Theory of the transmission properties of an optical far-field superlens
... transmitted and incident transverse wavenumbers, respectively; ⌳ = 2 / d is the grating wavenumber, where d is the periodicity; and p is the diffraction order. We are interested only in waves transmitted in the far field, i.e., far enough from the FSL and the object plan that the contribution of ev ...
... transmitted and incident transverse wavenumbers, respectively; ⌳ = 2 / d is the grating wavenumber, where d is the periodicity; and p is the diffraction order. We are interested only in waves transmitted in the far field, i.e., far enough from the FSL and the object plan that the contribution of ev ...
Feedback-induced catastrophic optical mirror damage
... High output powers also account for very high power densities at the front facet of BALs, which can destroy the devices [3,4]. Especially, in case of external optical feedback to a BAL (e.g. from optical components like micro-lenses or fiber ends), instabilities and sudden failures as well as accele ...
... High output powers also account for very high power densities at the front facet of BALs, which can destroy the devices [3,4]. Especially, in case of external optical feedback to a BAL (e.g. from optical components like micro-lenses or fiber ends), instabilities and sudden failures as well as accele ...
Effect of spatial distribution of partial information on the accurate
... value can be expressed as a linear combination of the values at the points lying within its interaction region on the other plane. Now, if all the values within this region are already known, then the original known sample point will be totally redundant, since it could be calculated from the alread ...
... value can be expressed as a linear combination of the values at the points lying within its interaction region on the other plane. Now, if all the values within this region are already known, then the original known sample point will be totally redundant, since it could be calculated from the alread ...
Proteins in High Electric Fields - BYU ScholarsArchive
... green glowing circle on the left is the die’s inlet filled with luciferase solution. Looking closely in a straight line to the right of this, there is a fainter green glow. This indicates that capillary action has drawn the solution through the channel to the outlet on the other side of the die. . . ...
... green glowing circle on the left is the die’s inlet filled with luciferase solution. Looking closely in a straight line to the right of this, there is a fainter green glow. This indicates that capillary action has drawn the solution through the channel to the outlet on the other side of the die. . . ...
Optical Studies and Micro-Structure Modeling of the Circular-Polarizing Scarab Beetles Cetonia aurata
... different angular speed but with a certain ratio, a minimum of the highest order of terms in the Fourier wave-form can be found, making calculations quicker to obtain the needed atleast 16 independent non-zero Fourier amplitudes [5]. The whole spectral range of 245-1690 nm is probed at the same time ...
... different angular speed but with a certain ratio, a minimum of the highest order of terms in the Fourier wave-form can be found, making calculations quicker to obtain the needed atleast 16 independent non-zero Fourier amplitudes [5]. The whole spectral range of 245-1690 nm is probed at the same time ...
A new approach for retrieving the UV–vis optical properties of
... For the 390 to 420 nm cavity (BBCES-407), we use a lightemitting diode (LED) centered at 407.1 nm with a measured optical power output of 0.450 W (M405D2, Thorlabs, Newton, NJ, USA). The LED is temperature-controlled and powered by a constant-current power supply to achieve a stable optical power ou ...
... For the 390 to 420 nm cavity (BBCES-407), we use a lightemitting diode (LED) centered at 407.1 nm with a measured optical power output of 0.450 W (M405D2, Thorlabs, Newton, NJ, USA). The LED is temperature-controlled and powered by a constant-current power supply to achieve a stable optical power ou ...
Conference title, upper and lower case, bolded, 18 point type
... focusing position corresponding to NA no sin max and locate at the inside proximity of the rear surface of the microsphere. Meanwhile, the actual NA of the microsphere is also slightly bigger than the NA (i.e., no sin max ) defined before. In terms of Fig. 3(b), we can find that, the small ape ...
... focusing position corresponding to NA no sin max and locate at the inside proximity of the rear surface of the microsphere. Meanwhile, the actual NA of the microsphere is also slightly bigger than the NA (i.e., no sin max ) defined before. In terms of Fig. 3(b), we can find that, the small ape ...
Optical Fiber Amplifiers
... out exactly how each of the components ‘treats’ different frequencies of light. To do this, connect each of the following pieces in turn between the white light source and the OSA. Set the span from 500nm to 1750nm, the resolution to the minimum without causing an error (10nm), the average to 3, and ...
... out exactly how each of the components ‘treats’ different frequencies of light. To do this, connect each of the following pieces in turn between the white light source and the OSA. Set the span from 500nm to 1750nm, the resolution to the minimum without causing an error (10nm), the average to 3, and ...
Picosecond resolution soft x-ray laser plasma
... in one of the two portions of the beam, while the other portion is used as a reference. The maximum transverse plasma size that can be probed is determined by the mirror length and the angle of incidence on the mirror, and by the spatial and temporal coherence of the laser. The Fresnel Bi-mirror Int ...
... in one of the two portions of the beam, while the other portion is used as a reference. The maximum transverse plasma size that can be probed is determined by the mirror length and the angle of incidence on the mirror, and by the spatial and temporal coherence of the laser. The Fresnel Bi-mirror Int ...
Semiconductor Lasers: Device Physics and Applications
... Steven G. Patterson, Professor Rajeev J. Ram, Professor Leslie A. Kolodziejski The formation of series-coupled diode lasers allows the creation of high power optical sources and twodimensional laser arrays. These series-coupled lasers can consist of discrete individual lasers interconnected together ...
... Steven G. Patterson, Professor Rajeev J. Ram, Professor Leslie A. Kolodziejski The formation of series-coupled diode lasers allows the creation of high power optical sources and twodimensional laser arrays. These series-coupled lasers can consist of discrete individual lasers interconnected together ...
Optical Fourier techniques for medical image processing and phase
... states J, K, L and then to the long-lived M state with an absorption peak at 412 nm within 50 ls. The lifetime of the M state can be altered by several orders of magnitude by altering the reprotonation process. The M state molecules are thermally transformed into the initial B state in milliseconds ...
... states J, K, L and then to the long-lived M state with an absorption peak at 412 nm within 50 ls. The lifetime of the M state can be altered by several orders of magnitude by altering the reprotonation process. The M state molecules are thermally transformed into the initial B state in milliseconds ...
Confocal optical microscopy
... reality of real measurements that limits our ability to use the available resolution. I will start here with the definitions and groundwork for resolution, then describe how contrast modifies the actual image. My point of view throughout this review will be that confocal microscopy is one of the mea ...
... reality of real measurements that limits our ability to use the available resolution. I will start here with the definitions and groundwork for resolution, then describe how contrast modifies the actual image. My point of view throughout this review will be that confocal microscopy is one of the mea ...
Digital High-Speed Optical Systems Interconnections for
... Much of the COSt and complexity in telecommunications syst~rns result because the received. signals are at low Ims. which is a consequence of the loss that results when repeaters are spaced at maximum distances. With the shon-distance and small.signal-loss characteristics of most interconnection app ...
... Much of the COSt and complexity in telecommunications syst~rns result because the received. signals are at low Ims. which is a consequence of the loss that results when repeaters are spaced at maximum distances. With the shon-distance and small.signal-loss characteristics of most interconnection app ...
... The dynamic and deterministic control of light over space and time on the subwavelength scale is a key requirement in order to extend concepts and functionalities of macro-optics down to the nanometer scale. An increased level of control will also have fundamental implications in our understanding ...
Observation of sagittal X-ray diffraction by surface acoustic waves in
... In the present work we concentrate on surface acoustic waves (SAWs). SAWs propagate on the surface of a solid, parallel to it, and their amplitude shows an exponential decay in the bulk. SAWs modulate the surface of a crystal or a multilayer and can be used as a diffraction grating for X-ray radiati ...
... In the present work we concentrate on surface acoustic waves (SAWs). SAWs propagate on the surface of a solid, parallel to it, and their amplitude shows an exponential decay in the bulk. SAWs modulate the surface of a crystal or a multilayer and can be used as a diffraction grating for X-ray radiati ...
Part 1
... Distortion can be introduced in a number of places, most significantly in the optical system used to project the pattern and in the pattern itself. The typical approach to dealing with this distortion is to create the patterns on rigid masks, and build complex and expensive optical systems to projec ...
... Distortion can be introduced in a number of places, most significantly in the optical system used to project the pattern and in the pattern itself. The typical approach to dealing with this distortion is to create the patterns on rigid masks, and build complex and expensive optical systems to projec ...
Optical Fibre Communications
... • These are passed through a Single fibre Simultaneously • Signals separated the same way at the far end ...
... • These are passed through a Single fibre Simultaneously • Signals separated the same way at the far end ...
Continuous wave Nd:YAG channel waveguide laser produced by
... pumped Nd:YAG channel waveguide fabricated by PBW. 2. Experiments in details The optically polished Nd:YAG (doped by 1 at. % Nd3+ ions) crystal used in this work was cut into dimensions of 10(x)×4.8(y)×1.5(z) mm3. The PBW process was carried out by using the facilities at the Center for Ion Beam App ...
... pumped Nd:YAG channel waveguide fabricated by PBW. 2. Experiments in details The optically polished Nd:YAG (doped by 1 at. % Nd3+ ions) crystal used in this work was cut into dimensions of 10(x)×4.8(y)×1.5(z) mm3. The PBW process was carried out by using the facilities at the Center for Ion Beam App ...
- ANU Repository
... sulting in vanishing scattering along two pairs of angles: θ = 60◦ , 120◦ , 240◦ and 300◦ . Typical Fano asymmetric line-shape is observed. The specific scattering patters for the Fano dip (point D) and Fano peak (point P) are shown in Fig. 4(c) and Fig. 4(d), respectively, showing clearly the destr ...
... sulting in vanishing scattering along two pairs of angles: θ = 60◦ , 120◦ , 240◦ and 300◦ . Typical Fano asymmetric line-shape is observed. The specific scattering patters for the Fano dip (point D) and Fano peak (point P) are shown in Fig. 4(c) and Fig. 4(d), respectively, showing clearly the destr ...
Excited-State Intramolecular Proton Transfer in 3
... Temporal Resolution of Tautomer Fluorescence. Two sets of time-resolved fluorescence measurements were performed, with excitation pulses of different wavelength and pulse duration. In the first experiment the sample was excited with light pulses of 10-ps duration at 362 nm with a pulse energy of ca. ...
... Temporal Resolution of Tautomer Fluorescence. Two sets of time-resolved fluorescence measurements were performed, with excitation pulses of different wavelength and pulse duration. In the first experiment the sample was excited with light pulses of 10-ps duration at 362 nm with a pulse energy of ca. ...
Concept of the equiphase sphere for light scattering by nonspherical
... First we studied the effects of eccentricity and polarization on light scattering by a homogeneous dielectric spheroid and identified the concept of an equiphase sphere for modeling light scattering by a spheroid. Four eccentricity cases, b/a ⫽ 0.9, 0.5, 0.2 and 0.1 were studied. For the first case, ...
... First we studied the effects of eccentricity and polarization on light scattering by a homogeneous dielectric spheroid and identified the concept of an equiphase sphere for modeling light scattering by a spheroid. Four eccentricity cases, b/a ⫽ 0.9, 0.5, 0.2 and 0.1 were studied. For the first case, ...
Bulk etch characteristics of colorless LR 115 SSNTD
... roughness of the colorless LR 115 SSNTDs. The AFM used in the present project was the Autoprobe CP model from Park Scientific Instruments (1171 Borregas Avenu, Sunnyavale, CA 94089). The probe of the AFM employed was an Ultralever, with an opening angle of 10 and a length of 4 lm. Contact mode opera ...
... roughness of the colorless LR 115 SSNTDs. The AFM used in the present project was the Autoprobe CP model from Park Scientific Instruments (1171 Borregas Avenu, Sunnyavale, CA 94089). The probe of the AFM employed was an Ultralever, with an opening angle of 10 and a length of 4 lm. Contact mode opera ...
Few Mode Transmission Fiber With Low DGD, Low Mode Coupling
... splicing the spools together is shown in Fig. 7. The measurement is performed for two launch conditions: 1) the light is launched into the span from an SMF via a normal splice, and 2) via a splice where the SMF is offset relative to the two-mode fiber to get more light into the mode. The measurement ...
... splicing the spools together is shown in Fig. 7. The measurement is performed for two launch conditions: 1) the light is launched into the span from an SMF via a normal splice, and 2) via a splice where the SMF is offset relative to the two-mode fiber to get more light into the mode. The measurement ...
paper__final
... The population of erbium ions in the three levels are denoted by N 1, N2, N3 respectively. Two pump wavelengths of 980 nm and 1480 nm can be used for EDFA. With 980 nm pumping wavelength the Er3+ ions in the ground state are excited to the higher state. The ions in the excited state are not going to ...
... The population of erbium ions in the three levels are denoted by N 1, N2, N3 respectively. Two pump wavelengths of 980 nm and 1480 nm can be used for EDFA. With 980 nm pumping wavelength the Er3+ ions in the ground state are excited to the higher state. The ions in the excited state are not going to ...
Detection of Fluorescence from Single Molecules
... LA B O VE RV IE W The goal of this lab is to align and use an optical detection system that excites fluorescent molecules with laser light and detects the resulting emission with single fluorophore resolution. The system is based around a commercial inverted microscope, though the excitation laser ...
... LA B O VE RV IE W The goal of this lab is to align and use an optical detection system that excites fluorescent molecules with laser light and detects the resulting emission with single fluorophore resolution. The system is based around a commercial inverted microscope, though the excitation laser ...