Electromagnetic forces for an arbitrary optical trapping of a spherical
... missing mechanical measurements in the world of microorganisms and cells that could be correlated to biochemical information. The importance of understanding the optical forces in dielectric beads under different incident beam conditions comes from the fact that they are the natural transducer for f ...
... missing mechanical measurements in the world of microorganisms and cells that could be correlated to biochemical information. The importance of understanding the optical forces in dielectric beads under different incident beam conditions comes from the fact that they are the natural transducer for f ...
AN EXPERIMENT RESEARCH ON EXTEND THE RANGE OF
... hard to achieve. Average every 100 sampling points is needed, and then the systematic noise need to be kept not exceeding 0.3 mv. 4. CONCLUSION An expand method on FBG demodulation based on CWDM technology is proposed and experimentally demonstrated in this paper. The relationship between system inp ...
... hard to achieve. Average every 100 sampling points is needed, and then the systematic noise need to be kept not exceeding 0.3 mv. 4. CONCLUSION An expand method on FBG demodulation based on CWDM technology is proposed and experimentally demonstrated in this paper. The relationship between system inp ...
M. Tech in Optoelectronics and Laser Technology
... Each student shall present a seminar in the First semester on a topic relevant to advancement in Electronics for about 45 minutes. The objective of the seminar is to impart training to the students in collecting materials on a specific topic from books, journals and sources, compressing and organizi ...
... Each student shall present a seminar in the First semester on a topic relevant to advancement in Electronics for about 45 minutes. The objective of the seminar is to impart training to the students in collecting materials on a specific topic from books, journals and sources, compressing and organizi ...
Étendue and spectral resolution
... finite size must be considered. The results of our analysis of the effect of illuminating the interferometer with an imperfectly collimated beam of light is presented in this poster. Fig.2 Resolution of a ray of light into components in the wedge plane – the plane normal to the vertex of the wedge - ...
... finite size must be considered. The results of our analysis of the effect of illuminating the interferometer with an imperfectly collimated beam of light is presented in this poster. Fig.2 Resolution of a ray of light into components in the wedge plane – the plane normal to the vertex of the wedge - ...
Experiments in Optics - Workspace
... the amplitudes and phases of the component waves. This process is known either as interference or diffraction, depending upon the geometry of the particular experiment. When there are a finite number of waves (e.g. light from two very narrow slits or two distinct optical paths) we talk of interferen ...
... the amplitudes and phases of the component waves. This process is known either as interference or diffraction, depending upon the geometry of the particular experiment. When there are a finite number of waves (e.g. light from two very narrow slits or two distinct optical paths) we talk of interferen ...
Ultracold Triplet Molecules in the Rovibrational
... We perform STIRAP by adiabatically ramping the Raman laser intensities as shown in the right inset of Fig. 2. Pulse 1 efficiently transfers the molecules from jfi to jgi. In order to detect the molecules in state jgi after the transfer, we bring them back to jfi with a second, reversed STIRAP pulse ...
... We perform STIRAP by adiabatically ramping the Raman laser intensities as shown in the right inset of Fig. 2. Pulse 1 efficiently transfers the molecules from jfi to jgi. In order to detect the molecules in state jgi after the transfer, we bring them back to jfi with a second, reversed STIRAP pulse ...
LECTURE 1 Flow Cytometry - Purdue University Cytometry
... Light Amplification by Stimulated Emission of Radiation • Laser light is coherent and monochromatic (same frequency and wavelength) • this means the emitted radiation is in phase with and propagating in the same direction as the stimulating radiation • ION lasers use electromagnetic energy to produc ...
... Light Amplification by Stimulated Emission of Radiation • Laser light is coherent and monochromatic (same frequency and wavelength) • this means the emitted radiation is in phase with and propagating in the same direction as the stimulating radiation • ION lasers use electromagnetic energy to produc ...
Single-shot Detection of Wavepacket Evolution
... plate. The probe, a 500 fsec ”half-cycle” pulse (HCP) of THz radiation[9] propagates through the laser/atom interaction region anti-parallel to the pump pulse. The HCP gives the electronic wavepacket in each atom an impulsive ”kick.”[10] The energy dis tribution of the wavepacket following the kick ...
... plate. The probe, a 500 fsec ”half-cycle” pulse (HCP) of THz radiation[9] propagates through the laser/atom interaction region anti-parallel to the pump pulse. The HCP gives the electronic wavepacket in each atom an impulsive ”kick.”[10] The energy dis tribution of the wavepacket following the kick ...
Fast-Fourier-domain delay line for in vivo optical coherence
... reference signal was measured. The results are plotted in Fig. 3 in terms of the scan angle that is equal to the time delay multiplied by the rotational velocity of the polygonal mirror array 共兲. As shown by comparison of the data with the best-fit line, the group delay is linear to within an exper ...
... reference signal was measured. The results are plotted in Fig. 3 in terms of the scan angle that is equal to the time delay multiplied by the rotational velocity of the polygonal mirror array 共兲. As shown by comparison of the data with the best-fit line, the group delay is linear to within an exper ...
Coherence scanning interferometry: linear theory of surface
... Coherence scanning interferometry (CSI) is a threedimensional (3D) imaging technique that is used to measure areal surface topography. It combines the vertical resolution of an interferometer with the lateral resolution of a high-power microscope and provides a fast, noncontacting alternative to con ...
... Coherence scanning interferometry (CSI) is a threedimensional (3D) imaging technique that is used to measure areal surface topography. It combines the vertical resolution of an interferometer with the lateral resolution of a high-power microscope and provides a fast, noncontacting alternative to con ...
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FRAUNHOFER and FRESNEL DIFFRACTION
... (4) Measure the width of the slit directly, using a travelling microscope, and compare the measured width to the value obtained from your plot of the data. B. Fresnel Diffraction (1) In this section you will observe near-field (Fresnel) diffraction. In order to compare your observations with predict ...
... (4) Measure the width of the slit directly, using a travelling microscope, and compare the measured width to the value obtained from your plot of the data. B. Fresnel Diffraction (1) In this section you will observe near-field (Fresnel) diffraction. In order to compare your observations with predict ...
Sorting by Periodic Potential Energy Landscapes: Optical
... size. Indeed, Figs. 2 and 3 demonstrate robust size separation despite more than 20 percent variation in flow velocity over the course of the experiment. Equation (9) also offers insights into applying optical fractionation to nanometer-scale objects. Stokes drag scales linearly with a and the optic ...
... size. Indeed, Figs. 2 and 3 demonstrate robust size separation despite more than 20 percent variation in flow velocity over the course of the experiment. Equation (9) also offers insights into applying optical fractionation to nanometer-scale objects. Stokes drag scales linearly with a and the optic ...
Spatially resolved measurement of femtosecond
... The corresponding field amplitudes are shown in Fig. 4(a). In addition to the diffraction efficiency of approximately 3%, a slight asymmetry in the distribution was noticed. Since the grating was adjusted perpendicular to the incident laser beam, this indicated that the modified area itself was not ...
... The corresponding field amplitudes are shown in Fig. 4(a). In addition to the diffraction efficiency of approximately 3%, a slight asymmetry in the distribution was noticed. Since the grating was adjusted perpendicular to the incident laser beam, this indicated that the modified area itself was not ...
Fluidic Optics - Whitesides Group
... system that involves at least one fluidic component in the functional optical path. The incorporation of fluids into optical systems offers a simple and cost-effective method of fabricating high-quality optical structures, and enables real-time tunability of optical properties that are difficult to ...
... system that involves at least one fluidic component in the functional optical path. The incorporation of fluids into optical systems offers a simple and cost-effective method of fabricating high-quality optical structures, and enables real-time tunability of optical properties that are difficult to ...
Roger`s Descriptions
... 1-D and 2-D continuous Fourier transforms 4.3.1 projections of functions onto basis functions 4.3.2 basis functions of linear shift-invariant systems 4.3.3 theorems of continuous Fourier transforms Imaging systems as filters 4.4.1 classes of filters: lowpass, highpass, bandpass, phase ...
... 1-D and 2-D continuous Fourier transforms 4.3.1 projections of functions onto basis functions 4.3.2 basis functions of linear shift-invariant systems 4.3.3 theorems of continuous Fourier transforms Imaging systems as filters 4.4.1 classes of filters: lowpass, highpass, bandpass, phase ...