
Optic Version of the Mach-Zehnder Interferometer
... our fiber optic version we have replaced one beamsplitter and two mirrors by a bidirectional coupler supplied with single mode fibers. This replacement greatly simplified the operation of the interferometer. A stable interference pattern could quite easily be obtained. The simplified operation allow ...
... our fiber optic version we have replaced one beamsplitter and two mirrors by a bidirectional coupler supplied with single mode fibers. This replacement greatly simplified the operation of the interferometer. A stable interference pattern could quite easily be obtained. The simplified operation allow ...
Green's function formulation for third-harmonic generation microscopy
... Third-harmonic generation from an interface perpendicular to the optical axis was illustrated by Barad et al.7 With the Green’s function model we are able to investigate THG from interfaces of different orientations. Figure 4 shows that THG signals can arise from an interface perpendicular or parall ...
... Third-harmonic generation from an interface perpendicular to the optical axis was illustrated by Barad et al.7 With the Green’s function model we are able to investigate THG from interfaces of different orientations. Figure 4 shows that THG signals can arise from an interface perpendicular or parall ...
adequate designs, even though these design adequacies were
... i4. Physical Arrangement The first iteration physical arrangement of the mechanical design is determined by consideration of the Optical Sensitivities, the environmental loads and any material or spatial restrictions. It is generally coarse in definition so that the geometrical configuration can be ...
... i4. Physical Arrangement The first iteration physical arrangement of the mechanical design is determined by consideration of the Optical Sensitivities, the environmental loads and any material or spatial restrictions. It is generally coarse in definition so that the geometrical configuration can be ...
Review Article Nanostructures for Enhanced Light Absorption in
... A similar concept for achievement of light guiding is realized by placing a plasmonic metal structure on the backside of a thin semiconductor film. The structure may couple light into surface plasmon polaritons, SPPs, propagating along the metal semiconductor interface and eventually coupling with a ...
... A similar concept for achievement of light guiding is realized by placing a plasmonic metal structure on the backside of a thin semiconductor film. The structure may couple light into surface plasmon polaritons, SPPs, propagating along the metal semiconductor interface and eventually coupling with a ...
Synopsis by Ping Zhou
... The metals that have been successfully fabricated by diamond machining are aluminum alloys, brass, copper, gold, nickel, silver, tin and zinc. Not all of these materials diamond machine equally well. Several of metals can make optically “smooth”, and turn out to be good for diamond turning. They ar ...
... The metals that have been successfully fabricated by diamond machining are aluminum alloys, brass, copper, gold, nickel, silver, tin and zinc. Not all of these materials diamond machine equally well. Several of metals can make optically “smooth”, and turn out to be good for diamond turning. They ar ...
Assembly, Alignment, and Maintenance of an Automated Laser Cutter
... How do you align an invisible laser beam optical system? Given the high powers involved, careful alignment this invisible laser was required, in part to ensure that the beam is safely contained while traversing a sequence of three mirrors, some of which are mounted to movable armatures controlled by ...
... How do you align an invisible laser beam optical system? Given the high powers involved, careful alignment this invisible laser was required, in part to ensure that the beam is safely contained while traversing a sequence of three mirrors, some of which are mounted to movable armatures controlled by ...
Modes Effective Refractive Index Difference Measurement
... caused the intensity change across the wavelengths. Based on the techniques, one could conclude the modes effective refractive index. Optical low coherence interferometry (OLCI) was proposed for FMF characterization by R. Gabet et al.. The different LP modes could be obtained accurately in a single ...
... caused the intensity change across the wavelengths. Based on the techniques, one could conclude the modes effective refractive index. Optical low coherence interferometry (OLCI) was proposed for FMF characterization by R. Gabet et al.. The different LP modes could be obtained accurately in a single ...
SI - ECE@NUS
... transmitted into the object which then encounters an object-water interface (with low contrast in refractive indices). Since the refractive index ratio of the object with water is very small, the reflection and momentum changes are also small (less than 10% for either momentum formula). One may also ...
... transmitted into the object which then encounters an object-water interface (with low contrast in refractive indices). Since the refractive index ratio of the object with water is very small, the reflection and momentum changes are also small (less than 10% for either momentum formula). One may also ...
Far-field optical microscope with nanometer-scale
... nanometer-scale resolution would be produced. Very recently a microscope built on this principle has been reported 6, and experimental proofs of its resolution of at least 50 nm, which is equal to approximately λ/10 and far supersedes resolution of any other known far-field optical microscope have b ...
... nanometer-scale resolution would be produced. Very recently a microscope built on this principle has been reported 6, and experimental proofs of its resolution of at least 50 nm, which is equal to approximately λ/10 and far supersedes resolution of any other known far-field optical microscope have b ...
Sample pages 1 PDF
... intensity would be seen. Applying this concept to STEM (Cowley 1969, Zeitler and Thomson 1970), it becomes clear that the STEM imaging optics (before the sample) are equivalent to the imaging optics (after the sample) in the conventional TEM (CTEM). Similarly, the detector plane in STEM plays a simi ...
... intensity would be seen. Applying this concept to STEM (Cowley 1969, Zeitler and Thomson 1970), it becomes clear that the STEM imaging optics (before the sample) are equivalent to the imaging optics (after the sample) in the conventional TEM (CTEM). Similarly, the detector plane in STEM plays a simi ...
pdf
... been fabricated by direct laser writing in chalcogenide glasses in 2 h.[12] 3D photonic nanostructures operating at near-infrared and longer wavelengths larger than 100 µm × 100 µm × 100 µm with uniformity have been fabricated via laser lithography.[15] However, these 3D nanostructures typically hav ...
... been fabricated by direct laser writing in chalcogenide glasses in 2 h.[12] 3D photonic nanostructures operating at near-infrared and longer wavelengths larger than 100 µm × 100 µm × 100 µm with uniformity have been fabricated via laser lithography.[15] However, these 3D nanostructures typically hav ...
Reflection and transmission of electromagnetic
... matching implicitly (reflection was ignored) and leads to a correct change in the transmitted-field amplitude, it is consistent with the boundary condition Eq. (3). The physical origin of the time-dilation factor s is related to the time transformation [21] that maps the input field to the output fi ...
... matching implicitly (reflection was ignored) and leads to a correct change in the transmitted-field amplitude, it is consistent with the boundary condition Eq. (3). The physical origin of the time-dilation factor s is related to the time transformation [21] that maps the input field to the output fi ...
Appendix A Optics and Radiance The power incident on a
... corresponding solid angle is reduced by a factor of cosθ, where θ is the angle between the ray from the source element and the normal of the detector. However, usually the source is sufficiently ...
... corresponding solid angle is reduced by a factor of cosθ, where θ is the angle between the ray from the source element and the normal of the detector. However, usually the source is sufficiently ...
Optical properties of Al2O3 thin films grown by
... insulator (SOI) waveguides [2], which have a silicon core (refractive index nSi ¼ 3:48) and silica (nSiO2 ¼ 1:45), or even air, claddings. The SOI waveguides so far seem to be an ideal technical solution for planar photonic integrated circuits. Besides perfect optical characteristics, this material ...
... insulator (SOI) waveguides [2], which have a silicon core (refractive index nSi ¼ 3:48) and silica (nSiO2 ¼ 1:45), or even air, claddings. The SOI waveguides so far seem to be an ideal technical solution for planar photonic integrated circuits. Besides perfect optical characteristics, this material ...
Mimicking celestial mechanics in metamaterials ARTICLES *
... velocities. In fact, next we show that the underlying electromagnetic phenomena can be demonstrated using DOM in the form of simple binary metal–dielectric or pure dielectric composites. Figure 2 shows finite refractive index profiles n mapped to that of a PBH, obtained by varying the volume fractio ...
... velocities. In fact, next we show that the underlying electromagnetic phenomena can be demonstrated using DOM in the form of simple binary metal–dielectric or pure dielectric composites. Figure 2 shows finite refractive index profiles n mapped to that of a PBH, obtained by varying the volume fractio ...