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... medium with a spatially uniform distribution of fluorophores. An intensity-modulated point light source with an optical wavelength that falls within the absorption band of the fluorophores creates an excitation diffuse photon density wave 1DPDW2 that excites the fluorophores. The fluorescent photons ...
... medium with a spatially uniform distribution of fluorophores. An intensity-modulated point light source with an optical wavelength that falls within the absorption band of the fluorophores creates an excitation diffuse photon density wave 1DPDW2 that excites the fluorophores. The fluorescent photons ...
reflection properties of a gaussian laser beam from multilayer
... I am very grateful to my supervisor Assoc. Prof. Dr. M. Salih Dinleyici for his support and guidance throughout my research for which I have tried to determine and examine. His comments and advices directed me to find a way through and understand the whole situation. I also offer my special thanks t ...
... I am very grateful to my supervisor Assoc. Prof. Dr. M. Salih Dinleyici for his support and guidance throughout my research for which I have tried to determine and examine. His comments and advices directed me to find a way through and understand the whole situation. I also offer my special thanks t ...
Sidelobe decline in single-photon 4Pi microscopy by Toraldo rings
... the zones are r1 ¼ 0:41; r2 ¼ 0:56; r3 ¼ 0:73; r4 ¼ 0:83; r5 ¼ 0:91; r6 ¼ 0:96 and r7 ¼ 1: Since the zones have no absorption the filter throughput is optimized. On the other hand, the choice of phase-only filters with constant transmittance in the annular zones yields to a design that can be manufa ...
... the zones are r1 ¼ 0:41; r2 ¼ 0:56; r3 ¼ 0:73; r4 ¼ 0:83; r5 ¼ 0:91; r6 ¼ 0:96 and r7 ¼ 1: Since the zones have no absorption the filter throughput is optimized. On the other hand, the choice of phase-only filters with constant transmittance in the annular zones yields to a design that can be manufa ...
Cavity optomechanics - Institute for Theoretical Physics II
... Nichols and Hull, 1901). A careful analysis of these experiments was required to distinguish the phenomenon from thermal effects that had dominated earlier observations. As early as 1909, Einstein derived the statistics of the radiationpressure force fluctuations acting on a movable mirror (Einstein ...
... Nichols and Hull, 1901). A careful analysis of these experiments was required to distinguish the phenomenon from thermal effects that had dominated earlier observations. As early as 1909, Einstein derived the statistics of the radiationpressure force fluctuations acting on a movable mirror (Einstein ...
Spun Fiber for Current Sensors
... is used, more coils can be achieved, giving a higher sensitivity. In a coil, the Faraday phase shift, , is proportional to: Where V is the Verdet Constant, N the number of coils and I the current flowing through the conductor. Published work uses various lengths of fiber, including 16m [3] and 19m [ ...
... is used, more coils can be achieved, giving a higher sensitivity. In a coil, the Faraday phase shift, , is proportional to: Where V is the Verdet Constant, N the number of coils and I the current flowing through the conductor. Published work uses various lengths of fiber, including 16m [3] and 19m [ ...
Fiber Bragg Gratings (FBGs)
... Any pressure applied to the side of the fiber can cause micro-bends. Micro-bends cause a localized birefringence which can reduce the sensitivity of the fiber optic current sensor. Micro-bends can be caused by the packaging technique, for example if glue or tape is used on the fiber. Often the packa ...
... Any pressure applied to the side of the fiber can cause micro-bends. Micro-bends cause a localized birefringence which can reduce the sensitivity of the fiber optic current sensor. Micro-bends can be caused by the packaging technique, for example if glue or tape is used on the fiber. Often the packa ...
Lab 71 in TFFM08 Fiber Optics
... The electromagnetic field is a vector quantity. Both the electric and magnetic field components are vectors at right angles to each other and both are, in most cases, mutually perpendicular to the propagation vector of the light. The direction of the electric field determines the polarization of the ...
... The electromagnetic field is a vector quantity. Both the electric and magnetic field components are vectors at right angles to each other and both are, in most cases, mutually perpendicular to the propagation vector of the light. The direction of the electric field determines the polarization of the ...
Wavelength Conversion Using Reconfigurable Photonic
... Nanophotonics (optics in nanoscale) is another domain which is a direct beneficiary of nanotechnology. Being able to manipulate light at the chip level can lead to very revolutionary results and applications. Consequently, one can find very interesting nanophotonics research topics in the literature ...
... Nanophotonics (optics in nanoscale) is another domain which is a direct beneficiary of nanotechnology. Being able to manipulate light at the chip level can lead to very revolutionary results and applications. Consequently, one can find very interesting nanophotonics research topics in the literature ...
Topics in Adaptive Optics
... pace. The basic idea of wavefront compensation in real‐time has been around since the mid 1970s. The first widely used application of adaptive optics was for compensating atmospheric turbulence effects in astronomical imaging and laser beam propagation. While some topics have been ...
... pace. The basic idea of wavefront compensation in real‐time has been around since the mid 1970s. The first widely used application of adaptive optics was for compensating atmospheric turbulence effects in astronomical imaging and laser beam propagation. While some topics have been ...
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 ...
Inverse Problems in Astronomical Adaptive Optics
... The limitations imposed by atmospheric turbulence upon astronomical image quality have been recognized for centuries [47]. The possibility of correcting for atmospheric effects using some to-be-determined method was hypothesized at least as early as 1908 [31]. Babcock [4] is generally given credit f ...
... The limitations imposed by atmospheric turbulence upon astronomical image quality have been recognized for centuries [47]. The possibility of correcting for atmospheric effects using some to-be-determined method was hypothesized at least as early as 1908 [31]. Babcock [4] is generally given credit f ...
Raman microscopy in an electron microscope: combining chemical
... By applying a quite powerful laser system and a large number of molecules in the excitation volume high intensities of Raman scattering can be obtained. In the following chapters we will speak about micro-Raman set up’s which have usually a compact sized laser source. Therefore, large laser excitati ...
... By applying a quite powerful laser system and a large number of molecules in the excitation volume high intensities of Raman scattering can be obtained. In the following chapters we will speak about micro-Raman set up’s which have usually a compact sized laser source. Therefore, large laser excitati ...
Graphene Plasmonic Metasurfaces to Steer Infrared Light www.nature.com/scientificreports Zubin Li
... reflective configuration that are easy to fabricate and integrate. It should be emphasized that the full 2π phase coverage is crucial for designing functional metasurfaces, which necessitates the bottom metallic mirror. The bare graphene ribbons on a dielectric layer only provide a phase modulation ...
... reflective configuration that are easy to fabricate and integrate. It should be emphasized that the full 2π phase coverage is crucial for designing functional metasurfaces, which necessitates the bottom metallic mirror. The bare graphene ribbons on a dielectric layer only provide a phase modulation ...
Probing Methanol Cluster Growth by Vacuum Ultraviolet Ionization
... Appearance Energies (AE) at Various Distances. Figures 5 and 6 display the PIE curves of methanol and protonated methanol clusters measured in the 9.5−13.0 eV region. Figure 5 depicts PIE curves for each species with distance variation while Figure 6 shows PIE curves for different species while keepi ...
... Appearance Energies (AE) at Various Distances. Figures 5 and 6 display the PIE curves of methanol and protonated methanol clusters measured in the 9.5−13.0 eV region. Figure 5 depicts PIE curves for each species with distance variation while Figure 6 shows PIE curves for different species while keepi ...
document
... Based on the array output of both noisy and true events, a system can estimate a gamma-ray’s arrival time. This paper will model the distribution of the gamma-ray’s arrival time for various SPAD jitters and light detection efficiencies. Standard SPAD jitters range from roughly 100 ps FWHM in fully d ...
... Based on the array output of both noisy and true events, a system can estimate a gamma-ray’s arrival time. This paper will model the distribution of the gamma-ray’s arrival time for various SPAD jitters and light detection efficiencies. Standard SPAD jitters range from roughly 100 ps FWHM in fully d ...
Recent Advances in High-Birefringence Fiber Loop Mirror Sensors
... The Hi-Bi fibers are polarization maintaining fibers where the linear polarization states are structurally maintained. Due to this it is easier to implement an interferometer based on a fiber loop mirror. Also, these fibers can be applied in optical sensing, mostly in polarimetric sensors [2]. One o ...
... The Hi-Bi fibers are polarization maintaining fibers where the linear polarization states are structurally maintained. Due to this it is easier to implement an interferometer based on a fiber loop mirror. Also, these fibers can be applied in optical sensing, mostly in polarimetric sensors [2]. One o ...
