II. Semiconductor optical amplifier
... Cross phase modulation as the using wavelength converter present more advantages when compared to other schemes: high conversion efficiency and output extinction ration; different techniques can be applied to permit conversion after the SOA temporal response; and the output signal information is log ...
... Cross phase modulation as the using wavelength converter present more advantages when compared to other schemes: high conversion efficiency and output extinction ration; different techniques can be applied to permit conversion after the SOA temporal response; and the output signal information is log ...
Default Normal Template
... This work was supported by the German Aerospace Center and the Technical University in Brunswick in Germany. I am indebted to Dr. N. Fuerstenau (German Aerospace Center) for significant contributions in the realization of this project as well as to Prof. Dr. K. Bethe (TU Brunswick). Furthermore, I a ...
... This work was supported by the German Aerospace Center and the Technical University in Brunswick in Germany. I am indebted to Dr. N. Fuerstenau (German Aerospace Center) for significant contributions in the realization of this project as well as to Prof. Dr. K. Bethe (TU Brunswick). Furthermore, I a ...
Efficient output coupling of intracavity high harmonic generation
... cavity through a small hole in a curved mirror. We add an optic directly after the intracavity focus. The element acts as a diffraction grating for all harmonic orders and yet, is a near perfect high-reflector for the 1070 nm fundamental light. We find this optic produces no measurable decrease in t ...
... cavity through a small hole in a curved mirror. We add an optic directly after the intracavity focus. The element acts as a diffraction grating for all harmonic orders and yet, is a near perfect high-reflector for the 1070 nm fundamental light. We find this optic produces no measurable decrease in t ...
Electromagnetic Boundary Conditions
... Brewster angle windows allow loss-less laser beam exit from a lasing medium into air (for proper polarization), where adjustment of the reflecting cavity mirrors is easy. Where μ1 ≠ μ2, there can be a Brewster's angle situation for both incident polarizations. In this case the numerator can be zero ...
... Brewster angle windows allow loss-less laser beam exit from a lasing medium into air (for proper polarization), where adjustment of the reflecting cavity mirrors is easy. Where μ1 ≠ μ2, there can be a Brewster's angle situation for both incident polarizations. In this case the numerator can be zero ...
A short introduction to light and electron microscopy
... In wide field microscopy the whole sample is illuminated with light. Different modes of illumination can be employed. In transmission microscopy white light is transmitted through stained histological samples. Unstained samples can be analyzed using optical contrast methods (phase contrast, differen ...
... In wide field microscopy the whole sample is illuminated with light. Different modes of illumination can be employed. In transmission microscopy white light is transmitted through stained histological samples. Unstained samples can be analyzed using optical contrast methods (phase contrast, differen ...
Finite element simulation of microphotonic lasing
... FDTD simulation utilizing unstructured grids, but to the best knowledge of the authors this has not been demonstrated. The finite element method (FEM) can utilize unstructured grids and as a result can model a wide variety of geometries. In this paper we present a FEM model of a microphotonic system ...
... FDTD simulation utilizing unstructured grids, but to the best knowledge of the authors this has not been demonstrated. The finite element method (FEM) can utilize unstructured grids and as a result can model a wide variety of geometries. In this paper we present a FEM model of a microphotonic system ...
Fundamental Limits in Confocal Microscopy
... a 2D image, given sufficiently flexible equipment, one could also use the same total sampling (imaging) time to measure a single point at a great many different times, a smaller volume within the sample or, indeed, any other small collection of points within the specimen a great many times. The dist ...
... a 2D image, given sufficiently flexible equipment, one could also use the same total sampling (imaging) time to measure a single point at a great many different times, a smaller volume within the sample or, indeed, any other small collection of points within the specimen a great many times. The dist ...
infrared studies with the lbt interferometer
... resolution and FOV reached by LBTI, we summarize here a study of the circumstellar envelopes of evolved stars, using CW Leo as an example. The source is a bright, carbon rich Asymptotic Giant Branch (AGB) star, whose mass loss builds up a huge circumstellar shroud of gas and dust that absorbs and re ...
... resolution and FOV reached by LBTI, we summarize here a study of the circumstellar envelopes of evolved stars, using CW Leo as an example. The source is a bright, carbon rich Asymptotic Giant Branch (AGB) star, whose mass loss builds up a huge circumstellar shroud of gas and dust that absorbs and re ...
The K2-ESPRINT Project III: A Close-in Super
... in K2 Campaign 3 for planet candidates using a Boxfitting Least Squares routine (BLS: Kovács et al. 2002; Jenkins et al. 2010). We improved the efficiency of the original BLS by implementing the optimal frequency sampling described in Ofir (2014). K2-28 emerged as a clear detection with SNR of ∼9. ...
... in K2 Campaign 3 for planet candidates using a Boxfitting Least Squares routine (BLS: Kovács et al. 2002; Jenkins et al. 2010). We improved the efficiency of the original BLS by implementing the optimal frequency sampling described in Ofir (2014). K2-28 emerged as a clear detection with SNR of ∼9. ...
Unit 7 Microwave Objective Study the characteristics of microwaves
... Microwave is a kind of electromagnetic waves whose wavelength is among 10 m ~10-4 m (the wavelength of the microwave we use in this experiment is 2.85 cm.), and the propagation direction can be determined by Maxwell’s Equation. In vacuum, electric field E and magnetic field B of a microwave are perp ...
... Microwave is a kind of electromagnetic waves whose wavelength is among 10 m ~10-4 m (the wavelength of the microwave we use in this experiment is 2.85 cm.), and the propagation direction can be determined by Maxwell’s Equation. In vacuum, electric field E and magnetic field B of a microwave are perp ...
Plane of polarisation
... 1. Two coherent rays polarised at right angles do not interfere 2. Two parallel coherent polarised rays will interfere in the same way as will ordinary light ...
... 1. Two coherent rays polarised at right angles do not interfere 2. Two parallel coherent polarised rays will interfere in the same way as will ordinary light ...
An Optical Pulse Generator from a Sinusoidal Optical Signal Using
... self-sampling, but the wavelength should be converted or the polarisation between the signal to be sampled and the sampling pulses should be set at 90o angle each other. Therefore, (amplified) sampling pulses may be derived from the analogue signal to be sampled. Since an analogue RoF (optical) peri ...
... self-sampling, but the wavelength should be converted or the polarisation between the signal to be sampled and the sampling pulses should be set at 90o angle each other. Therefore, (amplified) sampling pulses may be derived from the analogue signal to be sampled. Since an analogue RoF (optical) peri ...
Near-Infrared Spectroscopy
... The basis of NIRS relies upon two principles: (1) that tissue is relatively transparent to nearinfrared light and (2) that there are compounds in tissue in which absorption of light is dependent on the oxygenation status of the tissue (Elwell & Phil, 1995). The propagation of light in tissue depends ...
... The basis of NIRS relies upon two principles: (1) that tissue is relatively transparent to nearinfrared light and (2) that there are compounds in tissue in which absorption of light is dependent on the oxygenation status of the tissue (Elwell & Phil, 1995). The propagation of light in tissue depends ...