EE 230: Optical Fiber Communication Lecture 4
... refraction of the medium changes with wavelength • Waveguide dispersion: index change across waveguide means that different wavelengths have different delays • Polarization mode dispersion: if waveguide is birefringent ...
... refraction of the medium changes with wavelength • Waveguide dispersion: index change across waveguide means that different wavelengths have different delays • Polarization mode dispersion: if waveguide is birefringent ...
Measuring Human Chromosomes using Confocal microscopy
... imaging, the advantage of lensless imaging is that it does not require high quality lens that satisfies atomic scale wavelengths. Therefore it is used to provide the image with good quality in imaging techniques that use illuminations with very short wavelength such as ultraviolet or Xray. It is als ...
... imaging, the advantage of lensless imaging is that it does not require high quality lens that satisfies atomic scale wavelengths. Therefore it is used to provide the image with good quality in imaging techniques that use illuminations with very short wavelength such as ultraviolet or Xray. It is als ...
Originally published as “Ultrafast spin polarization in a multiferroic
... of multiferroics, which are generally classified to the strongly correlated electrons system, combining both magnetic- and semiconducting-properties. In recent years, optical pump-probe spectroscopy has been employed as a crucial alternative tool for investigating the strong coupling between spin, c ...
... of multiferroics, which are generally classified to the strongly correlated electrons system, combining both magnetic- and semiconducting-properties. In recent years, optical pump-probe spectroscopy has been employed as a crucial alternative tool for investigating the strong coupling between spin, c ...
Optically induced forces in scanning probe microscopy
... theoretical article in 1992 [18], wherein the authors calculated the force on a sphere in an evanescent field from a totally internally reflected wave on a triangular prism. Based on their calculations, Depasse and Courjon concluded that for reasonable excitation intensities, a force should be measu ...
... theoretical article in 1992 [18], wherein the authors calculated the force on a sphere in an evanescent field from a totally internally reflected wave on a triangular prism. Based on their calculations, Depasse and Courjon concluded that for reasonable excitation intensities, a force should be measu ...
surface topology reconstruction from the white light interferogram by
... interferogram for the surface topology reconstruction is more complicated. This is caused by an envelope effect influencing the signal intensity. Currently, a number of reconstruction methods have been developed, for example the method of envelope detection or determination of maximum intensity in t ...
... interferogram for the surface topology reconstruction is more complicated. This is caused by an envelope effect influencing the signal intensity. Currently, a number of reconstruction methods have been developed, for example the method of envelope detection or determination of maximum intensity in t ...
Lecture 11: Semiconductor lasers and light
... • An LED can be directly modulated by applying the modulation signal to the injection current, an approach known as direct current-modulation. • There are two factors that limit the modulation bandwidth of an LED: the junction capacitance and the diffusion capacitance. • Because an LED is operated u ...
... • An LED can be directly modulated by applying the modulation signal to the injection current, an approach known as direct current-modulation. • There are two factors that limit the modulation bandwidth of an LED: the junction capacitance and the diffusion capacitance. • Because an LED is operated u ...
Lecture0006c - Purdue University Cytometry Laboratories
... • Placing a second fluorescence collection lens at 180o from the first one (this is more difficult in most instruments but is commonly used in PartecTM instruments) ...
... • Placing a second fluorescence collection lens at 180o from the first one (this is more difficult in most instruments but is commonly used in PartecTM instruments) ...
diffraction uniformly illuminated circular aperture
... aperture. The lower plot has a log scale for the irradiance I dB 10log10 ( I ) . The agreement between the Fraunhofer and RS1 diffraction patterns is excellent for this set of parameters. ...
... aperture. The lower plot has a log scale for the irradiance I dB 10log10 ( I ) . The agreement between the Fraunhofer and RS1 diffraction patterns is excellent for this set of parameters. ...
Aalborg Universitet
... adiabatic condition reduces to g ≅ l e ′ /(4p Re d ) 1, which is, in practice, met for radii much larger than the light wavelength (Supplementary Fig. S1). These guidelines for achieving nonresonant radiation absorption by adiabatic GSP nanofocusing thus require subwavelength-period arrays of ...
... adiabatic condition reduces to g ≅ l e ′ /(4p Re d ) 1, which is, in practice, met for radii much larger than the light wavelength (Supplementary Fig. S1). These guidelines for achieving nonresonant radiation absorption by adiabatic GSP nanofocusing thus require subwavelength-period arrays of ...
Holographic methods for phase microscopic objects study
... Phase-contrast microscopes are widely used for phase microobjects visualization. But they allow only 2D imaging of the microobjects, measurement of their thicknesses is impossible. Interference microscopes give the possibility of quantitative measurements, but they are mainly used only for thin film ...
... Phase-contrast microscopes are widely used for phase microobjects visualization. But they allow only 2D imaging of the microobjects, measurement of their thicknesses is impossible. Interference microscopes give the possibility of quantitative measurements, but they are mainly used only for thin film ...
Coating Materials - Umicore Thin Film Products
... Magnesium fluoride (MgF2) is still the dielectric material with the highest consumption. This is based on a combination of material properties like low refractive index and film durability. A large area of applications is the refinement of mineral glass lenses with antireflection coatings for consum ...
... Magnesium fluoride (MgF2) is still the dielectric material with the highest consumption. This is based on a combination of material properties like low refractive index and film durability. A large area of applications is the refinement of mineral glass lenses with antireflection coatings for consum ...
Laser Ignition in Internal Combustion Engines
... In the case of thermal interaction, ignition occurs without the generation of an electrical breakdown in the combustible medium. The ignition energy is absorbed by the gas mixture through vibrational or rotational modes of the molecules; therefore no well-localized ignition source exists. Instead, e ...
... In the case of thermal interaction, ignition occurs without the generation of an electrical breakdown in the combustible medium. The ignition energy is absorbed by the gas mixture through vibrational or rotational modes of the molecules; therefore no well-localized ignition source exists. Instead, e ...
Optical Cable and Accessory for TV Camera
... Description This cable assembly connects power lines, control lines, and optical fibers. It should be noted that they are not compatible with each other. Refer to "Selection Table of Connector and Cable" on the next page, since each connector has its own attachable cables. ...
... Description This cable assembly connects power lines, control lines, and optical fibers. It should be noted that they are not compatible with each other. Refer to "Selection Table of Connector and Cable" on the next page, since each connector has its own attachable cables. ...
Full-text PDF - Research School of Physics and Engineering
... of the theory suggest that many of the properties of optical solitons in non-Kerr media are similar, and they can be approached with the help of rather general physical concepts. Also, from this perspective we understand that there is no simple mapping between temporal and spatial optical solitons. ...
... of the theory suggest that many of the properties of optical solitons in non-Kerr media are similar, and they can be approached with the help of rather general physical concepts. Also, from this perspective we understand that there is no simple mapping between temporal and spatial optical solitons. ...
Physical basis of colors seen in Congo red-stained amyloid
... these using polarizing microscopy.1–3 Because some principles of polarizing microscopy may not be widely known, they are given here to help understand this study. Polarizing Microscopy Polarization means that light waves vibrate in only one plane. One way to achieve this is by use of the polarizing ...
... these using polarizing microscopy.1–3 Because some principles of polarizing microscopy may not be widely known, they are given here to help understand this study. Polarizing Microscopy Polarization means that light waves vibrate in only one plane. One way to achieve this is by use of the polarizing ...
Highly doped InP as a low loss plasmonic material for
... phenomena date back to early 1900’s, but it was not until the middle of the 20th century when the experimental observations were linked to the theory [1]. Boosted by advances in nanofabrication techniques, the field of plasmonics was reborn in the second half of the 20th century [2]. Publication of ...
... phenomena date back to early 1900’s, but it was not until the middle of the 20th century when the experimental observations were linked to the theory [1]. Boosted by advances in nanofabrication techniques, the field of plasmonics was reborn in the second half of the 20th century [2]. Publication of ...