light color and atmospheric optics
Báo cáo y học: "Phase delaying the human circadian clock with a single light pulse and moderate delay of the sleep/dark episode: no influence of iris color" potx
... on the spectral composition of the light source [5-8], the light level [9,10], and the duration and pattern of the light pulse(s) [11-14] As the converse of light exposure, the timing or duration ... individual differences include light exposure history, iris color and/ or race Light history has been shown to influence light- induced melatonin suppression [33,34], and these findings have recently ... Bright Light Exposure The bright light was administered via a single light box placed on a desk ~40 cm from the subjects' eyes The light box (67 × 68 × cm, Philips Lighting, Eindhoven, The Netherlands)...
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visible light communication and its fundamental study
... news and other information The third concentration would be in standard lighting sources such as architectural lighting, aerospace and automotive interior lighting, exit signs and emergency lighting, ... in visible light wireless communication using lighting equipment Proposal LED Lighting Equipments First, we design two proposal lighting equipments They are general lighting and downlight Table ... Infrared and visible light are close together in wavelength, and they exhibit qualitatively similar behavior Both are absorbed by dark objects, diusely reected by light colored objects, and directionally...
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101 COLOR AND SHAPES ACTIVITIES pdf
... 101 Colors and Shapes Activities Science 49 LIGHT SHOW Materials Flashlights Colored cellophane Rubber bands Activity Cover a few flashlights with colored cellophane Distribute the flashlights ... the children use the colored flashlights as spotlights for puppet shows and dance activities Variation: To test children’s knowledge of shapes and colors, dim the lights and ask a child to shine ... assortment of color combinations Include primary colors (blue and red, blue and yellow, yellow and red) as well as offbeat combinations (purple and green) Encourage the children to predict what color...
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Economic growth and atmospheric pollution in Spain: discussing the environmental Kuznets curve hypothesis potx
... Grossman and Krueger (1991), Shafik and Bandyopadhyay (1992), Panayotou (1993), Selden and Song (1994), and Holtz-Eakin and Selden (1995) Special issues of Ecological Economics (1995, 1998) and Environment ... flows but the relationship is complex and depends, among other factors, on the bigger or smaller space and temporal concentration of these flows and on dispersion and transformation processes (for ... is, together with CO2, N2O and CFCs, one of the gases that most contributes to the greenhouse effect As a greenhouse gas, with effects that expand in time and space and whose generation causes...
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REPORT of the CAS WORKING GROUP on ENVIRONMENTAL POLLUTION and ATMOSPHERIC CHEMISTRY docx
... Ozone, Carbon Monoxide and Methane, the QA/SAC Switzerland, and the World Optical Depth Research and Calibration Centre Mr Müller, the Rapporteur on Strategic Planning and Implementation of GAW, ... (ecosystem on land and in the oceans and their interaction with changes in UV fluxes) participate and contribute to the SAGs activities 9.9 Reactivation of the SAGs for Greenhouse Gases and Reactive ... Environmental Pollution and Atmospheric Chemistry (Zurich, Switzerland, 8-11 March 1999) (WMO TD No.1002) 136 WMO/EMEP/UNEP Workshop on Modelling of Atmospheric Transport and Deposition of Persistent...
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Color and Mastering for Digital Cinema
... Reproduction of Color, 6th Edition, Wiley, © 2004 G Wyszecki and W.S Stiles, Color Science: Concepts and Methods, Quantitative Data and Formulae, 2nd Edition, Wiley, © 2000 3 Overview of Color and Mastering ... Figure 1.1, and the color calibration and standards that support mastering and distribution Origination, dailies, An answer print is the first print that combines picture and sound and is a first ... magenta and yellow in color) that take away light, rather than add light to the image So the most saturated red (primary) color is created by a minimum of cyan dye and a maximum of magenta and yellow...
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Fundamentals of light sources and lasers mark csele
... great deal more red light emitted than blue light Incandescent lamps often have a color temperature around 3500 K, and photographs taken under such light appear reddish yellow and require a blue ... 25-W incandescent light bulb measured LIGHT AND BLACKBODY EMISSION Intensity 400 500 Figure 1.4.3 600 700 800 Wavelength (nm) 900 1000 Output of an incandescent lamp both at full power and at ... here, and it may be surprising that this light which we call white is very rich in red and orange light (600 to 700 nm) and relatively weak in violet and blue light (400 to 500 nm) We shall revisit...
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WO3nanowires on carbon papers: electronic transport, improvedultraviolet-light photodetectors and excellent field emitters
... under a 375 nmlight ‘‘ON’’ and ‘‘OFF’’ The response and decay times are about s and 20 s, respectively In comparison with individual WO3 nanowire photodetectors (Fig 3f), the response and decay time, ... Y Bando and D Golberg, Adv Mater., 2010, 22, 5145 J P Liu, X T Huang, Y Y Li, X X Ji, Z K Li, X He and F L Sun, J Phys Chem C, 2007, 111, 4990; L Li, T Y Zhai, H B Zeng, X S Fang, Y Bando and ... Y Bando, U K Gautam, C H Ye and D Golberg, J Mater Chem., 2008, 18, 509 X S Fang, Y Bando, C H Ye, G Z Shen, U K Gautam, C C Tang and D Golberg, Chem Commun., 2007, 4093; Y B Tang, H T Cong and...
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Color and Mastering for Digital Cinema pot
... Reproduction of Color, 6th Edition, Wiley, © 2004 G Wyszecki and W.S Stiles, Color Science: Concepts and Methods, Quantitative Data and Formulae, 2nd Edition, Wiley, © 2000 3 Overview of Color and Mastering ... Figure 1.1, and the color calibration and standards that support mastering and distribution Origination, dailies, An answer print is the first print that combines picture and sound and is a first ... magenta and yellow in color) that take away light, rather than add light to the image So the most saturated red (primary) color is created by a minimum of cyan dye and a maximum of magenta and yellow...
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Báo cáo khoa học: J1–Photosynthetic Light Harvesting and Reaction Center Complexes ppt
... J1-007P Light stress-induced one-helix protein of the chlorophyll a/b-binding family associated with photosystem I U B Andersson1,2, M Heddad1 and I Adamska1,2 Department of Biochemistry and Biophysics, ... the structure and function of photosystem I and II P Fromme, H Yu, Y Bukman, D Ni, B Varco-Merth, D Chauhan, C Vanselow, C Jolley, R Fromme and I Grotjohann Department of Chemistry and Biochemsitry, ... from dark to light adapted state J1-012P Thermo-optically induced monomerization of trimers of the main light harvesting antenna complexes of plants in vivo and in vitro Quantum yield and dependencies...
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francis t. s. yu - entropy and information optics
... entropy and information optics My earlier book, Optics and or or mat ion Theory (Wiley, 1976), has been read and used as a text by numerous universities and by engineers in the United States and ... stimulating and enlightening They should provide adeeper appreciation of optics for readers Nevertheless, abook of this form is designed not to cover the vast domain of entropy and information optics ... information and optics has provided the basic impetus for research on development and of high-speed, high-data-rate, and high-capacity communication systems This trend started some years ago and will...
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Advances in Lasers and Electro Optics Part 2 docx
... found out very strong bands at 1440 nm and at 1540 nm, which correspond to 3F4 and 4F4 bands, respectively The bands at 1950 nm and at 2340 nm (that would be attributed to 3F2 and 3H6 transitions) ... 01I hυ and W12 = σ 12 I hυ are the transition rates, with σ 01 and σ 12 being the ground and excited state cross-sections, respectively τ10 and τ 21 are the lifetimes of levels and , and τ isc ... potential candidates as active media for applications in optical devices 56 Advances in Lasers and Electro Optics Acknowledgment We acknowledge financial support from FAPESP and CNPq (Brazil) and AFOSR...
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Advances in Lasers and Electro Optics Part 3 pdf
... illuminated) and τ the pulse duration of the pump beam: (a) L=0,22 mm and τ=11 ps (b) L=1,1 mm and τ= 2.2 ps, (c) L=0.5 mm and τ= ps These configurations correspond to an anti-correlated, correlated and ... according to Eqs (20) and (23), the TWM gain gTWM is always negative and is symmetric around the axis of δ = If β ≠ 0, both a gain grating and a 110 Advances in Lasers and Electro Optics phase grating ... context of nonlinear optics, since it applies to parametric amplification, second harmonic generation and frequency conversion, stimulated Raman and Brillouin scattering and light speed control...
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Advances in Lasers and Electro Optics Part 6 pdf
... valence band matrix taking into account HH, LH and SO interactions and strain effect [50] 274 274 Advances in Lasers and Electro Optics Advances in Lasers and Electro Optics intersubband laser ... parallel band dispersions, the intersubband lasers should therefore have a much narrower gain spectrum in comparison to the band-to-band lasers in which conduction and valence bands have opposite band ... valence subbands with nonparallel dispersions and strong mixing between HH, LH, and SO bands, we have to re-examine the intersubband transition rate 268 268 Advances in Lasers and Electro Optics...
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Advances in Lasers and Electro Optics Part 7 pptx
... 288 288 Advances in Lasers and Electro Optics Advances in Lasers and Electro Optics [73] C G Van de Walle, “Band lineups and deformation potentials in the model-solid theory,” ... rise times and lower timing jitter 316 Advances in Lasers and Electro Optics than is achievable with PMTs However, similar to PMTs, MCPs are most suitable for the visible light range, and only ... Technology and its Applications in Quantum Communication Systems 319 (2a) (2b) (2c) where Es, Ep, and Eo are the electric field strengths of the signal, pump and output light, respectively; ns, np and...
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Advances in Lasers and Electro Optics Part 8 doc
... noted that, the factor of on the right hand of Eq.(14) is observed, because we consider two sub-bands in valence band including heavy hole band and light hole band Using Eqs(1-14),we can numerically ... in Lasers and Electro Optics 2 both λA and λB are constructively demodulated at Si1 m0 and m3 are derived at the same time and the spectrum measured at Si1 and Si2 are shown by STO3 and STO0 in ... conduction band and the valence band, respectively TC and TV are the temperature of the carriers in the conduction band and the valence band TL is the lattice temperature ECand EV are the corresponding...
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Advances in Lasers and Electro Optics Part 9 pdf
... current level of the level ‘1’ and ‘0’, respectively; σ1 and σ0 are standard deviation of the level ‘1’ and ‘0’, respectively; ID is the decision threshold; and erfc stands for the complementary ... Q= I1 − I0 σ1 + σ0 (1) In (1), I1 and I0 are the current level of the bits levels “1“ and “0“, respectively; σ1 and σ0 are standard deviation of the level ‘1 and ‘0’, respectively 2.1 Case “SOA“ ... signal deteriorated by another SOA and filtered; (d) output signal after the 2Rconverter; and (e) regenerated signal and filtered 402 Advances in Lasers and Electro optics The optical spectrum after...
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Advances in Lasers and Electro Optics Part 10 pptx
... polarization mode dispersion on the transmission fiber Reference freq range (GHz) Band Band Band Band Band Band Band Band Band Band 10 Local freq range (GHz) 27.3-33.0 79.0-94.0 92.0-108.0 68.5-75.5 87.5-99.5 ... outside the bandwidth of the baseband upstream traffic and downstream traffic as shown in Fig 19 The repeater consists of transceiver modules and an electrical LPF, and BPF for the separation and combination ... function and μa n ,n and σ a n ,n are the mean and STD of the EDP at the sampling time for the n-th received symbol with nominal mean an 440 Advances in Lasers and Electro Optics μa n ,n and σ...
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