根据前一句"Humans perceive(感知)three primary colors : blue, greenand red.T he human eye can see light betweenwavelengths of 400 and 700 nanometers, a range known as the visible spectrum(光谱).人类感知三种原色:蓝色、绿色和蓝色红色。红色人眼可以看到波长在400到700纳米之间的光,这一范围被称为...
a你们这些贱货 Your these inexpensive goods[translate] aThe characteristic purple color of MnO4-,the results from absorption of the green-yellow components of the visible spectrum. MnO4-的典型紫色颜色,结果从可见光谱的绿色黄色组分的吸收。[translate]...
We see colors in nature, divided into two systems: one is the spectrometer analysis of red, Orange, yellow, green, green, blue or purple color on the basis of; one is the spectrum does not exist in the black, white and grey no color consisting of lines. Features are common between the...
1. The hue of that portion of the visible spectrum lying between yellow and blue, evoked in the human observer by radiant energy with wavelengths of approximately 490 to 570 nanometers; any of a group of colors that may vary in lightness and saturation and whose hue is that of the emerald...
yellow-green wavelength regionvisible spectraemission spectrumP-headselectronic transitionAn emission spectrum with P-heads at 559.58, 561.98, and 564.31 nm has been shown to belong to the ion TiCl +. The spectrum is the first to be identified for this species. The electronic transition is ...
According to trichromatic theory, three types of cones are differentially sensitive to which of the following colors? a. red, yellow, and violet b. black, white, and red c. blue, red, and green d. orange, yellow, and red The ...
yellow green 黄绿色() 葱黄() 例子: red, orange, yellow, green, blue, indigo, violet— lit. yellow does not reach green (idiom); the yellow autumn crop does not last until the green spring crop— 青黄不接 也可见: yellow形—
Green, in physics, light in the wavelength range of 495–570 nanometers, which is in the middle of the visible spectrum. In art, green is a color on the conventional wheel, located between yellow and blue and opposite red, its complement. Green pigment i
The emission maximum of this fluorescence is at a wavelength of 516 nm, in the greenish-yellow region of the visible spectrum (Fig.2a,b). A second, lower peak is present around 430 nm in the blue region of the spectrum (Fig.2b). The excitation maximum for this smaller emission peak at...
II–VI compound semiconductor quantum-well heterostructures were fabricated for use as efficient, narrow-spectrum, photoluminescent color converters to generate green, yellow, or red light when photopumped with blue GaInN light emitting diodes (LEDs). This approach promises high efficiencies in a wide ...