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Experimental Demonstration of Higher Precision Weak-Value
... by the postselection, whereas in the practical situation, there are some other losses induced by, for example, the imperfect transmittivity or reflectivity of the optical components. In our experiment, the one-traversal loss factor β is approximately 0.4 and the postselection probability is 10%. A c ...
... by the postselection, whereas in the practical situation, there are some other losses induced by, for example, the imperfect transmittivity or reflectivity of the optical components. In our experiment, the one-traversal loss factor β is approximately 0.4 and the postselection probability is 10%. A c ...
Astro-Madness: Student Table Keys
... Medium to very high spectral resolution depending upon which grating is used (7 available). Two observing modes to obtain low resolution spectra or polarized light (polarimetry). Focal reducer optics for wide field of view and bright images, Limiting magnitude of 23 and the field of view is 4 arc-mi ...
... Medium to very high spectral resolution depending upon which grating is used (7 available). Two observing modes to obtain low resolution spectra or polarized light (polarimetry). Focal reducer optics for wide field of view and bright images, Limiting magnitude of 23 and the field of view is 4 arc-mi ...
Parallelized STED fluorescence nanoscopy
... Since the beginning of the 20th century, far-field optical microscopy has been essentially limited to >λ/2 > 200 nm in resolution, with λ denoting the wavelength of light. While electron and scanning probe microscopy have provided much finer details since then, they lack the possibility of non-invas ...
... Since the beginning of the 20th century, far-field optical microscopy has been essentially limited to >λ/2 > 200 nm in resolution, with λ denoting the wavelength of light. While electron and scanning probe microscopy have provided much finer details since then, they lack the possibility of non-invas ...
Stability of Continuously Pumped Atom Lasers
... quantum mechanical model must be used to calculate the linewidth of the beam coming from a pumped atom laser. Single (or few) mode quantum theories have been used to describe continuously pumped atom lasers [11]. Unfortunately, these models cannot describe the multimode behavior of the atom laser su ...
... quantum mechanical model must be used to calculate the linewidth of the beam coming from a pumped atom laser. Single (or few) mode quantum theories have been used to describe continuously pumped atom lasers [11]. Unfortunately, these models cannot describe the multimode behavior of the atom laser su ...
Optical properties of the human tissue
... method is widely used in tissue optics for processing the experimental data of spectrophotometry with integrating spheres. This method allows one to determine the absorption and the reduced scattering coefficients of a turbid media from the measured values of the total transmittance and the diffuse ...
... method is widely used in tissue optics for processing the experimental data of spectrophotometry with integrating spheres. This method allows one to determine the absorption and the reduced scattering coefficients of a turbid media from the measured values of the total transmittance and the diffuse ...
Advances in laser cooling of thulium-doped glass
... whereas the 3 H 5 → 3 F 4 transition is strongly nonradiative. This nonradiative decay can cause heating that would overwhelm the optical cooling effect. Fortunately, the branching ratio for the 3 F 4 → 3 H 5 transition is 0.03,25 which indicates that the population of the nonradiative branch should ...
... whereas the 3 H 5 → 3 F 4 transition is strongly nonradiative. This nonradiative decay can cause heating that would overwhelm the optical cooling effect. Fortunately, the branching ratio for the 3 F 4 → 3 H 5 transition is 0.03,25 which indicates that the population of the nonradiative branch should ...
High resolution transmission electron microscopy
... Condenser lens system: Specimen stage Objective lens ...
... Condenser lens system: Specimen stage Objective lens ...
Advances in diamond-turned surfaces enable unique cost
... Spectral distortion shows the variation in dispersion on the CCD plane as a function of wavelength. This is an important parameter because the calibrated height of the image at the CCD is related to the wavelength, and any spectral distortion will make the conversion from CCD position to wavelength ...
... Spectral distortion shows the variation in dispersion on the CCD plane as a function of wavelength. This is an important parameter because the calibrated height of the image at the CCD is related to the wavelength, and any spectral distortion will make the conversion from CCD position to wavelength ...
The Atomic, Molecular and Optical Science
... stability limits. The data show that superfluid nanodroplets behave very differently from their classical counterparts. Any rotational motion in a superfluid is manifested in quantum vortices. In a second step of the experiment xenondoped superfluid droplets are investigated. The xenon atoms cluster ...
... stability limits. The data show that superfluid nanodroplets behave very differently from their classical counterparts. Any rotational motion in a superfluid is manifested in quantum vortices. In a second step of the experiment xenondoped superfluid droplets are investigated. The xenon atoms cluster ...
Étendue and spectral resolution
... the beam is imperfectly collimated. In order to discuss the effect of a realistic beam of light on the fringe profile the contribution to the profile of rays from all points on a source of finite size must be considered. The results of our analysis of the effect of illuminating the interferometer wi ...
... the beam is imperfectly collimated. In order to discuss the effect of a realistic beam of light on the fringe profile the contribution to the profile of rays from all points on a source of finite size must be considered. The results of our analysis of the effect of illuminating the interferometer wi ...
Luz lenta y luz rápida en fibras ópticas
... It must be pointed out that a group velocity faster than the vacuum light velocity c or even negative does not break the famous principles resulting from causality and relativity. The fact that the spectral transition is narrowband prevents all frequency components from experiencing the same group v ...
... It must be pointed out that a group velocity faster than the vacuum light velocity c or even negative does not break the famous principles resulting from causality and relativity. The fact that the spectral transition is narrowband prevents all frequency components from experiencing the same group v ...
Electromagnetically induced transparency
... Molecules are not labeled/altered, detected in their natural forms. Relatively easy and cheap to perform (1) Allow for quantitative and kinetic measurement of molecular interaction; (2) Detection signal does not scale down with the sample volume, which is particularly attractive when ultrasmall (fem ...
... Molecules are not labeled/altered, detected in their natural forms. Relatively easy and cheap to perform (1) Allow for quantitative and kinetic measurement of molecular interaction; (2) Detection signal does not scale down with the sample volume, which is particularly attractive when ultrasmall (fem ...
Magneto-Optic Kerr Effect
... In polar and longitudinal MOKE, the polarization state of the reflected light has been altered. Specifically, an ellipticity k has been introduced and the plane of polarization (major axis of the ellipse) has been rotated by an angle k. Both k and k are typically very small numbers, therefore sm ...
... In polar and longitudinal MOKE, the polarization state of the reflected light has been altered. Specifically, an ellipticity k has been introduced and the plane of polarization (major axis of the ellipse) has been rotated by an angle k. Both k and k are typically very small numbers, therefore sm ...
Concepts for the simulation of volume and surface scattering based
... components and associated modeling techniques. • Field tracing allows inclusion of any component with any associated modeling technique. • In order to take maximum benefit of this field tracing capability, VirtualLab™ provides a programmable component which can be used together with all other compon ...
... components and associated modeling techniques. • Field tracing allows inclusion of any component with any associated modeling technique. • In order to take maximum benefit of this field tracing capability, VirtualLab™ provides a programmable component which can be used together with all other compon ...
BioE 123 Teaching Material Stanford University
... We cannot just put a piece of film or light detector right in front of the sample to get an image. Okay, maybe we can if the sample is self-illuminated (glowing), but we will have to be super-close. Try holding a piece of paper to your computer screen and get an image of the screen on your paper. Yo ...
... We cannot just put a piece of film or light detector right in front of the sample to get an image. Okay, maybe we can if the sample is self-illuminated (glowing), but we will have to be super-close. Try holding a piece of paper to your computer screen and get an image of the screen on your paper. Yo ...
Single Photon Sources - University of Rochester
... Fluorescence lifetime is obtained with a similar setup as the determination of antibunching of single photons. A green short-pulsed laser beam with 6ps pulses and 76 megaHertz frequency excites a sample which then emits single photons that are detected in the Hanbury Brown and Twiss setup. The elect ...
... Fluorescence lifetime is obtained with a similar setup as the determination of antibunching of single photons. A green short-pulsed laser beam with 6ps pulses and 76 megaHertz frequency excites a sample which then emits single photons that are detected in the Hanbury Brown and Twiss setup. The elect ...
Bending What is Optical Fiber Dispersion?
... Since each mode ray travels a different distance as it propagates, the ray arrive at different times at the fiber output. So the light pulse spreads out in time which can cause signal overlapping so seriously that you cannot distinguish them any more.. ...
... Since each mode ray travels a different distance as it propagates, the ray arrive at different times at the fiber output. So the light pulse spreads out in time which can cause signal overlapping so seriously that you cannot distinguish them any more.. ...
Superluminal ring laser for hypersensitive sensing H. N. Yum, M. Salit,
... G. S. Pati, M. Salit, K. Salit, and M. S. Shahriar, “Demonstration of a tunable-bandwidth white-light interferometer using anomalous dispersion in atomic vapor,” Phys. Rev. Lett. 99(13), 133601 (2007). M. S. Shahriar, and M. Salit, “Application of fast-light in gravitational wave detection with inte ...
... G. S. Pati, M. Salit, K. Salit, and M. S. Shahriar, “Demonstration of a tunable-bandwidth white-light interferometer using anomalous dispersion in atomic vapor,” Phys. Rev. Lett. 99(13), 133601 (2007). M. S. Shahriar, and M. Salit, “Application of fast-light in gravitational wave detection with inte ...
Confocal microscopy with a volume holographic filter
... In this Letter we present a new confocal imaging principle in which the pinhole is replaced with a matched filter recorded on a volume hologram. The hologram is recorded such that the field that is generated by an in-focus object is maximally diffracted, whereas objects that are out of focus are fil ...
... In this Letter we present a new confocal imaging principle in which the pinhole is replaced with a matched filter recorded on a volume hologram. The hologram is recorded such that the field that is generated by an in-focus object is maximally diffracted, whereas objects that are out of focus are fil ...
"Contrast Enhancement in Light Microscopy". In: Current Protocols in
... source is formed. Every point of this source image is projected by the condenser as a parallel pencil into infinity through the specimen. These pencils uniformly distribute the light intensity of each source point across their diameter, which in turn is set by the field diaphragm. In the back focal ...
... source is formed. Every point of this source image is projected by the condenser as a parallel pencil into infinity through the specimen. These pencils uniformly distribute the light intensity of each source point across their diameter, which in turn is set by the field diaphragm. In the back focal ...
Construction and Validation of a White Light Interferometer
... measurements. The thesis describes the design of a vertical scan interferometer system to study the surface topography of surfaces down to nanometers. The desired properties of the system are its simplicity, portability and compact size, making it suitable for use in general labs and for educational ...
... measurements. The thesis describes the design of a vertical scan interferometer system to study the surface topography of surfaces down to nanometers. The desired properties of the system are its simplicity, portability and compact size, making it suitable for use in general labs and for educational ...
Full Text - Journal of The Royal Society Interface
... The optical response averaged over large surface areas is generally measured using an optical goniometer (figure 1a). In this method, a collimated beam from a light source illuminates the sample at an angle ui (which is varied by rotating the sample) and the scattered light in reflection and transmi ...
... The optical response averaged over large surface areas is generally measured using an optical goniometer (figure 1a). In this method, a collimated beam from a light source illuminates the sample at an angle ui (which is varied by rotating the sample) and the scattered light in reflection and transmi ...
Lecture 3
... a Anisotropic crystals have crystallographically distinct axes and interact with light in a manner that is dependent upon the orientation of the crystalline lattice with respect to the incident light. When light enters the optical axis (c) of anisotropic crystals, it acts in a manner similar to inte ...
... a Anisotropic crystals have crystallographically distinct axes and interact with light in a manner that is dependent upon the orientation of the crystalline lattice with respect to the incident light. When light enters the optical axis (c) of anisotropic crystals, it acts in a manner similar to inte ...
Ultrahigh-resolution optical coherence tomography
... resolution, which is inversely proportional to the bandwidth. Commercial ophthalmic OCT systems use superluminescent diodes (SLD) as low-coherence light source. SLDs typically have 20-30 nm bandwidth and give an axial resolution of 10-15 µm. Broader bandwidth superluminescent diode light sources hav ...
... resolution, which is inversely proportional to the bandwidth. Commercial ophthalmic OCT systems use superluminescent diodes (SLD) as low-coherence light source. SLDs typically have 20-30 nm bandwidth and give an axial resolution of 10-15 µm. Broader bandwidth superluminescent diode light sources hav ...
AOTF-based system for image cytometry
... multispectral devices – usually part of confocal instruments9. Although these technologies have been successfully integrated with commercially available instruments (Nuance from CRI, PARISS imaging spectrometer from Lightform, Meta detector from Zeiss, etc), several important limitations are apparen ...
... multispectral devices – usually part of confocal instruments9. Although these technologies have been successfully integrated with commercially available instruments (Nuance from CRI, PARISS imaging spectrometer from Lightform, Meta detector from Zeiss, etc), several important limitations are apparen ...