正方晶 的英文怎麼說
中文拼音 [zhēngfāngjīng]
正方晶
英文
cubic crystal-
Differential thermal analysis did not reveal the ammonium perchlorate phase change from rhombic to cubic.
差熱分析沒有測出過氯酸銨從正交晶向立方晶的相變。Abstract : considering the second nearest - neighbor interaction and cubic, quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration. it is shown that the kind of nonlinear chain exhibits envelope soliton, envelope kink and envelope antikink soliton. these results can also be used to explain the experimental phenomena that the kink amplitude of the self - localized structure is determined only by the intrinsic properties of its lattices
文摘:同時考慮次近鄰諧振相互作用和三次方、四次方非諧相互作用,利用多重尺度結合準離散近似方法去計算晶格振動行為,發現一維非線性點陣中存在包絡孤子及正扭結型包絡孤子、反扭結型包絡孤子,解釋了自局域結構的幅度只取決于點陣中的固有參數的實驗現象Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed
在改變e _ ( ag )腐蝕液的配方的基礎上,研製了新的腐蝕液,可方便、快速、有效的顯示czt不同晶面的缺陷蝕坑形貌;研究了利用激光正反射法和自然解理的不同( 110 )面之間的關系,方便、快速、準確的進行定向切割晶體的方法;採用生長的czt單晶體自然解理的( 110 )面,經過表面處理,試制了探測器元件,對24lam有較強的響應。Abstract : the effect of correction of self - consistent potential on electronic structure in simple cubic nanocrystal particles is calculated by means of the green ' s function method in the tight - binding approximation, taking only the nearest neighbor matrix elements into account. the numerical results show that the electronic energy spectrum is shifted, the chemical potential is not equal to the atomic energy level, the electronic density at each lattice point is changed, and the variation of electronic density at surface lattice point is the largest
文摘:在緊束縛近似下,只計及最近鄰的矩陣元,採用格林函數計算了自洽勢修正對簡立方納米晶體顆粒的電子結構的影響,發現電子能譜發生了移動,化學勢不等於格點原子能級,各格點的電子密度也發生了變化,其中以表面格點的電子密度變化最大。In this thesis, a kind of reversible immobilization method based on the plasma - polymerized film ( ppf ) used for effective immobilization of active bio - molecules and easy reproduction of sensors is developed. the surface of quartz crystal microbalance ( qcm ) is firstly prepared with plasma - polymerized film of butyl amine by glow - charge technique and then covered with a negative - charged polyelectrolyte by self - assembling. through strong electrostatic attraction, antibodies ( antigens ) positive - charged are immobilized for the determination of antigens ( antibodies )
本論文基於等離子體聚合膜,設計了一種既能固定生物活性物質又易於傳感器再生的可逆固定化方法,即採用輝光放電的等離子體沉積技術,先在石英晶體上沉積一層正丁胺等離子體聚合膜,再在膜上自組裝一層帶負電的聚電解質,用以靜電吸附固定抗體(抗原)測定抗原(抗體) 。In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。The image is of an 8 - spoked wheel with the secret vowels of the tetragammaton ( name of god ) and the letters rota, which means wheel - however if you transpose the letters it spells " taro "
八輪輻的輪子肖像,還有正方晶(神的名字)的秘密母音和字母rota ,意思是輪子? ?然而如果你調換了字母,就拼成「 taro 」 。The as - grown crystals were characterization by cutting and directional, x - ray diffraction, high resolution ohmmeter, ir transmission spectroscopy, visible light absorption spectroscopy, scan electronic microscopy ( sem ) and positron annihilate time technique ( pat ). the ir transmittance of czt single crystals grown with cd - riched is about 53 %, while 23 % with no cd riched
採用解理實驗、 x射線衍射、電學性能測試、紅外透過譜測試、可見光吸收譜測試、 sem蝕坑分析、探測器的試制等分析測試方法,並首次採用正電子湮沒壽命譜分析方法來研究czt單晶體的空位缺陷,綜合表徵了所生長的晶體的質量和性能。In the national thailand league, nong s team goes head to head against the original iron ladies team and beats them three times. nong argues incessantly with jung ; the two former best friends are now bitter enemies, hurling insults at each other. jung and chai decide to make a journey to xishung bania in china to pia, the beauty queen who s now making a career out of being a showgirl. it is not just a long rough trip to meet a friend
祖兒同柏芝自贏了大賽后因爭仔而決裂,柏芝及冬,陰,功又因為水晶晶隊的領隊楊生一句說話,加入有3t及軍婆坐鎮的水晶晶隊,當柏芝加入后,便與軍婆組成twins ,大殺四方,更連番挫敗祖兒的水蜜蜜;祖兒及隊長伊健為救球隊,決定千里昭昭到中國南部大羅邀請正在巡迴演出的隆婆歸隊And the spherulite growth rate of phbv is studied and the factors, which influence the growth rate and the formula of spherulite growth rate, were discussed
並通過對phbv球晶生長速率的測定,對結。晶生長的速度方程及影響因素做出修正。Bct body - centered tetragonal lattice
體心正方晶格The most achievement is that we firstly obtain the analytic accurate solution of the modal fields of the waveguide structure and find some available character : ( 1 ) the different uniaxial crystal materials have the different propagation properties ; ( 2 ) when the optical axis of the crystal is on the plane that is made up of the normal direction of the waveguide plane and the propagation, there are te mode and tm mode in this special waveguide, but the principal mode is different of the character of the uniaxial crystal, the principal mode is the principal mode of te mode for the negative uniaxial crystal, but the one of tm mode for the positive uniaxial crystal ; ( 3 ) when the crystal optical - axis parallel to the waveguide plane, for the positive uniaxial crystal material, the principal mode of the waveguide is a te wave, which can be excited by the light at any frequency ; when the light frequency satisfies a single mode propagation condition, there will be only the principal mode propagating in the waveguide, otherwise some of the higher order modes can be excited, which are neither te modes, nor tm modes, but the hybrid guided modes
本文就是在此背景下,利用金屬波導和單軸晶體的一些特性,結合麥克斯韋方程組和波導的邊界條件,從三種不同的情況研究了光在對稱平面單軸晶體金屬波導(波導層是單軸晶體,兩個波導界面均為金屬)內的傳輸特性,其主要貢獻為,首次解析地得到了這種波導結構下模式場的精確解,並發現了一些有用的特性: ( 1 )模式場的性質因單軸晶體的性質不同而異; ( 2 )當單軸晶體光軸位於波導界面法方向與傳輸方向構成的平面內時,波導中傳輸te波和tm波,只不過其主模因單軸晶體的性質不同而異,當波導層介質為負單軸晶體時,波導主模是te波主模,而波導層介質為正單軸晶體時波導主模是tm波主模。 ( 3 )當單軸晶體光軸位於波導面內時,對于正單軸晶體,波導的主模是橫電波te _ 0模,任何頻率的光波均可激勵該模式;當光波波長滿足一定條件時,波導內傳輸單模,否則,將激勵起高階模式,高階模即匪te波,也匪tm波,而是兩者耦合而成的混合模。Due to the hardware characteristic ' s limitation, such as the poor speed of a / d, d / a conversion and dsp process, the most part of sr system adopt middle course. that is to say, by using the special digital converter or running relevant arithmetic, it converts the radio signal to intermediate frequency signal and completes the base - band signal process that is n ' t the veriest sr and is named " software defined radio ( sdr ) "
由於受到硬體性能如a d 、 d a及dsp晶元處理速度的限制,目前的軟體無線電系統多採用折中的實現方案,增加專用的數字變頻器或者運行數字變頻演算法,將射頻信號變頻到中頻,然後再進行基帶信號處理,這樣的軟體無線電系統又被稱之為「軟體定義無線電」 ,它並不是真正意義上的軟體無線電。Numerical study on photonic properties in two - dimensional complex photonic crystals of square lattice
二維正方形復式晶胞光子晶體的光子特性研究The so - called " red crystal " - a red square standing on its corner - will now take its place alongside the red cross and the red crescent as an internationally - recognised humanitarian emblem
所謂的「紅水晶」是一個一角朝正下方的紅色正方形,它將與「紅十字」及「紅新月」一起作為國際認可的人道主義標志。The preparation and structure properties of spinel limn204 as a positive active material for lithium - ion battery were studied
論文採用了低溫液相方法制備正尖晶石型錳的嵌鋰氧化物正極材料。Procedures for temperature and irradiance corrections to measured i - v characteristics of crystalline silicon photovoltaic devices
晶體硅光伏器件的i v實測特性的溫度和輻照度修正方法There are polycrystalline textures with irregular grain boundaries and linear shear fractures in these two systems
考慮了邊界為正方形和圓形兩種不同情況,我們發現都出現多晶結構,與系統邊界無關。When the boundary is square, we can find polycrystalline textures with irregular grain boundaries and linear shear fractures. but we also observe the same phenomena when the boundary is circle
考慮了邊界為正方形和圓形兩種不同情況,我們發現都存在多晶結構,因此,我們推斷packing現象中出現的多晶體結構跟系統邊界無關。In the present thesis, we have considered a 2d photonic crystal of square lattice formed by two materials of dielectric constants. we consider the structure to be formed by a large number of small rectangle or square pixels of uniform size
本文提出不管哪種結構均可看成是由很多個同樣大小的小矩形或正方介質像素組成的,對這種二維像素型光子晶體結構,對傳統平面波展開法可經修正使之收斂速度大大提高。分享友人