powerpoint presentation · pdf filesap cathode in-electrode) wire bond post . t materials emit...
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![Page 1: PowerPoint Presentation · PDF fileSap Cathode In-electrode) wire bond post . t materials emit different colours Red diode wavelength Green diode Medium wavelength Blue diode Short](https://reader035.vdocuments.net/reader035/viewer/2022081521/5ab5a3757f8b9a2f438ccde5/html5/thumbnails/1.jpg)
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دیود نوری آبی •
(solid State Lighting)نورفشانی حالت جامد •
کار بدیع و اثرگذار: جایزه نوبل
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(دیودهای قرمز رنگ)کارآیی و قیمت
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در گذر زمان LEDکاربردهای
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Type
Luminous efficacy of radiation (lm/W)
Luminous efficiency[note 1]
Typical tungsten light bulb at 2800 K 15[7] 2%
Class M star (Antares, Betelgeuse), 3000 K 30 4%
Ideal black-body radiator at 4000 K 54.7[8] 8%
Class G star (Sun, Capella), 5800 K 93[7] 13.6%
Ideal black-body radiator at 7000 K 95[8] 14%
Ideal 5800 K black-body, truncated to 400–700 nm (ideal "white" source)[note 2]
251[7][note 3] 37%-
5800 K black-body truncated to ≥2% photopic sensitivity range[note 4] 292[9][10] 43%
2800 K black-body truncated to ≥2% photopic sensitivity range[note 4] 299[9][10] 44%
2800 K black-body truncated to ≥5% photopic sensitivity range[note 5] 343[9][10] 50%
5800 K black-body truncated to ≥5% photopic sensitivity range[note 5] 348[9][10] 51%
Ideal monochromatic 555 nm source 683[11] 100%
Luminous efficacy of radiation
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بگذردهمت عالی زفلک
بگذردبه همت زَملَک مرد
شودهمت اگرسلسله جنبان مورتواند که سلیمان شود