1319nm laser at two ends, generating frequency-doubling light with the wavelength 660nm through KTP crystals, and forming laser light with the wavelengths 660nm and 1319nm; at the right path, the pump light passes through a 808nm output mirror and the 808nm laser light is directly outputted...
The H-alpha spectral line has a wavelength of 656 nm in the laboratory. Light of this wavelength is incident at a diffraction grating. The first order maximum is produced at an angle of 36.0^(° ) .The same spectral line from a receding star is observed with the same diffraction grating...
百度试题 结果1 题目 Ultraviolet light of wavelength 350 nm and intensity 1.00 W/m2 is directed at a potassium surface. The maximum kinetic energy of the photoelectrons is ( ) 相关知识点: 试题来源: 解析 3.5 eV 反馈 收藏
Ultraviolet light of wavelength 350 nm and intensity 1.00 W/m2 is directed at a potassium surface.The maximum kinetic energy of the photoelectrons is() 点击查看答案 你可能感兴趣的试题 单项选择题 When selecting cutting parameters, the first choice should be (). A.cutting speed B.feed C.side...
The 660 nm LED light source delivered in a sequential pulsing mode was used as it is a deep penetrating well-absorbed wavelength that falls into the absorption peaks of cytochrome c oxidase, the chromophore thought to be responsible for LED effects (Karu and Kolyakov, 2005; Karu et al., ...
A metal is irradiated with light of wavelength 660 nm. Given that the work function of the metal is 1.0eV, the de Broglie wavelength of the ejected electron is close to- A6.6×10−7m B8.9×10−11m C1.3×10−9m D6.6×10−13mSubmit Light of wavelength 500nm is incident on a ...
The present invention relates to a powder which comprises, in addition to a polymer to an absorber, the use of this powder for layerwise production of moldings by means of a laser having a wavelength between 100 and 3000 nm, and moldings with this method, prepared from this powder. The mo...
The absorbance spectra of TdpC under nonreducing (as purified) or sodium dithionite-reducing conditions (apo-TdpC) as well as TdpC variants bearing individual Cys-to-Ser mutations, were measured in the wavelength range of 300-800 nm (inset: visible photograph). Source data Extended Data Fig...
A 1064 nm, 1085 nm Dual-Wavelength Nd:YVO4 Laser Using Fabry–Perot Filters as Output Couplers J. Chen, G. X. Cai, Z. P. Cai, and J. M. Dawes, “A 1064 nm, 1085 nm dual-wavelength Nd:YVO4 laser using Fabry–Perot filters as output couplers,” IEEE Photon. Technol....
A 633-nm He-Ne laser has been stabilized on a hyperfine component of an absorption line of natural iodine vapor by means of a servo system utilizing the zero crossing of the third harmonic of an applied modulation frequency. In its present form the laser has a 1000-sec stability of 1 x...