Nonlinear optics in daily life
... other means. Raman lasers make eye-safe LIDAR (light detection and ranging) by shifting the 1.06 μm Nd ion lasers to safer longer wavelengths. Raman fiber lasers offer the highest CW output power of any source in the eye-safe infrared: 300 W with 85% efficiency [11]. A yellow 589-nm Raman laser can ...
... other means. Raman lasers make eye-safe LIDAR (light detection and ranging) by shifting the 1.06 μm Nd ion lasers to safer longer wavelengths. Raman fiber lasers offer the highest CW output power of any source in the eye-safe infrared: 300 W with 85% efficiency [11]. A yellow 589-nm Raman laser can ...
Negative Refractive Index Materials
... neighboring paths. Note that the term “minimum” (of way or time) should be replaced in some cases by the term “maximum” and sometimes by “extremum.” To clarify this, we now pay attention to the two formulations of Fermat’s principle. Obviously, that both formulations are correct when light passes th ...
... neighboring paths. Note that the term “minimum” (of way or time) should be replaced in some cases by the term “maximum” and sometimes by “extremum.” To clarify this, we now pay attention to the two formulations of Fermat’s principle. Obviously, that both formulations are correct when light passes th ...
The Focusing and Talbot Effect of Periodic Arrays of Metallic
... Since the first discovery of extraordinary optical transmission (EOT) through metallic nanohole arrays [1], surface plasmons (SPs), which exploit the unique optical properties of metallic nanostructures to route and manipulate light at the nanoscale, have attracted tremendous interests in the scient ...
... Since the first discovery of extraordinary optical transmission (EOT) through metallic nanohole arrays [1], surface plasmons (SPs), which exploit the unique optical properties of metallic nanostructures to route and manipulate light at the nanoscale, have attracted tremendous interests in the scient ...
Chapter 5: Optical aberrations in the mouse eye
... al. (Schmucker and Schaeffel 2004). These hyperopic refractions do not match however those estimated by visual evoked potentials (Mutti et al. 1997), the potential difference being attributed to relatively large distance between the photoreceptor plane layer and the retinal layer where the retinosco ...
... al. (Schmucker and Schaeffel 2004). These hyperopic refractions do not match however those estimated by visual evoked potentials (Mutti et al. 1997), the potential difference being attributed to relatively large distance between the photoreceptor plane layer and the retinal layer where the retinosco ...
to Thin Section Microscopy - Mineralogical Society of America
... When using a polarized-light microscope, communicating directions in an unequivocal way is important. The cross-hairs in the ocular, the directions of light polarization and the microscope axis are the main reference directions. The four cardinal points (and intermediate directions derived from thos ...
... When using a polarized-light microscope, communicating directions in an unequivocal way is important. The cross-hairs in the ocular, the directions of light polarization and the microscope axis are the main reference directions. The four cardinal points (and intermediate directions derived from thos ...
MEMS Corner Cube Retroreflectors for Free-Space
... performance of an ideal CCR as well as one with non-ideal characteristics. This allows the designer to determine specifications for the CCRs in order to meet the system requirements. This paper also presents the design issues relevant to fabricating CCRs in the commercial MCNC MUMPS process. The des ...
... performance of an ideal CCR as well as one with non-ideal characteristics. This allows the designer to determine specifications for the CCRs in order to meet the system requirements. This paper also presents the design issues relevant to fabricating CCRs in the commercial MCNC MUMPS process. The des ...
Lecture 3 -- Electromagnetic Principles
... Notes on a Single Interface • It is a change in impedance that causes reflections • Law of reflection says the angle of reflection is equal to the angle of incidence. • Snell’s Law quantifies the angle of transmission as a function of angle of incidence and the material properties. • Angle of tran ...
... Notes on a Single Interface • It is a change in impedance that causes reflections • Law of reflection says the angle of reflection is equal to the angle of incidence. • Snell’s Law quantifies the angle of transmission as a function of angle of incidence and the material properties. • Angle of tran ...
Coherent x-rays: overview
... cancel. Thus it is possible for a coherent sum to lead to interference fringes. • On the other hand the wave intensities that are added in an incoherent sum are always positive and can never cancel. Thus an incoherent sum can never lead to fringes • Coherent optics has become extremely important sin ...
... cancel. Thus it is possible for a coherent sum to lead to interference fringes. • On the other hand the wave intensities that are added in an incoherent sum are always positive and can never cancel. Thus an incoherent sum can never lead to fringes • Coherent optics has become extremely important sin ...
External Cavity Mode-locked Semiconductor Lasers For
... frequency of the individual comb-lines over time periods longer than 12 minutes are shown to be significantly reduced to <100 kHz in a measurement that is limited by the linewidth of the reference source. The use of these comb sources as local oscillators in multi-heterodyne detection of arbitrary o ...
... frequency of the individual comb-lines over time periods longer than 12 minutes are shown to be significantly reduced to <100 kHz in a measurement that is limited by the linewidth of the reference source. The use of these comb sources as local oscillators in multi-heterodyne detection of arbitrary o ...
Introduction to modes and their designation in circular and elliptical
... which the central core region of higher permittivity or refractive index is surrounded by a cladding of lower refractive index. In these dielectric waveguides the electric and magnetic field components can exist along the boundary of the guide, that is, the boundary between the cylindrical core and ...
... which the central core region of higher permittivity or refractive index is surrounded by a cladding of lower refractive index. In these dielectric waveguides the electric and magnetic field components can exist along the boundary of the guide, that is, the boundary between the cylindrical core and ...
The mechanics of adhesion polymers and their
... a non-invasive tool using exclusively light, meaning it is sterile [27, 28]. Even though it is a non-invasive method, it can still cause damage to the sample, e.g., a cell. To maintain the viability of a trapped cell, care must always be taken to avoid a high absorption of the laser light, which can ...
... a non-invasive tool using exclusively light, meaning it is sterile [27, 28]. Even though it is a non-invasive method, it can still cause damage to the sample, e.g., a cell. To maintain the viability of a trapped cell, care must always be taken to avoid a high absorption of the laser light, which can ...
Prac%ce`Quiz3`Part1`
... Prac%ce Quiz 3 Part 1 These are Q’s from old quizzes. I do not guarantee that the Q’s on this year’s quiz will be the same, or even similar. ...
... Prac%ce Quiz 3 Part 1 These are Q’s from old quizzes. I do not guarantee that the Q’s on this year’s quiz will be the same, or even similar. ...
Guided photoluminescence study of Nd
... [1-3]. Rare-earth (RE) doped-silicon-based matrices has gathered much attention as a possible way of realizing a Si-based source. Thus, erbium-doped films of Silicon Rich Silicon Nitride (SRSN) or Silicon Rich Silicon Oxide (SRSO) have been investigated as promising host matrices because of the effi ...
... [1-3]. Rare-earth (RE) doped-silicon-based matrices has gathered much attention as a possible way of realizing a Si-based source. Thus, erbium-doped films of Silicon Rich Silicon Nitride (SRSN) or Silicon Rich Silicon Oxide (SRSO) have been investigated as promising host matrices because of the effi ...
MEMS Based Heavy Metal Detector Inas Raafat Ramsis
... serious diseases. Therefore, there is an urgent need to develop a continuous, rapid, automatic, and on-site heavy metals environmental monitoring system for the online detection of heavy metals pollution at various water resources and industrial waste networks. In this thesis the main objective is t ...
... serious diseases. Therefore, there is an urgent need to develop a continuous, rapid, automatic, and on-site heavy metals environmental monitoring system for the online detection of heavy metals pollution at various water resources and industrial waste networks. In this thesis the main objective is t ...
Fiber Optic Lab Manual
... This manual is an action-filled guide for completing nine stimulating activities related to fiber optic communications. The manual is compatible with most classroom texts and is ideal for creating a lab to go with almost any vocational or secondary-education fiber optics course. For best results we ...
... This manual is an action-filled guide for completing nine stimulating activities related to fiber optic communications. The manual is compatible with most classroom texts and is ideal for creating a lab to go with almost any vocational or secondary-education fiber optics course. For best results we ...
Modeling Moiré: Visual Beat Effects in Nature and Optical Metrology
... varied in a ratio that could be changed by the user, so that the resulting ellipses were truly concentric. In the second, the semi-major axis was kept the same, but the semi-minor axis was varied, creating a grating that looked like a cat’s eye. Figures 2 (b) and 2 (c) show the screenshots of the M ...
... varied in a ratio that could be changed by the user, so that the resulting ellipses were truly concentric. In the second, the semi-major axis was kept the same, but the semi-minor axis was varied, creating a grating that looked like a cat’s eye. Figures 2 (b) and 2 (c) show the screenshots of the M ...
Optical bandwidth and fabrication tolerances of multimode
... are positioned at W/3 and 2W/3, in order not to excite the modes 2 , 5, 8 , - . .. For a geometrical width of W = 18 prn, the equivalent width is We, = 19.2 pm and 19.0 pm for TE and TM, respectively; this is due to the lateral penetration of the evanescent fields at the side of the MMI section. The ...
... are positioned at W/3 and 2W/3, in order not to excite the modes 2 , 5, 8 , - . .. For a geometrical width of W = 18 prn, the equivalent width is We, = 19.2 pm and 19.0 pm for TE and TM, respectively; this is due to the lateral penetration of the evanescent fields at the side of the MMI section. The ...
Optical and acoustic beam shaping for imaging and
... Figure 6-14 Balance reading variation with time during a single sonication ...
... Figure 6-14 Balance reading variation with time during a single sonication ...
A high-resolution magnetic tweezer for single
... profiles from diffraction to those from RICM for two bead heights, corresponding to the open and closed state of the DNA hairpin S20T8 (Figure 4b and c). For the same change in bead height, the RICM fringes varied much more than the diffraction fringes, indicating the intrinsically higher sensitivity o ...
... profiles from diffraction to those from RICM for two bead heights, corresponding to the open and closed state of the DNA hairpin S20T8 (Figure 4b and c). For the same change in bead height, the RICM fringes varied much more than the diffraction fringes, indicating the intrinsically higher sensitivity o ...