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181. As the key device of a DWDM system, Etching Diffraction Grating (EDG) is one of the most potential types of planar waveguide DWDM devices.

182. The reinforcement mechanism of brucite fiber on portlandite cement slurry was investigated by X-ray diffraction (XRD), scanning electron microscope (SEM), non-contacting electrical resistivity meter.

183. This paper presents a new non-contact displacement sensor with diffraction grating metrology system based on an improved Foucault focus detection method.

184. The standard X - ray diffraction Fourier pattern of calcium carbonate for Pearl Aragonite mineral aragonite was obtained.

185. XRD ( X - Ray Diffraction ) and XPS ( X - Ray Photoelectron Spectroscopy ) indicated that the inner core was metallic silver.

186. X-ray diffraction (XRD) and carbon nuclear magnetic resonance spectroscopy (13C-NMR) were adopted to study the structure change of Armos fibers after irradiation.

187. Finally adopted a diffraction grating monochromator spectral characteristics of optoelectronic devices as measuring equipment.

188. Combining X - ray diffraction and SEM - EDX observation, the state analysis method of yttrium in steel was established.

189. X - ray diffraction ( XRD ) and transmission electron microscopy ( SEM ) to characterization.

190. After analyzing the relationship between the intensity distribution of the diffraction rings and the liquid surface wave amplitude, the damping constant was obtained.

191. The grinding affected layer of carburized and hardened gears has been studied by means of metalloscopy, microhardness measurment and X-ray diffraction in the paper.

192. Phases constitution, microstructure and element distribution of the coating were studied by X-ray diffraction(XRD), scanning electron microscope(SEM) and electron probe microanalysis(EPMA).

193. Light reflection, refraction law of refraction imaging, imaging lenses, optical interference, diffraction, and so on.

194. The recent years, the diffraction grating technology is valued people's day by day.

195. The structures of the serial copper(I) complexes contained derivative bipyridine ligands have been determined and studied by X-ray diffraction.

196. The distributions of composition, phase-and microstructure were examined respectively by using electron probe microanalysis (EPMA), X-ray Diffraction (XRD) and scanning electron microscopy (SEM).

197. By carring out the corresponding experiment, then the optical system chart, diffraction encircled energy diagram and the spot diagram were given.

198. The influence of anomalous scattering on austenite determination in steel by X - ray diffraction method was investigated.

199. Analyzes the principle errors in measuring small dimensions by Fraunhofer diffraction , including Fraunhofer approximation error and the place detecting error of extreme value characteristic aspect. Sentencedict.com

200. Impedance, charge and discharge performance. The crystal structure of calcium zincate composed by ourselves was verified by X-ray diffraction.

201. PAN fibers with different drawing ratio and different preoxidation degree were investigated by means of sound velocimeter and X-ray diffraction meter.

202. The spectrometer has a curved crystal Bragg diffraction structure of Johann type.

203. Rainbow hologram is based on the characteristics of light diffraction phenomenon.

204. But cell constant, diffraction site and intensities have been changed.

205. The roasting kinetics of copper sulfide concentrate is investigated with the differential thermal analysis (DTA), thermo-gravimetry (TG) and X-ray diffraction (XRD).

206. This article analyse the physics signification of Fourier transform by Hugens principle and Fraunhofer diffraction.

207. Finally, the computation of wave reflection and diffraction in the Dalian Harbor indicates that the present method can be widely used for computing the wave field in harbors.

208. The constitutes and structures of oil sludge produced in the process of rolling aluminum foil were analyzed by means of infrared spectrum analysis and X-ray diffraction analysis and XPS analysis.

209. Carbon-coated iron nanoparticles also has good antioxidation and stability by an X-rays diffraction (XRD) structural analysis.

210. X — Ray Diffraction ( XRD ) spectra indicate that these compounds are single perovskite in structure.