The Balmer Lines of Hydrogen and Deuterium
... amplifier, carefully adjust the position of the Hg lamp until the signal is maximized. Lower the gain settings if necessary so that the output signal is not saturated. Now look for the line in 2nd order. Double the line vacuum wavelength and then apply the difference between your observed line posit ...
... amplifier, carefully adjust the position of the Hg lamp until the signal is maximized. Lower the gain settings if necessary so that the output signal is not saturated. Now look for the line in 2nd order. Double the line vacuum wavelength and then apply the difference between your observed line posit ...
Combining Photonic Crystal and Optical Monte
... mechanical fixations. The statistical error of the MC simulations was estimated through the standard deviation of the results from 10 repeated computations. It was found to be less than 0.1%, since 105 photons were simulated per incident angle and polarization state. The calibration experiment was a ...
... mechanical fixations. The statistical error of the MC simulations was estimated through the standard deviation of the results from 10 repeated computations. It was found to be less than 0.1%, since 105 photons were simulated per incident angle and polarization state. The calibration experiment was a ...
Closed-orbit theory for photodetachment in a time-dependent electric field Robicheaux
... branches of physics [1]. One of the most typical processes in atomic and molecular physics is the photoionization of neutral atoms or the photodetachment of negative ions in external fields [2]. Its studies often promise an intuitive picture of the embedded dynamics, which not only reveals an intere ...
... branches of physics [1]. One of the most typical processes in atomic and molecular physics is the photoionization of neutral atoms or the photodetachment of negative ions in external fields [2]. Its studies often promise an intuitive picture of the embedded dynamics, which not only reveals an intere ...
Improving fluorescence detection in lab on chip devices
... Nevertheless, the impact of improved optics is likely to justify these costs. For example, a common limitation is that analytes of interest are not the only source of fluorescence in LOC devices. Device materials and fluorophore adsorption to channel walls can generate enough background fluorescence to ...
... Nevertheless, the impact of improved optics is likely to justify these costs. For example, a common limitation is that analytes of interest are not the only source of fluorescence in LOC devices. Device materials and fluorophore adsorption to channel walls can generate enough background fluorescence to ...
Full width at half maximum (FWHM) analysis of solitonic pulse
... resonators, which can be readily integrated in array geometries for useful functions in areas such as optical communication [3, 4], signal processing in the nanoscale regime [5]. Its nonlinear phase response can also be readily incorporated into an interferometer system to produce a specific intensi ...
... resonators, which can be readily integrated in array geometries for useful functions in areas such as optical communication [3, 4], signal processing in the nanoscale regime [5]. Its nonlinear phase response can also be readily incorporated into an interferometer system to produce a specific intensi ...
Stokes Polarimetry - Hinds Instruments
... Two photoelastic modulators may be used to provide a polarimeter ...
... Two photoelastic modulators may be used to provide a polarimeter ...
Detecting tissue optical and mechanical properties with an
... Measuring optical and mechanical properties of biological tissue provides complementary information for clinical diagnosis. One challenge in medical optical imaging is the multiple scattering of light in tissue, which can severely degrade image resolution. To improve the image resolution at depth, s ...
... Measuring optical and mechanical properties of biological tissue provides complementary information for clinical diagnosis. One challenge in medical optical imaging is the multiple scattering of light in tissue, which can severely degrade image resolution. To improve the image resolution at depth, s ...
holographic relief map production by using topograhic line maps
... because Gabor did not have the correct light source to make crisp, clear holograms as we can today nor did he use the off axis reference beam. What was the light source he needed? The LASER, which was first made to operate in 1960. LASER stands for light amplification by stimulated emission of radia ...
... because Gabor did not have the correct light source to make crisp, clear holograms as we can today nor did he use the off axis reference beam. What was the light source he needed? The LASER, which was first made to operate in 1960. LASER stands for light amplification by stimulated emission of radia ...
Kerr Effect - NUS Physics
... The applied voltage is therefore called the “half-wave voltage”. In this case the light intensity behind the analyzer which is at an angle of 90° to the polarizer will show a maximum. ...
... The applied voltage is therefore called the “half-wave voltage”. In this case the light intensity behind the analyzer which is at an angle of 90° to the polarizer will show a maximum. ...
Optical Fiber Communication
... 1880 – Alexander Graham Bell 1930 – Patents on tubing 1950 – Patent for two-layer glass wave-guide 1960 – Laser first used as light source 1965 – High loss of light discovered 1970s – Refining of manufacturing process 1980s – OF technology becomes backbone of long distance telephone networks in NA. ...
... 1880 – Alexander Graham Bell 1930 – Patents on tubing 1950 – Patent for two-layer glass wave-guide 1960 – Laser first used as light source 1965 – High loss of light discovered 1970s – Refining of manufacturing process 1980s – OF technology becomes backbone of long distance telephone networks in NA. ...
Kerr effect
... The applied voltage is therefore called the “half-wave voltage”. In this case the light intensity behind the analyser which is at an angle of 90 ° to the polarizer will show a maximum. A silicon photodiode with amplifier is used as the detector for the luminous intensity behind the analyser. As long ...
... The applied voltage is therefore called the “half-wave voltage”. In this case the light intensity behind the analyser which is at an angle of 90 ° to the polarizer will show a maximum. A silicon photodiode with amplifier is used as the detector for the luminous intensity behind the analyser. As long ...
Optical fibers are not affected by interference
... control designers have over incident light. Laser diodes can be made to emit light at either 1300nm or 1550 nm, and also over a small spectral width (unlike LEDs), which reduces chromatic dispersion. Their emitting areas are extremely small and so the angle of incidence of light on a fiber can be ac ...
... control designers have over incident light. Laser diodes can be made to emit light at either 1300nm or 1550 nm, and also over a small spectral width (unlike LEDs), which reduces chromatic dispersion. Their emitting areas are extremely small and so the angle of incidence of light on a fiber can be ac ...
CP1: Investigation into the Feasibility of a Three Axis
... the sample surface [17, 18]. Hill et al. [18], for example, deposited gold dust particles on the surface of Crayfish axon which increased reflection, but unfortunately also decreased the fraction of light which reflected specularly. This technique also overcomes an issue often ignored in other exper ...
... the sample surface [17, 18]. Hill et al. [18], for example, deposited gold dust particles on the surface of Crayfish axon which increased reflection, but unfortunately also decreased the fraction of light which reflected specularly. This technique also overcomes an issue often ignored in other exper ...
1)Plot and explain the variation of (a) attractive potential energy (b
... 5) (a) Explain the concept of density of states. Derive an expression for the number of states lying between E and E+dE? (b) What do you meant by Fermi energy? Obtain an expression for it. 6) (a) What are matter waves? Explain their properties. Derive the expression for de-Broglie wavelength.(or) Sh ...
... 5) (a) Explain the concept of density of states. Derive an expression for the number of states lying between E and E+dE? (b) What do you meant by Fermi energy? Obtain an expression for it. 6) (a) What are matter waves? Explain their properties. Derive the expression for de-Broglie wavelength.(or) Sh ...