Summary of the Invention. The aim of scanning jet
... accumulation the activity with them needs an electro-conductive substrate. Thus, because of low efficiency, more than hour, the scanning with the help electronic and ion beams in nanolithography can be used only for manufacturing of master templates. Moreover, the high energy of focused electrons le ...
... accumulation the activity with them needs an electro-conductive substrate. Thus, because of low efficiency, more than hour, the scanning with the help electronic and ion beams in nanolithography can be used only for manufacturing of master templates. Moreover, the high energy of focused electrons le ...
Instruments for Optical Spectroscopy-Web
... determined by a reference laser → all frequencies are obtained in absolute values without prior scaling. - The dislocation of the moving mirror (or “mirrors”, in other interferometer configurations than the set-up described by Michelson, e.g. Happ-Genzel) in the interferometer from the zero position ...
... determined by a reference laser → all frequencies are obtained in absolute values without prior scaling. - The dislocation of the moving mirror (or “mirrors”, in other interferometer configurations than the set-up described by Michelson, e.g. Happ-Genzel) in the interferometer from the zero position ...
Synopsis by Lori Moore
... typically specified: the low, mid, and high spatial frequency regions. The cutoffs for each region depend on the application. For optical applications the wavelength of the light used and the size of the part are often the parameters which determine the cutoffs for the three regions. The lower order ...
... typically specified: the low, mid, and high spatial frequency regions. The cutoffs for each region depend on the application. For optical applications the wavelength of the light used and the size of the part are often the parameters which determine the cutoffs for the three regions. The lower order ...
OTDR DISTRIBUTED SENSING OF LIQUID HYDROCARBONS
... length to suitable OTDR setups. Such a silicone polymer cladding is intrinsically sensitive to apolar hydrocarbons and recently we have presented an evanescent field absorbance (EFA) sensor for single-point measurements, where such a fiber is used for the determination of hydrocarbons in water [10]. ...
... length to suitable OTDR setups. Such a silicone polymer cladding is intrinsically sensitive to apolar hydrocarbons and recently we have presented an evanescent field absorbance (EFA) sensor for single-point measurements, where such a fiber is used for the determination of hydrocarbons in water [10]. ...
Materials processing with a tightly focused femtosecond laser vortex
... air of 1:5 μm3 =μJ reported in [6]. In the second set of experiments, samples of soda-lime glass were irradiated using O1 with a high NA of 0.9 (Nikon M Plan 100×). After irradiation the samples were examined under a Hitachi 4300SE/N scanning electron microscope (SEM). The SEM images in Fig. 3(a) sh ...
... air of 1:5 μm3 =μJ reported in [6]. In the second set of experiments, samples of soda-lime glass were irradiated using O1 with a high NA of 0.9 (Nikon M Plan 100×). After irradiation the samples were examined under a Hitachi 4300SE/N scanning electron microscope (SEM). The SEM images in Fig. 3(a) sh ...
Transformation-designed optical elements
... field, and provide free-space working distance. It is worth noting some significant differences between the transformation designed near-field magnifier and previous designs. One such difference is in the geometry of the focal surfaces. The cylindrical or spherical devices have curved object and im ...
... field, and provide free-space working distance. It is worth noting some significant differences between the transformation designed near-field magnifier and previous designs. One such difference is in the geometry of the focal surfaces. The cylindrical or spherical devices have curved object and im ...
[pdf]
... contained in R12 exp关2iq1L兴. In this case we can also use Eq. (25), thus concluding that in reflection measurements, it is not possible to characterize an object buried at a distance larger than L limit from the first interface. By contrast, as seen from Eq. (24), this does not occur in transmission ...
... contained in R12 exp关2iq1L兴. In this case we can also use Eq. (25), thus concluding that in reflection measurements, it is not possible to characterize an object buried at a distance larger than L limit from the first interface. By contrast, as seen from Eq. (24), this does not occur in transmission ...
Scanning Transmission Electron Microscopy
... columns and have their gun at the top of the column. The pertinent optical elements are identical, and for a TEM/STEM Figure 2–1 should be regarded as being inverted. In many ways, the STEM is similar to the more widely known scanning electron microscope (SEM). An electron gun generates a beam of el ...
... columns and have their gun at the top of the column. The pertinent optical elements are identical, and for a TEM/STEM Figure 2–1 should be regarded as being inverted. In many ways, the STEM is similar to the more widely known scanning electron microscope (SEM). An electron gun generates a beam of el ...
Biomedical imaging in the undergraduate physics curriculum
... We next discuss the case of coherent imaging, corresponding to objects that are non-luminous (e.g., diffracting). The physics of this case is relevant to interference-based forms of optical microscopy, such as phase-contrast microscopy, with the arc lamp acting as a source of partially coherent illu ...
... We next discuss the case of coherent imaging, corresponding to objects that are non-luminous (e.g., diffracting). The physics of this case is relevant to interference-based forms of optical microscopy, such as phase-contrast microscopy, with the arc lamp acting as a source of partially coherent illu ...
Get PDF - OSA Publishing
... modelling of low NA imaging systems is beyond the scope of this article. This article is concerned with rigorous vectorial imaging theory. Vectorial theory for calculating fields in the focal region is now well established [3, 4, 1]. Approximate imaging models have been proposed for restricted scatt ...
... modelling of low NA imaging systems is beyond the scope of this article. This article is concerned with rigorous vectorial imaging theory. Vectorial theory for calculating fields in the focal region is now well established [3, 4, 1]. Approximate imaging models have been proposed for restricted scatt ...
Optical tweezers using a diode laser
... experiments,5 as well as in automated cell counters and sorting apparatus.6 Further applications await the invention and development of suitable techniques by a cadre of researchers with optical tweezers available to them. To date, most tweezers incorporate Nd:YAG, or an argon-ion laser for the trap ...
... experiments,5 as well as in automated cell counters and sorting apparatus.6 Further applications await the invention and development of suitable techniques by a cadre of researchers with optical tweezers available to them. To date, most tweezers incorporate Nd:YAG, or an argon-ion laser for the trap ...
Long period grating based biosensor for the detection of Escherichia
... The spectral shifts in the R corresponding to the stages of the experiment recorded at the last three steps, namely pre PBS buffer wash–Bacteria incubation–post PBS buffer wash, are shown in Fig. 3(a). A spectral shift in the R of ∼2–4 nm, given the same overlay medium (pre and post PBS buffer was ...
... The spectral shifts in the R corresponding to the stages of the experiment recorded at the last three steps, namely pre PBS buffer wash–Bacteria incubation–post PBS buffer wash, are shown in Fig. 3(a). A spectral shift in the R of ∼2–4 nm, given the same overlay medium (pre and post PBS buffer was ...
Characterization of Encircled Flux Source For Multimode
... With increasing adoption of high speed fiber networks, qualifying the infrastructure becomes imperative before deployment. Be it Ethernet standards or the Fiber Channel standards, the primary performance metric has always been the insertion loss (attenuation) of the channel. The performance specific ...
... With increasing adoption of high speed fiber networks, qualifying the infrastructure becomes imperative before deployment. Be it Ethernet standards or the Fiber Channel standards, the primary performance metric has always been the insertion loss (attenuation) of the channel. The performance specific ...
Aluminum Zinc Oxide Transparent Conductors for Optical Cavity
... TCO Indium Tin Oxide (ITO). This modeling makes use of transfer matrix calculations, where the transmission, reflection, absorption, and electric fields are related using Maxwell’s equations in the form of a matrix (or series of multiplied matrices). For each material in the device, the complex inde ...
... TCO Indium Tin Oxide (ITO). This modeling makes use of transfer matrix calculations, where the transmission, reflection, absorption, and electric fields are related using Maxwell’s equations in the form of a matrix (or series of multiplied matrices). For each material in the device, the complex inde ...
A Laser Coupler for DVD/CD Playback
... under CW operation at room temperature. Both elements showed fundamental transverse mode operation, which was very stable because of the tapered-stripe structure. The lasing spectrum of the 780nm element showed multimode lasing and narrow linewidth of each longitudinal mode, typical characteristics ...
... under CW operation at room temperature. Both elements showed fundamental transverse mode operation, which was very stable because of the tapered-stripe structure. The lasing spectrum of the 780nm element showed multimode lasing and narrow linewidth of each longitudinal mode, typical characteristics ...