defect in crystals 中文意思是什麼
defect in crystals
解釋
晶體缺陷-
One type is the schottky defect in ionic crystals.
在離子晶體中有一類是斯考特庫缺陷。 -
Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density. several novel phenomena can be obtained. the spontaneous emission displays an oscillatory behavior, classical light localization, photon - atom bound state, nonzero steady - state population and anomalously large vacuum rabi splitting. and localized mode associated with a defect site in an otherwise perfect photonic crystals, acts as a high - q micro - cavity
通過原子上能級與光子頻率帶隙邊緣的相對位置或者光子態密度，可以抑制或增強原子的自發輻射。分析並得到了一些奇異的現象，如自發輻射的諧振子行為、光的局域、單光子?原子局域態、上能級中存在非零穩態原子布居數、類似於真空中的拉比頻率分裂等。 -
In order to eliminate the defects, especially te precipitates, cd1 - xznxte slices were annealed in cdzn vapor in the present researches. the variation of te - rich phases in morphology and sizes during the annealing and its effects on the optical and electrical properties of the crystals were examined in detail. the defect chemistry calculations were made
本文的主要內容就是研究退火過程中cd _ （ 1 - x ） zn _ xte晶體內富te相的形態、大小的變化及其對晶體光、電性能的影響，並通過缺陷化學計算，結合實際的退火實驗，制定相應的退火工藝，改善晶體性能。 -
The transmission spectra and reflectance spectra of the pc shift systematically with the spheres size, providing evidence of photonic crystal effects. photoluminescence measurements show efficient emission of the zno photonic crystals in the uv as well as a defect emission band at longer wavelength
利用透射光譜及反射光譜研究了影響zno光子晶體的光子禁帶的工藝參數;利用x射線衍射儀分析了zno光子晶體的結晶和取向性能;利用熒光分光光度計，研究了不同前處理溫度下的zno光子晶體的光致發光譜。 -
Since 1987, many researchers have been engaged in the realization of photonic bandgaps, localized defect modes, and other optical properties peculiar to the photonic crystals. because photonic crystals are artificial crystals, it is our studing issue to design and fabricate the photonic crystals. many accurate numerical calculations could be performed thanks to the development of computing facilities. these calculations were really useful for the design of the photonic crystal structures
自從1987年以來，許多研究人員試圖去實現光子晶體中的光子頻率帶隙和局域缺陷模以及其它一些光學特性。由於光子晶體是人造晶體，因此設計和製成光子晶體，就成了研究的焦點。 -
The local defect modes is investigated in photonic crystals with negative refractive index structural defects
摘要研究了含有負折射率缺陷的光子晶體中的局域缺陷模。 -
In 1987, a remarkable step was made by yablonovitch, who pointed out the possibility of the realization of photonic bandgaps, localized defect modes, and their applications to various optoelectronic devices, and by john who dicussed the strong localization of electromagnetic waves in disordered photonic crystals and also predicted many interesting quantum optical phenomena that can be realized in photonic crystals such as the bound state of photons and non - exponential decay of spontaneous emission
1987年yablonovitch和john開創性地提出光子晶體這一新概念， yablonovitch指出了有可能實現光子頻率帶隙和局域缺陷模以及許多光電技術方面的應用， john則討論了在無序光子晶體中電磁波的強烈局域現象，並預言在光子晶體中存在許多有趣的量子光學現象，諸如光子局域態、自發輻射的非指數衰減。
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