. A, 236, 1986).
SELECTED PAPERS and BOOKS Vectorial pure operatorial Pauli algebraic approach in polarization optics. A theoretical survey and some applications. Appl. Opt. 51, no.10, C184-C192 (2012) Dynamics of Two-State Systems. Time Varying Polarization Devices. J. Phys. Soc. Japan, 81, 024006 1-7 (2012) Desorientated optical polarization devices. Opt. Lett., 36, no. 7, 1125-1127 (2011), V. MANEA Ellipsoid of the polarization degree: a vectorial, pure operatorial Pauli algebraic approach. J. Opt. Soc. Amer. B, 28, no.4, 596-601 (2011). and V. MANEA Symmetry between partially polarized light and partial polarizers in the vectorial Pauli algebraic formalism. J. Mod. Opt., 58, no. 10, 845-852 (2011) Vectorial Pauli algebraic approach in polarization optics II. Interaction of light the canonical polarization devices. Optik Int. J. Light Electron. Opt. 121, Issue 23, pp. 2149-2158 (2010). with T TUDOR Vectorial Pauli algebraic approach in polarization optics. I. Device and state operators Optik Int. J. Light Electron. Opt., 121, Issue 13, pp. 1226-1235 (2010) Interaction of light with the polarization devices: a vectorial Pauli algebraic approach J. Phys. A: Math. Theor. 41 (2008) 415303 On-line http://stacks.iop.org/1751-8121/41/415303 Pauli algebraic analysis of polarized light modulation
Appl. Opt., 47, no. 14, pp. 2721-2728 (2008) On the single exponential closed form of the product of two exponential operators J. Phys. A: Math. Theor., 40, pp. 14803 14810 (2007)., A. Gheondea Pauli algebraic forms of normal and non-normal operators J. Opt. Soc. Amer. A, 24, no. 1, pp. 204-210 (2007). Non-Hermitian polarizers: A biorthogonal analysis. J. Opt. Soc. Amer. A, 23, no. 6, pp.1513-1522 (2006). Operatorial form of the theory of polarization optical devices: II. Spectral theory of the composite devices. Optik Int. J. Light Electron. Opt., 115, no.5, pp. 173-180 (2004) Coherent Multifrequency Optical Fields J. Phys. Soc. Japan, 73, no.1, pp.76-85 (2004) Generalized observables in polarization optics. J. Phys. A: Math. Gen., 36, pp. 9577-9590 (2003) Operatorial form of the theory of polarization optical devices: I. Spectral theory of the basic devices. Optik Int. J. Light Electron. Opt., 114, no.12, pp. 539-547 (2003). Dirac algebraic approach to the theory of device operators in polarization optics. J. Opt. Soc. Amer. A, 20, no.4, pp. 728-732 (2003). Spectral analysis of the device operators. The rotating birefringent plate. J. Opt. Soc. Amer. A, 18, no.4, pp.926-931 (2001).
Spectral analysis of the device operators in polarization dynamics. J. Modern Opt., 48, no.11, pp.1669-1689 (2001). O. V. ANGELSKY, N.N.DOMINIKOV, P.P.MAKSIMYAK, T.TUDOR Experimental revealing of polarization waves. Appl. Opt., 38, no.14, pp. 3112-3117 (1999)., I. VINKLER Time - varying coherency matrices and spectral coherency matrices. Pure Appl. Opt.,7, pp.1451-1457 (1998). The evolution of the light polarization state along a KDP electro-optical modulator. Optik, 109, no.1, pp. 27-34 (1998). Polarization waves as observable phenomena. J. Opt. Soc. Amer. A, 14, no.8, pp. 2013-2020 (1997). Intensity waves in multifrequency optical fields. Optik Int. J. Light Electron. Opt., 100, no.1, pp. 15-20 (1995). The generalized coherence of multifrequency optical fields. Journal of Optics-Paris (Nouv. Rev. Opt.), 25, no.3, pp. 121-127 (1994). Waves. Amplitude waves. Intensity waves. Journal of Optics-Paris (Nouv. Rev. Opt.), 22, no.6, pp. 291-296 (1991)., OBłINEREA ŞI PROPAGAREA FASCICULELOR LASER Editura Academiei Române, 2003., OPTICĂ COERENTĂ, Editura Academiei Române, 2002