optical guided waves and devices - Workspace
... Another common component format, which offers a solution to some of these problems, is provided by integrated optics. As the name implies, this allows a number of guided wave devices to be combined on a common substrate. In contrast to optical fibre devices, integrated optic components are made usin ...
... Another common component format, which offers a solution to some of these problems, is provided by integrated optics. As the name implies, this allows a number of guided wave devices to be combined on a common substrate. In contrast to optical fibre devices, integrated optic components are made usin ...
The List of Author`s Publications
... > 20 μJ combined with sub-picosecond pulse durations are possible [9]. However, such designs tend to be quite complex due to multiple passes through short active element limiting in this way the use of such lasers in industrial applications. End-pumped schemes offer more reliable and less expensive ...
... > 20 μJ combined with sub-picosecond pulse durations are possible [9]. However, such designs tend to be quite complex due to multiple passes through short active element limiting in this way the use of such lasers in industrial applications. End-pumped schemes offer more reliable and less expensive ...
Increasing the Resolution of Far
... S as from S to P, the intensity at the point S consists also of contributions from P, and not only from F. The contribution from P is weaker than that of F because it is weighted by h( u , v ), with u , v being the optical units at P. Clearly, a lens is not able to distinguish self-luminous points t ...
... S as from S to P, the intensity at the point S consists also of contributions from P, and not only from F. The contribution from P is weaker than that of F because it is weighted by h( u , v ), with u , v being the optical units at P. Clearly, a lens is not able to distinguish self-luminous points t ...
polarization effects generated through the
... There is a growing interest in this research area since radial and azimuthal polarizations have been applied to solve problems related in many optical areas. In optical trapping and optical tweezers, where some particles are considered difficult to trap, the strong axial moment of a highly focused r ...
... There is a growing interest in this research area since radial and azimuthal polarizations have been applied to solve problems related in many optical areas. In optical trapping and optical tweezers, where some particles are considered difficult to trap, the strong axial moment of a highly focused r ...
Statistics of the received power for free space optical channels
... how this affects crucial performance parameters like bit error rate (BER) it is important to analyze the probability density function (PDF) of the integrated irradiance fluctuations at the receiver. In addition, it is desirable to find a theoretical distribution that accurately models these fluctuat ...
... how this affects crucial performance parameters like bit error rate (BER) it is important to analyze the probability density function (PDF) of the integrated irradiance fluctuations at the receiver. In addition, it is desirable to find a theoretical distribution that accurately models these fluctuat ...
IOSR Journal of Applied Physics (IOSR-JAP)
... To calculate the average inter band oscillator wavelength λo and the average oscillator strength So, for ZnO/ PVA nanocomposite films, the single oscillator model equation has been considered as [38]: ...
... To calculate the average inter band oscillator wavelength λo and the average oscillator strength So, for ZnO/ PVA nanocomposite films, the single oscillator model equation has been considered as [38]: ...
Design and fabrication of blazed binary diffractive - HAL
... is significantly smaller than the scalar limit prediction of 96% (100% 2 4% because of Fresnel losses) obtained for blazed gratings. The drop in efficiency observed at small periods is well known and is considered to be a major obstacle for the production of high-speed and highperformance diffractiv ...
... is significantly smaller than the scalar limit prediction of 96% (100% 2 4% because of Fresnel losses) obtained for blazed gratings. The drop in efficiency observed at small periods is well known and is considered to be a major obstacle for the production of high-speed and highperformance diffractiv ...
A mis padres y mi hermana A Iván A la memoria de Alberto Serrano
... support in the development of this thesis. And further thanks to my colleagues from the laboratory. I would like to acknowledge to Frank Schaeffel for his interest, help and useful recommendations during these experiments and their members from Frank Schaeffel’ lab for their support during the visit ...
... support in the development of this thesis. And further thanks to my colleagues from the laboratory. I would like to acknowledge to Frank Schaeffel for his interest, help and useful recommendations during these experiments and their members from Frank Schaeffel’ lab for their support during the visit ...
Partially coherent beam shaping and imaging
... but their chromatic properties differ widely [40–42] and this becomes important if one considered the shaping of ultrashort pulses with broadband spectra. Also non-perfect spatial coherence has an effect in the performance of beam shaping elements since the spreading properties of optical beams depe ...
... but their chromatic properties differ widely [40–42] and this becomes important if one considered the shaping of ultrashort pulses with broadband spectra. Also non-perfect spatial coherence has an effect in the performance of beam shaping elements since the spreading properties of optical beams depe ...
Digital Signal Processing for Optical Coherent Communication
... Since 2007, coherent detection has been considered as the key technology of optical communication systems [2]. Major challenge for future optical transmission systems is the strict frequency band usage limitation, which is measured by spectral efficiency (SE). In order to improve spectral efficiency ...
... Since 2007, coherent detection has been considered as the key technology of optical communication systems [2]. Major challenge for future optical transmission systems is the strict frequency band usage limitation, which is measured by spectral efficiency (SE). In order to improve spectral efficiency ...
engineering of complex optical fields and its
... Generation of optical fields with complex spatial distribution in the cross section is of great interest in application areas where exotic optical fields are desired, including particle manipulation, optical nanofabrication, beam shaping and optical imaging. The dissertation is organized in two part ...
... Generation of optical fields with complex spatial distribution in the cross section is of great interest in application areas where exotic optical fields are desired, including particle manipulation, optical nanofabrication, beam shaping and optical imaging. The dissertation is organized in two part ...
Nonlinear Beam Shaping with Plasmonic Metasurfaces
... importance with respect to the evolution of its parameters in time and space and to its interaction with other physical systems. In optics, the spatial evolution of the photon wave function can be described by the Helmholtz equation. In the low-light regime its solution gives the spatial photon prob ...
... importance with respect to the evolution of its parameters in time and space and to its interaction with other physical systems. In optics, the spatial evolution of the photon wave function can be described by the Helmholtz equation. In the low-light regime its solution gives the spatial photon prob ...
Fabrication of Multi-wavelength Optical Reflector using On
... because higher order diffraction are suppressed. When the grating period is lesser than the wavelength, the grating behaves as a uniform layer with effective refractive index among the material index and surrounding index. The applications of subwavelength grating are anti-reflecting filters [1], ph ...
... because higher order diffraction are suppressed. When the grating period is lesser than the wavelength, the grating behaves as a uniform layer with effective refractive index among the material index and surrounding index. The applications of subwavelength grating are anti-reflecting filters [1], ph ...
Thomas–Fermi Approximation and Basics of the Density Functional
... quantities needed for optics. The term quasiparticle refers to a particle-like entity arising in certain systems of interacting particles. If a single particle moves through the system, surrounded by a cloud of other interactiong particles, the entire entity moves along somewhat like a free particle ...
... quantities needed for optics. The term quasiparticle refers to a particle-like entity arising in certain systems of interacting particles. If a single particle moves through the system, surrounded by a cloud of other interactiong particles, the entire entity moves along somewhat like a free particle ...
Light Scattering in Holographic Polymer Dispersed Liquid Crystals
... Figure 18. Total scattering cross sections calculated by the Rayleigh-Gans approximation for various droplet configurations and incident polarizations [13]. Cases in which the incident polarization is aligned with the director for the bipolar and aligned droplet have the highest total cross section. ...
... Figure 18. Total scattering cross sections calculated by the Rayleigh-Gans approximation for various droplet configurations and incident polarizations [13]. Cases in which the incident polarization is aligned with the director for the bipolar and aligned droplet have the highest total cross section. ...
Principles of Fiber Optic Communication
... radio/microwaves to another telephone exchange) usually with several repeaters in between. From the local area telephone exchange, at the receiving end, these signals travel via metallic wire pairs to the receiver telephone, where they are converted back into corresponding sound waves. Through such ...
... radio/microwaves to another telephone exchange) usually with several repeaters in between. From the local area telephone exchange, at the receiving end, these signals travel via metallic wire pairs to the receiver telephone, where they are converted back into corresponding sound waves. Through such ...
Customer-Made 3×3 Polymer Optical Fiber Splitter Based on Green
... Referring to the graph in Fig. 5 and, it can be seen that the excessive loss is high enough where most of the loss exceeds 10 dB. It can be considered as a great loss for a communication system in which the normal loss of POF is about 1 dB m−1. This excessive loss caused by light through the POF spl ...
... Referring to the graph in Fig. 5 and, it can be seen that the excessive loss is high enough where most of the loss exceeds 10 dB. It can be considered as a great loss for a communication system in which the normal loss of POF is about 1 dB m−1. This excessive loss caused by light through the POF spl ...
SR Beamlines in the VUV
... Grazing incidence monochromators (A) Spherical grating monochromator (SGM) or Dragon C.T. Chen, NIM, A256, 595 (1987); C.T. Chen and F. Sette, RSI, 60, 1616 (1989). ...
... Grazing incidence monochromators (A) Spherical grating monochromator (SGM) or Dragon C.T. Chen, NIM, A256, 595 (1987); C.T. Chen and F. Sette, RSI, 60, 1616 (1989). ...
THESIS Theoretical Study of Light Scattering by an Elliptical Cylinder
... the fundamental research on the theory of the interaction of light with particles – this is just the initial motivation of the thesis. In the environment control, the biochemistry, the fluid mechanics and the combustion fields, it is essential to measure the characteristics of particles whose size o ...
... the fundamental research on the theory of the interaction of light with particles – this is just the initial motivation of the thesis. In the environment control, the biochemistry, the fluid mechanics and the combustion fields, it is essential to measure the characteristics of particles whose size o ...
META`15 New York
... Claire F. Gmachl, is the Eugene Higgins Professor of Electrical Engineering at Princeton University. She is best known for her work in the development of quantum cascade lasers. earned her M.Sc. in Physics from the University of Innsbruck in 1991. She went on to receive her Ph.D. in Electrical Engin ...
... Claire F. Gmachl, is the Eugene Higgins Professor of Electrical Engineering at Princeton University. She is best known for her work in the development of quantum cascade lasers. earned her M.Sc. in Physics from the University of Innsbruck in 1991. She went on to receive her Ph.D. in Electrical Engin ...
Full-text PDF
... Osx 21 d and vs Osx 21 d, so that limx!` PW 8s. However, because of parametric coupling, the second harmonic is also generated, and it has a two-hump prof ile as shown in Fig. 3. Note that Fig. 1 does not display all possible soliton families and bifurcations that exist in this model. We show on ...
... Osx 21 d and vs Osx 21 d, so that limx!` PW 8s. However, because of parametric coupling, the second harmonic is also generated, and it has a two-hump prof ile as shown in Fig. 3. Note that Fig. 1 does not display all possible soliton families and bifurcations that exist in this model. We show on ...