介質之極化 的英文怎麼說
中文拼音 [jièzhízhījíhuà]
介質之極化
英文
polarization of dielectric-
A novel low mechanical hysteretic ceramic capacitive pressure transducer has been made, by using of ceramic sealing technology ; integrate circuit ( ic ) technology and thick film plane fixing circuit technology. this transducer is made of a deformable ceramic diaphragm and a ceramic base plate, between which has an air cavum. a coaxial gold electrode was fired onto the diaphragm and the base plate
本文利用新型陶瓷技術、集成電路技術和厚膜平面安裝電路技術，採用零力學滯后的陶瓷和陶瓷密封材料進行設計製造了一種非充液乾式的電容式壓力傳感器，該壓力傳感器由較厚的陶瓷基體和較薄的陶瓷膜片構成，中間形成一空氣介質腔，在基座和膜片之間內置同軸的雙電極，組成兩個電容，當膜片承受壓力時發生位移，使電容量產生變化，經後置處理電路直接轉換為可輸出的直流電壓信號。At present, people usually use birefrigence and quasi - phase - matching methods to achieve higher effiency in the process of conversion. a significant advantage of quasi - phase - matching method is that the interaction is occurred through the largest element of the x ( 2 ) tensor ; the period of optical superlattice can be designed randomly, and any interaction can be matched without walk - off angle ; they are fitted to be used in frequency conversion of lower power especially. the quasi - phase - matching method has some advantages over birefrigence method, improving the efficiency of frequency conversion ; the range of frequency conversion covers its whole transperant wavelength
由於準相位匹配技術有其獨特的優勢，可以利用非線性光學晶體的最大二階極化張量，如ppln 、 pplt 、 ppktp用的非線性極化張量都是d _ （ 33 ） ，其有效非線性系數高出普通非線性光學介質（如bbo 、 lbo 、 ktp ）一個數量級，而且可以人為靈活設計調制周期，通過周期設計其頻率變換范圍可以覆蓋準相位匹配介質的整個透明波段，選擇無走離效應，解決了常規pm難以解決的問題，拓寬了非線性晶體的應用范圍，極大地提高了頻率轉換效率，已成為非線性光學材料和固體激光器的研究熱點之一。We explained, for the first time, the detailed rules of electrostatic induction and polarization between electrostatic electrodes and different suspended objects ( conductor, semi - conductor, and dielectric )
首次正確解釋了靜電極與不同懸浮體（導體、半導體、電介質）之間的靜電感應和靜電極化規律。Xing su ( microelectronics and solid state electronics ) directed by prof. lin chenlu the fast development of information technology requires integrated circuit to be greater integrated, faster functioned, and lower power - consumed, that lead to continuous shrinkage of mos and dram feature size. and under this trend the thickness of mos gate dielectrics ( sio2 ) would soon scale down to its physical limit
日益增長的信息技術對更高集成度、高速、低功耗集成電路的需求，驅使晶體管的尺寸越來越小，隨之而來的問題是作為mos柵氧化物和dram電容介質的sio _ 2迅速減薄，直逼其物理極限。Introducing several osl fabrication methods, mainly electric field poling method is investigated, and discussing the limit relation among poling electric field e, poling current i and natural poling intensity ps, and analyze the various factor affecting the osls quality. 4. the experiment of aperiodical litaos multi - wavelength shg is demonstrated
3 、介紹了幾種介質制備的方法，著重對高壓電場極化法進行了理論研究，討論了脈沖電壓，電流及自然極化強度p _ s之間的制約關系，分析了影響成疇質量的幾個物理因素。This paper describes a reconstructive algorithm which is based on network theory for electrical capacitance tomography technic. there are twelve electrodes in the system. the permittivity distribution of flow with two components within a pipeline is reconstructed. assume the permittivity distribution of the region to be reconstructed. then whole measured area is discretized into a network composed of capacitance. the measurement circuit which contains a pair of source electrode and detecting electrode is taken as a four - terminal network. the across admittance of the four - teminal network is proportional to the capacitance between the source electrode and the detecting electrode. modify the distribution of the permittivity according to the difference between the calculated capacitance and measured capacitance. the experimental results show that this algorithm is effective and can coverge
本文描述了一種用於兩種成份的流體成像的12電極電容層析成像新方法.該方法基於電路的網路理論，首先對重建區域假定一個介電率分佈，用電容網路作為離散化模型，將每一個源電極和探測電極對組成的測量電路看作一個四端網路，該四端網路的跨導與源電極和探測電極之間的電容值是線性關系，這個電容值和測量得到的電容值之間存在誤差，根據這個誤差對修正介電率分佈.通過對不同介質分佈作的模擬實驗結果，證實了該演算法是有效的，收斂的By introducing the concept of equivalent electric charge, the image charge is well determined when the polarizing charge exists, solutions are provided for problems on electric image and electric potential in intersection of two different media, and the easy access of the solutions is exposited
摘要通過引入等效電荷的概念，較好地處理了有極化電荷存在時象電荷的確定，給出了兩種介質交界情況下的電象及電勢問題的求解，從而說明用其解決問題的方便之處。The resonance network is connected to the gate, then the output and input matching network is designed to satisfy the oscillation criteria. then harmonic balance method is used to analysize and optimize the output power and phase noise. to minimize the load pulling effect a buffer amplifier is designed to isolate the oscillator and the load
本文在場效應管fet柵極上加上諧振網路（諧振網路是通過cst模擬得到的，它是串聯反饋迴路，介質工作在te01模，對于其後的fet ，它又相當於一個帶阻濾波器） ，然後設計輸入輸出匹配電路，使電路結構滿足起振條件，之後繼續用諧波平衡法模擬和優化，使振蕩器輸出功率合適，相位噪聲很低。The conflict also influences the classroom atmosphere and thus deteriorates the teaching and learning quality. but it also has an active function. the conflict can be used in the developments of the students " moral concepts, can help both the teacher and the students to look for the systematic rules to eliminate the conflict and deepen the understanding between the teachers and the students involved in the conflict and impels both sides to adjust themselves better
最後介紹了師生沖突的消極影響及積極作用，通常情況下，消極的對抗性沖突行為影響師生的身心健康、影響課堂氣氛，進而影響教與學的質量，但它也有積極的一面，沖突可用於學生道德觀念的培養，有利於師生雙方尋找解決這種沖突的制度化規則，使介入沖突的師生雙方之間加深了解，促使雙方的自身調節。分享友人