piezoelectric constant 中文意思是什麼

piezoelectric constant 解釋
壓電常數。

  • piezoelectric : adj. 【物理學】壓電的。
  • constant : adj 1 恆定不變的，固定的，穩定的，恆久的；繼續不斷的。2 不屈不撓的，堅韌的。3 忠實的，有節操的。n...
  1. The piezoelectric constant ( dji ) changes with the polarization time under saturated electric field. the d33 increases rapidly with the polarization time at the initial stages of polarization, and approaches constant after certain time

    在飽和電場（ es ）下，壓電常數（ d33 ）隨極化時間（ tp ）的變化而變化，極化初期d33隨tp的增加而迅速增高；極化一定時間后， d33趨于平緩。
  2. High piezoelectric constant and dielectric constant piezoelectric ceramic grain which used as functional element were selected, and mixed with polymers in 60 - 70 % volume percent

    選擇具有高的壓電常數和介電常數的壓電陶瓷顆粒作為功能相，並以60 70體積分數與聚合物共混。
  3. The relations between piezoelectric characteristic such as piezoelectric constant, electromechanical coupling coefficient, mechanical quality factor, etc. and its components, granular diameter and manufacturing technology were studied

    研究壓電材料壓電常數、機電耦合系數、機械品質因數等特性與其組份、顆粒直徑及製作工藝過程之間的關系。
  4. The maximum of the piezoelectric constant d33 is 68pc / n when the volume fraction of pzt, pvdf, pan is 0. 55, 0. 45, and 0. 05 respectively. finally, when the n, a, p are 6, 0. 6, 0. 3 respectively, the calculation value can agree well with the experimental data

    而且經過理論計算與比較，當以下三個參量取下列值時，即陶瓷顆粒形狀因子n = 5 、極化率= 0 . 6 、結構因子q = 0 . 3時，實驗數據與理論計算吻合較好。
  5. So it can be used as both sensor component and driving component. pzt have better electromechanical coupling coefficient, piezoelectric constant, mechanical quality factor, curie temperature and stability, etc. so, pzt can be used widely in smart materials and structure

    與其它壓電陶瓷相比，鋯鈦酸壓電陶瓷（ pzt ）有較好的機電耦合系數、壓電常數、機械品質因數、居里溫度和穩定性等，因此， pzt能廣泛應用於智能材料結構中。
  6. 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。
  7. But there is a main question that pvdf does not be in p phase with higher piezoelectric property, but be in other phases with lower or without piezoelectric property, thus, which can not improve distinctly piezoelectric constant d33, reduce notably dielectric spoilage ( tg5 ) and raise remarkably mechanical coupling factor ( kp ) of 0 - 3 pzt / pvdf piezoelectric composite, so these will restrict its development and application. in this paper, 0 - 3 pzt / pvdf piezoelectric composite will be prepared by room pressing - solidity, high - temperature - pressing and room - pressing techniques respectively

    由於這個壓電復合材料體系存在一個主要問題? pvdf在0 ? 3型pzt / pvdf壓電復合材料中通常不是以具有較強壓電性的相晶態形式呈現，多是以其它的相態存在，不能有效地提高0 ? 3型pzt / pvdf壓電復合材料的壓電常數d _ （ 33 ） 、降低介電損耗tg和增大機電耦合系數kp等壓電和介電性能，從而嚴重地制約它的發展和應用。
  8. The determination of human thymidine kinase ( htk ) in human serum, which is a key indicator of cancers can give information for the diagnosis and treatment of the malign diseases. the protein a layer was first self - assembled onto the gold electrode surfaces of quartz crystals, the monoclonal antibodies were then orientedly immobilized through the specific binding between the fc terminals of the antibodies and the self - assembled protein a. with this sensor, the affinity constant of antigen - antibody binding was estimated to be 1. 85 106 l / mol according to the scatchard ’ s plotting method, which proved the high bioactivity of antibody. finally, an amplified piezoelectric immunosensor was designed to determine the htk in

    實驗中將蛋白a吸附於鍍金壓電石英晶體電極表面，用於定向固定htk單克隆抗體，成功研製了檢測htk的壓電石英晶體傳感器，並基於標準scatchard繪圖法，計算出免疫反應的親和常數為1 . 85 106l / mol ，證明該單克隆抗體具有較高的免疫活性;同時基於酶催化沉澱技術，設計了的檢測htk的質量放大壓電石英晶體傳感器，該傳感器可在0 . 1 - 10ng范圍內對htk進行定量檢測，應用此傳感器成功地對5種癌癥病人血清中htk的濃度進行了測定，實驗結果為癌癥的臨床診斷與治療提供了參考。
  9. A piezoelectric immunosensor was developed by immobilized transferring antiserum on the surface of quartz crystal to especial answer transferring, it can be get good answer to determined in the range of 3. 92 ~ 79mg / l ; the adsorption and desorption of consult serum on the quartz crystal monitored with tr - antibody, determined the rate constant of immuno - reaction was 2. 14xl07 ( mol / l ) ' 1xs ' 1, the association constant of the immuno - reaction ( k1ss ) was 6. 75xl07 ( mol / l ) ~ l

    Oz vomg l范圍內的參考血請中的轉鐵蛋白進行了定量測定，獲得很好的響應；利用石英晶體微天平技術在線監測了參考血清在固定了轉鐵蛋白抗體的石英晶振上的吸附與解吸過程，測得了其抗原抗體免疫反應的速率常數為2 14xl0 』 （ mol l ） 』 xs 「 『 ，結合常數為6
  10. Test methods for the properties of piezoelectric ceramics. static test for piezoelectric strain constant d33

    壓電陶瓷材料性能測試方法縱向壓電應變常數d33的靜態測試
  11. Test methods for the properties of piezoelectric ceramics - quasi - static test for piezoelectric strain constant d33

    壓電陶瓷材料性能測試方法縱向壓電應變常數d33的準靜態測試
  12. The improvement of piezoelectric properties was obtained, and the frequency constant of the ceramics was changed obviously

    並且該pmzn壓電陶瓷的壓電性有所提高，明顯改變了頻率常數。
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