ferroelectric properties 中文意思是什麼

ferroelectric properties 解釋
鐵電特性
  1. Ferroelectric properties of optically active polymers

    旋光性聚合物的鐵電性能
  2. Effect of interface on properties of pzt ferroelectric thin films

    鐵電薄膜性能的影響
  3. The study of the properties of double - layer ferroelectric film

    雙層鐵電薄膜的性質研究
  4. These results indicate that the phonon - pseudospin interaction should be taken into account for the physics properties in ferroelectric materials

    因此在研究鐵電材料物理性質時聲子的作用是不可忽視的。
  5. Relaxor ferroelectric single crystals, such as pb ( mg1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pmnt ) or pb ( zn1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pznt ), have been reported to exhibit an extremely large piezoelectric constant and excellent electrostrictive properties. such excellent performance makes it fully substitute the traditional piezoelectric ceramics and points to a revolution in ultrasonic transducers, actuators and micro - positioners, making relaxor - based piezocrystals the most promising materials for a broad range of advanced applications. however, it is difficult to grow the high quality single crystals because of the lack of valid thermodynamic data

    新型弛豫鐵電單晶鈮鎂酸鉛（簡稱pmnt ）或鈮鋅酸鉛（簡稱pznt ）是一類新興的功能材料，其在準同型相界附近具有優于傳統壓電陶瓷的較高的壓電常數和電致伸縮系數，可完全代替傳統的壓電陶瓷作為超聲換能器、致動器、微位移器等，使其成為鐵電領域的研究熱點，但如何生長出滿足應用要求的單晶材料卻一直是一個困擾的問題。
  6. The electrical properties of yttrium - modified lead zirconate titanate ferroelectric thin films

    釔摻雜鋯鈦酸鉛鐵電薄膜的電性能研究
  7. The electrical properties of cobalt - modified lead zirconate titanate ferroelectric thin films

    摻雜鈷對鋯鈦酸鉛鐵電薄膜電性能的影響
  8. Within the framework of the tim ( transverse field model ), using the eft ( effective field theory ) and the mft ( mean field theory ), considering the long - range effects and the interfacial effect, we studied the transition properties of the ferroelectric thin film, pyroelectric coefficient and dielectric susceptibility and triple hysteresis loop of the ferroelectric bilayer structure theoretically

    我們應用平均場、有效場等方法，在橫場伊辛模型框架內，考慮贗自旋間長程相互作用和界面效應，對鐵電薄膜、雙層薄膜的相變、熱釋電、介電，以及電滯回線等性質進行了較深入的研究。
  9. In the framework of the transverse ising model ( tim ), landau phase transition theory and the electrostatic field theory, we study the physical properties of the ferroelectric thin film, bilayer, sandwich structure, multilayer with a non - polarization slab and a two - dimension polar lattice model with polar defects. the main work and results are as follows : first, the long - range interaction in ferroelectric material is sometimes neglected in the previous studies. we introduce the long - range interaction in the framework of the tim and the landau theory

    本文在橫場伊辛模型、朗道相變理論以及靜電場等理論的框架內，對鐵電薄膜、鐵電雙層膜、鐵電三明治結構以及含有雜質層的鐵電多層膜和含有偶極缺陷的二維偶極點陣系統等多層鐵電系統的相變、熱電、介電、電滯行為等物理性質進行了深入研究。
  10. To achieve accurate detection of surface potential, the measurement of the contact potential difference of the zno / si step was also carried out. polarization - related surface properties of ferroelectric thin films were investigated by kelvin probe force microscopy ( kpfm ), leading to the discovery of asymmetric charge writing on the surface of pb ( zr _ ( 0. 55 ) ti _ ( 0. 45 ) ) o _ 3 ( pzt ) thin film

    為了優化儀器的檢測靈敏度和穩定性，選用氧化鋅薄膜上的zno / si臺階作為測試對象，檢測了zno / si的接觸電勢差;通過改變儀器系統參數，發現針尖-樣品距離和掃描速度對接觸電勢差的檢測結果影響顯著。
  11. Investigation of domain and pyroelectric properties of lanthanum - doped lead titanate ferroelectric thin films

    摻鑭鈦酸鉛鐵電薄膜的電疇與熱釋電性能研究
  12. The effect of different electrode on the dielectric properties of lanthanum - doped lead titanate ferroelectric thin films

    不同電極形式對摻鑭鈦酸鉛鐵電薄膜的介電性能的影響
  13. In recent years, lead zirconium ti tanate pb ( zrxtii - ? on, ( pzt ( x / l -. x ) ) ferroelectric thin films have been extensively applied to many high - tech fields because of their excellent ferroelectric properties such as high dielectric constant, low dissipation factor, nonvolatility and so on

    鋯鈦酸鉛（ pzt ）薄膜具有優良的介電、鐵電、壓電和光電特性，且抗輻射性強，不揮發，已廣泛地應用於微電子，集成光學和微機械繫統（ mems ）等高技術領域。
  14. The surface morphologies of thin films were observed by using scan electron microscope ( sem ) and atomic force microscope ( afm ). based on grazing incidence x - ray diffraction ( gixrd ) equipment, we find that residual stress exist in magnetron sputtering plct film, in addition, the ferroelectric properties of plct thin films were measured by radiant premier lc type multifunctional ferroelectric properties test system

    利用廣角x射線衍射技術對不同濺射工藝下plct薄膜的相結構進行了研究;採用掃描電子顯微鏡（ sem ）和原子力顯微鏡（ afm ）分別觀察了薄膜的表面形貌;利用掠入射x射線衍射（ gixrd ）測量了薄膜的殘余應力。
  15. A method beyond mean - field theory is applied to investigate the effects of the long - range interaction on the physical properties of the ferroelectric thin film

    在這篇論文里，我們在橫場伊辛模型和朗道唯象理論的框架內引入長程相互作用。
  16. Nonlinear dielectric properties of pt p0 - 3 ferroelectric composite materials

    復合物的非線性介電性質
  17. Ferroelectric and dielectric properties of batio3 ceramics prepared by sol - gel method

    3陶瓷的鐵電和介電性質研究
  18. According to this, the research of the fatigue properties of the ferroelectric films was proposed. the lead zirconate titanate ( pzt ) film was prepared by a metal - organic decomposition method. the films " physical properties were analysed by x - ray diffraction ( xrd ), scanning electron microscopy ( sem ) and hysteresis loops

    然後採用金屬有機物熱分解法制備出作為研究對象的鋯鈦酸鉛pb （ zr ， ti ） o _ 3 （ pzt ）薄膜，用x射線衍射儀、掃描電鏡和rt6000s鐵電測試儀測量表徵鐵電薄膜。
  19. Xrd, sem, temperature and frequency dependence of dielectric constant, and hysteresis loop were measured to investigate and study structure, microstructure, dielectric and ferroelectric properties of barium titanate dielectric ceramics

    應用x光衍射譜、掃描電子顯微鏡、介電率的溫度與頻率依存關系以及電滯回線測量，調查和研究所制備的鈦酸鋇陶瓷的結構、微結構、介電和鐵電性質。
  20. In this work, the influences of fabrication process on microstructure, dielectric properties, ferroelectric properties and pyroelectric properties of plt films have been studied. plt films were prepared on the pt ( 111 ) / ti / sio2 / si ( 100 ) substrates by radio frequency magnetron sputtering method and then annealed by rapid thermal annealing process ( rta ) or conventional furnace annealing process ( cfa ). with the help of atom force microscopy ( afm ), x - ray diffraction ( xrd ) and some other apparatus, it was found that : lower substrate temperature ( ts ) was helpful for plt films to form better surface morphologies. with the increase of substrate temperature, the dielectric constant of plt films increased

    Afm 、 xrd以及性能測試結果表明:較低的基片溫度有利於形成表面均勻緻密的薄膜，且薄膜的表面粗糙度均方根較小;隨著基片溫度的升高，經過快速退火的plt薄膜的介電常數逐漸增大;相比于傳統退火，快速退火縮短了退火時間，提高了薄膜的介電和鐵電性能;快速退火隨著保溫時間的延長，大部分鈣鈦礦結構的特徵峰的峰強增大，半高寬減小，峰形越來越尖銳，但當保溫時間為80s的時候， （ 100 ）和（ 110 ）峰的強度有所下降，因此保溫時間在60s較為適宜。
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