The wavelength at peak intensity shifts in the short-wavelength direction as the number of pump laser pulse shots increases. Such blue shifts are abnormal: a red shift originating from the process of degradation of dye-polymer films was observed previously. An explanation for the blue-shift ...
blue shift A decrease in the wavelength of radiation emitted by an approaching celestial body as a result of the Doppler effect. Objects appear bluish because the shorter wavelengths of light are at the blue end of the visible spectrum. Comparered shift. ...
blue shift A decrease in the wavelength of radiation emitted by an approaching celestial body as a result of the Doppler effect. Objects appear bluish because the shorter wavelengths of light are at the blue end of the visible spectrum. Compare red shift. The American Heritage® Student Science...
Wavelength:In science, the term wavelength represents the length between the two sequential troughs or crest of the wave in space that is crossed by the wave after a specific time interval. It varies as the frequency and speed of the wave change....
Red Shift & Blue Shift. How do we know our Universe is expanding?. Throughout our universe, light is bursting from stars, bouncing off planets, diving into black holes, wandering. You will know the Doppler effect as the falling note of a car or train horn as it approaches, passes...
For each device, the central wavelength does not shift as viewing angle increases, indicating the cavity effect inside micro-LEDs is negligible. The layout and refractive indices of epitaxial materials for the blue and green micro-LEDs are similar, but they are quite different from those of red...
Redshift and Blueshift Most objects in space have a redshift, which is evidence of an expanding universe and the big bang. If an object is moving away from Earth with a velocity of 1.5x10⁷ m/s, what color and frequency would orange light with a wavelength of 650 nm appear to us on...
4)red and blue shift蓝移与红移 5)blue-shifted phenomenon蓝移现象 1.The paper mainly studies the blue-shifted phenomenon of the spontaneous radiation spectrum on the wavelength 1.55μm、超高速10 GHz、多量子阱、锁模半导体激光器的自发辐射光谱的蓝移现象进行实验研究,得到随着对锁模半导体激光器增益区施...
4) red and blue shift 蓝移与红移5) blue-shifted phenomenon 蓝移现象 1. The paper mainly studies the blue-shifted phenomenon of the spontaneous radiation spectrum on the wavelength 1. 55μm、超高速10 GHz、多量子阱、锁模半导体激光器的自发辐射光谱的蓝移现象进行实验研究,得到随着对锁模半导体...
1) blue shift ship 兰移啁啾 2) red shift chirp 红移啁啾 1. The results show that in the normal group velocity dispersion of single mode linear dispersion fibers,the red shift chirp which is accompanied with semi conductor laser can be removed by the blue shift chirp produced during the ...