Luminous flux
Investigation of temperature regime and luminous flux of light emitting element of light emitting diode lamp
... The light emitting element is a chip-on-board (COB) LED array mounted on a thin sapphire substrate covered with one common phosphor layer (He, 2014). Such approach allows placing light-emitting elements inside the glass ...
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Solid State Lighting Annex: 2013 Interlaboratory Comparison
... of luminous flux, luminous efficacy, active power, RMS current, power factor, chromaticity x, y, correlated colour temperature, and colour rendering index were ...
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... the luminous flux of a light ray from the marking to the driver, per unit of projected area of the marking in your direction, per unit of solid ...since luminous intensity is just luminous ...
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A novel randomly textured phosphor structure for highly efficient white light emitting diodes
... Figure 4 shows the current-dependent lumen effi- ciency and luminous flux of LEDs I, II, and III. The out- put power of bare GaN-based blue LED was about 100 mW at 120 mA. The luminous flux of ...
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2 WIRELESS CONTROL SYSTEM
... Wireless temperature and luminous flux intensity sensor RCL-02 and radio wireless motion detector RCR-01 is an ideal completion of EXTA FREE system increasing its functionality. These sensors can cooperate ...
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Remote Pyramid Shaped Phosphor Coating for Phosphor Converted White LEDs
... the luminous flux and lumen efficacy of white pc-LEDs by shaping the pc-LED’s phosphor layer into an array of pyramid-shaped cones, hollow on the ...
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Check list for leather manufacturing
... Electric Motors Number of motors Year of production Nominal power (kW) speed [rpm] Lighting Number of lamps Year of production Nominal power (kW) Typology of lamp Luminous flux (lm). Ty[r] ...
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LED modules LED flexible. Module LLE FLEX G1 8mm EXC Modules LLE FLEX excite
... The B value defines the amount of modules which are below the specific L value, e.g. L70B10 means 10 % of the LED modules are below 70 % of the initial luminous flux, respectively 90 % will be above 70 % of ...
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Adaptable and Reliable Industrial Security System using PIC Controller
... and Luminous sensor, DC and AC voltage and current values are read by the PIC 16f877a and gas sensor is used to detect the Harmful gases when the gases are detect GSM sent the messages to controller room at the ...
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Spectral composition of the light of Chaetopterus
... Relative spectral energy curves radiant flux of Chaetopterus light, and estimated curves of luminous flux based on fish rhodopsin A, human scotopic vision B, and Limulus vision c.. R, ra[r] ...
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Life behaviour of discharge lamps for general lighting
... Lamp maintenance factor – LWF (Installed lamp luminous flux in % ) Product of lamp survival factor and lamp lumen maintenance factor. KVG[r] ...
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OPTICAL RADIATION MEASUREMENTS AT CNAM-INM
... the luminous flux unit, the lumen, are incandescent lamps specially manufactures in order to be stable and reproducible, with a smooth intensity ...of luminous intensity during measurements ...
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Correlation of environmental factors with nitrate concentration in meadow plants.
... In the multiple correlation analysis, air temperature (maxima at 1300 hr), light intensity (maxima luminous flux), and soil moisture content on sampling dates were[r] ...
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Transient Luminous Events and Its Electrochemical Effects to the Atmospheres
... The wide spectrum of electromagnetic waves generated during lightning discharges couple the lower atmosphere with the ionosphere/magnetosphere. Transient events like sprites are short-lived (a few ms), large ...
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Study of the Oceanic Heat Budget Components over the Arabian Sea during the Formation and Evolution of Super Cyclone, Gonu
... wave flux is the outgoing long wave radiation flux which is emitted by the sea surface whereas the OLR is the Out- going Long wave Radiation on the top of ...radiation flux and the response of SST to ...
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The origins of marine bioluminescence: turning oxygen defence mechanisms into deep sea communication tools
... the luminous reactions (luciferins) are the evolutionary core of most systems, while luciferases, the enzymes catalysing the photogenic oxidation of the luciferin, serve to optimise the expression of the ...
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Advection-dominated Models of Luminous Accreting Black Holes
... The models reproduce the spectra of black hole X-ray binaries in the Low State, and explain the transition from the Low State to the High State at a critical mass accretion rate.. The mo[r] ...
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The environments of luminous radio galaxies and type-2 quasars
... more luminous the quasars, the richer the ...with luminous quasars residing in galaxy groups – just the type of environment that is likely to favour galaxy mergers and ...
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Determination of serum bactericidal activity with the aid of luminous bacteria
... Luminous bacteria incubated in a medium containing serum showed a decrease in their in vivo luminescence that was directly proportional to the decrease in the viable count and was a func[r] ...
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Far infrared emission in luminous quasars accompanied by nuclear outflows
... σ flux limit of the published FIR catalogues, so we extract 250 µm fluxes and 1σ un- certainties at the coordinates of the optical quasars directly from the maps, downloaded from the H-ATLAS ...
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