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Dual-color total internal reflection fluorescence cross
... significantly improved selectivity and applicability.8 FCCS institutes two differently colored labels and realizes the distinction between coinciding and separated occurrence of these labels. It thus introduces a useful tool to monitor various biological assays including molecular binding between tw ...
... significantly improved selectivity and applicability.8 FCCS institutes two differently colored labels and realizes the distinction between coinciding and separated occurrence of these labels. It thus introduces a useful tool to monitor various biological assays including molecular binding between tw ...
V. The Scanning Electron Microscope A. The instrument The most
... Some microscopes are capable of displaying both images simultaneously as an anaglyph, one in red and the other in green. In this case, the three-dimensional image can be revealed by wearing appropriately coloured glasses. The vertical height difference between two points on the image is given by: h= ...
... Some microscopes are capable of displaying both images simultaneously as an anaglyph, one in red and the other in green. In this case, the three-dimensional image can be revealed by wearing appropriately coloured glasses. The vertical height difference between two points on the image is given by: h= ...
Optical, Confocal, and 4Pi Microscopy
... invented in 1609 with one concave lens and one convex lens, was the first device to be called a microscope. Christian Huygens in the late 1600s improved on the design of the microscope with a simple two lens ocular system that was achromatically corrected. Anton van Leeuwenhoek was the first to use ...
... invented in 1609 with one concave lens and one convex lens, was the first device to be called a microscope. Christian Huygens in the late 1600s improved on the design of the microscope with a simple two lens ocular system that was achromatically corrected. Anton van Leeuwenhoek was the first to use ...
Low-field magnetoresistance in La0.7Ca0.3MnO3
... H* value strongly depends on the sample geometry and field orientation. On the contrary the difference between the RR* value for the two orientations turns out to be less than 0.01. In the inset of Fig. 5, the RR* values are plotted as a function of the temperature of the thermal treatment, for perp ...
... H* value strongly depends on the sample geometry and field orientation. On the contrary the difference between the RR* value for the two orientations turns out to be less than 0.01. In the inset of Fig. 5, the RR* values are plotted as a function of the temperature of the thermal treatment, for perp ...
Aperture interference and the volumetric resolution of light field
... of various aperture mask schemes. This is most easily illustrated with the toy model in Fig. 2 of a 1D aperture and a specimen spanning just one lateral and one axial dimension. As a first analysis, we tested our hypothesis that the interference from an aperture with two pinholes would transmit more ...
... of various aperture mask schemes. This is most easily illustrated with the toy model in Fig. 2 of a 1D aperture and a specimen spanning just one lateral and one axial dimension. As a first analysis, we tested our hypothesis that the interference from an aperture with two pinholes would transmit more ...
Interferometric back focal plane microellipsometry
... appropriate here. Figure 1 depicts a linearly polarized, collimated beam of light that is focused by the objective lens to a spot on the sample positioned in the front focal plane. In the object space of the lens, an angular spectrum of plane waves is incident upon the sample. The p and s polarizati ...
... appropriate here. Figure 1 depicts a linearly polarized, collimated beam of light that is focused by the objective lens to a spot on the sample positioned in the front focal plane. In the object space of the lens, an angular spectrum of plane waves is incident upon the sample. The p and s polarizati ...
Generalized Multiprotocol Label Switching: An Overview of Routing
... – Output interface: Header insertion ...
... – Output interface: Header insertion ...
An in-process instrument for the measurement of
... behaviour – not shown. A 135nm silica sample was also tested at 15ml/min with only a 2% drop in the mean value. This highlights that high flow rates of possibly many 10’s of ml/min are likely to yield accurate results in the nano-scale regime. The limiting flow rate at the cell centre at 325nm is ap ...
... behaviour – not shown. A 135nm silica sample was also tested at 15ml/min with only a 2% drop in the mean value. This highlights that high flow rates of possibly many 10’s of ml/min are likely to yield accurate results in the nano-scale regime. The limiting flow rate at the cell centre at 325nm is ap ...
Monolayer Single-Crystal 1T′-MoTe2 Grown by
... substrate, a procedure was developed where the SiO2 interface layer was etched using hydrofluoric acid (HF). In this process, the sample is first spin coated with C4 PMMA (Microchem) at 3000 rpm for 60 s, and then the sample is carefully floated on top of a dilute HF solution (1:50 in DI water). The sa ...
... substrate, a procedure was developed where the SiO2 interface layer was etched using hydrofluoric acid (HF). In this process, the sample is first spin coated with C4 PMMA (Microchem) at 3000 rpm for 60 s, and then the sample is carefully floated on top of a dilute HF solution (1:50 in DI water). The sa ...
Document
... pattern, depending upon the approximations used in describing it. Related terms: Scattering (of particles) Reflection (by atom plans in a solid) ...
... pattern, depending upon the approximations used in describing it. Related terms: Scattering (of particles) Reflection (by atom plans in a solid) ...
CavityRingDown_Acous..
... efficiency (not diffracted power, but ratio of diffracted output to input) as a function focal spot size, varied inversely ¢ = ¸F=A by opening and closing the aperture A (or perhaps by z-shifting the AOD). Note the RF power levels. Do not confuse total power with diffraction efficiency, since you ar ...
... efficiency (not diffracted power, but ratio of diffracted output to input) as a function focal spot size, varied inversely ¢ = ¸F=A by opening and closing the aperture A (or perhaps by z-shifting the AOD). Note the RF power levels. Do not confuse total power with diffraction efficiency, since you ar ...
bright field microscopy
... • When this beam passes through certain specimens the plane of the waves is "rotated". In some cases the extent of rotation varies with wave length, or "colour" (birefringence) • Second filter, referred to as the analyser, prior to viewing • When a birefringent specimen is viewed under these conditi ...
... • When this beam passes through certain specimens the plane of the waves is "rotated". In some cases the extent of rotation varies with wave length, or "colour" (birefringence) • Second filter, referred to as the analyser, prior to viewing • When a birefringent specimen is viewed under these conditi ...
Weak probe readout of coherent impurity orbital superpositions in
... difference, to confirm that the current is linear with population and to establish the proportionality constant [12]. For the optical experiment it is in principle possible to measure the fractional probe absorption relatively easily. In this work we use an incoherent optical readout of the coherent ...
... difference, to confirm that the current is linear with population and to establish the proportionality constant [12]. For the optical experiment it is in principle possible to measure the fractional probe absorption relatively easily. In this work we use an incoherent optical readout of the coherent ...
IOSR Journal of Applied Physics (IOSR-JAP)
... enhanced Raman scattering(SERS) [6], drug delivery in a cancerous tumour [7], biosensors [8-9], cosmetic and beauty applications [10], biological labeling, information storage, etc., this is because of the unique properties due to high surface area and exceptional surface activity. The free electron ...
... enhanced Raman scattering(SERS) [6], drug delivery in a cancerous tumour [7], biosensors [8-9], cosmetic and beauty applications [10], biological labeling, information storage, etc., this is because of the unique properties due to high surface area and exceptional surface activity. The free electron ...
Physical Optics - Haverford College
... so it reforms into an image of the diffraction grating. We will see shortly how this simple experiment can be used to understand how imaging works from a wave perspective. First, let’s recall how periodic waves are represented. Most of us are familiar with repetitions in time, such as periodic oscil ...
... so it reforms into an image of the diffraction grating. We will see shortly how this simple experiment can be used to understand how imaging works from a wave perspective. First, let’s recall how periodic waves are represented. Most of us are familiar with repetitions in time, such as periodic oscil ...
Characterization of a 90° waveguide bend using near-field scanning optical microscopy
... propagation loss, spatial mode profiles, and modal interference.3–8 The NSOM instrument used is an ␣-NSOM system from WiTec that is able to simultaneously measure light intensity and surface height. The system has a lateralscanning resolution of approximately 10 nm. It relies on a microfabricated ho ...
... propagation loss, spatial mode profiles, and modal interference.3–8 The NSOM instrument used is an ␣-NSOM system from WiTec that is able to simultaneously measure light intensity and surface height. The system has a lateralscanning resolution of approximately 10 nm. It relies on a microfabricated ho ...
Imaging and focusing of an atomic beam with a large period
... The focusing of atomic beams is a field of intense activity. One motivation for this activity is the use of a neutral atomic beam as a sensitive and high resolution microprobe. Neutral atoms as probing particles, because of their relatively high mass, have very low energy (for a given de Broglie wav ...
... The focusing of atomic beams is a field of intense activity. One motivation for this activity is the use of a neutral atomic beam as a sensitive and high resolution microprobe. Neutral atoms as probing particles, because of their relatively high mass, have very low energy (for a given de Broglie wav ...
Coherent Optical Information Systems
... spread uniformly over the entire 11-THz spection of optics, optical communications (14) grating holographically recorded in lithium niotrum of the LED. Severe distortion of the signal have been adopted relatively recently. The bate at ⫽ 514 nm (19). The maximum reflecoccurs as different portions o ...
... spread uniformly over the entire 11-THz spection of optics, optical communications (14) grating holographically recorded in lithium niotrum of the LED. Severe distortion of the signal have been adopted relatively recently. The bate at ⫽ 514 nm (19). The maximum reflecoccurs as different portions o ...
High-speed spectral-domain optical coherence tomography at 1.3
... sensitivity of 110 dB has been achieved at an A-line rate of 16 kHz with an OFDI system using a rapidly-swept laser source centered at 1.3 µm [8]. A shot-noise-limited SD-OCT system has been realized at a 0.84 µm center wavelength using a silicon charge-coupled device (CCD) array, operating with a c ...
... sensitivity of 110 dB has been achieved at an A-line rate of 16 kHz with an OFDI system using a rapidly-swept laser source centered at 1.3 µm [8]. A shot-noise-limited SD-OCT system has been realized at a 0.84 µm center wavelength using a silicon charge-coupled device (CCD) array, operating with a c ...
Dynamic measurements using a Fizeau
... Dynamic metrology based on instantaneous single-frame exposure time requires a higher energy light source to reach comparable camera signal-to-noise levels as phase-scanning techniques, where interferograms are sampled over longer exposure times and multiple frames. The higher optical power require ...
... Dynamic metrology based on instantaneous single-frame exposure time requires a higher energy light source to reach comparable camera signal-to-noise levels as phase-scanning techniques, where interferograms are sampled over longer exposure times and multiple frames. The higher optical power require ...
LAB 1 - SIMPLE DIFFRACTION, FOURIER OPTICS AND ACOUSTO
... should be able to make the size of beam near the lens the same size as the beam at the end of the table (or across the room). You can verify this by sliding the iris along the beam path. You can also use a white piece of paper taped to the wooden beam block. If it does not pass through the iris all ...
... should be able to make the size of beam near the lens the same size as the beam at the end of the table (or across the room). You can verify this by sliding the iris along the beam path. You can also use a white piece of paper taped to the wooden beam block. If it does not pass through the iris all ...
Photonic Crystal Nanocavities for Efficient Light Confinement and
... We have explored the fabrication of multi-cavity structures, and have developed methods for collimating light through the photonic crystal to optically interconnect these resonators. Figure 9 shows a multi-resonator structure, in which the resonators are coupled together through the photonic crystal ...
... We have explored the fabrication of multi-cavity structures, and have developed methods for collimating light through the photonic crystal to optically interconnect these resonators. Figure 9 shows a multi-resonator structure, in which the resonators are coupled together through the photonic crystal ...
Ultrahigh-resolution full-field optical coherence microscopy using
... reference reflector. Images from within the tissue are typically reconstructed by arithmetic combination of the resulting interference patterns at different reference arm path lengths [1]. The advantages of FFOCM compared with other reflectance-based optical sectioning techniques, including parallel ...
... reference reflector. Images from within the tissue are typically reconstructed by arithmetic combination of the resulting interference patterns at different reference arm path lengths [1]. The advantages of FFOCM compared with other reflectance-based optical sectioning techniques, including parallel ...
Welcome to BME 495: Advanced Physical and Applied Optics
... interference of partially temporarily coherent waves) – Lecture 3: Statistical Optics II (spatial coherence, interference of partially spatially coherent waves, propagation of partially coherent waves through optical systems, interferometry, partial polarization, Jones’ matrix formalism, OCT as an e ...
... interference of partially temporarily coherent waves) – Lecture 3: Statistical Optics II (spatial coherence, interference of partially spatially coherent waves, propagation of partially coherent waves through optical systems, interferometry, partial polarization, Jones’ matrix formalism, OCT as an e ...
preprint version PDF - Emory Physics Department
... conventional “snapshot” camera or a CCD video camera. The latter is now more common, and well-suited for studying samples which move or change. The output of the CCD video camera is usually attached to a frame grabber card in a computer, so that data is saved digitally, although a conventional VCR ...
... conventional “snapshot” camera or a CCD video camera. The latter is now more common, and well-suited for studying samples which move or change. The output of the CCD video camera is usually attached to a frame grabber card in a computer, so that data is saved digitally, although a conventional VCR ...