wavelengths

Time-resolved multiple imaging by detecting photons with changeable wavelengths Here, we realize multiple imaging by detecting photons with changeable wavelengths based on time-resolved correlation measurements. In our system, information from multiple objects can be transported...

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Wind error comparison of four different wavelengths of Nd:YAG laser By comparing the wind errors of four wavelengths of the Nd:YAG laser, two kinds of phenomena are found: when the wavelength is 1064 nm, the wind error is the smallest at all different heights;...

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Highly birefringent octagonal photonic crystal fibers with two zero-dispersion wavelengths A new highly birefringent octagonal photonic crystal fiber (Hi-Bi OPCF) with a rectangular array of four ... Moreover, two zero-dispersion wavelengths are achieved in the visible and near infrar

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Laplacian reconstruction of one single hologram using two dif ferent ...distances or wavelengths This method uses two different reconstruction distances of z and z+\Delta z, or two different reconstruction wavelengths of \lambda and \lambda + \Delta to reconstruct one digital in-line hologram....

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Optical binary image encryption using aperture-key and dual wavelengths Optical binary image encryption using aperture-key and dual wavelengths

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Terahertz radiation from InN by femtosecond optical pulses of different wavelengths The characteristics of terahertz radiation from an n-type InN excited by femtosecond laser pulses tunable from 750 to 840 nm are experimentally studied. Terahertz emission from InN is closely bound up...

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adaptive algebraic tomography for gas reconstruction in larger ...wavelengths absorption spectroscopy The simplified optical arrangement with fewer projections is realized by extension of spectral information at multiple wavelengths, resulting in great potential in applications of practical ...

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Ge-on-Si modulators operating at mid-infrared wavelengths up to 8 μm We report mid-infrared Ge-on-Si waveguide-based PIN diode modulators operating at wavelengths of 3.8 and 8?μm. Fabricated 1-mm-long electro-absorption devices exhibit a modulation depth of

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Ultrafast nonlinear optical response of Ag:BaTiO3 composite films at the near-ultraviolet wavelengths The ultrafast nonlinear optical response of Ag:BaTiO3 composite films synthesized by pulse laser deposition (PLD) is studied at the near-ultraviolet (400 nm) wavelength. The pulse duration of the ...

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infrared wavelengths The scattering properties of ZnO nanospheres with four different particle diameters of 10, 50, 100, and 200 nm suspended in water are investigated theoretical and experimentally in the spectral range ...

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Influence of Side-Polished Fiber Surface Topography on Surface Plasmon Resonance Wavelengths and the... Influence of Side-Polished Fiber Surface Topography on Surface Plasmon Resonance Wavelengths and the Full Width at Half-Maximum

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wavelength pumping in photonic crystal fiber with two zero dispersion wavelengths Numerical simulations of the ultrabroadband supercontinuum generation by dual-wavelength pumping in photonic crystal fiber with two zero dispersion wavelengths

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Continuous wave operation of GaAsBi microdisk lasers at room temperature with large wavelengths ... Submicron-meter size GaAsBi disk resonators were fabricated with the GaAsBi/GaAs single-quantum-well (QW)-structure grown by molecular beam epitaxy. The GaAsBi/GaAs QW revealed very broad ...

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透镜设计练习单透镜双胶合.pdf 我们可以通过点击“Wav”按钮或执行命令“System^Wavelengths”打开“Wavelength Data”窗口，然后输入波长范围数据。 第四步：输入透镜数据 在这个步骤中，我们需要输入透镜数据，包括光学表面类型、曲面半径、...

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(完整word)光纤通信optisystem实验.doc * 选择要用的光，在主选单system下，圈出wavelengths，键入要用的波长，例如氢原子的F-line光谱（0.486μm）。 * 决定透镜的孔径大小，例如F/4的透镜，aperture的大小为100/4=25mm。 1.2 输入镜片参数 * 在LDE中，...

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LCTF软件备份VariSpec™ Liquid Crystal Tunable Filters a) there is a conflict when one uses the implicit palette to set wavelengths, and also defines palette states explicitly using the VsDefinePalette() function. When the explicitly set palette state ...

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基于改进的卷积神经网络的太阳射电频谱图像分类.pdf Observations of solar radio bursts at meter wavelengths[J].Australian Journal of Physics，1950，3(3)：244-255. [2] Kundu M R. Solar radio astronomy[J].Annual Review of Astronomy and Astrophysics，...

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matlab-code.zip_High Dimensional_fiber nonlinearity_matlab optic which use a microscale structure to confine light with radically different characteristics compared to conventional optical fiber for applications in nonlinear devices and guiding exotic wavelengths....

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XGM2019e_2159.gfc measurements for the shorter wavelengths. The terrestrial data itself consists over land and ocean of gravity anomalies provided by courtesy of NGA (identical to XGM2016, having a resolution of 15’) ...

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watergan.pdf which cause attenuation of light at different rates for different wavelengths. While this physical process is well described theoretically, the model depends on many parameters intrinsic to the water...

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Kennedy Space Center (KSC).7z AVIRIS acquires data in 224 bands of 10 nm width with center wavelengths from 400 - 2500 nm. The KSC data, acquired from an altitude of approximately 20 km, have a spatial resolution of 18 m. After ...

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【高光谱图像数据集】ksc AVIRIS acquires data in 224 bands of 10 nm width with center wavelengths from 400 - 2500 nm. The KSC data, acquired from an altitude of approximately 20 km, have a spatial resolution of 18 m. After ...

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Euv Lithography 2018 Switching from 193-nm to 13.5-nm wavelengths was a much bigger jump than the industry had attempted before. It brought several difficult challenges in all areas of lithography-light source, scanner, ...

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Lithography [semiconductor mfg] and thus the resolution, and lithographic techniques based on further reducing wavelengths for better resolution such as extreme ultraviolet (EUV) lithography and X-ray lithography. The uses of ...

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高光谱遥感数据库Kennedy Space Center (KSC) AVIRIS acquires data in 224 bands of 10 nm width with center wavelengths from 400 - 2500 nm. The KSC data, acquired from an altitude of approximately 20 km, have a spatial resolution of 18 m. After ...

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Faraday effect measurements of holmium oxide (Ho2O3) ceramics-based magneto-optical materials Faraday effect measurements of holmium oxide (Ho2O3) ... The Verdet constant dispersion for wavelengths 0.5–$1~\unicode[STIX]｛x03BC｝\text｛m｝$ and $1.064~\unicode[STIX]｛x03BC｝\text｛m｝$ was me

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Mid-infrared optical parametric oscillator based on ZnGeP2 pumped by 2- \mum laser We present a 3~5 \mum optical parametric oscillator (OPO) based on ZGP pumped by KTP OPO 2.1-\mum laser. The tuning curves of ZGP OPO are calculated.... Central wavelengths of the signal and idler laser

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Luminescence of Tb3+/Eu3+ codoped LiYF4 single crystals under UV excitation for white-light LEDs The emission spectra of several bands, mainly located at blue ~487 nm (Tb:5D4 -> 7F6), yellowish green ~542 nm (Tb:5D4 -> 7F5), and red ~611 nm (Eu:5D0 -> 7F2) wavelengths, are observed under ...

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Switchable dual-wavelength Q-switched fiber laser using multilayer black phosphorus as a saturable ... Black phosphorus (BP), with thickness-dependent direct energy bandgaps (0.3–2 eV), shows an enhanced nonlinear optical response at near- and mid-infrared wavelengths. In this paper, we present ...

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Dependence of spectroscopic properties on doping content and temperature of bismuth-doped lanthanum ... The effects of bismuth doping content and temperature on the absorption property and near-infrared (NIR) luminescence of Bi-doped La2O3-Al... As the Bi2O3 content increases, the peak wavelengths and FWHM

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Ultrafast gain dynamics in N^+_2 lasing from highly excited vibrational states pumped by circularly ... We experimentally demonstrate N^+_2 lasing actions at the wavelengths of 353.3, 353.8, and 354.9 nm using a circularly polarized femtosecond laser. The three laser lines correspond to the B2Σ+u(v'=5,...

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Temperature effect on emission spectra and fluorescence lifetime of the 4I13=2 state of Er3+-doped ... When the temperature increases, the emission line width for the 4I13=2 -> 4I15=2 transition is broadened, and the main emission lines at 1 596, 1 609, and 1 644 nm shifte toward shorter wavelengths....

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Continuous wave dual-wavelength Nd:YVO4 laser working at 1064 and 1066 nm The method of Nd:YVO4 crystal angle tuning is used to balance the ratio of the stimulated emission cross sections of the two wavelengths, leading to the realization of a simultaneous dual-wavelength ...

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Angle-tuned Signal-resonated Optical Parametric Oscillator based on Periodically Poled Lithium ... We demonstrate an angle-tuned signal-resonated optical ... Two pairs of the signal and idler waves of the same wavelengths can be achieved symmetrically for each pair of angles of rotation with same ab

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Tunable multi-wavelength fiber ring laser based on a Hi-Bi fiber loop mirror 8 wavelengths spacing on 450 GHz are experimentally obtained with more than 25-dB signal-to-noise ratio (SNR) for each channel using 1.28-m Hi-Bi fiber in Hi-Bi FLM. The output power v

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Chalcogenide photonic crystal fiber for ultraflat mid-infrared supercontinuum generation The proposed design offers a flat dispersion profile with two zero dispersion wavelengths. This broad and flat dispersion profile of the Ge11.5As24Se64.5 PCF, combined with the high

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应用压缩氢的受激喇曼散射实现激光频率宽带调谐 Multi-orders of SRS in hydrogen of tens of atm have been ... So the number of wavelengths ina YAG laser is more than fifteen. The overall efficiency of SRS from the pump light is about 30%. The intensit

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Switchable multi-wavelength erbium-doped fiber laser based on a four-mode FBG The five operation wavelengths are at 1547.5, 1546.8, 1546.0, 1545.1, and 1544.2 nm, respectively. Through adjusting the polarization state and the lateral offset coupling in cavity, the laser can be...

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The UV and blue light emission properties of Mn doped ZnO nanocrystals We present a study of the light emission properties over wavelengths from UV to blue of Mn doped ZnO nanocrystals fabricated by means of a thermal evaporation vapor phase deposition process....

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New design of triplexer based on metal–insulator–metal plasmonic ring resonators By adjusting the radii of ring resonators and the gap distance, certain wavelengths can be filtered out and the crosstalk of each channel can also be reduced. The numerical results show that the ...

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Watt-level broadly wavelength tunable mode-locked solid-state laser in the 2 μm water absorption ... With a simple quartz plate, stable mode-locking wavelengths can be tuned from 1874 to 1973 nm, with a tunable wavelength range up to ～100 nm and maximum output power up to 1.35 W. The bandwidth is ...

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Dispersion imaging spectrometer for detecting and locating energetic targets in real time The first prism allows only the first set of wavelengths along the first direction to pass and disperse. The second prism allows only the second set of wavelengths along the second direction, which ...

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Technical study of visible light wavelength division multiplexing using polymer optical fiber Lights of two different wavelengths (650 and 530 nm) were sent to a single POF. Red light (650 nm) was used for 100-Mb/s full duplex IP data transmission and green light (530 nm) was used for voice ...

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A novel dual-wavelength fiber Bragg grating and its application in fiber ring laser Our technique lends itself to writing gratings with controllable reflectivity and separation of two Bragg wavelengths. A grating with two equal transmission peaks of 20.25 dB is obtained by this ...

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Ultra broadband-flattened dispersion photonic crystal fiber for supercontinuum generation Numerical results reveal that the proposed PCF structure possesses a low dispersion of 0+-1.5 ps/(nm.km) in the wavelengths ranging from 1.134 to 1.805 \mum (approximately 700-nm bandwidth) with a ...

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Wavelength-tunable erbium-doped fiber laser with FBG and HiBi fiber loop mirror as reflectors From 1543.8 to 1555.2 nm, 15 lasering wavelengths with side mode suppresion ratio (SMSR) >54 dB and approximately 0.8-nm spacing have been obtained by using the comb-like reflection spectrum of ...

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Surface-illuminated photon-trapping high-speed Ge-on-Si photodiodes with improved efficiency up to ... In this paper, high-speed surface-illuminated Ge-on-Si pin ... More than threefold EQE improvement is also observed at longer wavelengths beyond 1550 nm. These results make the microhole-enabled

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Acceleration of optical coherence tomography signal processing by multi-graphics processing units Data sampled using linear wavelengths were re-sampled using a time-domain interpolation method and zero-padding interpolation method to improve image quality. The maximum processing rates for 1024-...

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V-doped MgAl6O10: novel luminescence substrate for phosphor-free UV-white LEDs Under pumping at 324 nm, the emission spectra of V-doped MgAl6O10 obtain two emission peaks at the wavelengths of 471 and 570 nm. Two emission bands of the spectra combine to produce a spectrum that ...

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Synthesis and properties of novel blue-emitting materials: anthracene-based derivatives It is worth noting that the maximum emission wavelengths of the two materials are 441 and 444 nm in tetrahydrofuran and 456 and 454 nm in film states, which are the typical blue fluorescence and the ...

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