Flow Cytometry and Sorting, Part 1
... When a laser light source is used, the amount of light scattered in the forward direction (along the same axis that the laser light is traveling) is detected in the forward scatter channel The intensity of forward scatter is proportional to the size, shape and optical homogeneity of cells (or othe ...
... When a laser light source is used, the amount of light scattered in the forward direction (along the same axis that the laser light is traveling) is detected in the forward scatter channel The intensity of forward scatter is proportional to the size, shape and optical homogeneity of cells (or othe ...
General principles of spectroscopy and spectroscopic analysis
... dominate these spectral regions. Table 5.3 lists some of the electronic transitions that can occur and their approximate wavelength ranges and molar absorptivities. Qualitatively, absorbance in the ultraviolet region of the spectrum may be taken to indicate one or more unsaturated bonds present in a ...
... dominate these spectral regions. Table 5.3 lists some of the electronic transitions that can occur and their approximate wavelength ranges and molar absorptivities. Qualitatively, absorbance in the ultraviolet region of the spectrum may be taken to indicate one or more unsaturated bonds present in a ...
Laboratory 2 Thomas Young and the Wave
... the wavelength of light from the laser is 6328 Angstroms (the red portion of the spectrum). In your experiment, you can thus check the validity of Eq. [4]. Note also that in your experiment, L is the total distance from slit-to-mirror-to-image. CAUTION: Do not look into the laser beam or even at a d ...
... the wavelength of light from the laser is 6328 Angstroms (the red portion of the spectrum). In your experiment, you can thus check the validity of Eq. [4]. Note also that in your experiment, L is the total distance from slit-to-mirror-to-image. CAUTION: Do not look into the laser beam or even at a d ...
Design and Simulation of DPSS Laser with SHG for Material
... are optical thickness for each layer and refractive index for each layer coating and substrate [5] 4. Results and Discussion Reflection was taken as function of the wavelength for different coating materials for both rear and coupling mirror, as shown in the two parts below. Figures (4-11) shows the ...
... are optical thickness for each layer and refractive index for each layer coating and substrate [5] 4. Results and Discussion Reflection was taken as function of the wavelength for different coating materials for both rear and coupling mirror, as shown in the two parts below. Figures (4-11) shows the ...
LABORATORY TECHNIQUES
... pinhole, is used to remove interference patterns in a laser beam caused by diffraction from dust, lint, lens imperfections, etc. that are part of any laser optical system. Diffraction interference degrades the laser beam by producing phase and amplitude variations, or modulation, on the otherwise un ...
... pinhole, is used to remove interference patterns in a laser beam caused by diffraction from dust, lint, lens imperfections, etc. that are part of any laser optical system. Diffraction interference degrades the laser beam by producing phase and amplitude variations, or modulation, on the otherwise un ...
E, EE - OSA Publishing
... Rapid progress in the development of laboratory softx-ray lasers lends hope that these devices can serve as intense sources of coherent x rays.1- 3 A possible application is the production of x-ray holograms4 for studying biological processes on a microscopic scale. Current laboratory x-ray lasers f ...
... Rapid progress in the development of laboratory softx-ray lasers lends hope that these devices can serve as intense sources of coherent x rays.1- 3 A possible application is the production of x-ray holograms4 for studying biological processes on a microscopic scale. Current laboratory x-ray lasers f ...
Princeton University, Physics 311/312 Blackbody Radiation, Page 1
... because this guarantees that the reference signal to the phase-sensitive detector will be symmetrical. 3 Tune the main frequency dial to maximize the meter reading with its switch set to REF. Keep the LEVEL set low enough that the meter reading is 75 or lower. After the peak is found, set the LEVEL ...
... because this guarantees that the reference signal to the phase-sensitive detector will be symmetrical. 3 Tune the main frequency dial to maximize the meter reading with its switch set to REF. Keep the LEVEL set low enough that the meter reading is 75 or lower. After the peak is found, set the LEVEL ...
Light -1 - Physics
... Polarized light may be produced from unpolarized light with the aid of polarizing material (Polaroid). Such materials allow only the component of the electric field along one direction to pass through, while absorbing the field component perpendicular to this direction. The direction of polarizatio ...
... Polarized light may be produced from unpolarized light with the aid of polarizing material (Polaroid). Such materials allow only the component of the electric field along one direction to pass through, while absorbing the field component perpendicular to this direction. The direction of polarizatio ...
2-2.7µm single frequency tunable Sb–based lasers operating in CW
... values for any QW lasers (the lowest one is to the best of our knowledge 44A/cm2 for a GaInAs SQW laser emitting a 0.98µm15 ). Such a low value can be attributed first to the small values of the masses of both electrons and heavy holes at this wavelength (we estimate them to be 0.03 m0 and 0.04m0 res ...
... values for any QW lasers (the lowest one is to the best of our knowledge 44A/cm2 for a GaInAs SQW laser emitting a 0.98µm15 ). Such a low value can be attributed first to the small values of the masses of both electrons and heavy holes at this wavelength (we estimate them to be 0.03 m0 and 0.04m0 res ...
Fiberoptic Communication Systems
... of light inside the fiber, subject to the boundary conditions existing from the physical properties of the fiber such as the core diameter, index of the core, index of the cladding and the operating wavelength. The mode has the property that its spatial distribution does not change with length or di ...
... of light inside the fiber, subject to the boundary conditions existing from the physical properties of the fiber such as the core diameter, index of the core, index of the cladding and the operating wavelength. The mode has the property that its spatial distribution does not change with length or di ...
Document
... • Intensity autocorrelation gives only limited pulse profile information • A soft x-ray analog of FROG or SPIDER is needed for complete pulse characterisation – Requires a non-linear process to give a signal that is proportional to the autocorrelation function • Beam mixing (FROG) or spectral shear ...
... • Intensity autocorrelation gives only limited pulse profile information • A soft x-ray analog of FROG or SPIDER is needed for complete pulse characterisation – Requires a non-linear process to give a signal that is proportional to the autocorrelation function • Beam mixing (FROG) or spectral shear ...
Three-Dimensional Mapping of Near-Field Interactions via Single-Photon Tomography Benjamin D. Mangum,
... AFM controller and displayed in real time. The APD signal can also be analyzed in real time using a commercial lockin amplifier (Stanford Research Systems).27,30 These real time signals are primarily used for aligning the tip and laser and to produce one- and two-dimensional maps of the near-field c ...
... AFM controller and displayed in real time. The APD signal can also be analyzed in real time using a commercial lockin amplifier (Stanford Research Systems).27,30 These real time signals are primarily used for aligning the tip and laser and to produce one- and two-dimensional maps of the near-field c ...
Costas-Loop Based Carrier Recovery in Optical Coherent Intersatellite Communications Systems Semjon Schaefer
... requires high-speed communication links between satellites and between satellites and earth. Due to the lower power consumption and higher data rates, optical intersatellite links (OISL) offer an attractive alternative to conventional RFcommunication. Furthermore, the narrow laser beam width ensures ...
... requires high-speed communication links between satellites and between satellites and earth. Due to the lower power consumption and higher data rates, optical intersatellite links (OISL) offer an attractive alternative to conventional RFcommunication. Furthermore, the narrow laser beam width ensures ...
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... nonlinear optical probes are sensitive to the broken symmetries of a material system. This sensitivity has been used to study surfaces5 and interfaces.6 8 By analogy to linear reflectance, we might expect optical carrier generation in semiconductors to modulate the nonlinear response of the system. ...
... nonlinear optical probes are sensitive to the broken symmetries of a material system. This sensitivity has been used to study surfaces5 and interfaces.6 8 By analogy to linear reflectance, we might expect optical carrier generation in semiconductors to modulate the nonlinear response of the system. ...
