Direct Characterization of Plasmonic Slot Waveguides and
... coupling24 and phase-retardation effects25 . However, in our transmission-mode configuration, the sample was illuminated from below with an in-plane direction of polarization, allowing us to achieve uniform illumination and efficient excitation of the plasmonic antenna while avoiding the direct tip ...
... coupling24 and phase-retardation effects25 . However, in our transmission-mode configuration, the sample was illuminated from below with an in-plane direction of polarization, allowing us to achieve uniform illumination and efficient excitation of the plasmonic antenna while avoiding the direct tip ...
Section 13.3 Telescopes and Microscopes
... Let’s begin by looking at light telescopes, which form images of distant objects either on film or in front of your eyes. Most telescopes used by professional astronomers are photographic—essentially gigantic telephoto lenses that form real images of stars on pieces of film or electronic light senso ...
... Let’s begin by looking at light telescopes, which form images of distant objects either on film or in front of your eyes. Most telescopes used by professional astronomers are photographic—essentially gigantic telephoto lenses that form real images of stars on pieces of film or electronic light senso ...
Introduction to Flow Cytometry: A Learning Guide
... Shapiro H. Practical Flow Cytometry. 3rd ed. New York, NY: Alan R. Liss; 1995 (ISBN 0-471-30376-3). ...
... Shapiro H. Practical Flow Cytometry. 3rd ed. New York, NY: Alan R. Liss; 1995 (ISBN 0-471-30376-3). ...
Light Polariser
... start to vibrate and send out light energy. It turns out that the electrons which are set vibrating by the horizontal part of the electric field disturbance are slightly more likely to send out the light that we see Figure 7: Light reflected from a non-metallic as reflected. On the other hand, the e ...
... start to vibrate and send out light energy. It turns out that the electrons which are set vibrating by the horizontal part of the electric field disturbance are slightly more likely to send out the light that we see Figure 7: Light reflected from a non-metallic as reflected. On the other hand, the e ...
TAP 313 - 1: Polarisation of waves
... Light from a hot filament lamp is unpolarised (or rather, is emitted in randomly changing directions of polarisation). A polarising filter made of polaroid polarises the light. The filter passes components vibrating parallel to a special direction, and removes components vibrating perpendicular to t ...
... Light from a hot filament lamp is unpolarised (or rather, is emitted in randomly changing directions of polarisation). A polarising filter made of polaroid polarises the light. The filter passes components vibrating parallel to a special direction, and removes components vibrating perpendicular to t ...
Get PDF - OSA Publishing
... and control, clinical diagnosis imaging and environment assessment and management. Application areas include forestry, geology, agriculture, medicine, security, manufacturing, colorimetry, oceanography, ecology and others[1]. In this paper we are concerned with a particular hyperspectral imager: the ...
... and control, clinical diagnosis imaging and environment assessment and management. Application areas include forestry, geology, agriculture, medicine, security, manufacturing, colorimetry, oceanography, ecology and others[1]. In this paper we are concerned with a particular hyperspectral imager: the ...
ABSTRACT Dissertation: STUDIES OF
... interest and much research is focused on these phenomena. More over, due to the short effective wavelength of surface Plasmon polaritons, (or surface plamsons as they are often called), nano-optical circuits integrated with electronics appear to be possible. Recently, there have been many studies o ...
... interest and much research is focused on these phenomena. More over, due to the short effective wavelength of surface Plasmon polaritons, (or surface plamsons as they are often called), nano-optical circuits integrated with electronics appear to be possible. Recently, there have been many studies o ...
Depth of field and improved resolution of slit-scan flow systems
... of optical resolution under the real experimental conditions used as well as a description how to overcome experimental limitations are missing. Often, resolution values are estimated under the assumption of ideal Gaussian beam propagation. These estimates suffer from a discrepancy to practical impl ...
... of optical resolution under the real experimental conditions used as well as a description how to overcome experimental limitations are missing. Often, resolution values are estimated under the assumption of ideal Gaussian beam propagation. These estimates suffer from a discrepancy to practical impl ...
Mechanical mapping with chemical specificity by confocal Brillouin
... A freshly excised oesophageal biopsy sample was collected during routine endoscopy, mounted on acetate paper and snap frozen in liquid nitrogen. It was then cryosectioned, mounted on a calcium fluoride substrate and stored in a freezer (–80°C) until required for analysis. It was then removed for the ...
... A freshly excised oesophageal biopsy sample was collected during routine endoscopy, mounted on acetate paper and snap frozen in liquid nitrogen. It was then cryosectioned, mounted on a calcium fluoride substrate and stored in a freezer (–80°C) until required for analysis. It was then removed for the ...
Polarization microscopy with the LC-PolScope
... The advantage of the LC-PolScope over the traditional polarizing microscope rests in its speed, sensitivity and accuracy. As Shinya Inoué likes to point out, for a seminal study on DNA organization in sperm heads it took him and two colleagues three years to analyze the polarized light images of thr ...
... The advantage of the LC-PolScope over the traditional polarizing microscope rests in its speed, sensitivity and accuracy. As Shinya Inoué likes to point out, for a seminal study on DNA organization in sperm heads it took him and two colleagues three years to analyze the polarized light images of thr ...
00 Fourier optics – 4f Arrangement – Filtering and reconstruction
... – (a) Clamp the grid (50 lines/mm) in the object plane P1 in a plate holder. Now perform a low-pass filtration in the Fourier plane P2, by positioning a pinhole diaphragm (diameter: 1 – 2 mm) in such a manner that only a single, arbitrary diffraction maximum passes through Observe the image on the s ...
... – (a) Clamp the grid (50 lines/mm) in the object plane P1 in a plate holder. Now perform a low-pass filtration in the Fourier plane P2, by positioning a pinhole diaphragm (diameter: 1 – 2 mm) in such a manner that only a single, arbitrary diffraction maximum passes through Observe the image on the s ...
HIGH EFFICIENT LIGHT EMITTING DEVICES WITH ADDITIONAL
... White light-emitting diodes (LEDs), with the advantages of long lifetime, saving energy consumption, and environmental-friendly characteristics, are thought to be the most important solid-state light sources for substitution of widely used incandescent lamps and fluorescent lamps [1]. Great interest ...
... White light-emitting diodes (LEDs), with the advantages of long lifetime, saving energy consumption, and environmental-friendly characteristics, are thought to be the most important solid-state light sources for substitution of widely used incandescent lamps and fluorescent lamps [1]. Great interest ...
SPECTRAL REFLECTANCES OF LOG ENDS FOR CAMERA BASED ANNUAL Marjanen Kalle
... outdoor measurements have some significant challenges of their own. These challenges are caused by the environment that is somewhat hostile towards any measurements. The humidity and rain and dust combined with the mechanical vibrations set limitations to hardware used. The change of the illuminatio ...
... outdoor measurements have some significant challenges of their own. These challenges are caused by the environment that is somewhat hostile towards any measurements. The humidity and rain and dust combined with the mechanical vibrations set limitations to hardware used. The change of the illuminatio ...
Generalizing the Confocal Microscope via Heterodyne Interferometry and Digital Filtering
... The confocal microscope was first considered by Minsky(1957), and since by many others; Sawatari(1973) was the first to build a heterodyne interference microscope, and a later version with phase sensitivity has been developed by Peterson et al.(1984) at about the time of our early work. Both of thes ...
... The confocal microscope was first considered by Minsky(1957), and since by many others; Sawatari(1973) was the first to build a heterodyne interference microscope, and a later version with phase sensitivity has been developed by Peterson et al.(1984) at about the time of our early work. Both of thes ...
Biological specimen 3D morphology and refractive index separation
... can be used for example to assess and quantify cellular swelling resulting from physiological, pathological processes or external stimulation (drugs screening...). The refractive index gives information about the intracellular water fluxes and protein concentration. Conventional light microscopes, r ...
... can be used for example to assess and quantify cellular swelling resulting from physiological, pathological processes or external stimulation (drugs screening...). The refractive index gives information about the intracellular water fluxes and protein concentration. Conventional light microscopes, r ...
Intraframe Scene Capturing and Speed Measurement Based on
... the other hand, there are methods in the literature aiming at producing reliable speed estimates, based on optical information only [2–5]. Scientific studies in this field can be divided into two major research directions: optical flow (interframe) and motion-blur (intraframe) based displacement cal ...
... the other hand, there are methods in the literature aiming at producing reliable speed estimates, based on optical information only [2–5]. Scientific studies in this field can be divided into two major research directions: optical flow (interframe) and motion-blur (intraframe) based displacement cal ...
AGS1927 Technical Datasheet
... The coverglass mirror is used to reveal the confocal resolving power in z-axis direction. The 9nm Aluminum layer on a coverglass is an infinitely thin, totally reflecting flat object for a confocal microscope. To perform the test, a series of images is taken with minimal stepsize. At the level of th ...
... The coverglass mirror is used to reveal the confocal resolving power in z-axis direction. The 9nm Aluminum layer on a coverglass is an infinitely thin, totally reflecting flat object for a confocal microscope. To perform the test, a series of images is taken with minimal stepsize. At the level of th ...
holographic relief map production by using topograhic line maps
... DALKIRAN, H.P., ÖZAĞAÇ, S., BÜYÜKBAYRAK, H. Most of the inventions in the history discovered by accidentally or inspire of irrelevant association between things. In most cases, somewhere in time, someone else has already imagined it before, but has not been materialized yet. It is so hard to match t ...
... DALKIRAN, H.P., ÖZAĞAÇ, S., BÜYÜKBAYRAK, H. Most of the inventions in the history discovered by accidentally or inspire of irrelevant association between things. In most cases, somewhere in time, someone else has already imagined it before, but has not been materialized yet. It is so hard to match t ...
Holographic optics for a matched-filter optical
... ously noted, the striking properties of the holographic optical processor are its compact folded geometry and its light weight. Referring to Fig. 1, the input (signal) transparency S, which has amplitude transmittance s1(x), is illuminated by a plane wave from the collimator H, (or La). We use 1-D n ...
... ously noted, the striking properties of the holographic optical processor are its compact folded geometry and its light weight. Referring to Fig. 1, the input (signal) transparency S, which has amplitude transmittance s1(x), is illuminated by a plane wave from the collimator H, (or La). We use 1-D n ...
spatial filtering
... where “f” is the focal length of the “Fourier transform” lens. The magnification (the ratio of the size of the final image to the original) will be i/o, and you will get an image of equal size to the original when o=I=2f. Of course, you will need to have the distance between the aperture and the “F ...
... where “f” is the focal length of the “Fourier transform” lens. The magnification (the ratio of the size of the final image to the original) will be i/o, and you will get an image of equal size to the original when o=I=2f. Of course, you will need to have the distance between the aperture and the “F ...
Large Field Background Oriented Schlieren for Visualising Heated
... increasing the total volumetric flow rate by a factor of 6. The relatively high velocity of the jet enables the horizontal momentum of the hot air flow to be more prevalent over the effects of buoyancy than conventional fan heaters, giving greater horizontal projection. Schlieren imaging provides a ...
... increasing the total volumetric flow rate by a factor of 6. The relatively high velocity of the jet enables the horizontal momentum of the hot air flow to be more prevalent over the effects of buoyancy than conventional fan heaters, giving greater horizontal projection. Schlieren imaging provides a ...
measuring wavelength discrimination threshold along the entire
... to be the neutral point. In other spectral ranges the recognition is weak, there is no secondary local minimum, which results in a typical U shaped curve [3], [7] (Fig. 3). It was also seen that the wavelength discrimination peak value of deuteranopes and its position is changing with the brightness ...
... to be the neutral point. In other spectral ranges the recognition is weak, there is no secondary local minimum, which results in a typical U shaped curve [3], [7] (Fig. 3). It was also seen that the wavelength discrimination peak value of deuteranopes and its position is changing with the brightness ...
Cloaking at Optical Frequencies - Cornell ECE
... cloak. The density variation is defined using transformation optics to define the effective index distribution of the cloak. The prospect of optical cloaking has recently become a topic of considerable interest. Through the use of transformation optics7-11, in which a coordinate transformation is ap ...
... cloak. The density variation is defined using transformation optics to define the effective index distribution of the cloak. The prospect of optical cloaking has recently become a topic of considerable interest. Through the use of transformation optics7-11, in which a coordinate transformation is ap ...
Soleil-Babinet Compensator
... A Soleil-Babinet Compensator is a continuously variable zero-order retarder (wave plate) that can be used over a broad spectral range. The variable retardance is achieved by adjusting the position of a long birefringent wedge with respect to a short fixed birefringent wedge. The wedge angle and fast ...
... A Soleil-Babinet Compensator is a continuously variable zero-order retarder (wave plate) that can be used over a broad spectral range. The variable retardance is achieved by adjusting the position of a long birefringent wedge with respect to a short fixed birefringent wedge. The wedge angle and fast ...