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... We calculate the deviation from our reference measurements of the photon fluence detected on the surface of the head and of the sensitivity to the brain. The results presented in this paper support our hypothesis that non-scattering CSF region can be treated with a larger scattering coefficient (0.3 ...
... We calculate the deviation from our reference measurements of the photon fluence detected on the surface of the head and of the sensitivity to the brain. The results presented in this paper support our hypothesis that non-scattering CSF region can be treated with a larger scattering coefficient (0.3 ...
Multiple-image digital photography
... • φ(x) = scalar irradiance at point x • Qn(x) = nth-order volume source distribution, i.e. ...
... • φ(x) = scalar irradiance at point x • Qn(x) = nth-order volume source distribution, i.e. ...
Optical Properties of Nanostructures
... Light Scattering is a physical process where light is forced to deviate from a straight trajectory by heterogeneity in the medium through which they pass. Everything except a vacuum is heterogeneous in some sense. Even in media that we usually consider to be homogeneous, it is possible to distinguis ...
... Light Scattering is a physical process where light is forced to deviate from a straight trajectory by heterogeneity in the medium through which they pass. Everything except a vacuum is heterogeneous in some sense. Even in media that we usually consider to be homogeneous, it is possible to distinguis ...
الشريحة 1
... Solar glory at the steam from hot springs. A glory is an optical phenomenon produced by light backscattered (a combination of diffraction, reflection and refraction) towards its source by a cloud of uniformly sized water droplets. The effects of diffraction are often seen in everyday life. The most ...
... Solar glory at the steam from hot springs. A glory is an optical phenomenon produced by light backscattered (a combination of diffraction, reflection and refraction) towards its source by a cloud of uniformly sized water droplets. The effects of diffraction are often seen in everyday life. The most ...
Ultrashort free-carrier lifetime in low-loss silicon
... micron-scale footprints, and can be fully integrated along with electronics in a CMOSplatform. All of these experiments are enabled by the beneficial material properties of silicon in the telecommunications bands including low linear material losses, high linear refractive index, and large nonlinear ...
... micron-scale footprints, and can be fully integrated along with electronics in a CMOSplatform. All of these experiments are enabled by the beneficial material properties of silicon in the telecommunications bands including low linear material losses, high linear refractive index, and large nonlinear ...
High-power, fiber-laser-pumped frequency conversion sources for the ultraviolet
... in top research and cutting-edge technology. But not only research and technology; are the leadership techniques, the personal development courses and the entrepreneurial spirit that everyday involves to each and every ICFOnian what makes the difference between a great place and a top place. I am em ...
... in top research and cutting-edge technology. But not only research and technology; are the leadership techniques, the personal development courses and the entrepreneurial spirit that everyday involves to each and every ICFOnian what makes the difference between a great place and a top place. I am em ...
QUANTITIES, TERMINOLOGY, AND SYMBOLS IN
... The photoacoustic effect is defined by a common effect producing a medium density change, which may be either detected acoustically or optically. The pressure wave generated after photoexcitation contains contributions from various sources, such as radiation pressure, electrostriction, thermoelastic ...
... The photoacoustic effect is defined by a common effect producing a medium density change, which may be either detected acoustically or optically. The pressure wave generated after photoexcitation contains contributions from various sources, such as radiation pressure, electrostriction, thermoelastic ...
Biomedical Optical Imaging
... system. The light source can be either a femtosecond laser or a broadband superluminescent diode (SLD). Our earlier studies used a femtosecond Ti:Sapphire laser for ultrahigh-resolution imaging, however modern multiplexed SLD light sources can now generate very broad bandwidths and achieve axial res ...
... system. The light source can be either a femtosecond laser or a broadband superluminescent diode (SLD). Our earlier studies used a femtosecond Ti:Sapphire laser for ultrahigh-resolution imaging, however modern multiplexed SLD light sources can now generate very broad bandwidths and achieve axial res ...
guide to thin section microscopy - Mineralogical Society of America
... When using a polarized-light microscope, communicating directions in an unequivocal way is important. The cross-hairs in the ocular, the directions of light polarization and the microscope axis are the main reference directions. The four cardinal points (and intermediate directions derived from thos ...
... When using a polarized-light microscope, communicating directions in an unequivocal way is important. The cross-hairs in the ocular, the directions of light polarization and the microscope axis are the main reference directions. The four cardinal points (and intermediate directions derived from thos ...
Chapter 4 Optical Resonator
... 1. Resonance Frequencies of a Resonator with an Etalon. (a) Determine the spacing between adjacent resonance frequencies in a resonator constructed of two parallel planar mirrors separated by a distance d = 15 cm in air (n = 1). (b) A transparent plate of thickness d, = 2.5 cm and refractive index n ...
... 1. Resonance Frequencies of a Resonator with an Etalon. (a) Determine the spacing between adjacent resonance frequencies in a resonator constructed of two parallel planar mirrors separated by a distance d = 15 cm in air (n = 1). (b) A transparent plate of thickness d, = 2.5 cm and refractive index n ...
CHAPTER 4 Fiber optic III: attenuation and dispersion
... losses: also called bending losses, occur when the fibre is curved. There are two types of radiative losses: Microbending losses. Macrobending losses. ...
... losses: also called bending losses, occur when the fibre is curved. There are two types of radiative losses: Microbending losses. Macrobending losses. ...
Journal of Nonlinear Optical - Research School of Physics and
... phenomenon for optically-induced lattices, but can be applied to other types of periodic structures with electro-optic tunability. In particular, various possibilities for beam control were demonstrated in liquid-crystal cells with periodical modulation induced by an array of electrodes.40 – 45 The ...
... phenomenon for optically-induced lattices, but can be applied to other types of periodic structures with electro-optic tunability. In particular, various possibilities for beam control were demonstrated in liquid-crystal cells with periodical modulation induced by an array of electrodes.40 – 45 The ...
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Optical fiber cables[edit]
... On the reflections of a ray of light inside a parabolic liquid stream. This particular illustration comes from a later article by Colladon, in 1884. Fiber optics, though used extensively in the modern world, is a fairly simple, and relatively old, technology. Guiding of light by refraction, the prin ...
... On the reflections of a ray of light inside a parabolic liquid stream. This particular illustration comes from a later article by Colladon, in 1884. Fiber optics, though used extensively in the modern world, is a fairly simple, and relatively old, technology. Guiding of light by refraction, the prin ...
II. On the Michelson-Morley Experiment relating to the Drift of the
... which it is divided, and the two portions are afterwards reflected back to the plate by two small plane mirrors. We shall suppose in the first place that the source is a point of light or a vertical slit; so that the incident light consists of a single train of parallel waves. We have thus two mirro ...
... which it is divided, and the two portions are afterwards reflected back to the plate by two small plane mirrors. We shall suppose in the first place that the source is a point of light or a vertical slit; so that the incident light consists of a single train of parallel waves. We have thus two mirro ...
Simulation of Fiber Fuse Phenomenon in Single
... Among the reductants of the silica generated by this pyrolysis reaction with the formula SiOx , the most thermally stable material is SiO (x = 1). The internal core space heated at the elevated temperature is shielded from the external conditions. Thus, with increasing temperature, the internal pres ...
... Among the reductants of the silica generated by this pyrolysis reaction with the formula SiOx , the most thermally stable material is SiO (x = 1). The internal core space heated at the elevated temperature is shielded from the external conditions. Thus, with increasing temperature, the internal pres ...
Optics and Quantum Electronics - Research Laboratory of Electronics
... prisms, which is detrimental in experiments concerned with carrier-envelope phase stabilization. Here, an all mirror-dispersion controlled Ti:sapphire laser, which generates sub-8fs pulses and most notably, emits over a spectral width as large as 250 nm (FWHM) on a linear scale and even generates si ...
... prisms, which is detrimental in experiments concerned with carrier-envelope phase stabilization. Here, an all mirror-dispersion controlled Ti:sapphire laser, which generates sub-8fs pulses and most notably, emits over a spectral width as large as 250 nm (FWHM) on a linear scale and even generates si ...
Low-Temperature Bonding for Silicon-Based Micro
... and data processing. In addition, the fabrication of Si-based devices is compatible with parallel processing which can potentially lower the cost. One practical example of such system is the early diagnosis and monitoring of human diseases using autofluoresnce or fluorescence lifetime imaging [1]. A ...
... and data processing. In addition, the fabrication of Si-based devices is compatible with parallel processing which can potentially lower the cost. One practical example of such system is the early diagnosis and monitoring of human diseases using autofluoresnce or fluorescence lifetime imaging [1]. A ...
claudia patricia valdés escobar
... tremely useful to the diagnosis and monitoring of many diseases such as stroke, ischemic injuries, traumatic brain injury, as well as neurodegenerative diseases such as the Alzheimer’s [2, 3]. A stroke, is the rapid loss of cerebral functions (brain damage) due to a critical change in the CBF, i. e. ...
... tremely useful to the diagnosis and monitoring of many diseases such as stroke, ischemic injuries, traumatic brain injury, as well as neurodegenerative diseases such as the Alzheimer’s [2, 3]. A stroke, is the rapid loss of cerebral functions (brain damage) due to a critical change in the CBF, i. e. ...