crystal domain 中文意思是什麼
crystal domain
解釋
晶疇-
Using templates is an important method to regulate and control the morphology and size of crystal. according to the characterization of templates and the ability of their domain limitation, template methods were divided into two parts, hard - template methods and soft - template methods. soft - template methods mainly included many kinds ordered congeries that composed by amphiphathic molecules, such as liquid crystal, colloid, microemulsion, vesicle, lb films, self - assemble films, and so on, the self - assemble structure of macromolecules and biomacromolecules was also included
模板法是對晶體的形貌和尺寸進行控制的一類重要的方法，根據模板自身的特點和限域能力的不同分為硬模板和軟模板，軟模板主要包括兩親分子形成的各種有序聚合物，如液晶、膠團、微乳狀液、囊泡、 lb膜、自組裝膜等，以及高分子的自組織結構和生物大分子等。 -
In this thesis, a new finite difference time domain ( fdtd ) method is developed to treat a two - dimensional photonic crystal consisting of nearly - free - electron metals. the method is used to calculate the band structures and investigate defect modes and guide modes in such a photonic crystal
本論文首先發展了一種基於等離子模型的有限差分計算方法，並應用於二維金屬光子晶體，有效地計算了該類光子晶體的能帶結構。 -
The ferroelectrics polycrystal consists of a set of bonded crystal and each crystal comprises a set of distinct domain under mesoscale
鐵電體由緊密相連的單晶組成，細觀尺度上鐵電體的單晶具有電疇結構。 -
Today, liquid crystal, a new functional material, has been applied more and more widely. on the side of display, owing to stable frarne, absolute environmental protecting, save electric energy and no tire for user, liquid crystal display keeps ahead among the range of display. with the developing of the technology of liquid crystsl, lcd will must substitute for crt and become the chief in market. in additin, liquid crystsl light filers which have been used in optic communicatins and light information handling, emply th e technical of combining the birefringence of liquid crystsl and fabry - petrot - type cavity. they manifest a series of merit, such as narrow band wide, deterioration low, wide tuning domain, simple structure and low cost, so liquid crystal light filter draw attention of many country
現在，液晶作為一種新型功能材料越來越得到廣泛的應用，在電子顯示裝置中，液晶顯示器以其畫面平穩、真正安全環保、省電和使用者不易疲勞等優點領先於顯示器的行列中。隨著液晶技術的發展，液晶顯示器將取代crt顯示器逐步成為未來市場的主流。此外，應用於光通信和光信息處理中的電調諧液晶濾光片，採用液晶材料的雙折射和電光效應與傳統f - p腔相結合，表現出窄帶寬、低損耗、調諧范圍寬、驅動電壓低、結構簡單、低成本等一系列優點，而日益受到各國研究部門的關注。 -
On computational methods in photonic crystal finite difference time domain method ( fdtd ) and plane wave expansion method ( pwe ) are widely used in calculation the dispersion relation of the photonic crystals
光子晶體計算方法的研究用於計算光子晶體的計算方法中，有限時域差分方法（ fdtd ）和平面波展開方法被廣泛使用，我對這兩種方法都有所研究，也有所突破創新。 -
With the existing condition, the bar waveguide on the lithium niobate wafer with liquid phase proton - exchanged method has been fabricated and the benzoic acid is used as the proton source. a series of research on the domain inversion in lithium niobate crystal with proton - exchanged method have been done. and then the operation and the process of domain inversion in lithium niobate crystal with proton - exchanged method has been used
實驗方面，利用實驗室現有條件，在鈮酸鋰晶片上以苯甲酸為質子源，用液相質子交換法製作了條形波導;對用質子交換法實現鈮酸鋰晶體疇反轉進行了一系列實驗研究，在此基礎上提出了質子交換法實現鈮酸鋰晶體疇反轉的工藝過程，實現了疇反轉並腐蝕得到了v型槽;設計製作了帶尾纖的電光相位調制器，最後進行封裝。 -
The product widely applies in profession domain and so on the galvanization, ion coating, electron, mechanical hardware components, automobile, aviation, national defense weapon, clock and watch, glass product, chemical fiber, medical instrument, liquid crystal, optics, jewelry, bearing
產品廣泛應用於電鍍離子鍍膜電子機械五金零件汽車航空國防武器鐘表玻璃製品化纖醫療器械液晶光學珠寶軸承等行業領域。 -
The growth and change of crystal ’ s domain poling process was researched
研究了晶體在極化過程中疇結構的生長和變化。 -
The analysis is helpful for obtaining the opals with larger single crystal domain
這對生長出大塊單晶opal有著重要意義。 -
Determination of single crystal size in artificial opals by measuring the width of the transmission dip in the f ? direction of face - centered cubic artificial opals with different thicknesses, we determine the size of the single crystal domain in the opal
人工opal光子晶體單疇大小的測定測定了不同厚度的人工opal在? l方向的透射譜，得出opal光子晶體中單疇的尺寸。 -
Non - rubbing technique, photoalignment technique attracts more people ' s attention. photoalignment is promising for overcoming the drawbacks caused by the rubbing process and providing multi - domain structure for widening the viewing angle and a new way for liquid crystal optic devices
因此光控取向技術近年來引起人們的極大關注，它不僅能克服摩擦取向法的缺點，而且可以進行微區取向控制，擴展液晶光學器件的應用范圍。 -
_ the phenomenon of saturation or " lock up " when all of the grains have transformed, is described in a rattier simple form through domain volume fractions by the proposed model, in which domain switching in ferro - electrics is analogous to that of dislocation movement on crystal slip planes in metals
? ?依據晶體塑性理論，將鐵電材料中的電疇翻轉類比于晶體位錯滑移面上的滑移系，定義鐵電材料中相應的電疇反轉系；採用電疇的體積分數表述電疇翻轉的變化量，得到了電疇翻轉的飽和特性的簡單描述。 -
From the results, the applied voltage is too large while the voltage applies on the single domain or the whole domain in shg process, which will spoil the ppln crystal and can not satisfy the require in experiment
由計算結果可知，無論在單疇加電壓或雙疇加電壓時，需要的電壓都太大，可能造成對ppln晶體損壞，無法滿足實驗中的實際要求。 -
The basic principle of feedback crystal oscillator is analyzed. the basic concept of frequency stability is also introduced, following by the usual expression of phase noise in frequency domain and phase jitter in time domain. further, we describe the origin of crystal oscillator ' s phase noise and phase jitter, also list a variety of its contributors
然後從理論上分析了反饋型晶體振蕩器的基本工作原理，並闡述頻率穩定度的概念，給出了在頻域中相位噪聲和時域中相位抖動的表示方法，形成原因以及影響相位抖動的諸多因素。
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